blob: 7cde7921760509602b4a6258d4e012e48518b25a [file] [log] [blame]
// Copyright (c) 2019, 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.desugar;
import static org.junit.Assume.assumeTrue;
import com.android.tools.r8.CompilationMode;
import com.android.tools.r8.D8TestCompileResult;
import com.android.tools.r8.JvmTestBuilder;
import com.android.tools.r8.R8FullTestBuilder;
import com.android.tools.r8.R8TestCompileResult;
import com.android.tools.r8.TestParameters;
import com.android.tools.r8.TestParametersCollection;
import com.android.tools.r8.debug.DebugTestBase;
import com.android.tools.r8.debug.DebugTestBase.JUnit3Wrapper.Command;
import com.android.tools.r8.debug.DebugTestConfig;
import com.android.tools.r8.desugar.DefaultLambdaWithUnderscoreThisTest.I;
import com.android.tools.r8.references.MethodReference;
import com.android.tools.r8.references.Reference;
import com.android.tools.r8.utils.AndroidApiLevel;
import com.android.tools.r8.utils.InternalOptions.DesugarState;
import com.android.tools.r8.utils.StringUtils;
import com.google.common.collect.ImmutableList;
import java.util.Collections;
import java.util.function.Function;
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 DefaultLambdaWithUnderscoreThisTestRunner extends DebugTestBase {
private final TestParameters parameters;
@Parameters(name = "{0}")
public static TestParametersCollection data() {
return getTestParameters().withAllRuntimesAndApiLevels().build();
}
public DefaultLambdaWithUnderscoreThisTestRunner(TestParameters parameters) {
this.parameters = parameters;
}
final Class<?> CLASS = DefaultLambdaWithUnderscoreThisTest.class;
final String EXPECTED = StringUtils
.lines("stateful(My _this variable foo Another ___this variable)");
private void runDebugger(DebugTestConfig config, boolean desugared) throws Throwable {
MethodReference main = Reference.methodFromMethod(CLASS.getMethod("main", String[].class));
MethodReference stateful = Reference.methodFromMethod(I.class.getMethod("stateful"));
Function<String, Command> checkThis =
(String desugarThis) ->
conditional(
(state) ->
!desugared
? Collections.singletonList(checkLocal("this"))
: ImmutableList.of(checkNoLocal("this"), checkLocal(desugarThis)));
runDebugTest(
config,
CLASS,
breakpoint(main, 22),
run(),
checkLine(22),
stepInto(INTELLIJ_FILTER),
checkLine(12),
stepInto(INTELLIJ_FILTER),
checkLine(13),
// Desugaring will insert '__this' in place of 'this' here.
checkThis.apply("__this"),
checkLocal("_this"),
breakpoint(main, 23),
run(),
checkLine(23),
stepInto(INTELLIJ_FILTER),
checkLine(14),
stepInto(INTELLIJ_FILTER),
checkLine(15),
// Desugaring will insert '____this' in place of 'this' here.
checkThis.apply("____this"),
checkLocals("_this", "___this"),
run());
}
@Test
public void testJvm() throws Throwable {
assumeTrue(parameters.isCfRuntime());
JvmTestBuilder builder = testForJvm().addTestClasspath();
builder.run(parameters.getRuntime(), CLASS).assertSuccessWithOutput(EXPECTED);
runDebugger(builder.debugConfig(), false);
}
@Test
public void testD8() throws Throwable {
assumeTrue(parameters.isDexRuntime());
D8TestCompileResult compileResult =
testForD8()
.addProgramClassesAndInnerClasses(CLASS)
.setMinApiThreshold(AndroidApiLevel.K)
.compile();
compileResult
// TODO(b/123506120): Add .assertNoMessages()
.run(parameters.getRuntime(), CLASS)
.assertSuccessWithOutput(EXPECTED);
runDebugger(compileResult.debugConfig(), true);
}
@Test
public void testR8() throws Throwable {
R8FullTestBuilder r8FullTestBuilder =
testForR8(parameters.getBackend())
.addProgramClassesAndInnerClasses(CLASS)
.addKeepAllClassesRule()
.noMinification()
.setMode(CompilationMode.DEBUG)
.addOptionsModification(
internalOptions -> {
if (parameters.isCfRuntime()) {
internalOptions.desugarState = DesugarState.ON;
internalOptions.cfToCfDesugar = true;
}
});
if (parameters.isDexRuntime()) {
r8FullTestBuilder.setMinApiThreshold(AndroidApiLevel.K);
}
R8TestCompileResult compileResult = r8FullTestBuilder.compile();
compileResult.run(parameters.getRuntime(), CLASS).assertSuccessWithOutput(EXPECTED);
runDebugger(compileResult.debugConfig(), true);
}
}