| // Copyright 2016 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 static org.junit.Assert.assertThrows; |
| |
| import com.google.common.collect.ImmutableList; |
| import com.google.common.collect.Iterables; |
| import com.google.devtools.build.lib.actions.Action; |
| 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.util.AnalysisMock; |
| import com.google.devtools.build.lib.packages.util.Crosstool.CcToolchainConfig; |
| import com.google.devtools.build.lib.rules.cpp.CcToolchainFeatures.ExpansionException; |
| import com.google.devtools.build.lib.rules.cpp.CcToolchainVariables.LibraryToLinkValue; |
| import com.google.devtools.build.lib.rules.cpp.CcToolchainVariables.VariableValue; |
| import com.google.devtools.build.lib.rules.cpp.Link.LinkTargetType; |
| import java.io.IOException; |
| import java.util.Iterator; |
| import java.util.List; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** Tests that {@code CppLinkAction} is populated with the correct build variables. */ |
| @RunWith(JUnit4.class) |
| public class LinkBuildVariablesTest extends LinkBuildVariablesTestCase { |
| |
| @Before |
| public void createFooFooCcLibraryForRuleContext() throws IOException { |
| scratch.file("foo/BUILD", "cc_library(name = 'foo')"); |
| } |
| |
| private RuleContext getRuleContext() throws Exception { |
| return getRuleContext(getConfiguredTarget("//foo:foo")); |
| } |
| |
| @Test |
| public void testIsUsingFissionIsIdenticalForCompileAndLink() { |
| assertThat(LinkBuildVariables.IS_USING_FISSION.getVariableName()) |
| .isEqualTo(CompileBuildVariables.IS_USING_FISSION.getVariableName()); |
| } |
| |
| @Test |
| public void testForcePicBuildVariable() throws Exception { |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, CcToolchainConfig.builder().withFeatures(CppRuleClasses.SUPPORTS_PIC)); |
| useConfiguration("--force_pic"); |
| scratch.file("x/BUILD", "cc_binary(name = 'bin', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:bin"); |
| CcToolchainVariables variables = getLinkBuildVariables(target, Link.LinkTargetType.EXECUTABLE); |
| String variableValue = |
| getVariableValue( |
| getRuleContext(), variables, LinkBuildVariables.FORCE_PIC.getVariableName()); |
| assertThat(variableValue).contains(""); |
| } |
| |
| @Test |
| public void testLibrariesToLinkAreExported() throws Exception { |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder().withFeatures(CppRuleClasses.SUPPORTS_DYNAMIC_LINKER)); |
| useConfiguration(); |
| |
| scratch.file("x/BUILD", "cc_library(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables variables = |
| getLinkBuildVariables(target, LinkTargetType.NODEPS_DYNAMIC_LIBRARY); |
| VariableValue librariesToLinkSequence = |
| variables.getVariable(LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| assertThat(librariesToLinkSequence).isNotNull(); |
| Iterable<? extends VariableValue> librariesToLink = |
| librariesToLinkSequence.getSequenceValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| assertThat(librariesToLink).hasSize(1); |
| VariableValue nameValue = |
| librariesToLink |
| .iterator() |
| .next() |
| .getFieldValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName(), |
| LibraryToLinkValue.NAME_FIELD_NAME); |
| assertThat(nameValue).isNotNull(); |
| String name = nameValue.getStringValue(LibraryToLinkValue.NAME_FIELD_NAME); |
| assertThat(name).matches(".*a\\..*o"); |
| } |
| |
| @Test |
| public void testLibrarySearchDirectoriesAreExported() throws Exception { |
| useConfiguration(); |
| |
| scratch.file("x/BUILD", "cc_binary(name = 'bin', srcs = ['some-dir/bar.so'])"); |
| scratch.file("x/some-dir/bar.so"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:bin"); |
| CcToolchainVariables variables = getLinkBuildVariables(target, Link.LinkTargetType.EXECUTABLE); |
| List<String> variableValue = |
| getSequenceVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.LIBRARY_SEARCH_DIRECTORIES.getVariableName()); |
| assertThat(Iterables.getOnlyElement(variableValue)).contains("some-dir"); |
| } |
| |
| @Test |
| public void testLinkSimpleLibName() throws Exception { |
| useConfiguration(); |
| |
| scratch.file("x/BUILD", "cc_binary(name = 'bin', srcs = ['some-dir/libbar.so'])"); |
| scratch.file("x/some-dir/bar.so"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:bin"); |
| |
| CcToolchainVariables variables = getLinkBuildVariables(target, LinkTargetType.EXECUTABLE); |
| VariableValue librariesToLinkSequence = |
| variables.getVariable(LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| Iterable<? extends VariableValue> librariestoLink = |
| librariesToLinkSequence.getSequenceValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| VariableValue nameValue = |
| librariestoLink |
| .iterator() |
| .next() |
| .getFieldValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName(), |
| LibraryToLinkValue.NAME_FIELD_NAME); |
| assertThat(nameValue).isNotNull(); |
| String name = nameValue.getStringValue(LibraryToLinkValue.NAME_FIELD_NAME); |
| assertThat(name).isEqualTo("bar"); |
| } |
| |
| @Test |
| public void testLinkVersionedLibName() throws Exception { |
| useConfiguration(); |
| |
| scratch.file("x/BUILD", "cc_binary(name = 'bin', srcs = ['some-dir/libbar.so.1a.2'])"); |
| scratch.file("x/some-dir/bar.so"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:bin"); |
| |
| CcToolchainVariables variables = getLinkBuildVariables(target, LinkTargetType.EXECUTABLE); |
| VariableValue librariesToLinkSequence = |
| variables.getVariable(LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| Iterable<? extends VariableValue> librariestoLink = |
| librariesToLinkSequence.getSequenceValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| VariableValue nameValue = |
| librariestoLink |
| .iterator() |
| .next() |
| .getFieldValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName(), |
| LibraryToLinkValue.NAME_FIELD_NAME); |
| assertThat(nameValue).isNotNull(); |
| String name = nameValue.getStringValue(LibraryToLinkValue.NAME_FIELD_NAME); |
| assertThat(name).isEqualTo("libbar.so.1a.2"); |
| } |
| |
| @Test |
| public void testLinkUnusualLibName() throws Exception { |
| useConfiguration(); |
| |
| scratch.file("x/BUILD", "cc_binary(name = 'bin', srcs = ['some-dir/_libbar.so'])"); |
| scratch.file("x/some-dir/_libbar.so"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:bin"); |
| |
| CcToolchainVariables variables = getLinkBuildVariables(target, LinkTargetType.EXECUTABLE); |
| VariableValue librariesToLinkSequence = |
| variables.getVariable(LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| Iterable<? extends VariableValue> librariestoLink = |
| librariesToLinkSequence.getSequenceValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| VariableValue nameValue = |
| librariestoLink |
| .iterator() |
| .next() |
| .getFieldValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName(), |
| LibraryToLinkValue.NAME_FIELD_NAME); |
| assertThat(nameValue).isNotNull(); |
| String name = nameValue.getStringValue(LibraryToLinkValue.NAME_FIELD_NAME); |
| assertThat(name).isEqualTo("_libbar.so"); |
| } |
| |
| @Test |
| public void testInterfaceLibraryBuildingVariablesWhenLegacyGenerationPossible() throws Exception { |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder() |
| .withFeatures( |
| CppRuleClasses.SUPPORTS_INTERFACE_SHARED_LIBRARIES, |
| CppRuleClasses.SUPPORTS_DYNAMIC_LINKER)); |
| useConfiguration(); |
| |
| verifyIfsoVariables(); |
| } |
| |
| @Test |
| public void testInterfaceLibraryBuildingVariablesWhenGenerationPossible() throws Exception { |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder() |
| .withFeatures( |
