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: CollectionAssertTest.java 16154 2012-07-14 16:34:05Z colin $
 */

/* $License$ */

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();
    }
}