crunch-lambda/src/test/java/org/apache/crunch/lambda/TestCommon.java

/**
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.crunch.lambda;

import com.google.common.collect.Sets;

import java.util.Set;
import java.util.stream.Collectors;

import static org.junit.Assert.assertEquals;

public class TestCommon {
    @SafeVarargs
    public static <T> void assertCollectionOf(LCollection<T> actual, T... expected) {
        Set<T> actualSet = actual.materialize().collect(Collectors.toSet());
        Set<T> expectedSet = Sets.newHashSet(expected);
        assertEquals(expectedSet, actualSet);
    }
}