測(cè)試驅(qū)動(dòng)開發(fā)

1、測(cè)試驅(qū)動(dòng)開發(fā)Test-driven development想到了什么.軟件質(zhì)量外部質(zhì)量?jī)?nèi)部質(zhì)量設(shè)計(jì)開發(fā)有效率TDD是什么涉及UI的測(cè)試功能測(cè)試單元測(cè)試TDD是什么與極限編程提出的測(cè)試先行有關(guān)聯(lián)是一種軟件研發(fā)過程，開發(fā)風(fēng)格可以做到簡(jiǎn)單設(shè)計(jì)、增強(qiáng)信心TDD-軟件開發(fā)過程增加一個(gè)測(cè)試運(yùn)行所有的測(cè)試，觀察新建的測(cè)試是失敗的針對(duì)新建測(cè)試寫實(shí)現(xiàn)代碼運(yùn)行所有的測(cè)試成功重構(gòu)代碼TDD涉及的概念test doubledummyfakestubmock一個(gè)測(cè)試依據(jù)一份訂單，出貨威士忌產(chǎn)品 訂單包含一種產(chǎn)品和這個(gè)產(chǎn)品的出貨數(shù)量，倉(cāng)庫有不同的產(chǎn)品庫存。如倉(cāng)庫中有足夠的產(chǎn)品則出貨，該產(chǎn)品在倉(cāng)庫中的總量減少出貨數(shù)；如倉(cāng)庫

2、中沒有足夠的產(chǎn)品，該產(chǎn)品不出貨。訂單 order；倉(cāng)庫 warehouse；產(chǎn)品 product；產(chǎn)品清單 inventorypublic class OrderStateTest private static String TALISKER = “Talisker”;private static String HIGHLAND_PARK = Highland Park;private Warehouse warehouse = new WarehouseImpl();protected void setUp() warehouse.add(TALISKER, 50);warehouse.ad

3、d(HIGHLAND_PARK, 25);public void testOrderIsFilledIfEnoughInWarehouse() Order order = new Order(TALISKER, 50);order.fill(warehouse);assertTrue(order.isFilled();assertTrue(0, warehouse.getInventory(TALISKER);public void testOrderDoesNotRemoveIfNotEnough() Order order = new Order(TALISKER, 51);order.f

4、ill(warehouse);assertFalse(order.isFilled();assertEquals(50, warehouse.getInventory(TALISKER);裝配-SETUPprotected void setUp() warehouse.add(TALISKER, 50);warehouse.add(HIGHLAND_PARK, 25);Order order = new Order(TALISKER, 50);Order order = new Order(TALISKER, 51);執(zhí)行-EXCUTIONorder.fill(warehouse);驗(yàn)證-VA

5、LIDATIONassertTrue(order.isFilled();assertTrue(0, warehouse.getInventory(TALISKER);assertFalse(order.isFilled();assertEquals(50, warehouse.getInventory(TALISKER);清理-CLEANUP這個(gè)示例中，沒有顯示地恢復(fù)測(cè)試前狀態(tài)。由垃圾回收器回收對(duì)象，恢復(fù)測(cè)試前狀態(tài)public class OrderStateTest private static String TALISKER = “Talisker”;private static Stri

6、ng HIGHLAND_PARK = Highland Park;private Warehouse warehouse = new WarehouseImpl();protected void setUp() warehouse.add(TALISKER, 50);warehouse.add(HIGHLAND_PARK, 25);public void testOrderIsFilledIfEnoughInWarehouse() Order order = new Order(TALISKER, 50);order.fill(warehouse);assertTrue(order.isFil

7、led();assertTrue(0, warehouse.getInventory(TALISKER);public void testOrderDoesNotRemoveIfNotEnough() Order order = new Order(TALISKER, 51);order.fill(warehouse);assertFalse(order.isFilled();assertEquals(50, warehouse.getInventory(TALISKER);參考資料Test-driven development/wiki/Test-driven_development測(cè)試驅(qū)動(dòng)開發(fā)英文名稱：Test-Driven Development by Example作者：Ken