| CppRuleClasses.SUPPORTS_DYNAMIC_LINKER, |
| CppRuleClasses.SUPPORTS_INTERFACE_SHARED_LIBRARIES)); |
| useConfiguration(); |
| |
| verifyIfsoVariables(); |
| } |
| |
| private void verifyIfsoVariables() throws Exception { |
| scratch.file("x/BUILD", "cc_library(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables variables = |
| getLinkBuildVariables(target, LinkTargetType.NODEPS_DYNAMIC_LIBRARY); |
| |
| String interfaceLibraryBuilder = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_BUILDER.getVariableName()); |
| String interfaceLibraryInput = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_INPUT.getVariableName()); |
| String interfaceLibraryOutput = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_OUTPUT.getVariableName()); |
| String generateInterfaceLibrary = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.GENERATE_INTERFACE_LIBRARY.getVariableName()); |
| |
| assertThat(generateInterfaceLibrary).isEqualTo("yes"); |
| assertThat(interfaceLibraryInput).endsWith("libfoo.so"); |
| assertThat(interfaceLibraryOutput).endsWith("libfoo.ifso"); |
| assertThat(interfaceLibraryBuilder).endsWith("build_interface_so"); |
| } |
| |
| @Test |
| public void testNoIfsoBuildingWhenWhenThinLtoIndexing() throws Exception { |
| // Make sure the interface shared object generation is enabled in the configuration |
| // (which it is not by default for some windows toolchains) |
| invalidatePackages(true); |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder() |
| .withFeatures( |
| CppRuleClasses.THIN_LTO, |
| CppRuleClasses.SUPPORTS_PIC, |
| CppRuleClasses.SUPPORTS_INTERFACE_SHARED_LIBRARIES, |
| CppRuleClasses.SUPPORTS_DYNAMIC_LINKER, |
| CppRuleClasses.SUPPORTS_START_END_LIB)); |
| useConfiguration("--features=thin_lto"); |
| |
| scratch.file("x/BUILD", "cc_library(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CppLinkAction linkAction = getCppLinkAction(target, LinkTargetType.NODEPS_DYNAMIC_LIBRARY); |
| String rootExecPath = linkAction.getPrimaryOutput().getRoot().getExecPathString(); |
| |
| LtoBackendAction backendAction = |
| (LtoBackendAction) |
| getPredecessorByInputName( |
| linkAction, "x/libfoo.so.lto/" + rootExecPath + "/x/_objs/foo/a.pic.o"); |
| assertThat(backendAction.getMnemonic()).isEqualTo("CcLtoBackendCompile"); |
| |
| CppLinkAction indexAction = |
| (CppLinkAction) |
| getPredecessorByInputName( |
| backendAction, |
| "x/libfoo.so.lto/" + rootExecPath + "/x/_objs/foo/a.pic.o.thinlto.bc"); |
| CcToolchainVariables variables = indexAction.getLinkCommandLineForTesting().getBuildVariables(); |
| |
| String interfaceLibraryBuilder = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_BUILDER.getVariableName()); |
| String interfaceLibraryInput = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_INPUT.getVariableName()); |
| String interfaceLibraryOutput = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_OUTPUT.getVariableName()); |
| String generateInterfaceLibrary = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.GENERATE_INTERFACE_LIBRARY.getVariableName()); |
| |
| assertThat(generateInterfaceLibrary).isEqualTo("no"); |
| assertThat(interfaceLibraryInput).endsWith("ignored"); |
| assertThat(interfaceLibraryOutput).endsWith("ignored"); |
| assertThat(interfaceLibraryBuilder).endsWith("ignored"); |
| } |
| |
| @Test |
| public void testInterfaceLibraryBuildingVariablesWhenGenerationNotAllowed() throws Exception { |
| // Make sure the interface shared object generation is enabled in the configuration |
| // (which it is not by default for some windows toolchains) |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder() |
| .withFeatures(CppRuleClasses.SUPPORTS_INTERFACE_SHARED_LIBRARIES)); |
| useConfiguration(); |
| |
| scratch.file("x/BUILD", "cc_library(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables variables = getLinkBuildVariables(target, LinkTargetType.STATIC_LIBRARY); |
