8155774: move code from ModuleTestBase to toolbox
authorjjg
Mon, 02 May 2016 16:17:39 -0700
changeset 37758 3ecf9b414e05
parent 37757 f38cc75b6fa0
child 37759 f0b5daef41b6
8155774: move code from ModuleTestBase to toolbox Reviewed-by: ksrini, jlahoda
langtools/test/tools/javac/modules/AbstractOrInnerClassServiceImplTest.java
langtools/test/tools/javac/modules/AddLimitMods.java
langtools/test/tools/javac/modules/AddReadsTest.java
langtools/test/tools/javac/modules/AnnotationProcessing.java
langtools/test/tools/javac/modules/AnnotationProcessorsInModulesTest.java
langtools/test/tools/javac/modules/AutomaticModules.java
langtools/test/tools/javac/modules/DoclintOtherModules.java
langtools/test/tools/javac/modules/DuplicateClassTest.java
langtools/test/tools/javac/modules/EdgeCases.java
langtools/test/tools/javac/modules/GraphsTest.java
langtools/test/tools/javac/modules/HelloWorldTest.java
langtools/test/tools/javac/modules/MOptionTest.java
langtools/test/tools/javac/modules/ModuleFinderTest.java
langtools/test/tools/javac/modules/ModuleInfoTest.java
langtools/test/tools/javac/modules/ModuleInfoTreeAccess.java
langtools/test/tools/javac/modules/ModulePathTest.java
langtools/test/tools/javac/modules/ModuleSourcePathTest.java
langtools/test/tools/javac/modules/ModuleTestBase.java
langtools/test/tools/javac/modules/ModulesAndClassPathTest.java
langtools/test/tools/javac/modules/MultiModuleModeTest.java
langtools/test/tools/javac/modules/NPECompilingModuleInfoTest.java
langtools/test/tools/javac/modules/NPEEmptyFileTest.java
langtools/test/tools/javac/modules/OutputDirTest.java
langtools/test/tools/javac/modules/PackageConflictTest.java
langtools/test/tools/javac/modules/PackageMultipleModules.java
langtools/test/tools/javac/modules/PluginsInModulesTest.java
langtools/test/tools/javac/modules/ProvidesTest.java
langtools/test/tools/javac/modules/QueryBeforeEnter.java
langtools/test/tools/javac/modules/RepeatedUsesAndProvidesTest.java
langtools/test/tools/javac/modules/ReportNonExistentPackageTest.java
langtools/test/tools/javac/modules/RequiresPublicTest.java
langtools/test/tools/javac/modules/ResolveTest.java
langtools/test/tools/javac/modules/ServiceInStaticClassErrorTest.java
langtools/test/tools/javac/modules/ServiceProvidedButNotExportedOrUsedTest.java
langtools/test/tools/javac/modules/SingleModuleModeTest.java
langtools/test/tools/javac/modules/SubpackageTest.java
langtools/test/tools/javac/modules/UpgradeModulePathTest.java
langtools/test/tools/javac/modules/UsesTest.java
langtools/test/tools/javac/modules/XModuleTest.java
langtools/test/tools/lib/toolbox/JavacTask.java
langtools/test/tools/lib/toolbox/ModuleBuilder.java
langtools/test/tools/lib/toolbox/TestRunner.java
langtools/test/tools/lib/toolbox/ToolBox.java
--- a/langtools/test/tools/javac/modules/AbstractOrInnerClassServiceImplTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/AbstractOrInnerClassServiceImplTest.java	Mon May 02 16:17:39 2016 -0700
@@ -47,7 +47,7 @@
     }
 
     @Test
-    void testAbstractServiceImpl(Path base) throws Exception {
+    public void testAbstractServiceImpl(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.Service with p2.Impl; }",
@@ -68,7 +68,7 @@
     }
 
     @Test
-    void testInnerClassServiceImpl(Path base) throws Exception {
+    public void testInnerClassServiceImpl(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.Service with p2.Outer.Inner; }",
@@ -89,7 +89,7 @@
     }
 
     @Test
-    void testInnerInterfaceServiceImpl(Path base) throws Exception {
+    public void testInnerInterfaceServiceImpl(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.Service with p2.Outer.Inner; }",
--- a/langtools/test/tools/javac/modules/AddLimitMods.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/AddLimitMods.java	Mon May 02 16:17:39 2016 -0700
@@ -79,7 +79,7 @@
     }
 
     @Test
-    void testManual(Path base) throws Exception {
+    public void testManual(Path base) throws Exception {
         Path moduleSrc = base.resolve("module-src");
         Path m1 = moduleSrc.resolve("m1");
 
@@ -176,7 +176,7 @@
     }
 
     @Test
-    void testAllModulePath(Path base) throws Exception {
+    public void testAllModulePath(Path base) throws Exception {
         if (Files.isDirectory(base))
             tb.cleanDirectory(base);
 
@@ -284,7 +284,7 @@
     }
 
     @Test
-    void testRuntime2Compile(Path base) throws Exception {
+    public void testRuntime2Compile(Path base) throws Exception {
         Path classpathSrc = base.resolve("classpath-src");
         Path classpathOut = base.resolve("classpath-out");
 
--- a/langtools/test/tools/javac/modules/AddReadsTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/AddReadsTest.java	Mon May 02 16:17:39 2016 -0700
@@ -58,7 +58,7 @@
     }
 
     @Test
-    void testAddReads(Path base) throws Exception {
+    public void testAddReads(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1,
@@ -150,7 +150,7 @@
     }
 
     @Test
-    void testAddReadsUnnamedModule(Path base) throws Exception {
+    public void testAddReadsUnnamedModule(Path base) throws Exception {
         Path jar = prepareTestJar(base);
 
         Path moduleSrc = base.resolve("module-src");
@@ -175,7 +175,7 @@
     }
 
     @Test
-    void testAddReadsUnnamedModulePackageConflict(Path base) throws Exception {
+    public void testAddReadsUnnamedModulePackageConflict(Path base) throws Exception {
         Path jar = prepareTestJar(base);
 
         Path moduleSrc = base.resolve("module-src");
@@ -202,7 +202,7 @@
     }
 
     @Test
-    void testAddReadsUnnamedToJavaBase(Path base) throws Exception {
+    public void testAddReadsUnnamedToJavaBase(Path base) throws Exception {
         Path jar = prepareTestJar(base);
         Path src = base.resolve("src");
         Path classes = base.resolve("classes");
@@ -223,7 +223,7 @@
     }
 
     @Test
-    void testAddReadsToJavaBase(Path base) throws Exception {
+    public void testAddReadsToJavaBase(Path base) throws Exception {
         Path src = base.resolve("src");
         Path classes = base.resolve("classes");
 
@@ -275,7 +275,7 @@
     }
 
     @Test
-    void testX(Path base) throws Exception {
+    public void testX(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1,
--- a/langtools/test/tools/javac/modules/AnnotationProcessing.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/AnnotationProcessing.java	Mon May 02 16:17:39 2016 -0700
@@ -68,7 +68,7 @@
     }
 
     @Test
-    void testAPSingleModule(Path base) throws Exception {
+    public void testAPSingleModule(Path base) throws Exception {
         Path moduleSrc = base.resolve("module-src");
         Path m1 = moduleSrc.resolve("m1");
 
@@ -95,7 +95,7 @@
     }
 
     @Test
-    void testAPMultiModule(Path base) throws Exception {
+    public void testAPMultiModule(Path base) throws Exception {
         Path moduleSrc = base.resolve("module-src");
         Path m1 = moduleSrc.resolve("m1");
         Path m2 = moduleSrc.resolve("m2");
@@ -196,7 +196,7 @@
     }
 
     @Test
-    void testVerifyUsesProvides(Path base) throws Exception {
+    public void testVerifyUsesProvides(Path base) throws Exception {
         Path moduleSrc = base.resolve("module-src");
         Path m1 = moduleSrc.resolve("m1");
 
@@ -254,7 +254,7 @@
     }
 
     @Test
-    void testPackageNoModule(Path base) throws Exception {
+    public void testPackageNoModule(Path base) throws Exception {
         Path src = base.resolve("src");
         Path classes = base.resolve("classes");
 
--- a/langtools/test/tools/javac/modules/AnnotationProcessorsInModulesTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/AnnotationProcessorsInModulesTest.java	Mon May 02 16:17:39 2016 -0700
@@ -156,7 +156,7 @@
     Path classes;
 
     @Test
-    void testUseOnlyOneProcessor(Path base) throws Exception {
+    public void testUseOnlyOneProcessor(Path base) throws Exception {
         initialization(base);
         String log = new JavacTask(tb)
                 .options("-processormodulepath", processorCompiledModules.toString(),
@@ -172,7 +172,7 @@
     }
 
     @Test
-    void testAnnotationProcessorExecutionOrder(Path base) throws Exception {
+    public void testAnnotationProcessorExecutionOrder(Path base) throws Exception {
         initialization(base);
         List<String> log = new JavacTask(tb)
                 .options("-processormodulepath", processorCompiledModules.toString(),
@@ -202,7 +202,7 @@
     }
 
     @Test
-    void testErrorOutputIfOneProcessorNameIsIncorrect(Path base) throws Exception {
+    public void testErrorOutputIfOneProcessorNameIsIncorrect(Path base) throws Exception {
         initialization(base);
         String log = new JavacTask(tb)
                 .options("-XDrawDiagnostics", "-processormodulepath", processorCompiledModules.toString(),
@@ -218,7 +218,7 @@
     }
 
     @Test
-    void testOptionsExclusion(Path base) throws Exception {
+    public void testOptionsExclusion(Path base) throws Exception {
         initialization(base);
         List<String> log = new JavacTask(tb)
                 .options("-XDrawDiagnostics", "-processormodulepath", processorCompiledModules.toString(),
--- a/langtools/test/tools/javac/modules/AutomaticModules.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/AutomaticModules.java	Mon May 02 16:17:39 2016 -0700
@@ -48,7 +48,7 @@
     }
 
     @Test
-    void testSimple(Path base) throws Exception {
+    public void testSimple(Path base) throws Exception {
         Path legacySrc = base.resolve("legacy-src");
         tb.writeJavaFiles(legacySrc,
                           "package api; import java.awt.event.ActionListener; public abstract class Api implements ActionListener {}");
@@ -98,7 +98,7 @@
     }
 
     @Test
-    void testUnnamedModule(Path base) throws Exception {
+    public void testUnnamedModule(Path base) throws Exception {
         Path legacySrc = base.resolve("legacy-src");
         tb.writeJavaFiles(legacySrc,
                           "package api; public abstract class Api { public void run(CharSequence str) { } private void run(base.Base base) { } }",
@@ -156,7 +156,7 @@
     }
 
