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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.common.options;
import static com.google.common.truth.Truth.assertThat;
import static com.google.devtools.build.lib.testutil.MoreAsserts.assertThrows;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* A test for {@link BoolOrEnumConverter}.
*/
@RunWith(JUnit4.class)
public class BoolOrEnumConverterTest {
private enum CompilationMode {
DBG, OPT
}
private static class CompilationModeConverter
extends BoolOrEnumConverter<CompilationMode> {
public CompilationModeConverter() {
super(CompilationMode.class, "compilation mode",
CompilationMode.DBG, CompilationMode.OPT);
}
}
/**
* The test options for the CompilationMode hybrid converter.
*/
public static class CompilationModeTestOptions extends OptionsBase {
@Option(
name = "compile_mode",
converter = CompilationModeConverter.class,
documentationCategory = OptionDocumentationCategory.UNCATEGORIZED,
effectTags = {OptionEffectTag.NO_OP},
defaultValue = "dbg"
)
public CompilationMode compileMode;
}
@Test
public void converterFromEnum() throws Exception {
CompilationModeConverter converter = new CompilationModeConverter();
assertThat(converter.convert("dbg")).isEqualTo(CompilationMode.DBG);
assertThat(converter.convert("opt")).isEqualTo(CompilationMode.OPT);
OptionsParsingException e =
assertThrows(OptionsParsingException.class, () -> converter.convert("none"));
assertThat(e)
.hasMessageThat()
.isEqualTo("Not a valid compilation mode: 'none' (should be dbg or opt)");
assertThat(converter.getTypeDescription()).isEqualTo("dbg or opt");
}
@Test
public void convertFromBooleanValues() throws Exception {
String[] falseValues = new String[]{"false", "0"};
String[] trueValues = new String[]{"true", "1"};
CompilationModeConverter converter = new CompilationModeConverter();
for (String falseValue : falseValues) {
assertThat(converter.convert(falseValue)).isEqualTo(CompilationMode.OPT);
}
for (String trueValue : trueValues) {
assertThat(converter.convert(trueValue)).isEqualTo(CompilationMode.DBG);
}
}
@Test
public void prefixedWithNo() throws OptionsParsingException {
OptionsParser parser =
OptionsParser.builder().optionsClasses(CompilationModeTestOptions.class).build();
parser.parse("--nocompile_mode");
CompilationModeTestOptions options =
parser.getOptions(CompilationModeTestOptions.class);
assertThat(options.compileMode).isNotNull();
assertThat(options.compileMode).isEqualTo(CompilationMode.OPT);
}
@Test
public void missingValueAsBoolConversion() throws OptionsParsingException {
OptionsParser parser =
OptionsParser.builder().optionsClasses(CompilationModeTestOptions.class).build();
parser.parse("--compile_mode");
CompilationModeTestOptions options =
parser.getOptions(CompilationModeTestOptions.class);
assertThat(options.compileMode).isNotNull();
assertThat(options.compileMode).isEqualTo(CompilationMode.DBG);
}
}