package org.pitest.mutationtest.verify;
/*
* Copyright 2012 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.
*/
import java.util.Collection;
import org.pitest.classinfo.ClassInfo;
import org.pitest.classpath.CodeSource;
import org.pitest.functional.F;
import org.pitest.functional.FCollection;
import org.pitest.functional.SideEffect1;
import org.pitest.help.Help;
import org.pitest.help.PitHelpError;
public class DefaultBuildVerifier implements BuildVerifier {
@Override
public void verify(final CodeSource code) {
final Collection<ClassInfo> codeClasses = FCollection.filter(code.getCode(), isNotSynthetic());
if (hasMutableCode(codeClasses)) {
checkAtLeastOneClassHasLineNumbers(codeClasses);
FCollection.forEach(codeClasses, throwErrorIfHasNoSourceFile());
}
}
private boolean hasMutableCode(Collection<ClassInfo> codeClasses ) {
return !codeClasses.isEmpty() && hasAtLeastOneClass(codeClasses);
}
private boolean hasAtLeastOneClass(final Collection<ClassInfo> codeClasses) {
return FCollection.contains(codeClasses, aConcreteClass());
}
private void checkAtLeastOneClassHasLineNumbers(
final Collection<ClassInfo> codeClasses) {
// perform only a weak check for line numbers as
// some jvm languages are not guaranteed to produce them for all classes
if (!FCollection.contains(codeClasses, aClassWithLineNumbers())) {
throw new PitHelpError(Help.NO_LINE_NUMBERS);
}
}
private static F<ClassInfo, Boolean> aConcreteClass() {
return new F<ClassInfo, Boolean>() {
@Override
public Boolean apply(final ClassInfo a) {
return !a.isInterface();
}
};
}
private static F<ClassInfo, Boolean> aClassWithLineNumbers() {
return new F<ClassInfo, Boolean>() {
@Override
public Boolean apply(final ClassInfo a) {
return a.getNumberOfCodeLines() != 0;
}
};
}
private SideEffect1<ClassInfo> throwErrorIfHasNoSourceFile() {
return new SideEffect1<ClassInfo>() {
@Override
public void apply(final ClassInfo a) {
if (a.getSourceFileName() == null) {
throw new PitHelpError(Help.NO_SOURCE_FILE, a.getName().asJavaName());
}
}
};
}
private static F<ClassInfo, Boolean> isNotSynthetic() {
return new F<ClassInfo, Boolean>() {
@Override
public Boolean apply(ClassInfo a) {
return !a.isSynthetic();
}
};
}
}