| |
| String interfaceLibraryBuilder = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_BUILDER.getVariableName()); |
| String interfaceLibraryInput = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_INPUT.getVariableName()); |
| String interfaceLibraryOutput = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.INTERFACE_LIBRARY_OUTPUT.getVariableName()); |
| String generateInterfaceLibrary = |
| getVariableValue( |
| getRuleContext(), |
| variables, |
| LinkBuildVariables.GENERATE_INTERFACE_LIBRARY.getVariableName()); |
| |
| assertThat(generateInterfaceLibrary).isEqualTo("no"); |
| assertThat(interfaceLibraryInput).endsWith("ignored"); |
| assertThat(interfaceLibraryOutput).endsWith("ignored"); |
| assertThat(interfaceLibraryBuilder).endsWith("ignored"); |
| } |
| |
| @Test |
| public void testOutputExecpath() throws Exception { |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder().withFeatures(CppRuleClasses.SUPPORTS_DYNAMIC_LINKER)); |
| // Make sure the interface shared object generation is enabled in the configuration |
| // (which it is not by default for some windows toolchains) |
| scratch.file("x/BUILD", "cc_library(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables variables = |
| getLinkBuildVariables(target, LinkTargetType.NODEPS_DYNAMIC_LIBRARY); |
| |
| assertThat( |
| getVariableValue( |
| getRuleContext(), variables, LinkBuildVariables.OUTPUT_EXECPATH.getVariableName())) |
| .endsWith("x/libfoo.so"); |
| } |
| |
| @Test |
| public void testOutputExecpathIsNotExposedWhenThinLtoIndexing() throws Exception { |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder() |
| .withFeatures( |
| CppRuleClasses.THIN_LTO, |
| CppRuleClasses.SUPPORTS_DYNAMIC_LINKER, |
| CppRuleClasses.SUPPORTS_PIC, |
| CppRuleClasses.SUPPORTS_INTERFACE_SHARED_LIBRARIES, |
| CppRuleClasses.SUPPORTS_START_END_LIB)); |
| useConfiguration("--features=thin_lto"); |
| |
| scratch.file("x/BUILD", "cc_library(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CppLinkAction linkAction = getCppLinkAction(target, LinkTargetType.NODEPS_DYNAMIC_LIBRARY); |
| String rootExecPath = linkAction.getPrimaryOutput().getRoot().getExecPathString(); |
| |
| LtoBackendAction backendAction = |
| (LtoBackendAction) |
| getPredecessorByInputName( |
| linkAction, "x/libfoo.so.lto/" + rootExecPath + "/x/_objs/foo/a.pic.o"); |
| assertThat(backendAction.getMnemonic()).isEqualTo("CcLtoBackendCompile"); |
| |
| CppLinkAction indexAction = |
| (CppLinkAction) |
| getPredecessorByInputName( |
| backendAction, |
| "x/libfoo.so.lto/" + rootExecPath + "/x/_objs/foo/a.pic.o.thinlto.bc"); |
| CcToolchainVariables variables = indexAction.getLinkCommandLineForTesting().getBuildVariables(); |
| |
| assertThat(variables.isAvailable(LinkBuildVariables.OUTPUT_EXECPATH.getVariableName())) |
| .isFalse(); |
| } |
| |
| @Test |
| public void testIsCcTestLinkActionBuildVariable() throws Exception { |
| scratch.file("x/BUILD", |
| "cc_test(name = 'foo_test', srcs = ['a.cc'])", |
| "cc_binary(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget testTarget = getConfiguredTarget("//x:foo_test"); |
| CcToolchainVariables testVariables = |
| getLinkBuildVariables(testTarget, LinkTargetType.EXECUTABLE); |
| |
| assertThat( |
| testVariables.getVariable(LinkBuildVariables.IS_CC_TEST.getVariableName()).isTruthy()) |
| .isTrue(); |
| |
| ConfiguredTarget binaryTarget = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables binaryVariables = |
| getLinkBuildVariables(binaryTarget, LinkTargetType.EXECUTABLE); |
| |
| assertThat( |
| binaryVariables.getVariable(LinkBuildVariables.IS_CC_TEST.getVariableName()).isTruthy()) |
| .isFalse(); |
| } |
| |
| @Test |
| public void testDisableIsCcTestLinkActionBuildVariable() throws Exception { |
