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// Copyright 2014 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.events;
import static com.google.common.truth.Truth.assertThat;
import com.google.devtools.build.lib.testutil.MoreAsserts;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.io.PrintWriter;
@RunWith(JUnit4.class)
public class ReporterStreamTest {
private Reporter reporter;
private StringBuilder out;
private EventHandler outAppender;
@Before
public void setUp() throws Exception {
reporter = new Reporter();
out = new StringBuilder();
outAppender = new EventHandler() {
@Override
public void handle(Event event) {
out.append("[" + event.getKind() + ": " + event.getMessage() + "]\n");
}
};
}
@Test
public void reporterStream() throws Exception {
assertThat(out.toString()).isEmpty();
reporter.addHandler(outAppender);
try (
PrintWriter warnWriter =
new PrintWriter(new ReporterStream(reporter, EventKind.WARNING), true);
PrintWriter infoWriter =
new PrintWriter(new ReporterStream(reporter, EventKind.INFO), true)
) {
infoWriter.println("some info");
warnWriter.println("a warning");
}
reporter.getOutErr().printOutLn("some output");
reporter.getOutErr().printErrLn("an error");
MoreAsserts.assertEqualsUnifyingLineEnds(
"[INFO: some info\n]\n"
+ "[WARNING: a warning\n]\n"
+ "[STDOUT: some output\n]\n"
+ "[STDERR: an error\n]\n",
out.toString());
}
}
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