聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 棣栧厛鏄痑ssertEquals
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 瀹冪殑鍑芥暟鍘熷瀷鏄痑ssertEquals([String message],expected,actual)鍏朵腑String message 鏄彲閫夌殑銆傝繖鏍峰氨姣旇緝娓呮鍟︼紝expected 鏄湡鏈涚殑鍊鹼紝鑰宎ctual鏄簨瀹炰笂榪愯鍚庡緱鍒扮殑鍊箋傚鏋滆繖涓や釜鍊煎惢鍚堬紝閭ｄ箞榪欎釜嫻嬭瘯灝遍氳繃浜?jiǎn)锛孍clipse閲岄潰浼?xì)鍑虹庮C竴涓?font style="BACKGROUND-COLOR: #ffffff" color="#008000">緇胯壊鐨勯暱鏉★紝鐪嬪埌瀹冩槸蹇?jī)鏃芳湠鎬″晩銆傚惁鍒欙紝闀挎潯灝辨槸綰㈣壊鐨勶紝灝辮鍘繪敼紼嬪簭鍟︺?br />
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 鎺ヤ笅鏉ヤ粙緇嶅叾瀹冨嚑涓柇璦銆?br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) assertNull([String message],java.lang.Object object聽(tīng))聽(tīng)榪欐槸鍒ゆ柇瀵硅薄鏄惁涓虹┖
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 鐩稿鐨?br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 榪樻湁涓涓細(xì)
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) assertNotNull([String message],java.lang.Object object)榪欐槸鍒ゆ柇瀵硅薄鏄惁涓嶄負(fù)絀?br />
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) assertSame([String message],expected,actual)鍒ゆ柇expected 鍜宎ctual寮曠敤鐨勬槸鍚︿負(fù)鍚屼竴涓璞?br />
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) assertTrue([String message],boolean condition)鍒ゆ柇鏉′歡鏄惁涓簍rue
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 褰撶劧榪樻湁assertFalse鍟?br />
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 鍙︿竴涓瘮杈冨彟綾葷殑鍑芥暟鏄痜ail([String message])鍏朵腑String message 鏄彲閫夌殑銆?br />聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 榪欎釜鏂█浼?xì)璁⿱箣璇曠珛鍗冲まp觸錛屼富瑕佺敤鍦ㄦ煇涓笉搴旇琚埌杈劇殑鍒嗘敮錛屾瘮濡傚湪涓涓鏈熷彂鐢熺殑寮傚父涔嬪悗銆?img src ="http://www.aygfsteel.com/clraychen/aggbug/52077.html" width = "1" height = "1" />
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聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)JUnit鏈夊閲嶈絳夌瓑灝變笉澶氳浜?jiǎn)锛屽鏋滀綘鎯虫帴瑙﹀畠锛孋ome on錛屼功涓婃湁涓畝鍗曠殑渚嬪瓙銆備笅闈㈡槸涓涓嫻嬭瘯鐨勪緥瀛愶細(xì)
public class Largest {
聽(tīng)聽(tīng)聽(tīng)聽(tīng) public static int largest(int[] list)
聽(tīng)聽(tīng)聽(tīng) {
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) int index, max = Integer.MAX_VALUE;
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)for(index=0;index<list.length錛?;index++){
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) if(list[index]>max)max=list[index];
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) }
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) return max;
聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng)聽(tīng) 聽(tīng)}
}
榪欐槸涓孌墊湁閿欒鐨勭▼搴忥紝鏄庣溂浜哄簲璇ヨ兘鐪嬪嚭鏉ワ紝浠ュ畠鏉ヨ鏄嶫Unit鐨勭敤娉曘?br />鎴戜嬌鐢ㄧ殑Eclipse 3.1 ,JDK鏄?.4.2鐗堟湰鐨勩?br />
鍦ㄦ宸ョ▼閲屾柊寤轟竴涓狫Unit Test Case錛圝Unit鍦ㄦ暣涓伐紼嬩腑鎵鍗犵殑浣嶇疆鍦ㄥ悗闈㈡湁璇存殏鏃跺氨闅忔剰浜?jiǎn)锛屽彲浠ユ攽譁ㄨ娴嫿E嬪簭鍚屼竴涓猵ackage鍐咃紝涔熷彲浠ラ噸鏂版柊寤轟竴涓猵ackage錛?br />
