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// 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.lcovmerger;
import static com.google.common.truth.Truth.assertThat;
import static com.google.devtools.lcovmerger.LcovMergerTestUtils.assertMergedSourceFile;
import static com.google.devtools.lcovmerger.LcovMergerTestUtils.assertTracefile1;
import static com.google.devtools.lcovmerger.LcovMergerTestUtils.createLinesExecution1;
import static com.google.devtools.lcovmerger.LcovMergerTestUtils.createLinesExecution2;
import static com.google.devtools.lcovmerger.LcovMergerTestUtils.createSourceFile1;
import static com.google.devtools.lcovmerger.LcovMergerTestUtils.createSourceFile2;
import com.google.common.collect.Iterables;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Test for LcovMerger.
*/
@RunWith(JUnit4.class)
public class CoverageTest {
private Coverage coverage;
@Before
public void initializeCoverage() {
coverage = new Coverage();
}
@Test
public void testOneTracefile() {
SourceFileCoverage sourceFileCoverage =
createSourceFile1(createLinesExecution1());
coverage.add(sourceFileCoverage);
assertThat(coverage.getAllSourceFiles()).hasSize(1);
assertTracefile1(Iterables.get(coverage.getAllSourceFiles(), 0));
}
@Test
public void testTwoOverlappingTracefiles() {
int[] linesExecution1 = createLinesExecution1();
int[] linesExecution2 = createLinesExecution2();
SourceFileCoverage sourceFileCoverage1 = createSourceFile1(linesExecution1);
SourceFileCoverage sourceFileCoverage2 = createSourceFile2(linesExecution2);
coverage.add(sourceFileCoverage1);
coverage.add(sourceFileCoverage2);
assertThat(coverage.getAllSourceFiles()).hasSize(1);
SourceFileCoverage merged = Iterables.get(coverage.getAllSourceFiles(), 0);
assertMergedSourceFile(merged, linesExecution1, linesExecution2);
}
@Test
public void testTwoTracefiles() {
SourceFileCoverage sourceFileCoverage1 =
createSourceFile1(createLinesExecution1());
SourceFileCoverage sourceFileCoverage2 = createSourceFile1(
"SOME_OTHER_FILENAME", createLinesExecution1());
coverage.add(sourceFileCoverage1);
coverage.add(sourceFileCoverage2);
assertThat(coverage.getAllSourceFiles()).hasSize(2);
assertTracefile1(Iterables.get(coverage.getAllSourceFiles(), 0));
assertTracefile1(Iterables.get(coverage.getAllSourceFiles(), 1));
}
}
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