/***
* Copyright (c) 2009 Caelum - www.caelum.com.br/opensource
* 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 br.com.caelum.vraptor;
import static org.hamcrest.Matchers.equalTo;
import java.lang.reflect.Method;
import java.util.Collection;
import java.util.Collections;
import java.util.ResourceBundle;
import com.thoughtworks.xstream.InitializationException;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;
import br.com.caelum.vraptor.converter.ConversionException;
import br.com.caelum.vraptor.converter.ConversionMessage;
import br.com.caelum.vraptor.http.route.Route;
import br.com.caelum.vraptor.validator.Message;
public final class VRaptorMatchers {
private VRaptorMatchers(){
throw new InitializationException("Not allowed to initialize");
}
public static Matcher<Collection<?>> hasOneCopyOf(final Object item) {
return new TypeSafeMatcher<Collection<?>>(){
@Override
public void describeTo(Description description) {
description.appendText("a collection containing one copy of").appendValue(item);
}
@Override
protected void describeMismatchSafely(Collection<?> sut, Description mismatchDescription) {
mismatchDescription
.appendText("a collection containing")
.appendValue(Collections.frequency(sut, item))
.appendText("copies");
}
@Override
protected boolean matchesSafely(Collection<?> sut) {
return Collections.frequency(sut, item) == 1;
}
};
}
public static Matcher<Route> canHandle(final Class<?> type, final Method method) {
return new TypeSafeMatcher<Route>() {
@Override
protected void describeMismatchSafely(Route item, Description mismatchDescription) {
mismatchDescription.appendValue(item);
}
@Override
protected boolean matchesSafely(Route item) {
return item.canHandle(type, method);
}
@Override
public void describeTo(Description description) {
description.appendText("a route that can handle class ")
.appendValue(type).appendText(" method ").appendValue(method);
}
};
}
public static Matcher<Message> hasMessage(String message) {
final Matcher<? super String> delegate = equalTo(message);
return new TypeSafeMatcher<Message>() {
@Override
public void describeTo(Description description) {
delegate.describeTo(description);
}
@Override
protected boolean matchesSafely(Message message) {
message.setBundle(ResourceBundle.getBundle("messages"));
return delegate.matches(message.getMessage());
}
};
}
public static TypeSafeMatcher<Exception> hasConversionException(String message) {
final Matcher<? extends String> delegate = equalTo(message);
return new TypeSafeMatcher<Exception>() {
@Override
protected boolean matchesSafely(Exception item) {
if (item instanceof ConversionException) {
ConversionMessage message = ((ConversionException) item).getValidationMessage();
message.setBundle(ResourceBundle.getBundle("messages"));
return delegate.matches(message.getMessage());
}
return false;
}
@Override
public void describeTo(Description description) {
delegate.describeTo(description);
}
};
}
}