     @Test
-    void testModuleInfoFromClassFileDependsOnAutomatic(Path base) throws Exception {
+    public void testModuleInfoFromClassFileDependsOnAutomatic(Path base) throws Exception {
         Path automaticSrc = base.resolve("automaticSrc");
         tb.writeJavaFiles(automaticSrc, "package api; public class Api {}");
         Path automaticClasses = base.resolve("automaticClasses");
--- a/langtools/test/tools/javac/modules/DoclintOtherModules.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/DoclintOtherModules.java	Mon May 02 16:17:39 2016 -0700
@@ -47,7 +47,7 @@
     }
 
     @Test
-    void testSimple(Path base) throws Exception {
+    public void testSimple(Path base) throws Exception {
         Path src = base.resolve("src");
         Path m1 = src.resolve("m1");
         Path m2 = src.resolve("m2");
--- a/langtools/test/tools/javac/modules/DuplicateClassTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/DuplicateClassTest.java	Mon May 02 16:17:39 2016 -0700
@@ -47,7 +47,7 @@
     }
 
     @Test
-    void testSimple(Path base) throws Exception {
+    public void testSimple(Path base) throws Exception {
         Path m1 = base.resolve("m1");
         Path m2 = base.resolve("m2");
         tb.writeJavaFiles(m1,
--- a/langtools/test/tools/javac/modules/EdgeCases.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/EdgeCases.java	Mon May 02 16:17:39 2016 -0700
@@ -66,7 +66,7 @@
     }
 
     @Test
-    void testAddExportUndefinedModule(Path base) throws Exception {
+    public void testAddExportUndefinedModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "package test; import undef.Any; public class Test {}");
         Path classes = base.resolve("classes");
@@ -89,7 +89,7 @@
     }
 
     @Test
-    void testModuleSymbolOutterMostClass(Path base) throws Exception {
+    public void testModuleSymbolOutterMostClass(Path base) throws Exception {
         JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
         try (StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null)) {
             Path moduleSrc = base.resolve("module-src");
@@ -110,7 +110,7 @@
     }
 
     @Test
-    void testParseEnterAnalyze(Path base) throws Exception {
+    public void testParseEnterAnalyze(Path base) throws Exception {
         JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
         try (StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null)) {
             Path moduleSrc = base.resolve("module-src");
@@ -148,7 +148,7 @@
     }
 
     @Test
-    void testModuleImplicitModuleBoundaries(Path base) throws Exception {
+    public void testModuleImplicitModuleBoundaries(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1,
@@ -180,7 +180,7 @@
     }
 
     @Test
-    void testAssignClassToAutomaticModule(Path base) throws Exception {
+    public void testAssignClassToAutomaticModule(Path base) throws Exception {
         //check that if a ClassSymbol belongs to an automatic module, it is properly assigned and not
         //duplicated when being accessed through a classfile.
         Path automaticSrc = base.resolve("automaticSrc");
@@ -239,7 +239,7 @@
     }
 
     @Test
-    void testEmptyImplicitModuleInfo(Path base) throws Exception {
+    public void testEmptyImplicitModuleInfo(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         Files.createDirectories(src_m1);
@@ -270,7 +270,7 @@
     }
 
     @Test
-    void testClassPackageClash(Path base) throws Exception {
+    public void testClassPackageClash(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1,
--- a/langtools/test/tools/javac/modules/GraphsTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/GraphsTest.java	Mon May 02 16:17:39 2016 -0700
@@ -28,7 +28,8 @@
  * @modules
  *      jdk.compiler/com.sun.tools.javac.api
  *      jdk.compiler/com.sun.tools.javac.main
- * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask ModuleTestBase
+ * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask toolbox.ModuleBuilder
+ *      ModuleTestBase
  * @run main GraphsTest
  */
 
@@ -41,6 +42,7 @@
 
 import toolbox.JarTask;
 import toolbox.JavacTask;
+import toolbox.ModuleBuilder;
 import toolbox.Task;
 import toolbox.ToolBox;
 
@@ -69,11 +71,11 @@
      *
      */
     @Test
-    void diamond(Path base) throws Exception {
+    public void diamond(Path base) throws Exception {
 
         Path modules = Files.createDirectories(base.resolve("modules"));
 
-        new ModuleBuilder("J")
+        new ModuleBuilder(tb, "J")
                 .exports("openJ")
                 .classes("package openJ; public class J { }")
                 .classes("package closedJ; public class J { }")
@@ -87,25 +89,25 @@
                 .run()
                 .writeAll();
 
-        new ModuleBuilder("O")
+        new ModuleBuilder(tb, "O")
                 .exports("openO")
                 .requiresPublic("J", jarModules)
                 .classes("package openO; public class O { openJ.J j; }")
                 .classes("package closedO; public class O { }")
                 .build(modules);
-        new ModuleBuilder("N")
+        new ModuleBuilder(tb, "N")
                 .requiresPublic("O", modules, jarModules)
                 .exports("openN")
                 .classes("package openN; public class N { }")
                 .classes("package closedN; public class N { }")
                 .build(modules);
-        new ModuleBuilder("L")
+        new ModuleBuilder(tb, "L")
                 .requiresPublic("O", modules, jarModules)
                 .exports("openL")
                 .classes("package openL; public class L { }")
                 .classes("package closedL; public class L { }")
                 .build(modules);
-        ModuleBuilder m = new ModuleBuilder("M");
+        ModuleBuilder m = new ModuleBuilder(tb, "M");
         //positive case
         Path positiveSrc = m
                 .requires("N", modules)
@@ -178,14 +180,14 @@
     @Test
     public void reexportOfQualifiedExport(Path base) throws Exception {
         Path modules = base.resolve("modules");
-        new ModuleBuilder("M")
+        new ModuleBuilder(tb, "M")
                 .requiresPublic("N")
                 .write(modules);
-        new ModuleBuilder("N")
+        new ModuleBuilder(tb, "N")
                 .exportsTo("pack", "M")
                 .classes("package pack; public class Clazz { }")
                 .write(modules);
-        new ModuleBuilder("L")
+        new ModuleBuilder(tb, "L")
                 .requires("M")
                 .classes("package p; public class A { A(pack.Clazz cl){} } ")
                 .write(modules);
--- a/langtools/test/tools/javac/modules/HelloWorldTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/HelloWorldTest.java	Mon May 02 16:17:39 2016 -0700
@@ -58,7 +58,7 @@
         + HELLO_WORLD;
 
     @Test
-    void testLegacyMode(Path base) throws Exception {
+    public void testLegacyMode(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, HELLO_WORLD);
 
@@ -85,7 +85,7 @@
     }
 
     @Test
-    void testUnnamedModule(Path base) throws Exception {
+    public void testUnnamedModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, HELLO_WORLD);
 
@@ -101,7 +101,7 @@
     }
 
     @Test
-    void testSingleModule(Path base) throws Exception {
+    public void testSingleModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeFile(src.resolve("module-info.java"), "module m { }");
         tb.writeJavaFiles(src, PKG_HELLO_WORLD);
@@ -121,7 +121,7 @@
     }
 
     @Test
-    void testModuleSourcePath(Path base) throws Exception {
+    public void testModuleSourcePath(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeFile(src_m1.resolve("module-info.java"), "module m1 { }");
--- a/langtools/test/tools/javac/modules/MOptionTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/MOptionTest.java	Mon May 02 16:17:39 2016 -0700
@@ -47,7 +47,7 @@
     }
 
     @Test
-    void testOneModule(Path base) throws Exception {
+    public void testOneModule(Path base) throws Exception {
         Path src = base.resolve("src");
         Path m1 = src.resolve("m1");
         Path build = base.resolve("build");
@@ -112,7 +112,7 @@
     }
 
     @Test
-    void testNoOutputDir(Path base) throws Exception {
+    public void testNoOutputDir(Path base) throws Exception {
         Path src = base.resolve("src");
         Path m1 = src.resolve("m1");
         Path build = base.resolve("build");
@@ -135,7 +135,7 @@
     }
 
     @Test
-    void testNoModuleSourcePath(Path base) throws Exception {
+    public void testNoModuleSourcePath(Path base) throws Exception {
         Path src = base.resolve("src");
         Path m1 = src.resolve("m1");
         Path build = base.resolve("build");
@@ -158,7 +158,7 @@
     }
 
     @Test
-    void testMultiModule(Path base) throws Exception {
+    public void testMultiModule(Path base) throws Exception {
         Path src = base.resolve("src");
         Path m1 = src.resolve("m1");
         Path m2 = src.resolve("m2");
--- a/langtools/test/tools/javac/modules/ModuleFinderTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ModuleFinderTest.java	Mon May 02 16:17:39 2016 -0700
@@ -48,7 +48,7 @@
     }
 
     @Test
-    void testDuplicateModulesOnPath(Path base) throws Exception {
+    public void testDuplicateModulesOnPath(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module m1 { }");
 
--- a/langtools/test/tools/javac/modules/ModuleInfoTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ModuleInfoTest.java	Mon May 02 16:17:39 2016 -0700
@@ -51,7 +51,7 @@
      * Check error message if module declaration not in module-info.java.
      */
     @Test
-    void testModuleDeclNotInModuleJava(Path base) throws Exception {
+    public void testModuleDeclNotInModuleJava(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeFile(src.resolve("M.java"), "module M { }");
         String log = new JavacTask(tb)
@@ -69,7 +69,7 @@
      * Verify that a package private class can be put in module-info.java.
      */
     @Test
-    void testNotModuleDeclInModuleJava_1(Path base) throws Exception {
+    public void testNotModuleDeclInModuleJava_1(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeFile(src.resolve("module-info.java"), "class C { }");
         new JavacTask(tb)
@@ -83,7 +83,7 @@
      * Verify that a public class cannot be put in module-info.java.
      */
     @Test
-    void testNotModuleDeclInModuleJava_2(Path base) throws Exception {
+    public void testNotModuleDeclInModuleJava_2(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeFile(src.resolve("module-info.java"), "public class C { }");
         String log = new JavacTask(tb)
@@ -101,7 +101,7 @@
      * Verify that only one module decl can be put in module-info.java.
      */
     @Test
-    void testSingleModuleDecl(Path base) throws Exception {
+    public void testSingleModuleDecl(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module M1 { } /*...*/ module M2 { }");
         String log = new JavacTask(tb)
@@ -119,7 +119,7 @@
      * Verify that missing requires are reported.
      */
     @Test
-    void testRequiresNotFound(Path base) throws Exception {
+    public void testRequiresNotFound(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module M1 { requires M2; }");
         String log = new JavacTask(tb)
@@ -137,7 +137,7 @@
      * Verify that missing exports are reported.
      */
     @Test
-    void testExportsNotFound(Path base) throws Exception {
+    public void testExportsNotFound(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module M1 { exports p to M2; }");
         String log = new JavacTask(tb)
@@ -155,7 +155,7 @@
      * Verify that a simple loop is detected.
      */
     @Test
-    void testRequiresSelf(Path base) throws Exception {
+    public void testRequiresSelf(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module M { requires M; }");
         String log = new JavacTask(tb)
@@ -173,7 +173,7 @@
      * Verify that a multi-module loop is detected.
      */
     @Test
-    void testRequiresLoop(Path base) throws Exception {
+    public void testRequiresLoop(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeFile(src_m1.resolve("module-info.java"), "module m1 { requires m2; }");
@@ -201,7 +201,7 @@
      * Verify that a multi-module loop is detected.
      */
     @Test
-    void testRequiresPublicLoop(Path base) throws Exception {
+    public void testRequiresPublicLoop(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeFile(src_m1.resolve("module-info.java"), "module m1 { requires m2; }");
@@ -229,7 +229,7 @@
      * Verify that duplicate requires are detected.
      */
     @Test
-    void testDuplicateRequires(Path base) throws Exception {
+    public void testDuplicateRequires(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeFile(src_m1.resolve("module-info.java"), "module m1 { }");
@@ -255,7 +255,7 @@
      * Verify that duplicate exported packages are detected.
      */
     @Test
-    void testDuplicateExports_packages(Path base) throws Exception {
+    public void testDuplicateExports_packages(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module m1 { exports p; exports p; }");
 