| // The use of this feature (implied by the flag) replaces the use of the build variable. |
| // This test ensures the build variable is never *set*. |
| useConfiguration("--incompatible_enable_cc_test_feature"); |
| |
| scratch.file( |
| "x/BUILD", |
| "cc_test(name = 'foo_test', srcs = ['a.cc'])", |
| "cc_binary(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget testTarget = getConfiguredTarget("//x:foo_test"); |
| CcToolchainVariables testVariables = |
| getLinkBuildVariables(testTarget, LinkTargetType.EXECUTABLE); |
| |
| assertThrows( |
| ExpansionException.class, |
| () -> testVariables.getVariable(LinkBuildVariables.IS_CC_TEST.getVariableName())); |
| |
| ConfiguredTarget binaryTarget = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables binaryVariables = |
| getLinkBuildVariables(binaryTarget, LinkTargetType.EXECUTABLE); |
| |
| assertThrows( |
| ExpansionException.class, |
| () -> binaryVariables.getVariable(LinkBuildVariables.IS_CC_TEST.getVariableName())); |
| } |
| |
| @Test |
| public void testStripBinariesIsEnabledWhenStripModeIsAlwaysNoMatterWhat() throws Exception { |
| scratch.file("x/BUILD", "cc_binary(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| assertStripBinaryVariableIsPresent("always", "opt", true); |
| assertStripBinaryVariableIsPresent("always", "fastbuild", true); |
| assertStripBinaryVariableIsPresent("always", "dbg", true); |
| assertStripBinaryVariableIsPresent("sometimes", "opt", false); |
| assertStripBinaryVariableIsPresent("sometimes", "fastbuild", true); |
| assertStripBinaryVariableIsPresent("sometimes", "dbg", false); |
| assertStripBinaryVariableIsPresent("never", "opt", false); |
| assertStripBinaryVariableIsPresent("never", "fastbuild", false); |
| assertStripBinaryVariableIsPresent("never", "dbg", false); |
| } |
| |
| private void assertStripBinaryVariableIsPresent( |
| String stripMode, String compilationMode, boolean isEnabled) throws Exception { |
| useConfiguration("--strip=" + stripMode, "--compilation_mode=" + compilationMode); |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables variables = getLinkBuildVariables(target, LinkTargetType.EXECUTABLE); |
| assertThat(variables.isAvailable(LinkBuildVariables.STRIP_DEBUG_SYMBOLS.getVariableName())) |
| .isEqualTo(isEnabled); |
| } |
| |
| @Test |
| public void testIsUsingFissionVariableUsingLegacyFields() throws Exception { |
| scratch.file("x/BUILD", |
| "cc_binary(name = 'foo', srcs = ['foo.cc'])"); |
| scratch.file("x/foo.cc"); |
| |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder().withFeatures(CppRuleClasses.PER_OBJECT_DEBUG_INFO)); |
| |
| useConfiguration("--fission=no"); |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables variables = getLinkBuildVariables(target, LinkTargetType.EXECUTABLE); |
| assertThat(variables.isAvailable(LinkBuildVariables.IS_USING_FISSION.getVariableName())) |
| .isFalse(); |
| |
| useConfiguration("--fission=yes"); |
| ConfiguredTarget fissionTarget = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables fissionVariables = |
| getLinkBuildVariables(fissionTarget, LinkTargetType.EXECUTABLE); |
| assertThat(fissionVariables.isAvailable(LinkBuildVariables.IS_USING_FISSION.getVariableName())) |
| .isTrue(); |
| } |
| |
| @Test |
| public void testIsUsingFissionVariable() throws Exception { |
| scratch.file("x/BUILD", "cc_binary(name = 'foo', srcs = ['foo.cc'])"); |
| scratch.file("x/foo.cc"); |
| |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder().withFeatures(CppRuleClasses.PER_OBJECT_DEBUG_INFO)); |
| |
| useConfiguration("--fission=no"); |
| ConfiguredTarget target = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables variables = getLinkBuildVariables(target, LinkTargetType.EXECUTABLE); |
| assertThat(variables.isAvailable(LinkBuildVariables.IS_USING_FISSION.getVariableName())) |
| .isFalse(); |
| |
