Snapchat Usability Testing

Use Case 01: Sign up

Test Plan ID TP_USABILITY_01a

Sign up as a new user.

Resource(s) Tahreem

Test Plan Priority 1

Requirement Type Functional

Pre Conditions User doesn’t have an account on snapchat.

Post Conditions New user account is created and user is logged in.

Testing Strategy Usability Testing using Nielson’s Heuristics Evaluation

Expected Result Signup successful and Main screen of snapchat is displayed.

Test Plan ID TP_USABILITY_01b

Description Sign up with already created user account.

Resource(s) Tahreem



Pre Conditions User has an account on snapchat.

Post Conditions Error displayed on signup screen.


Expected Result No successful signup. Error displayed. No new account is created


Description Sign up with invalid email.

Resource(s) Tahreem



Pre Conditions User doesn’t have an account on snapchat

Post Conditions Error displayed on signup screen.


Expected Result No successful signup. Error displayed. No new account is created

Use Case 02: Login/Logout


Description Logging in with already created username and password.

Resource(s) Tahreem



Pre Conditions User has an account

Post Conditions Main screen of snapchat must be displayed.


Expected Result Login is successful and Main page is displayed.


Description Logging in with invalid username and password.

Resource(s) Tahreem



Pre Conditions User doesn’t have and account

Post Conditions Error displayed to reenter password and username.


Expected Result Login is unsuccessful.

Test Plan ID TP_USABILITY_02c

Description Using “Forget your password” option.

Resource(s) Tahreem



Pre Conditions Don’t remember password.

Post Conditions Password restored.


Expected Result Options to choose how to restore password.

Test Plan ID TP_USABILITY_02d

Description Logging out.

Resource(s) Tahreem



Pre Conditions Already logged in.

Post Conditions Logged out.


Expected Result Launcher screen is displayed and user is logged out.

Use Case 03: Add Picture to Story


Description Click a picture.

Resource(s) Hina, Laraib



Pre Conditions User is logged in.

Post Conditions Captured bitmap must be displayed in the ImageView.


Expected Result A picture should be captured and displayed.


Description Add caption to picture.




Pre Conditions User must have already captured a picture.

Post Conditions TextView containing the caption must be set on top of ImageView.


Expected Result The caption must be displayed on the captured picture.


Description Add filter to picture.





Post Conditions Bitmap should reflect brightness, contrast, and hue of the filter.


Expected Result Picture should be displayed with the applied filter.


Description Set timer on picture.





Post Conditions Variable timer must be set with the specified value in the object

containing bitmap.


Expected Result Timer button should be updated with the specified time.

Test Plan ID TP_USABILITY_03e

Description Add picture to your story




Pre Conditions User must have already captured a picture, and set the timer on it.

Post Conditions Picture object must be uploaded to the database.


Expected Result Picture should be added to the user’s story.

Use Case 04: Add Video to Story


Description Make a video by long pressing the button.





Post Conditions Captured video must be played in the VideoView.


Expected Result A video should be captured and played.


Description Add caption to video.




Pre Conditions User must have already captured a video.

Post Conditions TextView containing the caption must be set on top of the VideoView.


Expected Result The caption must be displayed on the captured video.


Description Add filter to video.





Post Conditions Video should reflect brightness/contrast/hue/speedup filters.


Expected Result Video should be played with the applied filter.


Description Add video to your story





Post Conditions Video object must be uploaded to the database.


Expected Result Video should be added to the user’s story.

Use Case 05: Send Private Snaps to Friend(s)


Description Click a picture or take a video.




Pre Conditions User is logged in, and has friends on snapchat.

Post Conditions Captured bitmap must be displayed in the ImageView. In case of

video, it should play in the VideoView.


Expected Result A picture/video should be captured and displayed.


Description Add caption to video/picture.




Pre Conditions User must have already captured a video/picture.

Post Conditions TextView containing the caption must be set on top of

ImageView/VideoView.


Expected Result The caption must be displayed on the captured video/picture.


Description Add filter to video/picture.




Pre Conditions User must have already captured a video/picture.

Post Conditions Video/Bitmap should reflect brightness/contrast/hue/speedup filter.


Expected Result Video/Picture should be displayed with the applied filter.


Description Set timer on picture.





Post Conditions Variable timer must be set with the specified value in the object

containing bitmap.


Expected Result Timer button should be updated with the specified time.