@@ -278,7 +278,7 @@
      * Verify that duplicate exported packages are detected.
      */
     @Test
-    void testDuplicateExports_packages2(Path base) throws Exception {
+    public void testDuplicateExports_packages2(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"), "module m1 { exports p; exports p to m2; }");
         tb.writeJavaFiles(src.resolve("m2"), "module m2 { }");
@@ -302,7 +302,7 @@
      * Verify that duplicate exported packages are detected.
      */
     @Test
-    void testDuplicateExports_modules(Path base) throws Exception {
+    public void testDuplicateExports_modules(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeFile(src_m1.resolve("module-info.java"), "module m1 { }");
--- a/langtools/test/tools/javac/modules/ModuleInfoTreeAccess.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ModuleInfoTreeAccess.java	Mon May 02 16:17:39 2016 -0700
@@ -61,7 +61,7 @@
     }
 
     @Test
-    void testTreePathForModuleDecl(Path base) throws Exception {
+    public void testTreePathForModuleDecl(Path base) throws Exception {
 
         JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
         try (StandardJavaFileManager fm = compiler.getStandardFileManager(null, null, null)) {
--- a/langtools/test/tools/javac/modules/ModulePathTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ModulePathTest.java	Mon May 02 16:17:39 2016 -0700
@@ -30,7 +30,8 @@
  *      jdk.compiler/com.sun.tools.javac.main
  *      jdk.jdeps/com.sun.tools.javap
  *      jdk.jlink/jdk.tools.jmod
- * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask ModuleTestBase
+ * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask toolbox.ModuleBuilder
+ *      ModuleTestBase
  * @run main ModulePathTest
  */
 
@@ -41,6 +42,7 @@
 
 import toolbox.JarTask;
 import toolbox.JavacTask;
+import toolbox.ModuleBuilder;
 import toolbox.Task;
 import toolbox.ToolBox;
 
@@ -54,7 +56,7 @@
     }
 
     @Test
-    void testNotExistsOnPath(Path base) throws Exception {
+    public void testNotExistsOnPath(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "class C { }");
 
@@ -71,7 +73,7 @@
     }
 
     @Test
-    void testNotADirOnPath_1(Path base) throws Exception {
+    public void testNotADirOnPath_1(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "class C { }");
         tb.writeFile("dummy.txt", "");
@@ -89,7 +91,7 @@
     }
 
     @Test
-    void testNotADirOnPath_2(Path base) throws Exception {
+    public void testNotADirOnPath_2(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "class C { }");
         tb.writeFile("dummy.jimage", "");
@@ -107,7 +109,7 @@
     }
 
     @Test
-    void testExplodedModuleOnPath(Path base) throws Exception {
+    public void testExplodedModuleOnPath(Path base) throws Exception {
         Path modSrc = base.resolve("modSrc");
         tb.writeJavaFiles(modSrc,
                 "module m1 { exports p; }",
@@ -137,7 +139,7 @@
     }
 
     @Test
-    void testBadExplodedModuleOnPath(Path base) throws Exception {
+    public void testBadExplodedModuleOnPath(Path base) throws Exception {
         Path modClasses = base.resolve("modClasses");
         tb.writeFile(modClasses.resolve("module-info.class"), "module m1 { }");
 
@@ -162,7 +164,7 @@
     }
 
     @Test
-    void testAutoJarOnPath(Path base) throws Exception {
+    public void testAutoJarOnPath(Path base) throws Exception {
         Path jarSrc = base.resolve("jarSrc");
         tb.writeJavaFiles(jarSrc,
                 "package p; public class CC { }");
@@ -195,7 +197,7 @@
     }
 
     @Test
-    void testModJarOnPath(Path base) throws Exception {
+    public void testModJarOnPath(Path base) throws Exception {
         Path jarSrc = base.resolve("jarSrc");
         tb.writeJavaFiles(jarSrc,
                 "module m1 { exports p; }",
@@ -231,7 +233,7 @@
     }
 
     @Test
-    void testBadJarOnPath(Path base) throws Exception {
+    public void testBadJarOnPath(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "class C { }");
         tb.writeFile("dummy.jar", "");
@@ -249,7 +251,7 @@
     }
 
     @Test
-    void testJModOnPath(Path base) throws Exception {
+    public void testJModOnPath(Path base) throws Exception {
         Path jmodSrc = base.resolve("jmodSrc");
         tb.writeJavaFiles(jmodSrc,
                 "module m1 { exports p; }",
@@ -282,7 +284,7 @@
     }
 
     @Test
-    void testBadJModOnPath(Path base) throws Exception {
+    public void testBadJModOnPath(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "class C { }");
         tb.writeFile("dummy.jmod", "");
@@ -300,9 +302,9 @@
     }
 
     @Test
-    void relativePath(Path base) throws Exception {
+    public void relativePath(Path base) throws Exception {
         final Path modules = base.resolve("modules");
-        new ModuleBuilder("m1").build(modules);
+        new ModuleBuilder(tb, "m1").build(modules);
 
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module m2 { requires m1; }", "class A { }");
@@ -316,9 +318,9 @@
     }
 
     @Test
-    void duplicatePaths_1(Path base) throws Exception {
+    public void duplicatePaths_1(Path base) throws Exception {
         final Path modules = base.resolve("modules");
-        new ModuleBuilder("m1").build(modules);
+        new ModuleBuilder(tb, "m1").build(modules);
 
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module m2 { requires m1; }", "class A { }");
@@ -332,9 +334,9 @@
     }
 
     @Test
-    void duplicatePaths_2(Path base) throws Exception {
+    public void duplicatePaths_2(Path base) throws Exception {
         final Path modules = base.resolve("modules");
-        new ModuleBuilder("m1").build(modules);
+        new ModuleBuilder(tb, "m1").build(modules);
 
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module m2 { requires m1; }", "class A { }");
@@ -349,15 +351,15 @@
     }
 
     @Test
-    void oneModuleHidesAnother(Path base) throws Exception {
+    public void oneModuleHidesAnother(Path base) throws Exception {
         final Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg1")
                 .classes("package pkg1; public class E { }")
                 .build(module);
 
         final Path deepModuleDir = module.resolve("deepModuleDir");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg2")
                 .classes("package pkg2; public class E { }")
                 .build(deepModuleDir);
@@ -374,19 +376,19 @@
     }
 
     @Test
-    void modulesInDifferentContainers(Path base) throws Exception {
+    public void modulesInDifferentContainers(Path base) throws Exception {
         final Path modules = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("one")
                 .classes("package one; public class A { }")
                 .build(modules);
 
-        new ModuleBuilder("m2")
+        new ModuleBuilder(tb, "m2")
                 .requires("m1", modules)
                 .build(base.resolve("tmp"));
         jar(base.resolve("tmp/m2"), modules.resolve("m2.jar"));
 
-        new ModuleBuilder("m3")
+        new ModuleBuilder(tb, "m3")
                 .requires("m2", modules)
                 .build(base.resolve("tmp"));
         jmod(base.resolve("tmp/m3"), modules.resolve("m3.jmod"));
--- a/langtools/test/tools/javac/modules/ModuleSourcePathTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ModuleSourcePathTest.java	Mon May 02 16:17:39 2016 -0700
@@ -56,7 +56,7 @@
     }
 
     @Test
-    void testSourcePathConflict(Path base) throws Exception {
+    public void testSourcePathConflict(Path base) throws Exception {
         Path sp = base.resolve("src");
         Path msp = base.resolve("srcmodules");
 
@@ -74,7 +74,7 @@
     }
 
     @Test
-    void testUnnormalizedPath1(Path base) throws Exception {
+    public void testUnnormalizedPath1(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1, "module m1 { }");
@@ -91,7 +91,7 @@
     }
 
     @Test
-    void testUnnormalizedPath2(Path base) throws Exception {
+    public void testUnnormalizedPath2(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1, "module m1 { }");
@@ -115,7 +115,7 @@
     }
 
     @Test
-    void regularBraces(Path base) throws Exception {
+    public void regularBraces(Path base) throws Exception {
         generateModules(base, "src1", "src2/inner_dir");
 
         final Path modules = base.resolve("modules");
@@ -136,7 +136,7 @@
     }
 
     @Test
-    void mismatchedBraces(Path base) throws Exception {
+    public void mismatchedBraces(Path base) throws Exception {
         final List<String> sourcePaths = Arrays.asList(
                 "{",
                 "}",
@@ -165,7 +165,7 @@
     }
 
     @Test
-    void deepBraces(Path base) throws Exception {
+    public void deepBraces(Path base) throws Exception {
         String[] modulePaths = {"src/src1",
                 "src/src2",
                 "src/src3",
@@ -197,7 +197,7 @@
     }
 
     @Test
-    void fileInPath(Path base) throws Exception {
+    public void fileInPath(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("kettle$"), "module kettle$ { }", "package electric; class Heater { }");
         tb.writeFile(base.resolve("dummy.txt"), "");
@@ -218,7 +218,7 @@
     }
 
     @Test
-    void noAlternative(Path base) throws Exception {
+    public void noAlternative(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("kettle$"), "module kettle$ { }", "package electric; class Heater { }");
 
