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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.lcovmerger;
import static com.google.common.truth.Truth.assertThat;
import org.junit.Test;
public class LcovMergerFlagsTest {
@Test
public void parseFlagsTestCoverageDirOutputFile() {
LcovMergerFlags flags =
LcovMergerFlags.parseFlags(
new String[] {
"--coverage_dir=my_dir", "--output_file=my_file",
});
assertThat(flags.coverageDir()).isEqualTo("my_dir");
assertThat(flags.outputFile()).isEqualTo("my_file");
assertThat(flags.reportsFile()).isNull();
assertThat(flags.filterSources()).isEmpty();
}
@Test
public void parseFlagsTestReportsFileOutputFile() {
LcovMergerFlags flags =
LcovMergerFlags.parseFlags(
new String[] {
"--reports_file=my_reports_file", "--output_file=my_file",
});
assertThat(flags.reportsFile()).isEqualTo("my_reports_file");
assertThat(flags.outputFile()).isEqualTo("my_file");
assertThat(flags.coverageDir()).isNull();
assertThat(flags.filterSources()).isEmpty();
}
@Test
public void parseFlagsTestReportsFileOutputFileFilterSources() {
LcovMergerFlags flags =
LcovMergerFlags.parseFlags(
new String[] {
"--reports_file=my_reports_file",
"--output_file=my_file",
"--filter_sources=first_filter"
});
assertThat(flags.reportsFile()).isEqualTo("my_reports_file");
assertThat(flags.outputFile()).isEqualTo("my_file");
assertThat(flags.coverageDir()).isNull();
assertThat(flags.filterSources()).containsExactly("first_filter");
}
@Test
public void parseFlagsTestReportsFileOutputFileMultipleFilterSources() {
LcovMergerFlags flags =
LcovMergerFlags.parseFlags(
new String[] {
"--reports_file=my_reports_file",
"--output_file=my_file",
"--filter_sources=first_filter",
"--filter_sources=second_filter"
});
assertThat(flags.reportsFile()).isEqualTo("my_reports_file");
assertThat(flags.outputFile()).isEqualTo("my_file");
assertThat(flags.coverageDir()).isNull();
assertThat(flags.filterSources()).containsExactly("first_filter", "second_filter");
}
@Test(expected = IllegalArgumentException.class)
public void parseFlagsTestCoverageDirAndReportsFile() {
LcovMergerFlags.parseFlags(
new String[] {"--reports_file=my_reports_file", "--coverage_dir=my_coverage_dir"});
}
@Test(expected = IllegalArgumentException.class)
public void parseFlagsTestEmptyFlags() {
LcovMergerFlags.parseFlags(new String[] {});
}
@Test(expected = IllegalArgumentException.class)
public void parseFlagsTestNoOutputFile() {
LcovMergerFlags.parseFlags(
new String[] {
"--reports_file=my_reports_file",
});
}
@Test(expected = IllegalArgumentException.class)
public void parseFlagsTestUnknownFlag() {
LcovMergerFlags.parseFlags(
new String[] {
"--fake_flag=my_reports_file",
});
}
@Test(expected = IllegalArgumentException.class)
public void parseFlagsTestInvalidFlagValue() {
LcovMergerFlags.parseFlags(
new String[] {
"--reports_file", "--output_file=my_file",
});
}
@Test(expected = IllegalArgumentException.class)
public void parseFlagsTestInvalidFlagValueWithoutDashes() {
LcovMergerFlags.parseFlags(
new String[] {
"reports_file", "--output_file=my_file",
});
}
}
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