| // Copyright (c) 2017, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| package com.android.tools.r8.debug; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import com.android.tools.r8.debug.DebugTestBase.JUnit3Wrapper.Command; |
| import com.android.tools.r8.ir.desugar.InterfaceMethodRewriter; |
| import com.google.common.collect.ImmutableList; |
| import java.nio.file.Path; |
| import java.util.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class InterfaceMethodTest extends DebugTestBase { |
| |
| private static final Path JAR = DebugTestBase.DEBUGGEE_JAVA8_JAR; |
| private static final String TEST_SOURCE_FILE = "DebugInterfaceMethod.java"; |
| private static final String INTERFACE_SOURCE_FILE = "InterfaceWithDefaultAndStaticMethods.java"; |
| |
| @Parameters(name = "{0}") |
| public static Collection configs() { |
| ImmutableList.Builder<Object[]> builder = ImmutableList.builder(); |
| DelayedDebugTestConfig cfConfig = temp -> new CfDebugTestConfig(JAR); |
| DelayedDebugTestConfig d8Config = temp -> new D8DebugTestConfig().compileAndAdd(temp, JAR); |
| builder.add(new Object[]{"CF", cfConfig}); |
| builder.add(new Object[]{"D8", d8Config}); |
| return builder.build(); |
| } |
| |
| private final DebugTestConfig config; |
| |
| public InterfaceMethodTest(String name, DelayedDebugTestConfig delayedConfig) { |
| this.config = delayedConfig.getConfig(temp); |
| } |
| |
| @Test |
| public void testDefaultMethod() throws Throwable { |
| String debuggeeClass = "DebugInterfaceMethod"; |
| String parameterName = "msg"; |
| String localVariableName = "name"; |
| |
| final String defaultMethodContainerClass; |
| final String defaultMethodName; |
| final String defaultMethodThisName; |
| if (supportsDefaultMethod(config)) { |
| defaultMethodContainerClass = "InterfaceWithDefaultAndStaticMethods"; |
| defaultMethodName = "doSomething"; |
| defaultMethodThisName = "this"; |
| } else { |
| defaultMethodContainerClass = "InterfaceWithDefaultAndStaticMethods" |
| + InterfaceMethodRewriter.COMPANION_CLASS_NAME_SUFFIX; |
| // IntelliJ's debugger does not know about the companion class. The only way to match it with |
| // the source file or the desguared interface is to make it an inner class. |
| assertEquals('$', InterfaceMethodRewriter.COMPANION_CLASS_NAME_SUFFIX.charAt(0)); |
| defaultMethodName = InterfaceMethodRewriter.DEFAULT_METHOD_PREFIX + "doSomething"; |
| defaultMethodThisName = "-this"; |
| } |
| |
| |
| List<Command> commands = new ArrayList<>(); |
| commands.add(breakpoint(debuggeeClass, "testDefaultMethod")); |
| commands.add(run()); |
| commands.add(checkMethod(debuggeeClass, "testDefaultMethod")); |
| commands.add(checkLine(TEST_SOURCE_FILE, 20)); |
| |
| // Step into the default method. |
| commands.add(stepInto(INTELLIJ_FILTER)); |
| commands.add(checkLine(INTERFACE_SOURCE_FILE, 7)); |
| commands.add(checkMethod(defaultMethodContainerClass, defaultMethodName)); |
| commands.add(checkLocal(defaultMethodThisName)); |
| commands.add(checkLocal(parameterName)); |
| commands.add(stepOver(INTELLIJ_FILTER)); |
| commands.add(checkLine(INTERFACE_SOURCE_FILE, 8)); |
| commands.add(checkMethod(defaultMethodContainerClass, defaultMethodName)); |
| commands.add(checkLocal(defaultMethodThisName)); |
| commands.add(checkLocal(parameterName)); |
| commands.add(checkLocal(localVariableName)); |
| commands.add(run()); |
| commands.add(run() /* resume after 2nd breakpoint */); |
| |
| runDebugTest(config, debuggeeClass, commands); |
| } |
| |
| @Test |
| public void testOverrideDefaultMethod() throws Throwable { |
| String debuggeeClass = "DebugInterfaceMethod"; |
| String parameterName = "msg"; |
| String localVariableName = "newMsg"; |
| |
| List<Command> commands = new ArrayList<>(); |
| commands.add(breakpoint(debuggeeClass, "testDefaultMethod")); |
| commands.add(run()); |
| commands.add(run() /* resume after 1st breakpoint */); |
| commands.add(checkMethod(debuggeeClass, "testDefaultMethod")); |
| commands.add(checkLine(TEST_SOURCE_FILE, 20)); |
| commands.add(stepInto()); |
| commands.add(checkMethod("DebugInterfaceMethod$OverrideImpl", "doSomething")); |
| commands.add(checkLocal("this")); |
| commands.add(checkLocal(parameterName)); |
| commands.add(stepOver()); |
| commands.add(checkLocal("this")); |
| commands.add(checkLocal(parameterName)); |
| commands.add(checkLocal(localVariableName)); |
| commands.add(run()); |
| |
| runDebugTest(config, debuggeeClass, commands); |
| } |
| |
| @Test |
| public void testStaticMethod() throws Throwable { |
| String debuggeeClass = "DebugInterfaceMethod"; |
| String parameterName = "msg"; |
| |
| final String staticMethodContainerClass; |
| final String staticMethodName = "printString"; |
| if (supportsDefaultMethod(config)) { |
| staticMethodContainerClass = "InterfaceWithDefaultAndStaticMethods"; |
| } else { |
| staticMethodContainerClass = "InterfaceWithDefaultAndStaticMethods" |
| + InterfaceMethodRewriter.COMPANION_CLASS_NAME_SUFFIX; |
| } |
| |
| List<Command> commands = new ArrayList<>(); |
| commands.add(breakpoint(debuggeeClass, "testStaticMethod")); |
| commands.add(run()); |
| commands.add(checkMethod(debuggeeClass, "testStaticMethod")); |
| commands.add(checkLine(TEST_SOURCE_FILE, 24)); |
| |
| // Step into static method. |
| commands.add(stepInto()); |
| commands.add(checkLine(INTERFACE_SOURCE_FILE, 12)); |
| commands.add(checkMethod(staticMethodContainerClass, staticMethodName)); |
| commands.add(checkNoLocal("this")); |
| commands.add(checkNoLocal("-this")); |
| commands.add(checkLocal(parameterName)); |
| commands.add(stepOver()); |
| commands.add(checkLine(INTERFACE_SOURCE_FILE, 13)); |
| commands.add(checkLocal(parameterName)); |
| commands.add(run()); |
| |
| runDebugTest(config, debuggeeClass, commands); |
| } |
| } |