hotspot/test/runtime/modules/JVMAddModuleExports.java
changeset 36508 5f9eee6b383b
child 38152 80e5da81fb2c
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/runtime/modules/JVMAddModuleExports.java	Thu Mar 17 19:04:01 2016 +0000
@@ -0,0 +1,145 @@
+/*
+ * Copyright (c) 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.
+ */
+
+/*
+ * @test
+ * @library /testlibrary /test/lib /compiler/whitebox ..
+ * @build sun.hotspot.WhiteBox
+ * @compile/module=java.base java/lang/reflect/ModuleHelper.java
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *                              sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI JVMAddModuleExports
+ */
+
+import java.lang.reflect.Module;
+import static jdk.test.lib.Asserts.*;
+
+public class JVMAddModuleExports {
+
+    public static void main(String args[]) throws Throwable {
+        MyClassLoader from_cl = new MyClassLoader();
+        MyClassLoader to_cl = new MyClassLoader();
+        Module from_module, to_module;
+
+        from_module = ModuleHelper.ModuleObject("from_module", from_cl, new String[] { "mypackage", "this/package" });
+        assertNotNull(from_module, "Module should not be null");
+        ModuleHelper.DefineModule(from_module, "9.0", "from_module/here", new String[] { "mypackage", "this/package" });
+        to_module = ModuleHelper.ModuleObject("to_module", to_cl, new String[] { "yourpackage", "that/package" });
+        assertNotNull(to_module, "Module should not be null");
+        ModuleHelper.DefineModule(to_module, "9.0", "to_module/here", new String[] { "yourpackage", "that/package" });
+
+        // Null from_module argument, expect an NPE
+        try {
+            ModuleHelper.AddModuleExports((Module)null, "mypackage", to_module);
+            throw new RuntimeException("Failed to get the expected NPE for null from_module");
+        } catch(NullPointerException e) {
+            // Expected
+        }
+
+        // Null to_module argument, expect an NPE
+        try {
+            ModuleHelper.AddModuleExports(from_module, "mypackage", (Module)null);
+            throw new RuntimeException("Failed to get the expected NPE for null to_module");
+        } catch(NullPointerException e) {
+            // Expected
+        }
+
+        // Bad from_module argument, expect an IAE
+        try {
+            ModuleHelper.AddModuleExports(to_cl, "mypackage", to_module);
+            throw new RuntimeException("Failed to get the expected IAE");
+        } catch(IllegalArgumentException e) {
+            // Expected
+        }
+
+        // Null package argument, expect an NPE
+        try {
+            ModuleHelper.AddModuleExports(from_module, null, to_module);
+            throw new RuntimeException("Failed to get the expected NPE");
+        } catch(NullPointerException e) {
+            // Expected
+        }
+
+        // Bad to_module argument, expect an IAE
+        try {
+            ModuleHelper.AddModuleExports(from_module, "mypackage", from_cl);
+            throw new RuntimeException("Failed to get the expected IAE");
+        } catch(IllegalArgumentException e) {
+            // Expected
+        }
+
+        // Exporting a package to the same module
+        ModuleHelper.AddModuleExports(from_module, "mypackage", from_module);
+
+        // Export a package that does not exist to to_module
+        try {
+            ModuleHelper.AddModuleExports(from_module, "notmypackage", to_module);
+            throw new RuntimeException("Failed to get the expected IAE");
+        } catch(IllegalArgumentException e) {
+            // Expected
+        }
+
+        // Export a package, that is not in from_module, to to_module
+        try {
+            ModuleHelper.AddModuleExports(from_module, "yourpackage", to_module);
+            throw new RuntimeException("Failed to get the expected IAE");
+        } catch(IllegalArgumentException e) {
+            // Expected
+        }
+
+        // Export a package, that does not exist, to from_module
+        try {
+            ModuleHelper.AddModuleExports(from_module, "notmypackage", from_module);
+            throw new RuntimeException("Failed to get the expected IAE");
+        } catch(IllegalArgumentException e) {
+            // Expected
+        }
+
+        // Export a package, that is not in from_module, to from_module
+        try {
+            ModuleHelper.AddModuleExports(from_module, "that/package", from_module);
+            throw new RuntimeException("Failed to get the expected IAE");
+        } catch(IllegalArgumentException e) {
+            // Expected
+        }
+
+        // Export the same package twice to the same module
+        ModuleHelper.AddModuleExports(from_module, "this/package", to_module);
+        ModuleHelper.AddModuleExports(from_module, "this/package", to_module);
+
+        // Export a package, using '.' instead of '/'
+        try {
+            ModuleHelper.AddModuleExports(from_module, "this.package", to_module);
+            throw new RuntimeException("Failed to get the expected IAE");
+        } catch(IllegalArgumentException e) {
+            // Expected
+        }
+
+        // Export a package to the unnamed module and then to a specific module.
+        // The qualified export should be ignored.
+        ModuleHelper.AddModuleExportsToAll(to_module, "that/package");
+        ModuleHelper.AddModuleExports(to_module, "that/package", from_module);
+    }
+
+    static class MyClassLoader extends ClassLoader { }
+}