/*
* Copyright 2010 Red Hat, Inc. and/or its affiliates.
*
* 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.drools.core.reteoo.test.dsl;
import java.util.Arrays;
import java.util.List;
import org.drools.core.common.InternalFactHandle;
import org.hamcrest.BaseMatcher;
import org.hamcrest.Description;
import org.hamcrest.Factory;
import org.hamcrest.Matcher;
public class IsTuple extends BaseMatcher<List<InternalFactHandle>> {
private final InternalFactHandle[] expected;
public IsTuple(List<InternalFactHandle> tupleAsList) {
expected = tupleAsList.toArray( new InternalFactHandle[tupleAsList.size()] );
}
public IsTuple(InternalFactHandle[] tuple) {
expected = tuple;
}
public boolean matches(Object arg) {
if( arg == null || ! ( arg.getClass().isArray() && InternalFactHandle.class.isAssignableFrom( arg.getClass().getComponentType() ) ) ) {
return false;
}
InternalFactHandle[] actual = (InternalFactHandle[]) arg;
return Arrays.equals( expected, actual );
}
public void describeTo(Description description) {
description.appendValue(expected);
}
/**
* Is the value equal to another value, as tested by the
* {@link java.lang.Object#equals} invokedMethod?
*/
@Factory
public static Matcher<List<InternalFactHandle>> isTuple(List<InternalFactHandle> operand) {
return new IsTuple(operand);
}
public static Matcher<? super List<InternalFactHandle>> isTuple(InternalFactHandle... operands) {
return new IsTuple(operands);
}
}