de.dhke.projects.cutil.collections.MultiMapUtilTest.java Source code

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Here is the source code for de.dhke.projects.cutil.collections.MultiMapUtilTest.java

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/**
 * (c) 2009-2014 Peter Wullinger
 *
 * $Id$
 *
 * Use, modification and restribution of this file are covered by the
 * terms of the Artistic License 2.0.
 *
 * You should have received a copy of the license terms in a file named
 * "LICENSE" together with this software package.
 *
 * Disclaimer of Warranty: THE PACKAGE IS PROVIDED BY THE COPYRIGHT
 * HOLDER AND CONTRIBUTORS "AS IS' AND WITHOUT ANY EXPRESS OR IMPLIED
 * WARRANTIES. THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR
 * A PARTICULAR PURPOSE, OR NON-INFRINGEMENT ARE DISCLAIMED TO THE
 * EXTENT PERMITTED BY YOUR LOCAL LAW. UNLESS REQUIRED BY LAW, NO
 * COPYRIGHT HOLDER OR CONTRIBUTOR WILL BE LIABLE FOR ANY DIRECT,
 * INDIRECT, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING IN ANY WAY OUT
 * OF THE USE OF THE PACKAGE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
 * DAMAGE.
 **/
package de.dhke.projects.cutil.collections;

import java.util.Collection;
import org.apache.commons.collections15.MultiMap;
import org.apache.commons.collections15.multimap.MultiHashMap;
import org.junit.*;
import static org.junit.Assert.*;

/**
 *
 * @author Peter Wullinger <java@dhke.de>
 */
public class MultiMapUtilTest {

    public MultiMapUtilTest() {
    }

    @BeforeClass
    public static void setUpClass() throws Exception {
    }

    @AfterClass
    public static void tearDownClass() throws Exception {
    }

    @Before
    public void setUp() {
    }

    @After
    public void tearDown() {
    }

    /**
     * Test of deepEquals method, of class MultiMapUtil.
     */
    @Test
    public void testDeepEquals() {

    }

    /**
     * Test of deepHashCode method, of class MultiMapUtil.
     */
    @Test
    public void testDeepHashCode_MapEntry() {

    }

    /**
     * Test of deepHashCode method, of class MultiMapUtil.
     */
    @Test
    public void testDeepHashCode_MultiMap() {
    }

    /**
     * Test of getTransitive method, of class MapUtil.
     */
    @Test
    public void testGetTransitive_MultiMap_GenericType() {
        MultiMap<String, String> aMultiMap = new MultiHashMap<>();
        aMultiMap.put("A", "B");
        aMultiMap.put("B", "C");
        Collection<String> result = MultiMapUtil.getTransitive(aMultiMap, "A");
        assertEquals(2, result.size());
        assertTrue(result.contains("B"));
        assertTrue(result.contains("C"));

        aMultiMap.put("C", "D");
        result = MultiMapUtil.getTransitive(aMultiMap, "A");
        assertEquals(3, result.size());
        assertTrue(result.contains("B"));
        assertTrue(result.contains("C"));
        assertTrue(result.contains("D"));

        aMultiMap.put("A", "E");
        result = MultiMapUtil.getTransitive(aMultiMap, "A");
        assertEquals(4, result.size());
        assertTrue(result.contains("B"));
        assertTrue(result.contains("C"));
        assertTrue(result.contains("D"));
        assertTrue(result.contains("E"));

        aMultiMap.put("C", "F");
        result = MultiMapUtil.getTransitive(aMultiMap, "A");
        assertEquals(5, result.size());
        assertTrue(result.contains("B"));
        assertTrue(result.contains("C"));
        assertTrue(result.contains("D"));
        assertTrue(result.contains("E"));
        assertTrue(result.contains("F"));

        aMultiMap.put("C", "A");
        result = MultiMapUtil.getTransitive(aMultiMap, "A");
        assertEquals(6, result.size());
        assertTrue(result.contains("A"));
        assertTrue(result.contains("B"));
        assertTrue(result.contains("C"));
        assertTrue(result.contains("D"));
        assertTrue(result.contains("E"));
        assertTrue(result.contains("F"));

    }
}