@@ -238,7 +238,7 @@
     }
 
     @Test
-    void noChoice(Path base) throws Exception {
+    public void noChoice(Path base) throws Exception {
         tb.writeJavaFiles(base.resolve("kettle$"), "module kettle$ { }", "package electric; class Heater { }");
 
         final Path modules = base.resolve("modules");
@@ -257,7 +257,7 @@
     }
 
     @Test
-    void nestedModules(Path src) throws Exception {
+    public void nestedModules(Path src) throws Exception {
         Path carModule = src.resolve("car");
         tb.writeJavaFiles(carModule, "module car { }", "package light; class Headlight { }");
         tb.writeJavaFiles(carModule.resolve("engine"), "module engine { }", "package flat; class Piston { }");
@@ -277,7 +277,7 @@
     }
 
     @Test
-    void relativePaths(Path base) throws Exception {
+    public void relativePaths(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("kettle"), "module kettle { }", "package electric; class Heater { }");
 
@@ -296,7 +296,7 @@
     }
 
     @Test
-    void duplicatePaths(Path base) throws Exception {
+    public void duplicatePaths(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"), "module m1 { }", "package a; class A { }");
 
@@ -315,7 +315,7 @@
     }
 
     @Test
-    void notExistentPaths(Path base) throws Exception {
+    public void notExistentPaths(Path base) throws Exception {
         tb.writeJavaFiles(base.resolve("m1"), "module m1 { requires m0; }", "package a; class A { }");
 
         final Path modules = base.resolve("modules");
@@ -334,7 +334,7 @@
     }
 
     @Test
-    void notExistentPathShouldBeSkipped(Path base) throws Exception {
+    public void notExistentPathShouldBeSkipped(Path base) throws Exception {
         tb.writeJavaFiles(base.resolve("m1"), "module m1 { }", "package a; class A { }");
 
         final Path modules = base.resolve("modules");
@@ -352,7 +352,7 @@
     }
 
     @Test
-    void commas(Path base) throws Exception {
+    public void commas(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"), "module m1 { }", "package a; class A { }");
 
@@ -371,7 +371,7 @@
     }
 
     @Test
-    void asterisk(Path base) throws Exception {
+    public void asterisk(Path base) throws Exception {
         tb.writeJavaFiles(base.resolve("kettle").resolve("classes"), "module kettle { }",
                 "package electric; class Heater { }");
 
@@ -391,7 +391,7 @@
     }
 
     @Test
-    void asteriskInDifferentSets(Path base) throws Exception {
+    public void asteriskInDifferentSets(Path base) throws Exception {
         Path src = base.resolve("src");
         final Path module = src.resolve("kettle");
         tb.writeJavaFiles(module.resolve("classes"), "module kettle { }", "package electric; class Heater { }");
@@ -417,7 +417,7 @@
     }
 
     @Test
-    void asteriskIllegalUse(Path base) throws Exception {
+    public void asteriskIllegalUse(Path base) throws Exception {
         final List<String> sourcePaths = Arrays.asList(
                 "*",
                 "**",
--- a/langtools/test/tools/javac/modules/ModuleTestBase.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ModuleTestBase.java	Mon May 02 16:17:39 2016 -0700
@@ -43,19 +43,20 @@
 import java.util.stream.Collectors;
 
 import toolbox.JavacTask;
+import toolbox.TestRunner;
 import toolbox.ToolBox;
 
 /**
  * Base class for module tests.
  */
-public class ModuleTestBase {
+public class ModuleTestBase extends TestRunner {
     protected ToolBox tb;
-    protected PrintStream out;
     private int errors;
 
-    /** Marker annotation for test methods to be invoked by runTests. */
-    @Retention(RetentionPolicy.RUNTIME)
-    @interface Test { }
+    ModuleTestBase() {
+        super(System.err);
+        tb = new ToolBox();
+    }
 
     /**
      * Run all methods annotated with @Test, and throw an exception if any
@@ -63,47 +64,12 @@
      *
      * @throws Exception if any errors occurred
      */
-    void runTests() throws Exception {
-        if (tb == null)
-            tb = new ToolBox();
-        out = System.err;
-
-        for (Method m: getClass().getDeclaredMethods()) {
-            Annotation a = m.getAnnotation(Test.class);
-            if (a != null) {
-                try {
-                    out.println("Running test " + m.getName());
-                    Path baseDir = Paths.get(m.getName());
-                    m.invoke(this, new Object[] { baseDir });
-                } catch (InvocationTargetException e) {
-                    Throwable cause = e.getCause();
-                    error("Exception: " + e.getCause());
-                    cause.printStackTrace(out);
-                }
-                out.println();
-            }
-        }
-        if (errors > 0)
-            throw new Exception(errors + " errors occurred");
+    protected void runTests() throws Exception {
+        runTests(m -> new Object[] { Paths.get(m.getName()) });
     }
 
-    // move to ToolBox?
-    // change returntyp to List<Path> -- means updating ToolBox methods
     Path[] findJavaFiles(Path... paths) throws IOException {
-        Set<Path> files = new TreeSet<>();
-        for (Path p : paths) {
-            Files.walkFileTree(p, new SimpleFileVisitor<Path>() {
-                @Override
-                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
-                        throws IOException {
-                    if (file.getFileName().toString().endsWith(".java")) {
-                        files.add(file);
-                    }
-                    return FileVisitResult.CONTINUE;
-                }
-            });
-        }
-        return files.toArray(new Path[files.size()]);
+        return tb.findJavaFiles(paths);
     }
 
     void error(String message) {
@@ -111,79 +77,4 @@
         errors++;
     }
 
-    public class ModuleBuilder {
-
-        private final String name;
-        private String requires = "";
-        private String exports = "";
-        private String uses = "";
-        private String provides = "";
-        private String modulePath = "";
-        private List<String> content = new ArrayList<>();
-
-        public ModuleBuilder(String name) {
-            this.name = name;
-        }
-
-        public ModuleBuilder requiresPublic(String requires, Path... modulePath) {
-            return requires("public " + requires, modulePath);
-        }
-
-        public ModuleBuilder requires(String requires, Path... modulePath) {
-            this.requires += "    requires " + requires + ";\n";
-            this.modulePath += Arrays.stream(modulePath)
-                    .map(Path::toString)
-                    .collect(Collectors.joining(File.pathSeparator));
-            return this;
-        }
-
-        public ModuleBuilder exportsTo(String pkg, String module) {
-            return exports(pkg + " to " + module);
-        }
-
-        public ModuleBuilder exports(String pkg) {
-            this.exports += "    exports " + pkg + ";\n";
-            return this;
-        }
-
-        public ModuleBuilder uses(String uses) {
-            this.uses += "    uses " + uses + ";\n";
-            return this;
-        }
-
-        public ModuleBuilder provides(String service, String implementation) {
-            this.provides += "    provides " + service + " with " + implementation + ";\n";
-            return this;
-        }
-
-        public ModuleBuilder classes(String... content) {
-            this.content.addAll(Arrays.asList(content));
-            return this;
-        }
-
-        public Path write(Path where) throws IOException {
-            Files.createDirectories(where);
-            List<String> sources = new ArrayList<>();
-            sources.add("module " + name + "{"
-                    + requires
-                    + exports
-                    + uses
-                    + provides
-                    + "}");
-            sources.addAll(content);
-            Path moduleSrc = where.resolve(name + "/src");
-            tb.writeJavaFiles(moduleSrc, sources.toArray(new String[]{}));
-            return moduleSrc;
-        }
-
-        public void build(Path where) throws IOException {
-            Path moduleSrc = write(where);
-            new JavacTask(tb)
-                    .outdir(where.resolve(name))
-                    .options("-mp", modulePath)
-                    .files(findJavaFiles(moduleSrc))
-                    .run()
-                    .writeAll();
-        }
-    }
 }
--- a/langtools/test/tools/javac/modules/ModulesAndClassPathTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ModulesAndClassPathTest.java	Mon May 02 16:17:39 2016 -0700
@@ -55,7 +55,7 @@
     }
 
     @Test
-    void testModulesAndClassPath(Path base) throws Exception {
+    public void testModulesAndClassPath(Path base) throws Exception {
         Path jar = prepareTestJar(base);
 
         Path moduleSrc = base.resolve("module-src");
@@ -106,7 +106,7 @@
     }
 
     @Test
-    void testImplicitSourcePathModuleInfo(Path base) throws Exception {
+    public void testImplicitSourcePathModuleInfo(Path base) throws Exception {
         Path jar = prepareTestJar(base);
 
         Path moduleSrc = base.resolve("module-src");
@@ -139,7 +139,7 @@
     }
 
     @Test
-    void testModuleInfoFromOutput(Path base) throws Exception {
+    public void testModuleInfoFromOutput(Path base) throws Exception {
         Path jar = prepareTestJar(base);
 
         Path moduleSrc = base.resolve("module-src");
@@ -221,7 +221,7 @@
     }
 
     @Test
-    void testClassOutputVisibleForIncrementalCompilation(Path base) throws Exception {
+    public void testClassOutputVisibleForIncrementalCompilation(Path base) throws Exception {
         Path moduleSrc = base.resolve("module-src");
         Path m1 = moduleSrc.resolve("m1");
 
--- a/langtools/test/tools/javac/modules/MultiModuleModeTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/MultiModuleModeTest.java	Mon May 02 16:17:39 2016 -0700
@@ -49,7 +49,7 @@
     }
 
     @Test
-    void testDuplicateModules(Path base) throws Exception {
+    public void testDuplicateModules(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1, "module m1 { }");
@@ -72,7 +72,7 @@
     }
 
     @Test
-    void testCantFindModule(Path base) throws Exception {
+    public void testCantFindModule(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1, "module m1 { }");
@@ -95,7 +95,7 @@
     }
 
     @Test
-    void testModuleNameMismatch(Path base) throws Exception {
+    public void testModuleNameMismatch(Path base) throws Exception {
         Path src = base.resolve("src");
         Path src_m1 = src.resolve("m1");
         tb.writeJavaFiles(src_m1, "module m2 { }");
@@ -116,7 +116,7 @@
     }
 
     @Test
-    void testImplicitModuleSource(Path base) throws Exception {
+    public void testImplicitModuleSource(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"), "module m1 { }");
         tb.writeJavaFiles(src.resolve("m2"), "module m2 { requires m1; }");
@@ -132,7 +132,7 @@
     }
 
