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Use Cases

Lily(Zhi) Li edited this page Feb 16, 2017 · 45 revisions

UC 01.01

Item Description
Title Add Mood Event
Primary Actor User
Goal Add a mood event for the user
Trigger Click on add mood event button
Precondition Want to record a mood event
Postcondition Mood event added and shows the date and time, a required emotional state, optional trigger, and optional social situation. Emotional states has been chosen(anger, confusion, disgust, fear, happiness, sadness, shame, and surprise).
Basic Flow
  1. System start a new activity which allows user to input text, add pic, choose mood state, social situation, trigger and location.
  2. User input text
  3. User add picture
  4. User click on the pull down menu
  5. System shows the items in the pull down menu for user to choose
  6. User choose a mood state given by the system
  7. User click on the Social Situation pull down menu
  8. System shows the social situation for user to choose
  9. User choose a social situation
  10. User input the trigger
  11. User click on the Location
  12. System switch to a new activity which shows the map and the current location of the user
  13. User choose to use the current location or to change the location
  14. System save the location
  15. User click on the ‘check’ button on the top right corner
  16. System change the activity to the main activity and shows the current mood event of the user
Exceptions
  • Can’t add mood event
  • The size of picture exceeds the limit
Related Use Cases UC 02.01.01 & UC 02.02.01 & UC 02.03.01 & UC 02.04.01
Related User Stories US 01.01.01 & US 01.01.02 & US 02.04.01
Test Cases

UC 01.02

Item Description
Title Delete Mood Event
Primary Actor User
Goal Delete a mood event for the user
Trigger Click on delete event button
Precondition Want to delete the mood event
Postcondition Selected mood will be removed from the Mood History list.
Basic Flow
  1. The delete button of a selected mood is pressed in the Main page or View Details page
  2. The selected mood will be removed from Mood History List
  3. Refresh the Mood History List
Exceptions
  • The mood doesn’t belong to the user, cannot be deleted
Related Use Cases UC 01.04
Related User Stories US 01.06.01
Test Cases

UC 01.03

Item Description
Title Edit Mood Event
Primary Actor User
Goal Edit the details of a given mood event of mine
Trigger Click the menu and select the edit
Precondition User wants to edit one of his/her own post
Postcondition The selected moods are available to change and save on Mood History.
Basic Flow
  1. Clicked the menu button at the right top corner
  2. Go to the add_activity
  3. The posted text and picture will be sent to this activity and show on the screen
  4. Users are available to change the picture and posted information
  5. Update the changed data to the Mood History List
  6. Refresh the Mood History List
Exceptions
  • If the mood doesn’t belong to the user, cannot be edited
Related Use Cases UC 01.01 & UC 01.04
Related User Stories US 01.05.01
Test Cases

UC 01.04

Item Description
Title View Mood Event
Primary Actor User
Goal View the details of a given mood event of mine
Trigger Press the Mood which the user want to view.
Precondition The user wants to view the details and the mood exits.
Postcondition The details/attributes of a mood will be shown in a new page.
Basic Flow
  1. The mood is selected in the Main page
  2. The available details will be shown in a new page
Exceptions
    Related Use Cases
    Related User Stories US 01.04.01
    Test Cases

    UC 01.05

    Item Description
    Title View all mood history list
    Primary Actor User
    Goal View all mood history list (include mine and followers)
    Trigger Click home button
    Precondition User want to see all mood history about list himself/herself and his/her follower(s)
    Postcondition User see the all mood history list
    Basic Flow
    1. User clicked the home button in the main menu
    2. System shows mood history list includes User and followers
    Exceptions
    Related Use Cases UC 01.01 & UC 01.02 & UC 01.03 & UC 01.04 & UC 04.01
    Related User Stories US 01.02.01 & US 01.03.01 & US 01.05.01 & US 01.06.01
    Test Cases

    UC 02.01

    Item Description
    Title Add textual explanation
    Primary Actor User
    Goal Add textual explanation to explain the mood
    Trigger Click on the input box
    Precondition The input box is blank
    Postcondition Shows the input of the user
    Basic Flow
    1. User click on the text box
    2. User input text(20 characters or 3 words)
    3. System store the text in the database
    Exceptions
    • Text too long
    Related Use Cases UC 01.01
    Related User Stories US 01.01.01
    Test Cases

    UC 02.02

    Item Description
    Title Add photo
    Primary Actor User
    Goal Add a picture to express the reason why for a mood event
    Trigger Click on add picture button
    Precondition There is no picture in the activity
    Postcondition A picture added for the user
    Basic Flow
    1. User click on the add picture button
    2. System open the photograph album
    3. User choose a photo
    4. System check the size of the photo, raise an exception if the size is too large
    5. System shows the picture in the add activity
    Exceptions
    • Photo size larger than 65536 bytes
    Related Use Cases UC 01.01.01
    Related User Stories US 02.02.01 & US 02.03.01
    Test Cases

    UC 02.03

    Item Description
    Title Add social situation
    Primary Actor User
    Goal Add a social situation for the user
    Trigger Click on the pull down menu of Social Situation
    Precondition The social situation is blank
    Postcondition The social situation is chosen by the user
    Basic Flow
    1. User click on the pull down menu of Social Situation
    2. System stores the social situation of the user into the database
    Exceptions
    • The social situation is unselected
    Related Use Cases UC 01.01
    Related User Stories US 02.04.01
    Test Cases

    UC 03.01

    Item Description
    Title Sign up
    Primary Actor User
    Goal Add new account for user
    Trigger Click sign up
    Precondition new user or exist user who want a new account
    Postcondition get a new account with unique username
    Basic Flow
    1. System prompt “No account yet? Create one
    2. User clicks the link of “No account yet? Create one”
    3. System shows the EditText Username
    4. User type in his/her unique username
    5. User clicks sign up button
    Exceptions
    • the Username which User sign up is used by other user
    Related Use Cases
    Related User Stories US 03.01.01
    Test Cases

    UC 03.02

    Item Description
    Title Sign in
    Primary Actor User
    Goal Sign in the user’s account
    Trigger Click the sign in button
    Precondition User already had a account
    Postcondition sign in the account of user
    Basic Flow
    1. System shows the EditText where user enter the username
    2. User enter the username
    3. System check the username show all the user’s data in next screen
    Exceptions
    • Can’t find the username
    Related Use Cases
    Related User Stories US 03.01.01
    Test Cases UC
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