Releases/Firefox 37/Test Plan/Beta/RC2

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«  Firefox 37 RC 1 | Firefox 37 RC 2 | Firefox 38 Beta 1  »

Firefox 37 RC (build 2) Test Plan

QE recommendation regarding the quality of the build

Recommendation based on results from manual testing GOOD FOR RELEASE

Risks with this Beta and ways to mitigate them through testing

  • 1. Video/Audio
    • Additional fix landed in RC build 2 (
    • Testing to ensure that YouTube playback works without major regressions
    • Will be covered by Sanity testing on the YouTube default player
  • 2. Web Compatibility
    • Testing to ensure that the most common web sites work without issues
    • Will be covered by Sanity testing


See the Feature Release Tracking wiki for a general overview

Feature Owner Status Details Test Plan
New Search Petruta Rasa [ON TRACK] Follow up on additional fixes for the New Search entered in Firefox 34 - NO final QA sign-off -
In-content preferences Camelia Badau DROPPED FROM 37 No more work required Test Plan
Flash Protected Mode disabling Andrei Vaida DROPPED FROM 37 No more work required -
EME Bogdan Maris DROPPED FROM 37 No more work required -
MSE for YoutTube Bogdan Maris [ON TRACK] Constantly monitoring for new issues and Verification of important fixes - NO final QA sign-off -


Bug Summary

  • New bugs
Full Query
ID Summary Status Resolution
1148377 [Youtube][HTML5] Video no longer works when seeking after an ad is played at the end RESOLVED INVALID

1 Total; 0 Open (0%); 1 Resolved (100%); 0 Verified (0%);

  • New bugs to this Beta
  • Known Issues
Full Query
ID Summary Status Resolution
827042 [Regression Firefox v17 -> v18] Flash video stop playing if the context menu is visible RESOLVED WONTFIX
947079 Passive mixed content indicator (grey triangle) shows up on full HTTPS sites that have no mixed content RESOLVED FIXED
1069940 Intermittent browser_600545.js | uncaught exception - NS_ERROR_XPC_BAD_CONVERT_NATIVE: at :0 RESOLVED WORKSFORME
1096357 "Unable to run script because scripts are blocked internally" JS error appear in browser console while browsing facebook and youtube on MacOS RESOLVED INCOMPLETE
1138967 Playing 4K YouTube HTML5 MSE videos seriously slows down the browser RESOLVED FIXED
1142992 Youtube video stops after some minutes (with 1080p) RESOLVED WORKSFORME
1143988 Make YouTube 360° videos work well RESOLVED WORKSFORME

7 Total; 0 Open (0%); 7 Resolved (100%); 0 Verified (0%);

Regression Tests

  • Tests are run from a Full Regression set, created before Beta 2, to cover areas most affected by fixes in current Beta (Firefox 37)
  • Regression tests are run over the interval Beta 2 -> Release
  • Tests to run for each Beta are picked to cover areas most affected by fixes since previous Beta (if there are no such areas, tests are picked randomly from the Full Beta Regression set).
  • Tests are available in Mozilla Moztrap.
  • In case of failure in any regression tests, bugs need to be raised ASAP before proceeding to the exploratory testing.

Regression tests:

  • Executed (in previous beta builds)
    • [PASS] Open and Print Common File Formats
    • [FAIL] Customize toolbars
    • [FAIL] Play WebGL games
    • [FAIL] Play WebGL animations
    • [PASS] Breakpad End-to-End Functionality
    • [FAIL] Desktop Firefox Web Compatibility
    • [FAIL] Play different video formats
    • [FAIL] Play various audio formats
    • [FAIL] Desktop Firefox Add-on Compatibility
    • [FAIL] Browsing secure sites
    • [FAIL] Show PDF
    • [FAIL] Desktop Firefox Plugin Compatibility
    • [PASS] Mac OSX Signing Verification
    • [PASS] Verify update applies with root owned files
    • [PASS] Mac OSX 32-bit Mode
    • [PASS] Firefox scrolling & zooming
    • [FAIL] Session Restore smoketest
  • Remaining (for next beta builds)

Exploratory Testing

  • Testing is performed around areas most affected by fixes since the previous Beta (in cases when there are no Regression tests to cover these areas, or those tests have already been run as part of the Full Beta Regression set)
Platform Assignee Result: report
Windows 7 x64 (NVIDIA GeForce GT 610 ) Florin Mezei [DONE]
Windows 8.1 x86 (AMD Radeon HD 7700 Series) Vasilica Mihasca [DONE]
Mac OS X 10.9.5 Camelia Badau [DONE]
Ubuntu 14.04 x64 (AMD Radeon HD 5450) Catalin Varga [DONE]
Tested Area Testing Type Results (report)
Video/Audio Sanity testing CONDITIONAL PASS
Web compatibility Sanity testing PASS

Branch Bug Fix Verifications

  • Verified bugs
Full Query
ID Summary Status Resolution
1145815 ~4.sec this Youtube HTML5 mp4 video just stuck and starts buffering forever VERIFIED FIXED
1147521 Cannot type into comment area of plugin crash UI RESOLVED FIXED

2 Total; 0 Open (0%); 1 Resolved (50%); 1 Verified (50%);

Status tags

  • [NOT STARTED] - {{mnotstarted}} - little or no work has started on this task
  • [ON TRACK] - {{mok}} - task is actively being worked on and those assigned feel comfortable and confident in the quality of the build.
  • [DONE] - {{mdone}} - task is completed and those assigned feel comfortable and confident in the quality of the build.
  • [AT RISK] - {{mrisk}}- blocking bug / high number of bugs / other confidence-shakers makes us feel not comfortable with the quality of the build.
  • [IN PROGRESS] - {{mprog}} - actively being tested on
  • [INVESTIGATION NEEDED] - {{minvest}} - more investigation needed