org.marketcetera.util.test.CollectionAssertTest.java Source code

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Here is the source code for org.marketcetera.util.test.CollectionAssertTest.java

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package org.marketcetera.util.test;

import org.apache.commons.lang.ArrayUtils;
import org.junit.Test;

import static org.junit.Assert.*;
import static org.marketcetera.util.test.CollectionAssert.*;

/**
 * @author tlerios@marketcetera.com
 * @since 0.5.0
 * @version $Id$
 */

/* $License$ */

public class CollectionAssertTest {
    @Test
    public void equal() {
        assertArrayPermutation(null, null);
        assertArrayPermutation(ArrayUtils.EMPTY_STRING_ARRAY, ArrayUtils.EMPTY_STRING_ARRAY);
        assertArrayPermutation(new Integer[] { 1 }, new Integer[] { 1 });
        assertArrayPermutation(new Integer[] { 1, null }, new Integer[] { null, 1 });
        assertArrayPermutation(new Integer[] { null, null }, new Integer[] { null, null });
        assertArrayPermutation(new Long[] { 1L, 2L, 1L }, new Long[] { 1L, 1L, 2L });
    }

    @Test
    public void expectedNull() {
        try {
            assertArrayPermutation(null, ArrayUtils.EMPTY_STRING_ARRAY);
        } catch (AssertionError ex) {
            assertEquals("expected array is null but actual is not", ex.getMessage());
            return;
        }
        fail();
    }

    @Test
    public void actualNull() {
        try {
            assertArrayPermutation(ArrayUtils.EMPTY_STRING_ARRAY, null);
        } catch (AssertionError ex) {
            assertEquals("actual array is null but expected is not", ex.getMessage());
            return;
        }
        fail();
    }

    @Test
    public void differentClass() {
        try {
            assertArrayPermutation(new Number[0], new Integer[0]);
        } catch (AssertionError ex) {
            assertEquals("expected array class is " + Number[].class.getName() + " but actual array class is "
                    + Integer[].class.getName(), ex.getMessage());
            return;
        }
        fail();
    }

    @Test
    public void sameLengthDifferentElements() {
        try {
            assertArrayPermutation(new Integer[] { null }, new Integer[] { 2 });
        } catch (AssertionError ex) {
            assertEquals("actual is missing 'null'", ex.getMessage());
            return;
        }
        fail();
    }

    @Test
    public void expectedShorter() {
        try {
            assertArrayPermutation(new Integer[] { 1 }, new Integer[] { 1, 1 });
        } catch (AssertionError ex) {
            assertEquals("actual contains extra elements such as 1", ex.getMessage());
            return;
        }
        fail();
    }

    @Test
    public void actualShorter() {
        try {
            assertArrayPermutation(new Integer[] { null, null }, new Integer[] { null });
        } catch (AssertionError ex) {
            assertEquals("actual is missing 'null'", ex.getMessage());
            return;
        }
        fail();
    }

    @Test
    public void message() {
        try {
            assertArrayPermutation("Right now,", new Integer[] { 1 }, new Integer[] { 2 });
        } catch (AssertionError ex) {
            assertEquals("Right now, actual is missing '1'", ex.getMessage());
            return;
        }
        fail();
    }
}