--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/langtools/test/tools/javac/modules/ModuleTestBase.java Thu Mar 17 19:04:28 2016 +0000
@@ -0,0 +1,186 @@
+/*
+ * Copyright (c) 2013, 2015, 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.
+ */
+
+import java.io.File;
+import java.io.IOException;
+import java.io.PrintStream;
+import java.lang.annotation.Annotation;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.nio.file.FileVisitResult;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.nio.file.SimpleFileVisitor;
+import java.nio.file.attribute.BasicFileAttributes;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Set;
+import java.util.TreeSet;
+import java.util.stream.Collectors;
+
+/**
+ * Base class for module tests.
+ */
+public class ModuleTestBase {
+ protected ToolBox tb;
+ protected PrintStream out;
+ private int errors;
+
+ /** Marker annotation for test methods to be invoked by runTests. */
+ @Retention(RetentionPolicy.RUNTIME)
+ @interface Test { }
+
+ /**
+ * Run all methods annotated with @Test, and throw an exception if any
+ * errors are reported..
+ *
+ * @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");
+ }
+
+ // 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()]);
+ }
+
+ void error(String message) {
+ out.println("Error: " + message);
+ 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);
+ tb.new JavacTask()
+ .outdir(where.resolve(name))
+ .options("-mp", modulePath)
+ .files(findJavaFiles(moduleSrc))
+ .run()
+ .writeAll();
+ }
+ }
+}