# HG changeset patch
# User iignatyev
# Date 1464014997 -10800
# Node ID c9555da2ae99fe420538a041f64c11dde603500c
# Parent  db8cc86cbae98d1533396b1fb4af740eaf78e135
8156681: Add jtreg wrapper for hotspot gtest tests
Reviewed-by: jwilhelm, ehelin

diff -r db8cc86cbae9 -r c9555da2ae99 hotspot/test/native/GTestWrapper.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/test/native/GTestWrapper.java	Mon May 23 17:49:57 2016 +0300
@@ -0,0 +1,85 @@
+/*
+ * 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
+ * @summary a jtreg wrapper for gtest tests
+ * @library /test/lib/share/classes
+ * @modules java.base/jdk.internal.misc
+ * @run main/native GTestWrapper
+ */
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Stream;
+import java.util.stream.Collectors;
+
+import java.nio.file.Paths;
+import java.nio.file.Path;
+
+import jdk.test.lib.Platform;
+import jdk.test.lib.Utils;
+import jdk.test.lib.process.ProcessTools;
+import jdk.test.lib.process.OutputAnalyzer;
+
+public class GTestWrapper {
+    public static void main(String[] args) throws Throwable {
+        // gtestLauncher is located in <test_image>/hotspot/gtest/<vm_variant>/
+        // nativePath points either to <test_image>/hotspot/jtreg/native or to <test_image>/hotspot/gtest
+        Path nativePath = Paths.get(System.getProperty("test.nativepath"));
+        String jvmVariantDir = getJVMVariantSubDir();
+        // let's assume it's <test_image>/hotspot/gtest
+        Path path = nativePath.resolve(jvmVariantDir);
+        if (!path.toFile().exists()) {
+            // maybe it is <test_image>/hotspot/jtreg/native
+            path = nativePath.getParent()
+                             .getParent()
+                             .resolve("gtest")
+                             .resolve(jvmVariantDir);
+        }
+        if (!path.toFile().exists()) {
+            throw new Error("TESTBUG: the library has not been found in " + nativePath);
+        }
+        path = path.resolve("gtestLauncher" + (Platform.isWindows() ? ".exe" : ""));
+        Stream<String> launcherArgs = Stream.of(path.toString(), "-jdk",
+                System.getProperty("test.jdk"));
+        // JVM accepts only -X and -D flags
+        Stream<String> vmFLags = Arrays.stream(Utils.getTestJavaOpts())
+                                       .filter(s -> s.startsWith("-X") || s.startsWith("-D"));
+        String[] cmds = Stream.concat(launcherArgs, vmFLags)
+                              .toArray(String[]::new);
+        ProcessTools.executeCommand(cmds).shouldHaveExitValue(0);
+    }
+
+    private static String getJVMVariantSubDir() {
+        if (Platform.isServer()) {
+            return "server";
+        } else if (Platform.isClient()) {
+            return "client";
+        } else if (Platform.isMinimal()) {
+            return "minimal";
+        } else {
+            throw new Error("TESTBUG: unsuppported vm variant");
+        }
+    }
+}