hotspot/test/compiler/compilercontrol/TestCompilerDirectivesCompatibilityBase.java
changeset 33451 0712796e4039
child 34218 4b22b04519e6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/compiler/compilercontrol/TestCompilerDirectivesCompatibilityBase.java	Tue Oct 20 18:07:28 2015 +0200
@@ -0,0 +1,125 @@
+/*
+ * Copyright (c) 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.
+ */
+
+/*
+ * @test TestCompilerDirectivesCompatibilityBase
+ * @bug 8137167
+ * @library /testlibrary /../../test/lib
+ * @modules java.base/sun.misc
+ *          java.compiler
+ *          java.management
+ * @build jdk.test.lib.*
+ * @build jdk.test.lib.dcmd.*
+ * @build sun.hotspot.WhiteBox.*
+ * @run main ClassFileInstaller sun.hotspot.WhiteBox
+ *                              sun.hotspot.WhiteBox$WhiteBoxPermission
+ * @run testng/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions -XX:+WhiteBoxAPI TestCompilerDirectivesCompatibilityBase
+ * @summary Test compiler control compatibility with compile command
+ */
+
+import jdk.test.lib.dcmd.CommandExecutor;
+import jdk.test.lib.dcmd.JMXExecutor;
+
+import org.testng.annotations.Test;
+import org.testng.Assert;
+
+import sun.hotspot.WhiteBox;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.StringReader;
+import java.lang.reflect.Method;
+import java.util.Objects;
+
+public class TestCompilerDirectivesCompatibilityBase {
+
+    public static final WhiteBox WB = WhiteBox.getWhiteBox();
+    public static String control_on, control_off;
+    Method method, nomatch;
+
+    public void run(CommandExecutor executor) throws Exception {
+
+        control_on = System.getProperty("test.src", ".") + File.separator + "control_on.txt";
+        control_off = System.getProperty("test.src", ".") + File.separator + "control_off.txt";
+        method  = getMethod(TestCompilerDirectivesCompatibilityBase.class, "helper");
+        nomatch = getMethod(TestCompilerDirectivesCompatibilityBase.class, "another");
+
+        testCompatibility(executor);
+    }
+
+    public void testCompatibility(CommandExecutor executor) throws Exception {
+
+        // Call all validation twice to catch error when overwriting a directive
+        // Flag is default off
+        expect(!WB.getBooleanVMFlag("PrintAssembly"));
+        expect(!WB.shouldPrintAssembly(method));
+        expect(!WB.shouldPrintAssembly(nomatch));
+        expect(!WB.shouldPrintAssembly(method));
+        expect(!WB.shouldPrintAssembly(nomatch));
+
+        // load directives that turn it on
+        executor.execute("Compiler.directives_add " + control_on);
+        expect(WB.shouldPrintAssembly(method));
+        expect(!WB.shouldPrintAssembly(nomatch));
+        expect(WB.shouldPrintAssembly(method));
+        expect(!WB.shouldPrintAssembly(nomatch));
+
+        // remove and see that it is true again
+        executor.execute("Compiler.directives_remove");
+        expect(!WB.shouldPrintAssembly(method));
+        expect(!WB.shouldPrintAssembly(nomatch));
+        expect(!WB.shouldPrintAssembly(method));
+        expect(!WB.shouldPrintAssembly(nomatch));
+    }
+
+    public void expect(boolean test) throws Exception {
+        if (!test) {
+            throw new Exception("Test failed");
+        }
+    }
+
+    public void expect(boolean test, String msg) throws Exception {
+        if (!test) {
+            throw new Exception(msg);
+        }
+    }
+
+    @Test
+    public void jmx() throws Exception {
+        run(new JMXExecutor());
+    }
+
+    public void helper() {
+    }
+
+    public void another() {
+    }
+
+    public static Method getMethod(Class klass, String name, Class<?>... parameterTypes) {
+        try {
+            return klass.getDeclaredMethod(name, parameterTypes);
+        } catch (NoSuchMethodException | SecurityException e) {
+            throw new RuntimeException("exception on getting method Helper." + name, e);
+        }
+    }
+}