com.nec.strudel.bench.test.EntityAssert.java Source code

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Here is the source code for com.nec.strudel.bench.test.EntityAssert.java

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/*******************************************************************************
 * Copyright 2015 Junichi Tatemura
 *
 * 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 com.nec.strudel.bench.test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.lang.reflect.InvocationTargetException;
import java.util.Collection;
import java.util.Map;

import org.apache.commons.beanutils.BeanUtils;

public final class EntityAssert {

    private EntityAssert() {
    }

    protected static Map<String, String> describe(Object entity) {
        try {
            return BeanUtils.describe(entity);
        } catch (IllegalAccessException e) {
            throw new RuntimeException(e); // TODO refactor
        } catch (InvocationTargetException e) {
            throw new RuntimeException(e); // TODO refactor
        } catch (NoSuchMethodException e) {
            throw new RuntimeException(e); // TODO refactor
        }
    }

    public static <E> boolean contains(E entity, Collection<E> entities) {
        for (E e : entities) {
            if (describe(entity).equals(describe(e))) {
                return true;
            }
        }
        return false;
    }

    public static <E> void assertSameEntitySets(Collection<E> expected, Collection<E> actual) {
        assertEquals(expected.size(), actual.size());
        for (E e : actual) {
            assertContains(e, expected);
        }
    }

    public static <E> void assertContains(E entity, Collection<E> entities) {
        assertTrue(contains(entity, entities));
    }

    public static void assertEntityEquals(Object expected, Object actual) {
        assertNotNull(actual);
        assertEquals(describe(expected), describe(actual));
    }

}