hotspot/test/gc/arguments/TestDisableDefaultGC.java
changeset 37199 74703ea13069
child 37298 8df0cc9da41e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/gc/arguments/TestDisableDefaultGC.java	Tue Mar 29 08:42:22 2016 +0200
@@ -0,0 +1,51 @@
+/*
+ * 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 TestDisableDefaultGC
+ * @summary Test that the VM complains when the default GC is disabled and no other GC is specified
+ * @bug 8068579
+ * @key gc
+ * @library /testlibrary
+ * @requires vm.gc=="null"
+ * @modules java.base/sun.misc
+ *          java.management
+ * @run driver TestDisableDefaultGC
+ */
+
+import jdk.test.lib.ProcessTools;
+import jdk.test.lib.OutputAnalyzer;
+
+public class TestDisableDefaultGC {
+    public static void main(String[] args) throws Exception {
+        // Start VM, disabling all possible default GCs
+        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-XX:-UseSerialGC",
+                                                                  "-XX:-UseParallelGC",
+                                                                  "-XX:-UseG1GC",
+                                                                  "-XX:-UseConcMarkSweepGC",
+                                                                  "-version");
+        OutputAnalyzer output = new OutputAnalyzer(pb.start());
+        output.shouldMatch("Garbage collector not selected");
+        output.shouldHaveExitValue(1);
+    }
+}