一起來跑 TDD，直到完成 User Story 為止

by LINE Developers Taiwan

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⼀起來跑 TDD，直到完成 User Story 為⽌

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Brandon Lu LINE TECH FRESH Software Engineer Intern Software Engineer Architecture Research Intern Software Engineer Intern Backend Engineer Intern @LINE @CeranaStudio @Sunbird @Advantech @iStaging SBS + GLC

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01 02 03 04 ATDD 如何補⾜ TDD？ ATDD 如何溝通需求？ ATDD 如何檢驗需求有被達成？ What is TDD？ 05 總結 CONTENT

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SECTION 01 What is TDD？

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Write a failing test What is TDD? Test Driven Development

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Write a failing test What is TDD? Pass the test Test Driven Development

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Write a failing test What is TDD? Pass the test Refactor Test Driven Development

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Write a failing test Pass the test Refactor Think first More testable code Code Quality UP! Confident to deliver/refactor Test Driven Development What is TDD?

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Why don’t you run TDD?

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Why don’t you run TDD? Self-discipline

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Why don’t you run TDD? Self-discipline What to test? What are the test cases?

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SECTION 02 來看看 ATDD 如何補⾜ TDD？ Meet ATDD What to test? What are the test cases?

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Meet ATDD What to test? What are the test cases? Spec By Example User Story

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Meet ATDD What to test? What are the test cases? A C 1 A C 2 A C * N Spec By Example User Story

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Meet ATDD What to test? What are the test cases? User Story AC 1 AC 2 AC *N Spec By Example Acceptance Criteria

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Meet ATDD What to test? What are the test cases? User Story AC 1 AC 2 AC *N Spec By Example TDD TDD TDD

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Meet ATDD User Story Acceptance Criteria Spec By Example What to test? What are the test cases? Pain Points of TDD Simplified ATDD Process

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SECTION 03 User Story + Spec By Example ATDD 如何溝通需求？ User Story Acceptance Criteria Spec By Example

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User Story User Story Acceptance Criteria Spec By Example

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User Story User Story Acceptance Criteria Spec By Example As a ＿＿, I want to ＿＿, so that ＿＿.

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User Story User Story Acceptance Criteria Spec By Example 房屋篩選 As a ＿＿, I want to ＿＿, so that ＿＿.

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User Story As a ＿＿, I want to ＿＿, so that ＿＿. As a ⼀名租屋族 User Story Acceptance Criteria Spec By Example I want to 篩選符合理想條件的房⼦ so that 快速找到符合我預算和需求的租房選擇，減少尋找房源的時間和精⼒

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Spec By Example User Story Acceptance Criteria Spec By Example I want to 篩選符合理想條件的房⼦什麼是理想條件？⽤例⼦進⾏溝通

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Spec By Example User Story Acceptance Criteria Spec By Example I want to 篩選符合理想條件的房⼦什麼是理想條件？租⾦、地區、交通⽤例⼦進⾏溝通

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Spec By Example User Story Acceptance Criteria Spec By Example 租⾦、地區、交通租⾦的範圍是多少？可以舉例嗎？⽤例⼦進⾏溝通

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Spec By Example User Story Acceptance Criteria Spec By Example 租⾦的範圍是多少？可以舉例嗎？⽤例⼦進⾏溝通租⾦、地區、交通有效輸入：$0 ~ $999,999,999 無效輸入：< $0, > $999,999,999 邊緣輸入：$0, $999,999,999

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SECTION 04 驗收標準 Acceptance Criteria ATDD 如何檢驗需求有被達成？ User Story Acceptance Criteria Spec By Example

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I want to 篩選符合理想條件的房⼦租⾦條件 … … 驗收標準 Acceptance Criteria User Story Acceptance Criteria Spec By Example 有效輸入：$0 ~ $999,999,999 無效輸入：< $0, > $999,999,999 邊緣輸入：$0, $999,999,999 User Story 實例化需求

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I want to 篩選符合理想條件的房⼦租⾦條件 … … 驗收標準 Acceptance Criteria User Story Acceptance Criteria Spec By Example 有效輸入：$0 ~ $999,999,999 無效輸入：< $0, > $999,999,999 邊緣輸入：$0, $999,999,999 AC 001: 系統應根據使⽤者指定的預算範圍顯⽰房源列表 User Story 實例化需求

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租⾦條件驗收標準 Acceptance Criteria User Story Acceptance Criteria Spec By Example 有效輸入：$0 ~ $999,999,999 Given 系統應根據使⽤者指定的預算範圍顯⽰房源列表

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租⾦條件驗收標準 Acceptance Criteria User Story Acceptance Criteria Spec By Example 有效輸入：$0 ~ $999,999,999 Given When 使⽤者查詢資料系統應根據使⽤者指定的預算範圍顯⽰房源列表

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租⾦條件驗收標準 Acceptance Criteria User Story Acceptance Criteria Spec By Example 有效輸入：$0 ~ $999,999,999 Given When 使⽤者查詢資料 Then 預期得到房屋列表系統應根據使⽤者指定的預算範圍顯⽰房源列表

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租⾦條件驗收標準 Acceptance Criteria User Story Acceptance Criteria Spec By Example 有效輸入：$0 ~ $999,999,999 無效輸入：< $0, > $999,999,999 邊緣輸入：$0, $999,999,999 Given When 使⽤者查詢資料 Then 預期得到房屋列表系統應根據使⽤者指定的預算範圍顯⽰房源列表

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租⾦條件驗收標準 Acceptance Criteria User Story Acceptance Criteria Spec By Example 有效輸入：$0 ~ $999,999,999 無效輸入：< $0, > $999,999,999 邊緣輸入：$0, $999,999,999 Given When 使⽤者查詢資料 Then 錯誤處理系統應根據使⽤者指定的預算範圍顯⽰房源列表

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租⾦條件驗收標準 Acceptance Criteria User Story Acceptance Criteria Spec By Example 有效輸入：$0 ~ $999,999,999 無效輸入：< $0, > $999,999,999 邊緣輸入：$0, $999,999,999 Given When 使⽤者查詢資料 Then [房屋列表] or [錯誤處理] 系統應根據使⽤者指定的預算範圍顯⽰房源列表

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SECTION 05 來帶點東⻄回家吧 Summary User Story Acceptance Criteria Spec By Example

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Meet ATDD User Story Acceptance Criteria Spec By Example Pain Points of TDD Simplified ATDD Process What to test? What are the test cases?

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Meet ATDD Spec By Example User Story As a ＿＿, I want to ＿＿, so that ＿＿.