鍒氱敓鎴愮殑Test Case鏄涓嬭繖鏍風(fēng)殑
package com.test.ray;
import junit.framework.TestCase;
public class TestLargest extends TestCase {
}
鏍囪綰㈣壊鏄洜涓鴻繖鏄竴涓猼est case 涓瀹氳緇ф壙鐨勶紝鑰屼笂闈㈠紩鐢ㄨ繘鏉ョ殑junit.framework.TestCase鍖呭惈浜?jiǎn)涓涓猅estCase鐨勫叿浣撴鏋躲?br />
璺熸櫘閫氱殑綾諱竴鏍鳳紝瀹冮渶瑕佷竴涓瀯閫犲嚱鏁般?br />public TestLargest(String name)
聽(tīng){
聽(tīng)聽(tīng)super(name);
聽(tīng)}
鍏朵腑鐨刵ame鍒板簳鏄粈涔堬紝涓嬩竴綃囧啀璁層?br />鎺ヤ笅鏉ュ氨鍙互鍐欐祴璇曞嚱鏁頒簡(jiǎn)錛屽鏋滀綘鎯寵鑷繁鍐欑殑嫻嬭瘯鍑芥暟鑷姩琚紪璇戝櫒榪愯鐨勮瘽錛岃鍔″繀浠est浣滀負(fù)鏂規(guī)硶鍚嶇殑寮澶淬?br />public void testSimple()
聽(tīng){
聽(tīng)聽(tīng)assertEquals(9,Largest.largest(new int[]{7,8,9}));
聽(tīng)聽(tīng)assertEquals(-7,Largest.largest(new int[]{-8,-7,-9}));
聽(tīng)}
嫻嬭瘯鏂規(guī)硶浣撲竴鑸槸鏈夋柇璦緇勬垚鐨勶紙鍏充簬鏂█鐨勫唴瀹癸紝浠ュ悗鍐嶈錛夛紝絎竴涓柇璦涓昏鏄祴璇曡竟鐣岀殑錛屽彲浠ョ湅鍒?浣嶄簬鏁扮粍鐨勬渶鍚庯紝榪愯鍚庡彲浠ュ湪Eclipse閲岄潰鐪嬪埌涓涓孩鏉★紝浼?xì)鏈夌浉鍏崇殑閿欒淇℃伅銆?br />junit.framework.AssertionFailedError: expected:<9> but was:<2147483647>
聽(tīng)浠庢浣犲彲浠ュ垎鏋愬埌錛岀▼搴忎腑寰幆璇彞鍒ゆ柇鏉′歡搴旇鏄?font color="#ff0000">index<list.length,鍝堝搱錛?/font>涓涓敊璇壘鍒頒簡(jiǎn)銆?br />
鍙槸鏀硅繃涔嬪悗榪樻槸鏈夐敊
浠旂粏鐪嬬湅鈥︹?br />God錛?font color="#ff0000">max鐨勫垵濮嬪寲錛侊紒錛?br />鍙兘寰堝浜轟細(xì)鎯沖綋鐒跺湴鎶婂畠鏀規(guī)垚max錛?錛?br />璁╂垜浠湅鐪嬫帴涓嬫潵浼?xì)鍙戠敓浠涔堛?br />junit.framework.AssertionFailedError: expected:<-7> but was:<0>
鐭ラ亾涓轟粈涔堜簡(jiǎn)鍚楋紵濡傛灉鏁扮粍閲岄潰鏈夎礋鏁幫紝寰楀埌鐨勭粨鏋滃綋鐒舵槸0浜?jiǎn)銆?br />搴旇鏄繖鏍?font color="#ff0000">max錛滻nteger.MIN_VALUE;
嫻嬭瘯欏哄埄閫氳繃錛?br />
鍏跺疄榪欎釜紼嬪簭榪樻槸鏈夋紡媧炵殑錛屽氨鏄鏋滀紶鍏ョ殑鏁扮粍鏄竴涓┖鏁扮粍鐨勬儏鍐碉紝鍙互榪欐牱鏀瑰啓
public class Largest {
聽(tīng)public static int largest(int[] list)
聽(tīng){
聽(tīng)聽(tīng)int index, max = Integer.MIN_VALUE;
聽(tīng)聽(tīng)if(list.length==0){throw new RuntimeException("Empty list");}
聽(tīng)聽(tīng)for(index=0;index<list.length;index++)
聽(tīng)聽(tīng){
聽(tīng)聽(tīng)聽(tīng)if(list[index]>max)max=list[index];
聽(tīng)聽(tīng)}
聽(tīng)聽(tīng)return max;
聽(tīng)}
}
瀵瑰簲鐨凾est Case涔熸敼鍙樹(shù)竴涓?br />public class TestLargest extends TestCase {
聽(tīng)public TestLargest(String name)
聽(tīng){
聽(tīng)聽(tīng)super(name);
聽(tīng)}
聽(tīng)public void testSimple()
聽(tīng){
聽(tīng)聽(tīng)assertEquals(9,Largest.largest(new int[]{7,8,9}));
聽(tīng)聽(tīng)assertEquals(-7,Largest.largest(new int[]{-8,-7,-9}));
聽(tīng)}
聽(tīng)public void testEmpty()
聽(tīng){
聽(tīng)聽(tīng)try{
聽(tīng)聽(tīng)聽(tīng)Largest.largest(new int[]{});
聽(tīng)聽(tīng)聽(tīng)fail("lallal");
聽(tīng)聽(tīng)聽(tīng)}catch(RuntimeException e){System.out.println("cuo la!");}
聽(tīng)}
}
澧炲姞浜?jiǎn)涓涓祴璇曟暟緇勪負(fù)絀虹殑嫻嬭瘯鏂規(guī)硶錛屼粠Test Case涓嬮潰鐨凜onsole涓彲浠ョ煡閬揟est Case 宸茬粡鎹曡幏浜?jiǎn)杩欎釜寮傚父銆?br />
濂戒簡(jiǎn)錛屼粖澶╁氨鍐欏埌榪欓噷錛屼笅嬈℃湁鏇寸簿褰╃殑鍐呭鍝︺?br />
聽(tīng)
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