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// Copyright 2021 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.devtools.build.lib.actions.ActionKeyContext;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.actions.ArtifactRoot;
import com.google.devtools.build.lib.actions.ArtifactRoot.RootType;
import com.google.devtools.build.lib.actions.util.ActionsTestUtil;
import com.google.devtools.build.lib.testutil.Scratch;
import com.google.devtools.build.lib.vfs.PathFragment;
import java.io.IOException;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Unit tests for {@link CppModuleMapAction}. */
@RunWith(JUnit4.class)
public final class CppModuleMapActionTest {
private ArtifactRoot outputRoot;
private final ActionKeyContext actionKeyContext = new ActionKeyContext();
@Before
public void createOutputRoot() throws IOException {
Scratch scratch = new Scratch();
outputRoot = ArtifactRoot.asDerivedRoot(scratch.dir("/execroot"), RootType.Output, "out");
}
@Test
public void getKey_dependencyWithEqualExecPathAndNewName_returnsDifferentKey() throws Exception {
CppModuleMap map = new CppModuleMap(createOutputArtifact("foo.cppmap"), "foo");
Artifact depCppMap = createOutputArtifact("dep.cppmap");
CppModuleMap dep = new CppModuleMap(depCppMap, "oldName");
CppModuleMap depWithDifferentName = new CppModuleMap(depCppMap, "newName");
CppModuleMapAction action1 = createCppModuleMapAction(map, dep);
CppModuleMapAction action2 = createCppModuleMapAction(map, depWithDifferentName);
assertThat(action1.getKey(actionKeyContext, /*artifactExpander=*/ null))
.isNotEqualTo(action2.getKey(actionKeyContext, /*artifactExpander=*/ null));
}
private static CppModuleMapAction createCppModuleMapAction(
CppModuleMap cppModuleMap, CppModuleMap... dependencies) {
return new CppModuleMapAction(
ActionsTestUtil.NULL_ACTION_OWNER,
cppModuleMap,
/*privateHeaders=*/ ImmutableList.of(),
/*publicHeaders=*/ ImmutableList.of(),
ImmutableList.copyOf(dependencies),
/*additionalExportedHeaders=*/ ImmutableList.of(),
/*separateModuleHeaders=*/ ImmutableList.of(),
/*compiledModule=*/ false,
/*moduleMapHomeIsCwd=*/ false,
/*generateSubmodules=*/ false,
/*externDependencies=*/ false);
}
private Artifact createOutputArtifact(String rootRelativePath) {
return ActionsTestUtil.createArtifactWithRootRelativePath(
outputRoot, PathFragment.create(rootRelativePath));
}
}