--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/runtime/CommandLine/BooleanFlagWithInvalidValue.java	Fri Feb 08 10:42:24 2013 +0100
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2013, 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
+ * @bug 8006298
+ * @summary Setting an invalid value for a bool argument should result in a useful error message
+ * @library /testlibrary
+ */
+
+import com.oracle.java.testlibrary.*;
+
+public class BooleanFlagWithInvalidValue {
+  public static void main(String[] args) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:+UseLargePages=8", "-version");
+
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("Improperly specified VM option 'UseLargePages=8'");
+    output.shouldHaveExitValue(1);
+
+    pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:-UseLargePages=8", "-version");
+
+    output = new OutputAnalyzer(pb.start());
+    output.shouldContain("Improperly specified VM option 'UseLargePages=8'");
+    output.shouldHaveExitValue(1);
+  }
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/runtime/CommandLine/FlagWithInvalidValue.java	Fri Feb 08 10:42:24 2013 +0100
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2013, 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
+ * @bug 8006298
+ * @summary Setting a flag to an invalid value should print a useful error message
+ * @library /testlibrary
+ */
+
+import com.oracle.java.testlibrary.*;
+
+public class FlagWithInvalidValue {
+  public static void main(String[] args) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:ObjectAlignmentInBytes=v", "-version");
+
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("Improperly specified VM option 'ObjectAlignmentInBytes=v'");
+    output.shouldHaveExitValue(1);
+  }
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/runtime/CommandLine/NonBooleanFlagWithInvalidBooleanPrefix.java	Fri Feb 08 10:42:24 2013 +0100
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2013, 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
+ * @bug 8006298
+ * @summary Using a bool (+/-) prefix on non-bool flag should result in a useful error message
+ * @library /testlibrary
+ */
+
+import com.oracle.java.testlibrary.*;
+
+public class NonBooleanFlagWithInvalidBooleanPrefix {
+  public static void main(String[] args) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:-ObjectAlignmentInBytes=16", "-version");
+
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("Unexpected +/- setting in VM option 'ObjectAlignmentInBytes=16'");
+    output.shouldHaveExitValue(1);
+
+    pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:+ObjectAlignmentInBytes=16", "-version");
+
+    output = new OutputAnalyzer(pb.start());
+    output.shouldContain("Unexpected +/- setting in VM option 'ObjectAlignmentInBytes=16'");
+    output.shouldHaveExitValue(1);
+
+  }
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/runtime/CommandLine/UnrecognizedVMOption.java	Fri Feb 08 10:42:24 2013 +0100
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2013, 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
+ * @bug 8006298
+ * @summary Using an unrecognized VM option should print the name of the option
+ * @library /testlibrary
+ */
+
+import com.oracle.java.testlibrary.*;
+
+public class UnrecognizedVMOption {
+  public static void main(String[] args) throws Exception {
+    ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
+        "-XX:bogus_option", "-version");
+
+    OutputAnalyzer output = new OutputAnalyzer(pb.start());
+    output.shouldContain("Unrecognized VM option 'bogus_option'");
+    output.shouldHaveExitValue(1);
+  }
+}