| // Copyright 2020 The Bazel Authors. All rights reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| package com.google.devtools.build.lib.rules.cpp; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.ImmutableMap; |
| import com.google.common.testing.NullPointerTester; |
| import com.google.common.testing.NullPointerTester.Visibility; |
| import com.google.devtools.build.lib.actions.Artifact; |
| import com.google.devtools.build.lib.analysis.ConfiguredTarget; |
| import com.google.devtools.build.lib.analysis.RuleContext; |
| import com.google.devtools.build.lib.analysis.config.BuildConfiguration; |
| import com.google.devtools.build.lib.analysis.util.BuildViewTestCase; |
| import com.google.devtools.build.lib.cmdline.Label; |
| import com.google.devtools.build.lib.rules.cpp.CcCompilationHelper.SourceCategory; |
| import com.google.devtools.build.lib.rules.cpp.CcToolchainFeatures.FeatureConfiguration; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests for {@link CcCompilationHelper}. */ |
| @RunWith(JUnit4.class) |
| public final class CcCompilationHelperTest extends BuildViewTestCase { |
| |
| @Test |
| public void testConstructorThrowsNPE() throws Exception { |
| ConfiguredTarget target = |
| scratchConfiguredTarget("a", "b", "cc_library(name = 'b', srcs = [],)"); |
| RuleContext ruleContext = getRuleContext(target); |
| CcToolchainProvider ccToolchain = |
| CppHelper.getToolchainUsingDefaultCcToolchainAttribute(ruleContext); |
| FdoContext fdoContext = ccToolchain.getFdoContext(); |
| Artifact grepIncludes = getBinArtifact("grep_includes", target); |
| NullPointerTester tester = |
| new NullPointerTester() |
| .setDefault(RuleContext.class, ruleContext) |
| .setDefault(CcCommon.class, new CcCommon(ruleContext)) |
| .setDefault(CppSemantics.class, MockCppSemantics.INSTANCE) |
| .setDefault(CcToolchainProvider.class, ccToolchain) |
| .setDefault(BuildConfiguration.class, ruleContext.getConfiguration()) |
| .setDefault(FdoContext.class, fdoContext) |
| .setDefault(Label.class, ruleContext.getLabel()) |
| .setDefault(Artifact.class, grepIncludes) |
| .setDefault(CcCompilationOutputs.class, CcCompilationOutputs.builder().build()); |
| tester.testConstructors(CcCompilationHelper.class, Visibility.PACKAGE); |
| tester.testAllPublicInstanceMethods( |
| new CcCompilationHelper( |
| ruleContext, |
| ruleContext, |
| target.getLabel(), |
| /* grepIncludes= */ null, |
| MockCppSemantics.INSTANCE, |
| FeatureConfiguration.EMPTY, |
| ccToolchain, |
| fdoContext, |
| /* executionInfo= */ ImmutableMap.of())); |
| } |
| |
| @Test |
| public void testCanIgnoreObjcSource() throws Exception { |
| ConfiguredTarget target = |
| scratchConfiguredTarget("a", "b", "cc_library(name = 'b', srcs = ['cpp.cc'])"); |
| Artifact objcSrc = getSourceArtifact("objc.m"); |
| RuleContext ruleContext = getRuleContext(target); |
| CcToolchainProvider ccToolchain = |
| CppHelper.getToolchainUsingDefaultCcToolchainAttribute(getRuleContext(target)); |
| FdoContext fdoContext = ccToolchain.getFdoContext(); |
| CcCompilationHelper helper = |
| new CcCompilationHelper( |
| ruleContext, |
| ruleContext, |
| ruleContext.getLabel(), |
| /* grepIncludes= */ null, |
| MockCppSemantics.INSTANCE, |
| FeatureConfiguration.EMPTY, |
| ccToolchain, |
| fdoContext, |
| /* executionInfo= */ ImmutableMap.of()) |
| .addSources(objcSrc); |
| |
| ImmutableList.Builder<Artifact> helperArtifacts = ImmutableList.builder(); |
| for (CppSource source : helper.getCompilationUnitSources()) { |
| helperArtifacts.add(source.getSource()); |
| } |
| |
| assertThat(Artifact.toRootRelativePaths(helperArtifacts.build())).isEmpty(); |
| } |
| |
| @Test |
| public void testCanConsumeObjcSource() throws Exception { |
| ConfiguredTarget target = |
| scratchConfiguredTarget("a", "b", "cc_library(name = 'b', srcs = ['cpp.cc'])"); |
| Artifact objcSrc = getSourceArtifact("objc.m"); |
| RuleContext ruleContext = getRuleContext(target); |
| CcToolchainProvider ccToolchain = |
| CppHelper.getToolchainUsingDefaultCcToolchainAttribute(getRuleContext(target)); |
| FdoContext fdoContext = ccToolchain.getFdoContext(); |
| CcCompilationHelper helper = |
| new CcCompilationHelper( |
| ruleContext, |
| ruleContext, |
| ruleContext.getLabel(), |
| /* grepIncludes= */ null, |
| MockCppSemantics.INSTANCE, |
| FeatureConfiguration.EMPTY, |
| SourceCategory.CC_AND_OBJC, |
| ccToolchain, |
| fdoContext, |
| ruleContext.getConfiguration(), |
| ImmutableMap.of()) |
| .addSources(objcSrc); |
| |
| ImmutableList.Builder<Artifact> helperArtifacts = ImmutableList.builder(); |
| for (CppSource source : helper.getCompilationUnitSources()) { |
| helperArtifacts.add(source.getSource()); |
| } |
| |
| assertThat(Artifact.toRootRelativePaths(helperArtifacts.build())) |
| .contains(objcSrc.getRootRelativePath().toString()); |
| } |
| |
| @Test |
| public void testSetAllowCodeCoverage() throws Exception { |
| useConfiguration("--collect_code_coverage", "--instrumentation_filter=."); |
| ConfiguredTarget target = |
| scratchConfiguredTarget("a", "b", "cc_library(name = 'b', srcs = ['cpp.cc'])"); |
| assertThat(CcCompilationHelper.isCodeCoverageEnabled(getRuleContext(target))).isTrue(); |
| } |
| } |