     @Test
-    void testImplicitModuleClass(Path base) throws Exception {
+    public void testImplicitModuleClass(Path base) throws Exception {
         Path src1 = base.resolve("src1");
         tb.writeJavaFiles(src1.resolve("m1"), "module m1 { }");
         Path modules1 = base.resolve("modules1");
--- a/langtools/test/tools/javac/modules/NPECompilingModuleInfoTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/NPECompilingModuleInfoTest.java	Mon May 02 16:17:39 2016 -0700
@@ -45,7 +45,7 @@
     }
 
     @Test
-    void testCompileNoError(Path base) throws Exception {
+    public void testCompileNoError(Path base) throws Exception {
         Path mod = base.resolve("mod");
         tb.writeJavaFiles(mod, "module mod { exports pkg; }");
         Path pkg = mod.resolve("pkg");
--- a/langtools/test/tools/javac/modules/NPEEmptyFileTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/NPEEmptyFileTest.java	Mon May 02 16:17:39 2016 -0700
@@ -45,7 +45,7 @@
     }
 
     @Test
-    void compileEmptyFile(Path base) throws Exception {
+    public void compileEmptyFile(Path base) throws Exception {
         Path modules = base.resolve("modules");
         Files.createDirectories(modules);
         Path emptyJavaFile = base.resolve("Test.java");
--- a/langtools/test/tools/javac/modules/OutputDirTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/OutputDirTest.java	Mon May 02 16:17:39 2016 -0700
@@ -60,7 +60,7 @@
     }
 
     @Test
-    void testError(Path base) throws Exception {
+    public void testError(Path base) throws Exception {
         String log = new JavacTask(tb)
                 .options("-XDrawDiagnostics",
                         "-modulesourcepath", src.toString())
@@ -74,7 +74,7 @@
     }
 
     @Test
-    void testProcOnly(Path base) throws IOException {
+    public void testProcOnly(Path base) throws IOException {
         new JavacTask(tb)
                 .options("-XDrawDiagnostics",
                         "-proc:only",
@@ -85,7 +85,7 @@
     }
 
     @Test
-    void testClassOutDir(Path base) throws IOException {
+    public void testClassOutDir(Path base) throws IOException {
         Path classes = base.resolve("classes");
         new JavacTask(tb)
                 .options("-XDrawDiagnostics",
@@ -97,7 +97,7 @@
     }
 
     @Test
-    void testExplodedOutDir(Path base) throws Exception {
+    public void testExplodedOutDir(Path base) throws Exception {
         Path modSrc = base.resolve("modSrc");
         tb.writeJavaFiles(modSrc,
                 "module m1 { exports p; }",
@@ -131,7 +131,7 @@
     }
 
     @Test
-    void testInExplodedOutDir(Path base) throws Exception {
+    public void testInExplodedOutDir(Path base) throws Exception {
         Path modSrc = base.resolve("modSrc");
         tb.writeJavaFiles(modSrc,
                 "module m1 { exports p; }",
--- a/langtools/test/tools/javac/modules/PackageConflictTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/PackageConflictTest.java	Mon May 02 16:17:39 2016 -0700
@@ -28,7 +28,7 @@
  * @modules
  *      jdk.compiler/com.sun.tools.javac.api
  *      jdk.compiler/com.sun.tools.javac.main
- * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
+ * @build toolbox.ToolBox toolbox.JavacTask toolbox.ModuleBuilder ModuleTestBase
  * @run main PackageConflictTest
  */
 
@@ -38,6 +38,7 @@
 import java.util.List;
 
 import toolbox.JavacTask;
+import toolbox.ModuleBuilder;
 import toolbox.Task;
 import toolbox.ToolBox;
 
@@ -48,7 +49,7 @@
     }
 
     @Test
-    void testSimple(Path base) throws Exception {
+    public void testSimple(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "package java.util; public class MyList { }");
@@ -68,7 +69,7 @@
     }
 
     @Test
-    void testDisjoint(Path base) throws Exception {
+    public void testDisjoint(Path base) throws Exception {
         Path m1 = base.resolve("m1");
         Path m2 = base.resolve("m2");
         tb.writeJavaFiles(m1,
@@ -89,7 +90,7 @@
     }
 
     @Test
-    void testConflictInDependencies(Path base) throws Exception {
+    public void testConflictInDependencies(Path base) throws Exception {
         Path m1 = base.resolve("m1");
         Path m2 = base.resolve("m2");
         Path m3 = base.resolve("m3");
@@ -123,13 +124,13 @@
     }
 
     @Test
-    void testSimple2(Path base) throws Exception {
+    public void testSimple2(Path base) throws Exception {
         Path modules = base.resolve("modules");
-        new ModuleBuilder("N")
+        new ModuleBuilder(tb, "N")
                 .exports("pack")
                 .classes("package pack; public class A { }")
                 .build(modules);
-        new ModuleBuilder("M")
+        new ModuleBuilder(tb, "M")
                 .requires("N")
                 .classes("package pack; public class B { pack.A f; }")
                 .write(modules);
@@ -147,14 +148,14 @@
     }
 
     @Test
-    void testPrivateConflict(Path base) throws Exception {
+    public void testPrivateConflict(Path base) throws Exception {
         Path modules = base.resolve("modules");
-        new ModuleBuilder("N")
+        new ModuleBuilder(tb, "N")
                 .exports("publ")
                 .classes("package pack; public class A { }")
                 .classes("package publ; public class B { }")
                 .write(modules);
-        new ModuleBuilder("M")
+        new ModuleBuilder(tb, "M")
                 .requires("N")
                 .classes("package pack; public class C { publ.B b; }")
                 .write(modules);
@@ -173,14 +174,14 @@
     }
 
     @Test
-    void testPrivateConflictOnModulePath(Path base) throws Exception {
+    public void testPrivateConflictOnModulePath(Path base) throws Exception {
         Path modules = base.resolve("modules");
-        new ModuleBuilder("N")
+        new ModuleBuilder(tb, "N")
                 .exports("publ")
                 .classes("package pack; public class A { }")
                 .classes("package publ; public class B { }")
                 .build(modules);
-        new ModuleBuilder("M")
+        new ModuleBuilder(tb, "M")
                 .requires("N")
                 .classes("package pack; public class C { publ.B b; }")
                 .write(modules);
@@ -199,17 +200,17 @@
     }
 
     @Test
-    void testRequiresConflictExports(Path base) throws Exception {
+    public void testRequiresConflictExports(Path base) throws Exception {
         Path modules = base.resolve("modules");
-        new ModuleBuilder("M")
+        new ModuleBuilder(tb, "M")
                 .exports("pack")
                 .classes("package pack; public class A { }")
                 .build(modules);
-        new ModuleBuilder("N")
+        new ModuleBuilder(tb, "N")
                 .exports("pack")
                 .classes("package pack; public class B { }")
                 .build(modules);
-        new ModuleBuilder("K")
+        new ModuleBuilder(tb, "K")
                 .requires("M")
                 .requires("N")
                 .classes("package pkg; public class C { pack.A a; pack.B b; }")
@@ -231,18 +232,18 @@
     }
 
     @Test
-    void testQulifiedExportsToDifferentModules(Path base) throws Exception {
+    public void testQulifiedExportsToDifferentModules(Path base) throws Exception {
         Path modules = base.resolve("modules");
-        new ModuleBuilder("U").write(modules);
-        new ModuleBuilder("M")
+        new ModuleBuilder(tb, "U").write(modules);
+        new ModuleBuilder(tb, "M")
                 .exports("pkg to U")
                 .classes("package pkg; public class A { public static boolean flagM; }")
                 .write(modules);
-        new ModuleBuilder("N")
+        new ModuleBuilder(tb, "N")
                 .exports("pkg to K")
                 .classes("package pkg; public class A { public static boolean flagN; }")
                 .write(modules);
-        ModuleBuilder moduleK = new ModuleBuilder("K");
+        ModuleBuilder moduleK = new ModuleBuilder(tb, "K");
         moduleK.requires("M")
                 .requires("N")
                 .classes("package p; public class DependsOnN { boolean f = pkg.A.flagN; } ")
--- a/langtools/test/tools/javac/modules/PackageMultipleModules.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/PackageMultipleModules.java	Mon May 02 16:17:39 2016 -0700
@@ -49,7 +49,7 @@
     }
 
     @Test
-    void testSimple(Path base) throws Exception {
+    public void testSimple(Path base) throws Exception {
         Path m1 = base.resolve("m1");
         Path m2 = base.resolve("m2");
         tb.writeJavaFiles(m1,
--- a/langtools/test/tools/javac/modules/PluginsInModulesTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/PluginsInModulesTest.java	Mon May 02 16:17:39 2016 -0700
@@ -127,7 +127,7 @@
     Path classes;
 
     @Test
-    void testUseOnlyOneProcessor(Path base) throws Exception {
+    public void testUseOnlyOneProcessor(Path base) throws Exception {
         initialization(base);
         List<String> log = new JavacTask(tb)
                 .options("-processormodulepath", processorCompiledModules.toString(),
--- a/langtools/test/tools/javac/modules/ProvidesTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ProvidesTest.java	Mon May 02 16:17:39 2016 -0700
@@ -48,7 +48,7 @@
     }
 
     @Test
-    void testSimple(Path base) throws Exception {
+    public void testSimple(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1 with p2.C2; }",
@@ -65,7 +65,7 @@
     }
 
     @Test
-    void testMulti(Path base) throws Exception {
+    public void testMulti(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { exports p1; }",
@@ -86,7 +86,7 @@
     }
 
     @Test
-    void testMissingWith(Path base) throws Exception {
+    public void testMissingWith(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p.C; }",
@@ -108,7 +108,7 @@
     }
 
     @Test
-    void testDuplicateProvides(Path base) throws Exception {
+    public void testDuplicateProvides(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1 with p2.C2; provides p1.C1 with p2.C2; }",
@@ -126,7 +126,7 @@
     }
 
     @Test
-    void testMissingService(Path base) throws Exception {
+    public void testMissingService(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p.Missing with p.C; }",
@@ -151,7 +151,7 @@
     }
 
     @Test
-    void testProvidesFromAnotherModule(Path base) throws Exception {
+    public void testProvidesFromAnotherModule(Path base) throws Exception {
         Path modules = base.resolve("modules");
         tb.writeJavaFiles(modules.resolve("M"),
                 "module M { exports p; }",
@@ -177,7 +177,7 @@
     }
 
     @Test
-    void testServiceIsNotImplemented(Path base) throws Exception {
+    public void testServiceIsNotImplemented(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p.A with p.B; }",
@@ -200,7 +200,7 @@
     }
 
     @Test
-    void testMissingImplementation(Path base) throws Exception {
+    public void testMissingImplementation(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p.C with p.Impl; }",
@@ -222,7 +222,7 @@
     }
 
