1 /* 2 * Copyright (c) 2016, 2020, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /* @test 25 * @summary a jtreg wrapper for gtest tests 26 * @library /test/lib 27 * @modules java.base/jdk.internal.misc 28 * java.xml 29 * @run main/native GTestWrapper 30 */ 31 32 import jdk.test.lib.Platform; 33 import jdk.test.lib.Utils; 34 import jdk.test.lib.process.ProcessTools; 35 36 import java.io.File; 37 import java.nio.file.Files; 38 import java.nio.file.Path; 39 import java.nio.file.Paths; 40 import java.util.Collections; 41 import java.util.List; 42 import java.util.Map; 43 44 public class GTestWrapper { 45 public static void main(String[] args) throws Throwable { 46 // gtestLauncher is located in <test_image>/hotspot/gtest/<vm_variant>/ 47 // nativePath points either to <test_image>/hotspot/jtreg/native or to <test_image>/hotspot/gtest 48 Path nativePath = Paths.get(System.getProperty("test.nativepath")); 49 String jvmVariantDir = getJVMVariantSubDir(); 50 // let's assume it's <test_image>/hotspot/gtest 51 Path path = nativePath.resolve(jvmVariantDir); 52 if (!path.toFile().exists()) { 53 // maybe it is <test_image>/hotspot/jtreg/native 54 path = nativePath.getParent() 55 .getParent() 56 .resolve("gtest") 57 .resolve(jvmVariantDir); 58 } 59 if (!path.toFile().exists()) { 60 throw new Error("TESTBUG: the library has not been found in " + nativePath + ". Did you forget to use --with-gtest to configure?"); 61 } 62 63 Path execPath = path.resolve("gtestLauncher" + (Platform.isWindows() ? ".exe" : "")); 64 ProcessBuilder pb = new ProcessBuilder(); 65 Map<String, String> env = pb.environment(); 66 67 // The GTestWrapper was started using the normal java launcher, which 68 // may have set LD_LIBRARY_PATH or LIBPATH to point to the jdk libjvm. In 69 // that case, prepend the path with the location of the gtest library." 70 71 String pathVar = Platform.sharedLibraryPathVariableName(); 72 String ldLibraryPath = System.getenv(pathVar); 73 if (ldLibraryPath != null) { 74 env.put(pathVar, path + File.pathSeparator + ldLibraryPath); 75 } 76 77 Path resultFile = Paths.get("test_result.xml"); 78 pb.command(execPath.toAbsolutePath().toString(), 79 "-jdk", Utils.TEST_JDK, 80 "--gtest_output=xml:" + resultFile); 81 int exitCode = ProcessTools.executeCommand(pb).getExitValue(); 82 if (exitCode != 0) { 83 List<String> failedTests = failedTests(resultFile); 84 String message = "gtest execution failed; exit code = " + exitCode + "."; 85 if (!failedTests.isEmpty()) { 86 message += " the failed tests: " + failedTests; 87 } 88 throw new AssertionError(message); 89 } 90 } 91 92 private static List<String> failedTests(Path xml) { 93 if (!Files.exists(xml)) { 94 System.err.println("WARNING: test result file (" + xml + ") hasn't been found"); 95 } 96 97 try { 98 return new GTestResultParser(xml).failedTests(); 99 } catch (Throwable t) { 100 System.err.println("WARNING: failed to parse result file (" + xml + ") " + t); 101 t.printStackTrace(); 102 } 103 return Collections.emptyList(); 104 } 105 106 private static String getJVMVariantSubDir() { 107 if (Platform.isServer()) { 108 return "server"; 109 } else if (Platform.isClient()) { 110 return "client"; 111 } else if (Platform.isMinimal()) { 112 return "minimal"; 113 } else { 114 throw new Error("TESTBUG: unsuppported vm variant"); 115 } 116 } 117 }