/*
 * This file is part of Nuts Framework.
 * Copyright(C) 2009-2012 Nuts Develop Team.
 *
 * Nuts Framework is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License any later version.
 * 
 * Nuts Framework is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Nuts Framework. If not, see <http://www.gnu.org/licenses/>.
 */
package nuts.core.lang.builder;

import static org.junit.Assert.assertEquals;

import nuts.core.lang.builder.ToStringStyleTest.Person;

import java.util.ArrayList;
import java.util.HashMap;

import org.junit.After;
import org.junit.Before;
import org.junit.Test;

/**
 * Unit tests {@link DefaultToStringStyleTest}.
 *
 */
public class DefaultToStringStyleTest {

    private final Integer base = Integer.valueOf(5);
    private final String baseStr = base.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(base));
    
    @Before
    public void setUp() throws Exception {
        ToStringBuilder.setDefaultStyle(ToStringStyle.DEFAULT_STYLE);
    }

    @After
    public void tearDown() throws Exception {
        ToStringBuilder.setDefaultStyle(ToStringStyle.DEFAULT_STYLE);
    }

    //----------------------------------------------------------------
    
    @Test
    public void testBlank() {
        assertEquals(baseStr + "[]", new ToStringBuilder(base).toString());
    }

    @Test
    public void testAppendSuper() {
        assertEquals(baseStr + "[]", new ToStringBuilder(base).appendSuper("Integer@8888[]").toString());
        assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).appendSuper("Integer@8888[<null>]").toString());
        
        assertEquals(baseStr + "[a=hello]", new ToStringBuilder(base).appendSuper("Integer@8888[]").append("a", "hello").toString());
        assertEquals(baseStr + "[<null>,a=hello]", new ToStringBuilder(base).appendSuper("Integer@8888[<null>]").append("a", "hello").toString());
        assertEquals(baseStr + "[a=hello]", new ToStringBuilder(base).appendSuper(null).append("a", "hello").toString());
    }
    
    @Test
    public void testObject() {
        final Integer i3 = Integer.valueOf(3);
        final Integer i4 = Integer.valueOf(4);
        assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) null).toString());
        assertEquals(baseStr + "[3]", new ToStringBuilder(base).append(i3).toString());
        assertEquals(baseStr + "[a=<null>]", new ToStringBuilder(base).append("a", (Object) null).toString());
        assertEquals(baseStr + "[a=3]", new ToStringBuilder(base).append("a", i3).toString());
        assertEquals(baseStr + "[a=3,b=4]", new ToStringBuilder(base).append("a", i3).append("b", i4).toString());
        assertEquals(baseStr + "[a=<Integer>]", new ToStringBuilder(base).append("a", i3, false).toString());
        assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", new ArrayList<Object>(), false).toString());
        assertEquals(baseStr + "[a=[]]", new ToStringBuilder(base).append("a", new ArrayList<Object>(), true).toString());
        assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", new HashMap<Object, Object>(), false).toString());
        assertEquals(baseStr + "[a={}]", new ToStringBuilder(base).append("a", new HashMap<Object, Object>(), true).toString());
        assertEquals(baseStr + "[a=<size=0>]", new ToStringBuilder(base).append("a", (Object) new String[0], false).toString());
        assertEquals(baseStr + "[a={}]", new ToStringBuilder(base).append("a", (Object) new String[0], true).toString());
    }

    @Test
    public void testPerson() {
        final Person p = new Person();
        p.name = "John Doe";
        p.age = 33;
        p.smoker = false;
        final String pBaseStr = p.getClass().getName() + "@" + Integer.toHexString(System.identityHashCode(p));
        assertEquals(pBaseStr + "[name=John Doe,age=33,smoker=false]", new ToStringBuilder(p).append("name", p.name).append("age", p.age).append("smoker", p.smoker).toString());
    }

    @Test
    public void testLong() {
        assertEquals(baseStr + "[3]", new ToStringBuilder(base).append(3L).toString());
        assertEquals(baseStr + "[a=3]", new ToStringBuilder(base).append("a", 3L).toString());
        assertEquals(baseStr + "[a=3,b=4]", new ToStringBuilder(base).append("a", 3L).append("b", 4L).toString());
    }

    @Test
    public void testObjectArray() {
        Object[] array = new Object[] {null, base, new int[] {3, 6}};
        assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append(array).toString());
        assertEquals(baseStr + "[{<null>,5,{3,6}}]", new ToStringBuilder(base).append((Object) array).toString());
        array = null;
        assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
        assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
    }

    @Test
    public void testLongArray() {
        long[] array = new long[] {1, 2, -3, 4};
        assertEquals(baseStr + "[{1,2,-3,4}]", new ToStringBuilder(base).append(array).toString());
        assertEquals(baseStr + "[{1,2,-3,4}]", new ToStringBuilder(base).append((Object) array).toString());
        array = null;
        assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
        assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
    }

    @Test
    public void testLongArrayArray() {
        long[][] array = new long[][] {{1, 2}, null, {5}};
        assertEquals(baseStr + "[{{1,2},<null>,{5}}]", new ToStringBuilder(base).append(array).toString());
        assertEquals(baseStr + "[{{1,2},<null>,{5}}]", new ToStringBuilder(base).append((Object) array).toString());
        array = null;
        assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append(array).toString());
        assertEquals(baseStr + "[<null>]", new ToStringBuilder(base).append((Object) array).toString());
    }

}