| useConfiguration("--fission=yes"); |
| ConfiguredTarget fissionTarget = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables fissionVariables = |
| getLinkBuildVariables(fissionTarget, LinkTargetType.EXECUTABLE); |
| assertThat(fissionVariables.isAvailable(LinkBuildVariables.IS_USING_FISSION.getVariableName())) |
| .isTrue(); |
| } |
| |
| @Test |
| public void testSysrootVariable() throws Exception { |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, CcToolchainConfig.builder().withSysroot("/usr/local/custom-sysroot")); |
| useConfiguration(); |
| |
| scratch.file("x/BUILD", "cc_binary(name = 'foo', srcs = ['a.cc'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget testTarget = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables testVariables = |
| getLinkBuildVariables(testTarget, LinkTargetType.EXECUTABLE); |
| |
| assertThat(testVariables.isAvailable(CcCommon.SYSROOT_VARIABLE_NAME)).isTrue(); |
| } |
| |
| private Action getPredecessorByInputName(Action action, String str) { |
| for (Artifact a : action.getInputs().toList()) { |
| if (a.getExecPathString().contains(str)) { |
| return getGeneratingAction(a); |
| } |
| } |
| return null; |
| } |
| |
| @Test |
| public void testUserLinkFlagsWithLinkoptOption() throws Exception { |
| useConfiguration("--linkopt=-bar"); |
| |
| scratch.file("x/BUILD", "cc_binary(name = 'foo', srcs = ['a.cc'], linkopts = ['-foo'])"); |
| scratch.file("x/a.cc"); |
| |
| ConfiguredTarget testTarget = getConfiguredTarget("//x:foo"); |
| CcToolchainVariables testVariables = |
| getLinkBuildVariables(testTarget, LinkTargetType.EXECUTABLE); |
| |
| ImmutableList<String> userLinkFlags = |
| CcToolchainVariables.toStringList( |
| testVariables, LinkBuildVariables.USER_LINK_FLAGS.getVariableName()); |
| assertThat(userLinkFlags).containsAtLeast("-foo", "-bar").inOrder(); |
| } |
| |
| @Test |
| public void testLinkerInputsOverrideWholeArchive() throws Exception { |
| AnalysisMock.get() |
| .ccSupport() |
| .setupCcToolchainConfig( |
| mockToolsConfig, |
| CcToolchainConfig.builder() |
| .withFeatures("disable_whole_archive_for_static_lib_configuration")); |
| |
| scratch.file( |
| "x/BUILD", |
| "cc_library(name='a', hdrs=['a.h'], srcs = ['a.cc'], " |
| + " features=['disable_whole_archive_for_static_lib'])", |
| "cc_library(name='b', hdrs=['b.h'], srcs = ['b.cc'], alwayslink=1)", |
| "cc_binary(name = 'c.so', linkstatic=1, linkshared=1, deps=[':a', ':b'])"); |
| |
| ConfiguredTarget testTarget = getConfiguredTarget("//x:c.so"); |
| CcToolchainVariables testVariables = |
| getLinkBuildVariables(testTarget, LinkTargetType.DYNAMIC_LIBRARY); |
| |
| VariableValue librariesToLinkSequence = |
| testVariables.getVariable(LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| assertThat(librariesToLinkSequence).isNotNull(); |
| Iterable<? extends VariableValue> librariesToLink = |
| librariesToLinkSequence.getSequenceValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName()); |
| assertThat(Iterables.size(librariesToLink)).isAnyOf(2, 3); |
| |
| Iterator<? extends VariableValue> librariesToLinkIterator = librariesToLink.iterator(); |
| // :a should not be whole archive |
| VariableValue aWholeArchiveValue = |
| librariesToLinkIterator |
| .next() |
| .getFieldValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName(), |
| LibraryToLinkValue.IS_WHOLE_ARCHIVE_FIELD_NAME); |
| assertThat(aWholeArchiveValue).isNotNull(); |
| assertThat(aWholeArchiveValue.isTruthy()).isFalse(); |
| |
| // :b should be whole archive |
| VariableValue bWholeArchiveValue = |
| librariesToLinkIterator |
| .next() |
| .getFieldValue( |
| LinkBuildVariables.LIBRARIES_TO_LINK.getVariableName(), |
| LibraryToLinkValue.IS_WHOLE_ARCHIVE_FIELD_NAME); |
| assertThat(bWholeArchiveValue).isNotNull(); |
| assertThat(bWholeArchiveValue.isTruthy()).isTrue(); |
| } |
| } |