/*
 * 作成日: 2003/12/08
 *
 * この生成されたコメントの挿入されるテンプレートを変更するため
 * ウィンドウ > 設定 > Java > コード生成 > コードとコメント
 */
package com.ej;

import junit.framework.TestCase;

/**
 * @author s-okita
 *
 * この生成されたコメントの挿入されるテンプレートを変更するため
 * ウィンドウ > 設定 > Java > コード生成 > コードとコメント
 */
public class CompareTest extends TestCase {

	/**
	 * Constructor for CompareTest.
	 * @param arg0
	 */
	public CompareTest(String arg0) {
		super(arg0);
	}

	public static void main(String[] args) {
		junit.swingui.TestRunner.run(CompareTest.class);
	}

	/*
	 * @see TestCase#setUp()
	 */
	protected void setUp() throws Exception {
		super.setUp();
	}


    public void testCreate () {
    	Compare cmp = new Compare(1, "");
    	assertNotNull(cmp);
    }
    
    public void testCreateNullPointer() {
    	try {
			Compare cmp = new Compare(1, null);
			Compare cmp2 = new Compare(1, ""); // traianguration.
    	} catch (NullPointerException nullPointer) {
    	}
    }
    
    public void testImplementsComparable() {
    	Compare cmp = new Compare(1, "");
    	if (cmp instanceof Comparable) {
    		assertTrue(true);
    		
    	} else {
			fail();
    	}
    }
    
    public void testComareToPositive() {
    	Compare cmp1 = new Compare(1, "");
    	Compare cmp2 = new Compare(2, "");
    	Compare cmp3 = new Compare(3, "");
    	assertEquals(-1, cmp1.compareTo(cmp2));
		assertEquals(-1, cmp2.compareTo(cmp3));
		assertEquals(0, cmp2.compareTo(cmp2));
		assertEquals(1, cmp3.compareTo(cmp2));
    }
    
    public void testSpecification() {
		Compare cmp1 = new Compare(1, "");
		Compare cmp2 = new Compare(2, "");
		Compare cmp3 = new Compare(3, "");
		
		assertTrue((cmp1.compareTo(cmp2) == -(cmp2.compareTo(cmp1))));
    }
    
    public void testThrowExceptionSpecification() {
		Compare cmp1 = new Compare(1, "");
		Compare cmp2 = new Compare(2, "");
		
		try {
			cmp1.compareTo(null);
			fail();
		} catch (Exception e) {
		}
		
		try {
			cmp2.compareTo(null);
			fail();
		} catch (Exception e) {
		}
    }
    
    public void testZeroSpecification() {
		Compare cmp1 = new Compare(1, "");
		Compare cmp2 = new Compare(1, "");
		Compare cmpE = new Compare(5, "");
		
		assertTrue(cmp1.compareTo(cmp1) == 0);
		
		assertTrue(cmp1.compareTo(cmpE) == cmp2.compareTo(cmpE));
    }
    
    public void testTransitionSpecification() {
		Compare cmp1 = new Compare(1, "");
		Compare cmp2 = new Compare(2, "");
		Compare cmp3 = new Compare(3, "");
		assertTrue((cmp3.compareTo(cmp2) > 0) && (cmp2.compareTo(cmp1) > 0));
		assertTrue(cmp3.compareTo(cmp1) > 0);
    }
    
    public void testSameEqualsSpecification() {
		Compare cmp1 = new Compare(1, "");
		Compare cmp2 = new Compare(1, "");
		//assertTrue(cmp1.compareTo(cmp2) == 0);
		//assertTrue(cmp1.equals(cmp2));
		// 推奨
		//assertTrue((cmp1.compareTo(cmp2)==0) == (cmp1.equals(cmp2)));
    	
    }
}