org.dmfs.jems.hamcrest.matchers.matcher.MatchMatcher Maven / Gradle / Ivy
/*
* Copyright 2018 dmfs GmbH
*
*
* 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.dmfs.jems.hamcrest.matchers.matcher;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeDiagnosingMatcher;
/**
* A {@link Matcher} to check if another Matcher matches a specific value.
*
* @author Marten Gajda
*/
public final class MatchMatcher> extends TypeSafeDiagnosingMatcher
{
private final V mMatchingValue;
public MatchMatcher(V matchingValue)
{
mMatchingValue = matchingValue;
}
@Override
protected boolean matchesSafely(T item, Description mismatchDescription)
{
if (!item.matches(mMatchingValue))
{
mismatchDescription.appendText(String.format("didn't match \"%s\"", mMatchingValue.toString()));
return false;
}
return true;
}
@Override
public void describeTo(Description description)
{
description.appendText(String.format("matches \"%s\"", mMatchingValue.toString()));
}
}