VideoPlaybackBugs

Beta IDE v2024.400.0.532   Beta Runtime v2024.400.0.551

I. Android, iOS
    1. Open either A or B
    2. Wait for playback to begin
    3. Observe that the "video_start" event occurs
    4. Click "Close"
    5. Wait for playback to finish
    6. Observe that the "video_end" event does not occur
    Expected: "video_end" event occurs when playback finishes in any situation, including via video_close()



II. Android
    1. Open either A or B
    2. Wait for playback to begin
    3. Without waiting for playback to finish, open the other video
    4. Observe that video playback proceeds for the other video
    Expected: Consistency with other platforms such that
    - Playback of the new video is prevented
    - "Please close video player before attempting to play a new one" appears in the debug log



III. Android
    1. Open either A or B
    2. Wait for playback to begin
    3. Without waiting for playback to finish, open the same video
    4. Observe that the video is replayed
    Expected: Consistency with other platforms such that
    - Playback of the new video is prevented
    - "Please close video player before attempting to play a new one" appears in the debug log



IV. iOS
    Reproduction rate: 20%, tested on an iPhone XR
    1. Open A
    2. Click "Close"
    3. Wait for a maximum of 2 seconds
    4. Open B
    5. Observe that the "video_start" event doesn't occur and no video playback is started
    Expected: Video playback should proceed even if video_open() is called soon after closing the previous video



V. iOS
    1. Open either A or B
    2. Wait for playback to begin
    3. Click either "Open A" or "Open B" again
    4. Observe that playback stops
    5. Observe that "Please close video player before attempting to play a new one" doesn't appear in the debug log
    6. Click either "Open A" or "Open B" again
    7. Observe that the app crashes without error message
    Expected:
    - Calling video_play() twice in a row does not stop playback
    - Calling video_play() twice in a row reports the same error message as on other platforms
    - Calling video_play() three times in a row does not crash the app



VI. iOS
    Reproduction rate: 60%, tested on an iPhone XR
    1. Open either A or B
    2. Click "Close"
    3. Wait for a maximum of 2 seconds
    4. Open either A or B
    5. Observe that video playback flickers
    6. Repeat opening and closing videos until the issue is observed
    Expected: Video playback should not flicker if even another video was recently closed



VII. iOS
    Reproduction rate: Once, tested on an iPhone XR
    1. Open B
    2. Click "Pause"
    4. Observe that a flicker occurs when playback is paused
    Expected: Pausing does not cause video playback to flicker



VIII. iOS
    Reproduction rate: Twice, tested on an iPhone XR
    1. Open A
    2. Observe that it takes multiple seconds to open the video
    3. Wait for playback to end
    4. Observe that looping isn't smooth and there is a substantial delay between loops
    Expected: Looping on iOS is smooth in all cases



IX. Windows, iOS
    1. Open either A or B
    2. Click "Pause" twice
    3. Click "Resume"
    5. Observe that the video doesn't resume
    Expected: Videos can be resumed despite multiple video_pause() being executed in a row



X. Windows
    1. Open either A or B
    2. Click "Pause" twice
    4. Click "Close"
    5. Observe that the video doesn't close
    Expected: Videos can be closed despite multiple video_pause() being executed in a row