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// Copyright 2018 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.analysis;
import static com.google.common.truth.Truth.assertThat;
import static com.google.devtools.build.lib.actions.CompletionContext.FAILED_COMPLETION_CTX;
import static com.google.devtools.build.lib.analysis.TargetCompleteEvent.newFileFromArtifact;
import static java.nio.charset.StandardCharsets.ISO_8859_1;
import static java.nio.charset.StandardCharsets.UTF_8;
import com.google.common.collect.Iterables;
import com.google.devtools.build.lib.actions.Artifact;
import com.google.devtools.build.lib.actions.EventReportingArtifacts.ReportedArtifacts;
import com.google.devtools.build.lib.analysis.TopLevelArtifactHelper.ArtifactsToBuild;
import com.google.devtools.build.lib.analysis.util.AnalysisTestCase;
import com.google.devtools.build.lib.buildeventstream.BuildEventStreamProtos.File;
import com.google.devtools.build.lib.collect.nestedset.NestedSet;
import com.google.devtools.build.lib.skyframe.ConfiguredTargetAndData;
import com.google.devtools.build.lib.util.OS;
import com.google.devtools.build.lib.vfs.PathFragment;
import java.util.ArrayList;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/** Tests for {@link TargetCompleteEvent}. */
@RunWith(JUnit4.class)
public class TargetCompleteEventTest extends AnalysisTestCase {
/** Regression test for b/165671166. */
@Test
public void testFileProtoFromArtifactReencodesAsUtf8() throws Exception {
if (OS.getCurrent() == OS.WINDOWS) {
// Windows filesystems return paths with wide characters and don't suffer from the current
// workaround where arbitrary bytes are represented to Java as Latin-1.
return;
}
scratch.file("sh/BUILD", "filegroup(name = 'globby', srcs = glob(['dir/*']))");
// Bytes are UTF-8 encoding of: sh/dir/圖片
byte[] filenameBytes = {
0x73, 0x68, 0x2f, 0x64, 0x69, 0x72, 0x2f, -27, -100, -106, -25, -119, -121
};
String utf8InLatin1FileName = new String(filenameBytes, ISO_8859_1);
scratch.file(utf8InLatin1FileName, "content does not matter");
AnalysisResult result = update("//sh:globby");
ConfiguredTarget ct = Iterables.getOnlyElement(result.getTargetsToBuild());
TargetAndConfiguration tac = Iterables.getOnlyElement(result.getTopLevelTargetsWithConfigs());
ConfiguredTargetAndData ctAndData =
new ConfiguredTargetAndData(ct, tac.getTarget(), tac.getConfiguration(), null);
TopLevelArtifactContext context =
new TopLevelArtifactContext(false, false, false, OutputGroupInfo.DEFAULT_GROUPS);
ArtifactsToBuild artifactsToBuild = TopLevelArtifactHelper.getAllArtifactsToBuild(ct, context);
TargetCompleteEvent event =
TargetCompleteEvent.successfulBuild(
ctAndData,
FAILED_COMPLETION_CTX,
artifactsToBuild.getAllArtifactsByOutputGroup(),
/*announceTargetSummary=*/ false);
ArrayList<File> fileProtos = new ArrayList<>();
ReportedArtifacts reportedArtifacts = event.reportedArtifacts();
for (NestedSet<Artifact> artifactSet : reportedArtifacts.artifacts) {
for (Artifact a : artifactSet.toListInterruptibly()) {
fileProtos.add(
newFileFromArtifact(null, a, PathFragment.EMPTY_FRAGMENT, FAILED_COMPLETION_CTX)
.build());
}
}
// Bytes are the same but the encoding is actually UTF-8 as required of a protobuf string.
String utf8FileName = new String(filenameBytes, UTF_8);
assertThat(fileProtos).hasSize(1);
assertThat(fileProtos.get(0).getName()).isEqualTo(utf8FileName);
}
}