org.mockito.internal.verification.argumentmatching.ArgumentMatchingTool Maven / Gradle / Ivy
/*
* Copyright (c) 2007 Mockito contributors
* This program is made available under the terms of the MIT License.
*/
package org.mockito.internal.verification.argumentmatching;
import java.util.LinkedList;
import java.util.List;
import org.hamcrest.Matcher;
import org.hamcrest.StringDescription;
import org.mockito.internal.matchers.ContainsExtraTypeInformation;
@SuppressWarnings("unchecked")
public class ArgumentMatchingTool {
/**
* Suspiciously not matching arguments are those that don't much, the toString() representation is the same but types are different.
*/
public Integer[] getSuspiciouslyNotMatchingArgsIndexes(List matchers, Object[] arguments) {
if (matchers.size() != arguments.length) {
return new Integer[0];
}
List suspicious = new LinkedList();
int i = 0;
for (Matcher m : matchers) {
if (m instanceof ContainsExtraTypeInformation
&& !safelyMatches(m, arguments[i])
&& toStringEquals(m, arguments[i])
&& !((ContainsExtraTypeInformation) m).typeMatches(arguments[i])) {
suspicious.add(i);
}
i++;
}
return suspicious.toArray(new Integer[0]);
}
private boolean safelyMatches(Matcher m, Object arg) {
try {
return m.matches(arg);
} catch (Throwable t) {
return false;
}
}
private boolean toStringEquals(Matcher m, Object arg) {
return StringDescription.toString(m).equals(arg == null? "null" : arg.toString());
}
}