2. Yêu cầu

1. Sơ đồ ca sử dụng

2. Các chức năng và kịch bản

     Feature: Admin add a video
       As a admin
       I want to add a video
       In order to attracted many viewers    

       Scenario: Admin
           Given I am on "/admin"
           Then I should see "Thêm mới"
           And I should see "Danh sách"
           When I follow "Thêm mới"
           Then I should be on "admin/Videos/AddVideo"


       Scenario: Add completed    
           Given I am on "admin/Videos/AddVideo"
           When I fill in "name" with "We dont talk anymore"
           And I fill in "source" with "https://api.unblockvideos.com/youtube_downloader?id=37Z_bIqIWpg&selector=mp4&redirect=true"
           And I fill in "image" with "http://i.imgur.com/iUorXiU.jpg?2"
           And I fill in "eng" with "subtitles/we_dont_talk_anymore_eng.vtt"
           And I fill in "vi" with "subtitles/we_dont_talk_anymore_vi.vtt"
           When I press "Thêm mới video"
           And I go to "admin/Videos/ListVideos"
           Then I should see "We dont talk anymore"

       Scenario: Add failed
           Given I am on "admin/Videos/AddVideo"
           When I fill in "name" with "Try"
           And I fill in "source" with "https://api.unblockvideos.com/youtube_downloader?id=37Z_bIqIWpg&selector=mp4&redirect=true"
           And I fill in "image" with "http://i.imgur.com/iUorXiU.jpg?2"
           And I fill in "eng" with "subtitles/we_dont_talk_anymore_eng.vtt"
           And I fill in "vi" with "subtitles/we_dont_talk_anymore_vi.vtt"
           When I press "Thêm mới video"
           And I go to "admin/Videos/ListVideos"
           Then I should not see "Try"

   Feature: Admin delete a video
       As a admin
       I want to delete a video
       In order to manage video list

       Scenario: Delete a video
           Given I am on "admin/Videos/ListVideos"
           When I follow "Delete"
           Then I should not see "A thousand year"

   Feature: View list video from admin
       As a admin
       I want to view list video
       In order to manage video list

           Scenario: view list video
               Given I am on "/admin"
               Then I should see "Thêm mới"
               And I should see "Danh sách"
               When I follow "Danh sách"
               Then I should see "A thousand years"


   Feature: Back home
       As a user
       I want to back home
       In order to convenient for use

           Scenario: back home
               Given I am on "/video/3"
               When I follow "20GG"
               Then I should be on "/"


   Feature: View list Video
       As a user
       I want to view list of most viewed
       In order to convenient for find a good video

           Scenario: view list video
               Given I am on the homepage
               Then I should see "Top xem nhiều"


   Feature: View a video
       As a user
       I want to view a video
       In order to view content of a video

           Scenario: view a video
               Given I am on the homepage
               When I follow "A thousand years"
               Then I should be on "/video/3"


   Feature: View list Video
       As a user
       I want to view list video
       In order to select a video

           Scenario: view list video
               Given I am on the homepage
               Then I should see "A thousand years"
               And I should see "We dont talk anymore"
               And I should see "Just give me a resson"


   Feature: Play a video
       As a user
       I want to watch a video
       In order to study English

           Scenario: play a video
               Given I am on "/video/3"
               When I click "play"
               Then I can watch the video

           Scenario: Change subtitle
               Given I am on "/video/3"
               When I check "English (en)" from "transcript-video"
               Then I should see "Heart beats fast"
               But I check "Viet Nam (vi)" from "transcript-video"
               Then I should see "Tim đập rộn ràng"

           Scenario: Go to
               Given I am on "/video/3"
               When I click "Heart beats fast"
               Then the video go to "0:20"

3. Yêu cầu chất lượng

• Tính khả dụng: Trang web đơn giản, thân thiện, giúp người dùng dễ sử dụng, người dùng có thể sử dụng ngay trong lần đầu tiên truy cập trang web.

• Hiệu năng: Tốc độ tải video cao, hoàn thành tải trang web dưới 5s với mạng có tốc độ 1MB/s. Xem video không bị chậm. Phục vụ nhiều người sử dụng cùng lúc