| // Copyright (c) 2022, 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.naming.retrace; |
| |
| import static com.android.tools.r8.naming.retrace.StackTrace.isSame; |
| import static org.hamcrest.MatcherAssert.assertThat; |
| |
| import com.android.tools.r8.NeverInline; |
| import com.android.tools.r8.NoMethodStaticizing; |
| import com.android.tools.r8.SingleTestRunResult; |
| import com.android.tools.r8.TestBase; |
| import com.android.tools.r8.TestParameters; |
| import com.android.tools.r8.TestParametersCollection; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameter; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class RetraceInlineeWithNullCheckFollowingImplicitReceiverNullCheckTest extends TestBase { |
| |
| @Parameter(0) |
| public TestParameters parameters; |
| |
| @Parameters(name = "{0}") |
| public static TestParametersCollection data() { |
| return getTestParameters().withAllRuntimes().withAllApiLevelsAlsoForCf().build(); |
| } |
| |
| public StackTrace expectedStackTrace; |
| |
| @Before |
| public void setup() throws Exception { |
| expectedStackTrace = getStackTrace(); |
| } |
| |
| private StackTrace getStackTrace(String... args) throws Exception { |
| SingleTestRunResult<?> runResult = |
| testForRuntime(parameters) |
| .addProgramClasses(Caller.class, Foo.class) |
| .run(parameters.getRuntime(), Caller.class, args); |
| return parameters.isCfRuntime() |
| ? runResult.map(StackTrace::extractFromJvm) |
| : StackTrace.extractFromArt(runResult.getStdErr(), parameters.asDexRuntime().getVm()); |
| } |
| |
| @Test |
| public void testR8() throws Exception { |
| parameters.assumeR8TestParameters(); |
| testForR8(parameters.getBackend()) |
| .addInnerClasses(getClass()) |
| .addKeepMainRule(Caller.class) |
| .addKeepAttributeLineNumberTable() |
| .addKeepAttributeSourceFile() |
| .enableExperimentalMapFileVersion() |
| .enableInliningAnnotations() |
| .enableNoMethodStaticizingAnnotations() |
| .setMinApi(parameters) |
| .run(parameters.getRuntime(), Caller.class) |
| .assertFailureWithErrorThatThrows(NullPointerException.class) |
| .inspectStackTrace( |
| (stackTrace, codeInspector) -> assertThat(stackTrace, isSame(expectedStackTrace))); |
| } |
| |
| static class Foo { |
| |
| @NeverInline |
| @NoMethodStaticizing |
| void checkNull() { |
| System.out.println("Hello, world!"); |
| } |
| |
| void inlinable(Foo foo) { |
| checkNull(); |
| foo.checkNull(); |
| } |
| } |
| |
| static class Caller { |
| |
| @NeverInline |
| static void caller(Foo f) { |
| f.inlinable(null); |
| } |
| |
| public static void main(String[] args) { |
| caller(args.length == 0 ? new Foo() : null); |
| } |
| } |
| } |