Description Send video/picture to friend(s) by selecting them from contacts.




Pre Conditions User must have already captured a video/picture, and set his

preferences on it.

Post Conditions Video/Picture object must be uploaded to the database, and shared

with specified friends.


Expected Result Video/Picture should be sent to friend(s).

Use Case 06: View Your Story


Description Swipe in from the right side on the main page of the application.





Post Conditions Stories from last 24 hours will be fetched from the database.


Expected Result User is able to view thumbnails of different stories in a list.


Description Click on ‘My Story’ to view snaps from the last 24 hours.




Pre Conditions User is logged in, and has previously posted something.

Post Conditions User’s story from last 24 hours will be displayed in ImageView.


Expected Result User is able to view his story.

Use Case 07: Download Your Story






Pre Conditions User has posted a story.





Description Click on settings option placed on right end of ‘My Story’ list item to

view the download button.




Pre Conditions User has previously posted something.

Post Conditions Download button must be appended to ‘My Story’ list item.


Expected Result Download button is visible to the user.


Description Click on the newly visible download button.





Post Conditions User’s story will be downloaded to phone’s internal memory or SD

card.


Expected Result User is able to view downloaded story in his gallery.

Use Case 08: Delete Snaps from Your Story






Pre Conditions User has posted a story.





Description Click on ‘My Story’ to view it, and swipe up the arrow on bottom of

the picture/video you want to delete.




Pre Conditions User is viewing his story.

Post Conditions Delete button must be appended to panel appearing on the current

picture/video.


Expected Result Delete button is visible to the user.


Description Click on the newly visible delete button.





Post Conditions User’s story will be updated in the database to exclude the deleted

picture/video.


Expected Result User is able to view his updated story.

Use Case 09: View Your Friends’ Stories











Description Click on friend’s name to view their story of the last 24 hours.




Pre Conditions User has friends on snapchat, who have posted something there.

Post Conditions Friend’s story from last 24 hours will be displayed in ImageView.


Expected Result User is able to view his friend’s story.

Use Case 10: Start Chat on Snap in Friend(s)’s StoryTest Plan ID TP_USABILITY_10a










Description Click on friend’s name to view their story of the last 24 hours.




Pre Conditions User has friends on snapchat, who have posted something there.

Post Conditions Friend’s story from last 24 hours will be displayed in ImageView.


Expected Result User is able to view his friend’s story.


Description Click on friend(s)’s story to view it, and swipe up the arrow on bottom

of the picture/video you want to start a chat on.




Pre Conditions User is viewing a friend’s story.

Post Conditions Keyboard and a text field must appear on screen.


Expected Result User is able to view a text field and keyboard on screen.


Description Type your comment about the picture/video and send it to your friend.




Pre Conditions User is viewing friend’s story.

Post Conditions Comment must be appended to the picture/video object in friend’s

story.


Expected Result Comment must be sent to friend.

Use Case 11: View Private SnapsTest Plan ID TP_USABILITY_11a

Description Swipe in from the left side on the main page of the application.

Resource(s) Sarah



Pre Conditions User is logged in

Post Conditions Private snaps will be fetched from database


Expected Result User is able to view thumbnails of private snaps in a list


Description Click on the thumbnail of private snap

Resource(s) Sarah



Pre Conditions User has friends on snapchat who have sent him private snaps

Post Conditions Private snap will load up


Expected Result User is able to view the private snap


Description Click on the thumbnail of private snap again

Resource(s) Sarah



Pre Conditions User has loaded the private snap

Post Conditions User is able to view and reply to the private snap


Expected Result User is able to view and reply to the private snap

Use Case 12: Reply to Private Snap


Description Double click the thumbnail of private snap

Resource(s) Sarah



Pre Conditions User has viewed the private snap

Post Conditions Pass intent to camera


Expected Result Camera appears so user is able to click a snap


Description Click a snap and press send (arrow) button

Resource(s) Sarah



Pre Conditions User has viewed the private snap

Post Conditions Image is stored in database


Expected Result Snap is sent to friend

Use Case 13: Make Private Video CallTest Plan ID TP_USABILITY_13a


Resource(s) Sarah



Pre Conditions User is logged in and has friends on snapchat

Post Conditions Friends’ names are appended in the list view


Expected Result User is able to view names of friends in a list


Description Swipe right the friend’s name

Resource(s) Sarah



Pre Conditions User has friends on snapchat

Post Conditions A panel containing action buttons is visible at the bottom of screen


