1/* 2 * Copyright (c) 2016, 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/* 25 * @test 26 * @bug 8168615 27 * @summary Test that fail-over works for fail-over ExecutionControlProvider 28 * with direct maps. 29 * @modules jdk.compiler/com.sun.tools.javac.api 30 * jdk.compiler/com.sun.tools.javac.main 31 * jdk.jdeps/com.sun.tools.javap 32 * jdk.jshell/jdk.jshell.execution 33 * jdk.jshell/jdk.jshell.spi 34 * @library /tools/lib 35 * @build toolbox.ToolBox toolbox.JarTask toolbox.JavacTask 36 * @build KullaTesting ExecutionControlTestBase Compiler 37 * @run testng FailOverDirectExecutionControlTest 38 */ 39 40import java.nio.file.Path; 41import java.nio.file.Paths; 42import java.util.ArrayList; 43import java.util.HashMap; 44import java.util.List; 45import java.util.Map; 46import java.util.logging.Handler; 47import java.util.logging.Level; 48import java.util.logging.LogRecord; 49import java.util.logging.Logger; 50import org.testng.annotations.AfterMethod; 51import org.testng.annotations.Test; 52import org.testng.annotations.BeforeMethod; 53import jdk.jshell.execution.FailOverExecutionControlProvider; 54import jdk.jshell.spi.ExecutionControlProvider; 55import static org.testng.Assert.assertEquals; 56import static org.testng.Assert.assertNull; 57import static org.testng.Assert.assertTrue; 58 59@Test 60public class FailOverDirectExecutionControlTest extends ExecutionControlTestBase { 61 62 ClassLoader ccl; 63 ExecutionControlProvider provider; 64 LogTestHandler hndlr; 65 Map<Level, List<String>> logged; 66 67 private class LogTestHandler extends Handler { 68 69 LogTestHandler() { 70 setLevel(Level.ALL); 71 setFilter(lr -> lr.getLoggerName().equals("jdk.jshell.execution")); 72 } 73 74 @Override 75 public void publish(LogRecord lr) { 76 List<String> l = logged.get(lr.getLevel()); 77 if (l == null) { 78 l = new ArrayList<>(); 79 logged.put(lr.getLevel(), l); 80 } 81 l.add(lr.getMessage()); 82 } 83 84 @Override 85 public void flush() { 86 } 87 88 @Override 89 public void close() throws SecurityException { 90 } 91 92 } 93 94 @BeforeMethod 95 @Override 96 public void setUp() { 97 Logger logger = Logger.getLogger("jdk.jshell.execution"); 98 logger.setLevel(Level.ALL); 99 hndlr = new LogTestHandler(); 100 logger.addHandler(hndlr); 101 logged = new HashMap<>(); 102 Compiler compiler = new Compiler(); 103 Path modDir = Paths.get("mod"); 104 compiler.compile(modDir, 105 "package my.provide; import java.util.Map;\n" + 106 "import jdk.jshell.spi.ExecutionControl;\n" + 107 "import jdk.jshell.spi.ExecutionControlProvider;\n" + 108 "import jdk.jshell.spi.ExecutionEnv;\n" + 109 "public class AlwaysFailingProvider implements ExecutionControlProvider {\n" + 110 " @Override\n" + 111 " public String name() {\n" + 112 " return \"alwaysFailing\";\n" + 113 " }\n" + 114 " @Override\n" + 115 " public ExecutionControl generate(ExecutionEnv env, Map<String, String> parameters) throws Throwable {\n" + 116 " throw new UnsupportedOperationException(\"This operation intentionally broken.\");\n" + 117 " }\n" + 118 "}\n", 119 "module my.provide {\n" + 120 " requires transitive jdk.jshell;\n" + 121 " provides jdk.jshell.spi.ExecutionControlProvider\n" + 122 " with my.provide.AlwaysFailingProvider;\n" + 123 " }"); 124 Path modPath = compiler.getPath(modDir); 125 ccl = createAndRunFromModule("my.provide", modPath); 126 127 provider = new FailOverExecutionControlProvider(); 128 Map<String, String> pm = provider.defaultParameters(); 129 pm.put("0", "alwaysFailing"); 130 pm.put("1", "alwaysFailing"); 131 pm.put("2", "jdi"); 132 setUp(builder -> builder.executionEngine(provider, pm)); 133 } 134 135 @AfterMethod 136 @Override 137 public void tearDown() { 138 super.tearDown(); 139 Logger logger = Logger.getLogger("jdk.jshell.execution"); 140 logger.removeHandler(hndlr); 141 Thread.currentThread().setContextClassLoader(ccl); 142 } 143 144 @Override 145 public void variables() { 146 super.variables(); 147 assertEquals(logged.get(Level.FINEST).size(), 1); 148 assertEquals(logged.get(Level.FINE).size(), 2); 149 assertEquals(logged.get(Level.WARNING).size(), 2); 150 assertNull(logged.get(Level.SEVERE)); 151 String log = logged.get(Level.WARNING).get(0); 152 assertTrue(log.contains("Failure failover -- 0 = alwaysFailing"), log); 153 assertTrue(log.contains("This operation intentionally broken"), log); 154 log = logged.get(Level.WARNING).get(1); 155 assertTrue(log.contains("Failure failover -- 1 = alwaysFailing"), log); 156 assertTrue(log.contains("This operation intentionally broken"), log); 157 log = logged.get(Level.FINEST).get(0); 158 assertTrue(log.contains("Success failover -- 2 = jdi"), log); 159 } 160} 161