test/jdk/jdk/jfr/api/modules/TestModularizedEvent.java
changeset 50113 caf115bb98ad
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/jdk/jfr/api/modules/TestModularizedEvent.java	Tue May 15 20:24:34 2018 +0200
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2018, 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.  Oracle designates this
+ * particular file as subject to the "Classpath" exception as provided
+ * by Oracle in the LICENSE file that accompanied this code.
+ *
+ * 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 jdk.jfr.api.modules;
+
+import java.nio.file.Paths;
+
+import static jdk.test.lib.Asserts.assertTrue;
+
+import java.io.IOException;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import java.util.stream.Collectors;
+import javax.tools.JavaCompiler;
+import javax.tools.StandardJavaFileManager;
+import javax.tools.StandardLocation;
+import javax.tools.ToolProvider;
+
+import jdk.test.lib.process.OutputAnalyzer;
+import jdk.test.lib.process.ProcessTools;
+
+public class TestModularizedEvent {
+
+    private static final String TEST_SRC = System.getProperty("test.src");
+
+    private static final Path SRC_DIR = Paths.get(TEST_SRC, "src_mods");
+    private static final Path MODS_DIR = Paths.get("mods");
+
+    private static final String ANNO_MODULE = "test.jfr.annotation";
+    private static final String SETTING_MODULE = "test.jfr.setting";
+    private static final String EVENT_MODULE = "test.jfr.event";
+    private static final String TEST_MODULE = "test.jfr.main";
+
+    public static void main(String... args) throws Exception {
+        compileModule(ANNO_MODULE);
+        compileModule(SETTING_MODULE);
+        compileModule(EVENT_MODULE, "--module-path", MODS_DIR.toString());
+        compileModule(TEST_MODULE, "--module-path", MODS_DIR.toString());
+
+        OutputAnalyzer oa = ProcessTools.executeTestJava("--module-path", "mods", "-m", "test.jfr.main/test.jfr.main.MainTest");
+        oa.stdoutShouldContain("Test passed.");
+    }
+
+    private static void compileModule(String modDir, String... opts) throws Exception {
+        boolean compiled = compile(SRC_DIR.resolve(modDir),
+                MODS_DIR.resolve(modDir),
+                opts);
+        assertTrue(compiled, "module " + modDir + " did not compile");
+    }
+
+    private static boolean compile(Path source, Path destination, String... options)
+            throws IOException {
+        JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
+        if (compiler == null) {
+            // no compiler available
+            throw new UnsupportedOperationException("Unable to get system java compiler. "
+                    + "Perhaps, jdk.compiler module is not available.");
+        }
+        StandardJavaFileManager jfm = compiler.getStandardFileManager(null, null, null);
+
+        List<Path> sources
+                = Files.find(source, Integer.MAX_VALUE,
+                        (file, attrs) -> (file.toString().endsWith(".java")))
+                .collect(Collectors.toList());
+
+        Files.createDirectories(destination);
+        jfm.setLocation(StandardLocation.CLASS_PATH, Collections.emptyList());
+        jfm.setLocationFromPaths(StandardLocation.CLASS_OUTPUT,
+                Arrays.asList(destination));
+
+        List<String> opts = Arrays.asList(options);
+        JavaCompiler.CompilationTask task
+                = compiler.getTask(null, jfm, null, opts, null,
+                        jfm.getJavaFileObjectsFromPaths(sources));
+
+        return task.call();
+    }
+
+}