/*
* Copyright 2010 Henry Coles
*
* 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 org.pitest.junit;
import java.util.Arrays;
import java.util.Collection;
import org.pitest.extension.common.CompoundTestSuiteFinder;
import org.pitest.functional.Option;
import org.pitest.help.Help;
import org.pitest.help.PitHelpError;
import org.pitest.testapi.Configuration;
import org.pitest.testapi.TestClassIdentifier;
import org.pitest.testapi.TestGroupConfig;
import org.pitest.testapi.TestSuiteFinder;
import org.pitest.testapi.TestUnitFinder;
public class JUnitCompatibleConfiguration implements Configuration {
private final TestGroupConfig config;
private final Collection<String> excludedRunners;
private static final JUnitVersion MIN_JUNIT_VERSION = JUnitVersion.parse("4.6");
public JUnitCompatibleConfiguration(TestGroupConfig config, Collection<String> excludedRunners) {
this.config = config;
this.excludedRunners = excludedRunners;
}
@Override
public TestUnitFinder testUnitFinder() {
return new CompoundTestUnitFinder(Arrays.asList(
new JUnitCustomRunnerTestUnitFinder(),
new ParameterisedJUnitTestFinder()));
}
@Override
public TestSuiteFinder testSuiteFinder() {
return new CompoundTestSuiteFinder(Arrays.<TestSuiteFinder> asList(
new JUnit4SuiteFinder(), new RunnerSuiteFinder()));
}
@Override
public TestClassIdentifier testClassIdentifier() {
return new JUnitTestClassIdentifier(this.config, this.excludedRunners);
}
@Override
public Option<PitHelpError> verifyEnvironment() {
try {
final String version = junit.runner.Version.id();
if (isInvalidVersion(version)) {
return Option.some(new PitHelpError(Help.WRONG_JUNIT_VERSION, version));
}
} catch (final NoClassDefFoundError er) {
return Option.some(new PitHelpError(Help.NO_JUNIT));
}
return Option.none();
}
boolean isInvalidVersion(final String version) {
try {
final JUnitVersion jUnitVersion = JUnitVersion.parse(version);
return jUnitVersion.isLessThan(MIN_JUNIT_VERSION);
} catch (final IllegalArgumentException e) {
return true;
}
}
}