     @Test
-    void testSeveralImplementations(Path base) throws Exception {
+    public void testSeveralImplementations(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p.C with p.Impl1; provides p.C with p.Impl2; }",
@@ -238,7 +238,7 @@
     }
 
     @Test
-    void testOneImplementationsForServices(Path base) throws Exception {
+    public void testOneImplementationsForServices(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p.Service1 with p.Impl; provides p.Service2 with p.Impl; }",
@@ -254,7 +254,7 @@
     }
 
     @Test
-    void testAbstractImplementation(Path base) throws Exception {
+    public void testAbstractImplementation(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1 with p2.C2; }",
@@ -277,7 +277,7 @@
     }
 
     @Test
-    void testInterfaceImplementation(Path base) throws Exception {
+    public void testInterfaceImplementation(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.Service with p2.Impl; }",
@@ -300,7 +300,7 @@
     }
 
     @Test
-    void testProtectedImplementation(Path base) throws Exception {
+    public void testProtectedImplementation(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1 with p2.C2; }",
@@ -323,7 +323,7 @@
     }
 
     @Test
-    void testNoNoArgConstructor(Path base) throws Exception {
+    public void testNoNoArgConstructor(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses p1.C1; provides p1.C1 with p2.C2; }",
@@ -346,7 +346,7 @@
     }
 
     @Test
-    void testPrivateNoArgConstructor(Path base) throws Exception {
+    public void testPrivateNoArgConstructor(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses p1.C1; provides p1.C1 with p2.C2; }",
@@ -369,7 +369,7 @@
     }
 
     @Test
-    void testServiceIndirectlyImplemented(Path base) throws Exception {
+    public void testServiceIndirectlyImplemented(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1 with p2.C3; }",
@@ -385,7 +385,7 @@
     }
 
     @Test
-    void testServiceImplementationInnerClass(Path base) throws Exception {
+    public void testServiceImplementationInnerClass(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1 with p2.C2.Inner; }",
@@ -408,7 +408,7 @@
     }
 
     @Test
-    void testServiceDefinitionInnerClass(Path base) throws Exception {
+    public void testServiceDefinitionInnerClass(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1.InnerDefinition with p2.C2; }",
--- a/langtools/test/tools/javac/modules/QueryBeforeEnter.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/QueryBeforeEnter.java	Mon May 02 16:17:39 2016 -0700
@@ -65,7 +65,7 @@
     }
 
     @Test
-    void testEmpty(Path base) throws Exception {
+    public void testEmpty(Path base) throws Exception {
         JavaCompiler javaCompiler = ToolProvider.getSystemJavaCompiler();
         com.sun.source.util.JavacTask task =
             (com.sun.source.util.JavacTask) javaCompiler.getTask(null, null, null, null, null, null);
@@ -75,7 +75,7 @@
     }
 
     @Test
-    void testUnnamed(Path base) throws Exception {
+    public void testUnnamed(Path base) throws Exception {
         Path moduleSrc = base.resolve("module-src");
         Path m1 = moduleSrc.resolve("m1");
 
@@ -151,7 +151,7 @@
     }
 
     @Test
-    void testSingleNamed(Path base) throws Exception {
+    public void testSingleNamed(Path base) throws Exception {
         Path moduleSrc = base.resolve("module-src");
         Path m1 = moduleSrc.resolve("m1");
 
@@ -226,7 +226,7 @@
     }
 
     @Test
-    void testMultiModule(Path base) throws Exception {
+    public void testMultiModule(Path base) throws Exception {
         Path modulePathSrc = base.resolve("module-path-src");
         Path m1 = modulePathSrc.resolve("m1");
 
@@ -311,7 +311,7 @@
     }
 
     @Test
-    void testTooSoon(Path base) throws Exception {
+    public void testTooSoon(Path base) throws Exception {
         Path src = base.resolve("src");
 
         tb.writeJavaFiles(src,
--- a/langtools/test/tools/javac/modules/RepeatedUsesAndProvidesTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/RepeatedUsesAndProvidesTest.java	Mon May 02 16:17:39 2016 -0700
@@ -46,7 +46,7 @@
     }
 
     @Test
-    void testDuplicateUses(Path base) throws Exception {
+    public void testDuplicateUses(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses p1.C1; uses p1.C1; }",
@@ -66,7 +66,7 @@
     }
 
     @Test
-    void testDuplicateProvides(Path base) throws Exception {
+    public void testDuplicateProvides(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1 with p2.C2; provides p1.C1 with p2.C2; }",
--- a/langtools/test/tools/javac/modules/ReportNonExistentPackageTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ReportNonExistentPackageTest.java	Mon May 02 16:17:39 2016 -0700
@@ -46,7 +46,7 @@
     }
 
     @Test
-    void testExportUnknownPackage(Path base) throws Exception {
+    public void testExportUnknownPackage(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module m { exports p1; }");
         Path classes = base.resolve("classes");
@@ -64,7 +64,7 @@
     }
 
     @Test
-    void testExportEmptyPackage(Path base) throws Exception {
+    public void testExportEmptyPackage(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { exports p1; }",
@@ -84,7 +84,7 @@
     }
 
     @Test
-    void testPackageWithMemberWOPackageDeclaration(Path base) throws Exception {
+    public void testPackageWithMemberWOPackageDeclaration(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "module m { exports p1; }");
         Path p1 = src.resolve("p1");
--- a/langtools/test/tools/javac/modules/RequiresPublicTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/RequiresPublicTest.java	Mon May 02 16:17:39 2016 -0700
@@ -47,7 +47,7 @@
     }
 
     @Test
-    void testJavaSE_OK(Path base) throws Exception {
+    public void testJavaSE_OK(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { requires java.se; }",
@@ -66,7 +66,7 @@
     }
 
     @Test
-    void testJavaSE_Fail(Path base) throws Exception {
+    public void testJavaSE_Fail(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { requires java.se; }",
@@ -90,7 +90,7 @@
     }
 
     @Test
-    void testComplex_OK(Path base) throws Exception {
+    public void testComplex_OK(Path base) throws Exception {
         Path src = getComplexSrc(base, "", "");
         Path classes = base.resolve("classes");
         Files.createDirectories(classes);
@@ -104,7 +104,7 @@
     }
 
     @Test
-    void testComplex_Fail(Path base) throws Exception {
+    public void testComplex_Fail(Path base) throws Exception {
         Path src = getComplexSrc(base,
                 "import p5.C5; import p6.C6; import p7.C7;\n",
                 "C5 c5; C6 c6; C7 c7;\n");
--- a/langtools/test/tools/javac/modules/ResolveTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ResolveTest.java	Mon May 02 16:17:39 2016 -0700
@@ -45,7 +45,7 @@
     }
 
     @Test
-    void testMissingSimpleTypeUnnamedModule(Path base) throws Exception {
+    public void testMissingSimpleTypeUnnamedModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "class C { D d; }");
 
@@ -62,7 +62,7 @@
     }
 
     @Test
-    void testMissingSimpleTypeNamedModule(Path base) throws Exception {
+    public void testMissingSimpleTypeNamedModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { }",
@@ -81,7 +81,7 @@
     }
 
     @Test
-    void testUnexportedTypeUnreadableModule(Path base) throws Exception {
+    public void testUnexportedTypeUnreadableModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { }",
@@ -105,7 +105,7 @@
     }
 
     @Test
-    void testUnexportedTypeReadableModule(Path base) throws Exception {
+    public void testUnexportedTypeReadableModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { }",
@@ -129,7 +129,7 @@
     }
 
     @Test
-    void testQualifiedExportedTypeReadableModule(Path base) throws Exception {
+    public void testQualifiedExportedTypeReadableModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { exports p1 to m3; }",
@@ -155,7 +155,7 @@
     }
 
     @Test
-    void testExportedTypeUnreadableModule(Path base) throws Exception {
+    public void testExportedTypeUnreadableModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { exports p1; }",
@@ -179,7 +179,7 @@
     }
 
     @Test
-    void testExportedTypeReadableModule(Path base) throws Exception {
+    public void testExportedTypeReadableModule(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { exports p1; }",
@@ -199,7 +199,7 @@
     }
 
     @Test
-    void testExportedTypeReadableModule2(Path base) throws Exception {
+    public void testExportedTypeReadableModule2(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { exports p1 to m2; }",
--- a/langtools/test/tools/javac/modules/ServiceInStaticClassErrorTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ServiceInStaticClassErrorTest.java	Mon May 02 16:17:39 2016 -0700
@@ -48,7 +48,7 @@
     }
 
     @Test
-    void testError(Path base) throws Exception {
+    public void testError(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.I with p1.Outer.A; }",
--- a/langtools/test/tools/javac/modules/ServiceProvidedButNotExportedOrUsedTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/ServiceProvidedButNotExportedOrUsedTest.java	Mon May 02 16:17:39 2016 -0700
@@ -49,7 +49,7 @@
     }
 
     @Test
-    void testWarning(Path base) throws Exception {
+    public void testWarning(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { provides p1.C1 with p2.C2; }",
@@ -76,7 +76,7 @@
     }
 
     @Test
-    void testImplementationMustBeInSameModuleAsProvidesDirective(Path base) throws Exception {
+    public void testImplementationMustBeInSameModuleAsProvidesDirective(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { exports p1; }",
--- a/langtools/test/tools/javac/modules/SingleModuleModeTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/SingleModuleModeTest.java	Mon May 02 16:17:39 2016 -0700
@@ -59,7 +59,7 @@
     }
 
     @Test
-    void testTooManyModules(Path base) throws Exception {
+    public void testTooManyModules(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"), "module m1 { }");
         tb.writeJavaFiles(src.resolve("m2"), "module m2 { }");
@@ -76,7 +76,7 @@
     }
 
     @Test
-    void testImplicitModuleSource(Path base) throws Exception {
+    public void testImplicitModuleSource(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { }",
@@ -90,7 +90,7 @@
     }
 
     @Test
-    void testImplicitModuleClass(Path base) throws Exception {
+    public void testImplicitModuleClass(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { }",
@@ -112,7 +112,7 @@
     }
 
     @Test
-    void testImplicitModuleClassAP(Path base) throws Exception {
+    public void testImplicitModuleClassAP(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses java.lang.Runnable; }",
@@ -137,7 +137,7 @@
     }
 
     @Test
-    void testImplicitModuleSourceAP(Path base) throws Exception {
+    public void testImplicitModuleSourceAP(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses java.lang.Runnable; }",
--- a/langtools/test/tools/javac/modules/SubpackageTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/SubpackageTest.java	Mon May 02 16:17:39 2016 -0700
@@ -52,7 +52,7 @@
     }
 