Expected Result User is able to see the video camera icon at the bottom


Description Press the video camera button

Resource(s) Sarah



Pre Conditions User is in the private chat activity

Post Conditions Text view showing the status of video call must appear


Expected Result User is notified about the status of video call


Description Friend of user accepts the video call

Resource(s) Sarah



Pre Conditions Friend of user gets the notification about video call

Post Conditions Friend and user are able to view each other’s video on screen


Expected Result Video call is established

Use Case 14: Send Picture to Friend from GalleryTest Plan ID TP_USABILITY_14a


Resource(s) Sarah



Pre Conditions User is logged in and has friends on snapchat

Post Conditions Friends are appended in the listview


Expected Result User is able to view names of friends in a list


Description Swipe right the friend’s name

Resource(s) Sarah



Pre Conditions User has friends on snapchat

Post Conditions User can see the gallery icon at the bottom in the panel of action

buttons


Expected Result User is able to see the gallery icon at the bottom


Description Tap the gallery icon

Resource(s) Sarah



Pre Conditions User has friends on snapchat and access to gallery of his phone

Post Conditions Intent has passed to gallery widget


Expected Result User is able to view the pictures in gallery widget


Description Select the picture thumbnail from gallery widget

Resource(s) Sarah



Pre Conditions User is on private chat screen and has access to gallery

Post Conditions Send button must appear at the bottom right of screen


Expected Result User is able to select the picture he/she wants to send to his/her friend


Description Tap send button

Resource(s) Sarah



Pre Conditions User has selected the picture to send

Post Conditions Picture is stored in database and appears on image view inside list

view


Expected Result User is able to send the selected picture to his/her friend

Use Case 15: Change Settings


Description Tap the ghost icon at the main screen

Resource(s) Sarah



Pre Conditions User is logged in

Post Conditions Screen with settings icon at the top right corner must appear


Expected Result User is able to view the settings icon


Description Tap the settings icon

Resource(s) Sarah



Pre Conditions User is on the main screen slide bar

Post Conditions Intent is passed to the settings activity


Expected Result User is able to view all the settings


Description User taps on setting he wants to change

Resource(s) Sarah



Pre Conditions User is in the settings page

Post Conditions Intent is passed to the activity to change the setting


Expected Result User is able to change the setting


Description User changes the setting

Resource(s) Sarah



Pre Conditions User is on the setting page that he wants to change

Post Conditions Save Button must appear


Expected Result User is able to save the changed setting


Description User taps the save button

Resource(s) Sarah



Pre Conditions User has changed the setting

Post Conditions Changed setting is stored in database and updated setting appears on

the settings activity


Expected Result User is able to view the changes

Use Case 16: Change Password


Description User need to change password.

Resource(s) Tahreem




Post Conditions Password changed


Expected Result New password is replaced with previous password.

Use Case 17: Add a new friend


Description Add friend by username

Resource(s) Tahreem



Pre Conditions Friend with that username not in friend list.

Post Conditions Friend added to group.


Expected Result New friend with username mentioned is added group.


Description Add friend from address book

Resource(s) Tahreem



Pre Conditions Friend Number in address book



Expected Result New friend is added to group.


Description Add friend using “nearby”option

Resource(s) Tahreem



Pre Conditions Location is enabled. Friend is near you.



Expected Result List of people located Nearby to add to friends group.


Description Add friend using Snapcode Picture.

Resource(s) Tahreem



Pre Conditions Picture with Snapcode in the gallery.

Post Conditions Picture is scanned and Friends username is detected to be added.


Expected Result Friend added to group.


Description Add friend by sharing your username

Resource(s) Tahreem



Pre Conditions Already have a username.

Post Conditions Options displayed of apps through which one can share.


Expected Result Username shared to friend.

Use Case 18: Navigation


Description View Public snaps by right swipe.

Resource(s) Tahreem



Pre Conditions User already on Main(snap) screen

Post Conditions Public snaps dashboard is displayed.


Expected Result Public snaps dashboard is displayed.


Description View Public snaps by left swipe.

Resource(s) Tahreem



Pre Conditions User already on Main(snap) screen

Post Conditions Private snaps dashboard is displayed.


Expected Result Private snaps dashboard is displayed.

Snapchat Usability Testing

Software

Transcript of Snapchat Usability Testing