     @Test // based on JDK-8075435
-    void testUnnamedModule(Path base) throws Exception {
+    public void testUnnamedModule(Path base) throws Exception {
         Path libsrc = base.resolve("lib/src");
         tb.writeJavaFiles(libsrc,
             "package p; public class E extends Error { }");
@@ -83,7 +83,7 @@
     }
 
     @Test
-    void testSimpleMulti(Path base) throws Exception {
+    public void testSimpleMulti(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("mp"),
                 "module mp { exports p; }",
--- a/langtools/test/tools/javac/modules/UpgradeModulePathTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/UpgradeModulePathTest.java	Mon May 02 16:17:39 2016 -0700
@@ -28,7 +28,7 @@
  * @modules
  *      jdk.compiler/com.sun.tools.javac.api
  *      jdk.compiler/com.sun.tools.javac.main
- * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
+ * @build toolbox.ToolBox toolbox.JavacTask toolbox.ModuleBuilder ModuleTestBase
  * @run main UpgradeModulePathTest
  */
 
@@ -36,6 +36,7 @@
 import java.nio.file.Path;
 
 import toolbox.JavacTask;
+import toolbox.ModuleBuilder;
 import toolbox.Task;
 import toolbox.ToolBox;
 
@@ -47,15 +48,15 @@
     }
 
     @Test
-    void simpleUsage(Path base) throws Exception {
+    public void simpleUsage(Path base) throws Exception {
         final Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg1")
                 .classes("package pkg1; public class E { }")
                 .build(module);
 
         final Path upgradeModule = base.resolve("upgradeModule");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg2")
                 .classes("package pkg2; public class E { }")
                 .build(upgradeModule);
@@ -73,15 +74,15 @@
     }
 
     @Test
-    void onlyUpgradeModulePath(Path base) throws Exception {
+    public void onlyUpgradeModulePath(Path base) throws Exception {
         final Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg1")
                 .classes("package pkg1; public class E { }")
                 .build(module);
 
         final Path upgradeModule = base.resolve("upgradeModule");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg2")
                 .classes("package pkg2; public class E { }")
                 .build(upgradeModule);
@@ -98,15 +99,15 @@
     }
 
     @Test
-    void withModuleSourcePath(Path base) throws Exception {
+    public void withModuleSourcePath(Path base) throws Exception {
         final Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg1")
                 .classes("package pkg1; public class E { }")
                 .build(module);
 
         final Path upgradeModule = base.resolve("upgradeModule");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg2")
                 .classes("package pkg2; public class E { }")
                 .build(upgradeModule);
@@ -115,7 +116,7 @@
         tb.writeJavaFiles(s.resolve("m3"), "module m3 { }");
 
         final Path upgradeModule3 = base.resolve("upgradeModule");
-        new ModuleBuilder("m3")
+        new ModuleBuilder(tb, "m3")
                 .exports("pkg3")
                 .classes("package pkg3; public class E { }")
                 .build(upgradeModule);
@@ -135,15 +136,15 @@
     }
 
     @Test
-    void sameUpgradeAndModulePath(Path base) throws Exception {
+    public void sameUpgradeAndModulePath(Path base) throws Exception {
         final Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg1")
                 .classes("package pkg1; public class E { }")
                 .build(module);
 
         final Path upgradeModule = base.resolve("upgradeModule");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg2")
                 .classes("package pkg2; public class E { }")
                 .build(upgradeModule);
@@ -161,9 +162,9 @@
     }
 
     @Test
-    void dummyFileInUpgradeModulePath(Path base) throws Exception {
+    public void dummyFileInUpgradeModulePath(Path base) throws Exception {
         final Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg1")
                 .classes("package pkg1; public class E { }")
                 .build(module);
@@ -189,24 +190,24 @@
     }
 
     @Test
-    void severalUpgradeModules(Path base) throws Exception {
+    public void severalUpgradeModules(Path base) throws Exception {
         final Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg1")
                 .classes("package pkg1; public class A { }")
                 .build(module);
 
-        new ModuleBuilder("m2")
+        new ModuleBuilder(tb, "m2")
                 .exports("pkg2")
                 .classes("package pkg2; public class B { }")
                 .build(module);
 
         Path upgradeModule = base.resolve("upgradeModule");
-        new ModuleBuilder("m2")
+        new ModuleBuilder(tb, "m2")
                 .exports("pkg2")
                 .classes("package pkg2; public class BC { }")
                 .build(upgradeModule);
-        new ModuleBuilder("m3")
+        new ModuleBuilder(tb, "m3")
                 .exports("pkg3")
                 .classes("package pkg3; public class DC { }")
                 .build(upgradeModule);
@@ -240,21 +241,21 @@
     }
 
     @Test
-    void severalUpgradeModulePathsLastWin(Path base) throws Exception {
+    public void severalUpgradeModulePathsLastWin(Path base) throws Exception {
         final Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg1")
                 .classes("package pkg1; public class E { }")
                 .build(module);
 
         final Path upgradeModule1 = base.resolve("upgradeModule1");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg2")
                 .classes("package pkg2; public class EC1 { }")
                 .build(upgradeModule1);
 
         final Path upgradeModule2 = base.resolve("upgradeModule2");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("pkg2")
                 .classes("package pkg2; public class EC2 { }")
                 .build(upgradeModule2);
--- a/langtools/test/tools/javac/modules/UsesTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/UsesTest.java	Mon May 02 16:17:39 2016 -0700
@@ -28,7 +28,7 @@
  * @modules
  *      jdk.compiler/com.sun.tools.javac.api
  *      jdk.compiler/com.sun.tools.javac.main
- * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
+ * @build toolbox.ToolBox toolbox.JavacTask toolbox.ModuleBuilder ModuleTestBase
  * @run main UsesTest
  */
 
@@ -39,6 +39,7 @@
 import java.util.List;
 
 import toolbox.JavacTask;
+import toolbox.ModuleBuilder;
 import toolbox.Task;
 import toolbox.ToolBox;
 
@@ -49,7 +50,7 @@
     }
 
     @Test
-    void testSimple(Path base) throws Exception {
+    public void testSimple(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses p.C; }",
@@ -65,7 +66,7 @@
     }
 
     @Test
-    void testSimpleInner(Path base) throws Exception {
+    public void testSimpleInner(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses p.C.Inner; }",
@@ -81,7 +82,7 @@
     }
 
     @Test
-    void testSimpleAnnotation(Path base) throws Exception {
+    public void testSimpleAnnotation(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses p.C; }",
@@ -97,7 +98,7 @@
     }
 
     @Test
-    void testPrivateService(Path base) throws Exception {
+    public void testPrivateService(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses p.C.A; uses p.C; }",
@@ -119,7 +120,7 @@
     }
 
     @Test
-    void testMulti(Path base) throws Exception {
+    public void testMulti(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { exports p; }",
@@ -138,13 +139,13 @@
     }
 
     @Test
-    void testMultiOnModulePath(Path base) throws Exception {
+    public void testMultiOnModulePath(Path base) throws Exception {
         Path modules = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("p")
                 .classes("package p; public class C { }")
                 .build(modules);
-        new ModuleBuilder("m2")
+        new ModuleBuilder(tb, "m2")
                 .requires("m1")
                 .uses("p.C")
                 .write(modules);
@@ -158,13 +159,13 @@
     }
 
     @Test
-    void testMultiOnModulePathInner(Path base) throws Exception {
+    public void testMultiOnModulePathInner(Path base) throws Exception {
         Path modules = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .exports("p")
                 .classes("package p; public class C { public class Inner { } }")
                 .build(modules);
-        new ModuleBuilder("m2")
+        new ModuleBuilder(tb, "m2")
                 .requires("m1")
                 .uses("p.C.Inner")
                 .write(modules);
@@ -178,7 +179,7 @@
     }
 
     @Test
-    void testDuplicateUses(Path base) throws Exception {
+    public void testDuplicateUses(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m"),
                 "module m { uses p.C; uses p.C; }",
@@ -199,7 +200,7 @@
     }
 
     @Test
-    void testServiceNotExist(Path base) throws Exception {
+    public void testServiceNotExist(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
                 "module m { uses p.NotExist; }",
@@ -220,7 +221,7 @@
     }
 
     @Test
-    void testUsesUnexportedService(Path base) throws Exception {
+    public void testUsesUnexportedService(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { }",
@@ -244,7 +245,7 @@
     }
 
     @Test
-    void testUsesUnexportedButProvidedService(Path base) throws Exception {
+    public void testUsesUnexportedButProvidedService(Path base) throws Exception {
         Path src = base.resolve("src");
         tb.writeJavaFiles(src.resolve("m1"),
                 "module m1 { provides p.C with p.C; }",
--- a/langtools/test/tools/javac/modules/XModuleTest.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/javac/modules/XModuleTest.java	Mon May 02 16:17:39 2016 -0700
@@ -28,7 +28,7 @@
  * @modules
  *      jdk.compiler/com.sun.tools.javac.api
  *      jdk.compiler/com.sun.tools.javac.main
- * @build toolbox.ToolBox toolbox.JavacTask ModuleTestBase
+ * @build toolbox.ToolBox toolbox.JavacTask toolbox.ModuleBuilder ModuleTestBase
  * @run main XModuleTest
  */
 
@@ -37,7 +37,9 @@
 import java.util.List;
 
 import toolbox.JavacTask;
+import toolbox.ModuleBuilder;
 import toolbox.Task;
+import toolbox.TestRunner;
 import toolbox.ToolBox;
 
 public class XModuleTest extends ModuleTestBase {
@@ -47,7 +49,7 @@
     }
 
     @Test
-    void testCorrectXModule(Path base) throws Exception {
+    public void testCorrectXModule(Path base) throws Exception {
         //note: avoiding use of java.base, as that gets special handling on some places:
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element { }");
@@ -67,7 +69,7 @@
     }
 
     @Test
-    void testSourcePath(Path base) throws Exception {
+    public void testSourcePath(Path base) throws Exception {
         //note: avoiding use of java.base, as that gets special handling on some places:
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element, Other { }", "package javax.lang.model.element; interface Other { }");
@@ -87,7 +89,7 @@
     }
 
     @Test
-    void testClassPath(Path base) throws Exception {
+    public void testClassPath(Path base) throws Exception {
         Path cpSrc = base.resolve("cpSrc");
         tb.writeJavaFiles(cpSrc, "package p; public interface Other { }");
         Path cpClasses = base.resolve("cpClasses");
@@ -122,7 +124,7 @@
     }
 
     @Test
-    void testNoModuleInfoOnSourcePath(Path base) throws Exception {
+    public void testNoModuleInfoOnSourcePath(Path base) throws Exception {
         //note: avoiding use of java.base, as that gets special handling on some places:
         Path src = base.resolve("src");
         tb.writeJavaFiles(src,
@@ -147,7 +149,7 @@
     }
 
     @Test
-    void testNoModuleInfoInClassOutput(Path base) throws Exception {
+    public void testNoModuleInfoInClassOutput(Path base) throws Exception {
         //note: avoiding use of java.base, as that gets special handling on some places:
         Path srcMod = base.resolve("src-mod");
         tb.writeJavaFiles(srcMod,
@@ -187,7 +189,7 @@
     }
 
     @Test
-    void testModuleSourcePathXModule(Path base) throws Exception {
+    public void testModuleSourcePathXModule(Path base) throws Exception {
         //note: avoiding use of java.base, as that gets special handling on some places:
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element { }");
@@ -210,7 +212,7 @@
     }
 
     @Test
-    void testXModuleTooMany(Path base) throws Exception {
+    public void testXModuleTooMany(Path base) throws Exception {
         //note: avoiding use of java.base, as that gets special handling on some places:
         Path src = base.resolve("src");
         tb.writeJavaFiles(src, "package javax.lang.model.element; public interface Extra extends Element { }");
@@ -234,9 +236,9 @@
     }
 
     @Test
-    void testWithModulePath(Path base) throws Exception {
+    public void testWithModulePath(Path base) throws Exception {
         Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .classes("package pkg1; public interface E { }")
                 .build(module);
 
@@ -251,7 +253,7 @@
                 .writeAll();
 
         //checks module bounds still exist
-        new ModuleBuilder("m2")
+        new ModuleBuilder(tb, "m2")
                 .classes("package pkg2; public interface D { }")
                 .build(module);
 
@@ -275,14 +277,14 @@
     }
 
     @Test
-    void testWithUpgradeModulePath(Path base) throws Exception {
+    public void testWithUpgradeModulePath(Path base) throws Exception {
         Path module = base.resolve("modules");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .classes("package pkg1; public interface E { }")
                 .build(module);
 
         Path upgrade = base.resolve("upgrade");
-        new ModuleBuilder("m1")
+        new ModuleBuilder(tb, "m1")
                 .classes("package pkg1; public interface D { }")
                 .build(upgrade);
 
--- a/langtools/test/tools/lib/toolbox/JavacTask.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/lib/toolbox/JavacTask.java	Mon May 02 16:17:39 2016 -0700
@@ -103,6 +103,16 @@
     }
 
     /**
+     * Sets the classpath.
+     * @param classpath the classpath
+     * @return this task object
+     */
+    public JavacTask classpath(List<Path> classpath) {
+        this.classpath = classpath;
+        return this;
+    }
+
+    /**
      * Sets the sourcepath.
      * @param sourcepath the sourcepath
      * @return this task object
@@ -126,6 +136,16 @@
     }
 
     /**
+     * Sets the sourcepath.
+     * @param sourcepath the sourcepath
+     * @return this task object
+     */
+    public JavacTask sourcepath(List<Path> sourcepath) {
+        this.sourcepath = sourcepath;
+        return this;
+    }
+
+    /**
      * Sets the output directory.
      * @param outdir the output directory
      * @return this task object
@@ -188,6 +208,18 @@
     }
 
     /**
+     * Sets the files to be compiled or analyzed.
+     * @param files the files
+     * @return this task object
+     */
+    public JavacTask files(List<Path> files) {
+        this.files = files.stream()
+                .map(Path::toString)
+                .collect(Collectors.toList());
+        return this;
+    }
+
+    /**
      * Sets the sources to be compiled or analyzed.
      * Each source string is converted into an in-memory object that
      * can be passed directly to the compiler.
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/lib/toolbox/ModuleBuilder.java	Mon May 02 16:17:39 2016 -0700
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+package toolbox;
+
+import java.io.File;
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+public class ModuleBuilder {
+
+    private final ToolBox tb;
+    private final String name;
+    private String requires = "";
+    private String exports = "";
+    private String uses = "";
+    private String provides = "";
+    private String modulePath = "";
+    private List<String> content = new ArrayList<>();
+
+    public ModuleBuilder(ToolBox tb, String name) {
+        this.tb = tb;
+        this.name = name;
+    }
+
+    public ModuleBuilder requiresPublic(String requires, Path... modulePath) {
+        return requires("public " + requires, modulePath);
+    }
+
+    public ModuleBuilder requires(String requires, Path... modulePath) {
+        this.requires += "    requires " + requires + ";\n";
+        this.modulePath += Arrays.stream(modulePath)
+                .map(Path::toString)
+                .collect(Collectors.joining(File.pathSeparator));
+        return this;
+    }
+
+    public ModuleBuilder exportsTo(String pkg, String module) {
+        return exports(pkg + " to " + module);
+    }
+
+    public ModuleBuilder exports(String pkg) {
+        this.exports += "    exports " + pkg + ";\n";
+        return this;
+    }
+
+    public ModuleBuilder uses(String uses) {
+        this.uses += "    uses " + uses + ";\n";
+        return this;
+    }
+
+    public ModuleBuilder provides(String service, String implementation) {
+        this.provides += "    provides " + service + " with " + implementation + ";\n";
+        return this;
+    }
+
+    public ModuleBuilder classes(String... content) {
+        this.content.addAll(Arrays.asList(content));
+        return this;
+    }
+
+    public Path write(Path where) throws IOException {
+        Files.createDirectories(where);
+        List<String> sources = new ArrayList<>();
+        sources.add("module " + name + "{"
+                + requires
+                + exports
+                + uses
+                + provides
+                + "}");
+        sources.addAll(content);
+        Path moduleSrc = where.resolve(name + "/src");
+        tb.writeJavaFiles(moduleSrc, sources.toArray(new String[]{}));
+        return moduleSrc;
+    }
+
+    public void build(Path where) throws IOException {
+        Path moduleSrc = write(where);
+        new JavacTask(tb)
+                .outdir(where.resolve(name))
+                .options("-mp", modulePath)
+                .files(tb.findJavaFiles(moduleSrc))
+                .run()
+                .writeAll();
+    }
+}
--- a/langtools/test/tools/lib/toolbox/TestRunner.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/lib/toolbox/TestRunner.java	Mon May 02 16:17:39 2016 -0700
@@ -35,15 +35,16 @@
  * Utility class to manage and execute sub-tests within a test.
  *
  * This class does the following:
- * i.   invokes those test methods annotated with @Test
- * ii.  keeps track of successful and failed tests
- * iii. throws an Exception if any test fails.
- * iv.  provides a test summary at the end of the run.
- *
+ * <ul>
+ * <li>  invokes those test methods annotated with @Test
+ * <li>  keeps track of successful and failed tests
+ * <li>  throws an Exception if any test fails.
+ * <li>  provides a test summary at the end of the run.
+ * </ul>
+
  * Tests must extend this class, annotate the test methods
  * with @Test and call one of the runTests method.
  */
-
 public abstract class TestRunner {
    /** Marker annotation for test cases. */
     @Retention(RetentionPolicy.RUNTIME)
@@ -54,7 +55,7 @@
 
     public String testName = null;
 
-    final PrintStream out;
+    protected PrintStream out;
 
     /**
      * Constructs the Object.
@@ -66,18 +67,18 @@
 
     /**
      * Invoke all methods annotated with @Test.
-     * @throws java.lang.Exception
+     * @throws java.lang.Exception if any errors occur
      */
-    public void runTests() throws Exception {
+    protected void runTests() throws Exception {
         runTests(f -> new Object[0]);
     }
 
     /**
      * Invoke all methods annotated with @Test.
-     * @param f a lambda expression to specify arguments.
-     * @throws java.lang.Exception
+     * @param f a lambda expression to specify arguments for the test method
+     * @throws java.lang.Exception if any errors occur
      */
-    public void runTests(Function<Method, Object[]> f) throws Exception {
+    protected void runTests(Function<Method, Object[]> f) throws Exception {
         for (Method m : getClass().getDeclaredMethods()) {
             Annotation a = m.getAnnotation(Test.class);
             if (a != null) {
--- a/langtools/test/tools/lib/toolbox/ToolBox.java	Mon May 02 15:01:54 2016 -0700
+++ b/langtools/test/tools/lib/toolbox/ToolBox.java	Mon May 02 16:17:39 2016 -0700
@@ -41,6 +41,7 @@
 import java.nio.file.SimpleFileVisitor;
 import java.nio.file.StandardCopyOption;
 import java.nio.file.attribute.BasicFileAttributes;
+import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.HashMap;
@@ -49,6 +50,7 @@
 import java.util.Map;
 import java.util.Objects;
 import java.util.Set;
+import java.util.TreeSet;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
@@ -315,7 +317,7 @@
      * Reads the lines of a file.
      * The file is read using the default character encoding.
      * @param path the file to be read
-     * @return the lines of the file.
+     * @return the lines of the file
      * @throws IOException if an error occurred while reading the file
      */
     public List<String> readAllLines(String path) throws IOException {
@@ -326,7 +328,7 @@
      * Reads the lines of a file.
      * The file is read using the default character encoding.
      * @param path the file to be read
-     * @return the lines of the file.
+     * @return the lines of the file
      * @throws IOException if an error occurred while reading the file
      */
     public List<String> readAllLines(Path path) throws IOException {
@@ -348,7 +350,7 @@
      * Reads the lines of a file using the given encoding.
      * @param path the file to be read
      * @param encoding the encoding to be used to read the file
-     * @return the lines of the file.
+     * @return the lines of the file
      * @throws IOException if an error occurred while reading the file
      */
     public List<String> readAllLines(Path path, String encoding) throws IOException {
@@ -360,6 +362,30 @@
     }
 
     /**
+     * Find .java files in one or more directories.
+     * <p>Similar to the shell "find" command: {@code find paths -name \*.java}.
+     * @param paths the directories in which to search for .java files
+     * @return the .java files found
+     * @throws IOException if an error occurred while searching for files
+     */
+    public Path[] findJavaFiles(Path... paths) throws IOException {
+        Set<Path> files = new TreeSet<>();  // use TreeSet to force a consistent order
+        for (Path p : paths) {
+            Files.walkFileTree(p, new SimpleFileVisitor<Path>() {
+                @Override
+                public FileVisitResult visitFile(Path file, BasicFileAttributes attrs)
+                        throws IOException {
+                    if (file.getFileName().toString().endsWith(".java")) {
+                        files.add(file);
+                    }
+                    return FileVisitResult.CONTINUE;
+                }
+            });
+        }
+        return files.toArray(new Path[files.size()]);
+    }
+
+    /**
      * Writes a file containing the given content.
      * Any necessary directories for the file will be created.
      * @param path where to write the file