Bug: Perma browser/components/customizableui/test/browser_vertical_tabs_customize_navbar.js | alltabs-button is in its original default position - Got 12, expected 13 when Gecko 135 merges to beta on 2025-01-06
Status: VERIFIED
Priority: P1
Resolution: FIXED
Created: 2024-12-07 12:23:13+00:00
Resolved: 2024-12-13 15:51:05+00:00

[Central-as-beta-simulation](https://treeherder.mozilla.org/jobs?repo=try&group_state=expanded&selectedTaskRun=K8CmCdmBQt6G_R3K0e2Tww.0&resultStatus=testfailed%2Cbusted%2Cexception%2Cusercancel&revision=8f9f00c6701ac8d4c7f2faa3c2062807bf53547e&test_paths=browser%2Fcomponents%2Fcustomizableui%2Ftest%2F&searchStr=mochi)

[How to run these simulations](https://wiki.mozilla.org/Sheriffing/How_To/Beta_simulations#TRUNK_AS_EARLY_BETA)

[Failure log](https://treeherder.mozilla.org/logviewer?job_id=485867954&repo=try)

```
[task 2024-12-07T11:59:23.634Z] 11:59:23     INFO - TEST-PASS | browser/components/customizableui/test/browser_vertical_tabs_customize_navbar.js | Should have 2 tabs - 
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - Buffered messages finished
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_vertical_tabs_customize_navbar.js | alltabs-button is in its original default position - Got 12, expected 13
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - Stack trace:
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:test_is:1627
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochitests/content/browser/browser/components/customizableui/test/browser_vertical_tabs_customize_navbar.js:null:41
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:handleTask:1147
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:_runTaskBasedTest:1219
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1360
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1136
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/<:1058
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - Not taking screenshot here: see the one that was previously logged
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - TEST-UNEXPECTED-FAIL | browser/components/customizableui/test/browser_vertical_tabs_customize_navbar.js | firefox-view-button is in its original default position - Got 11, expected 12
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - Stack trace:
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:test_is:1627
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochitests/content/browser/browser/components/customizableui/test/browser_vertical_tabs_customize_navbar.js:null:46
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:handleTask:1147
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:_runTaskBasedTest:1219
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1360
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1136
[task 2024-12-07T11:59:23.635Z] 11:59:23     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/<:1058
[task 2024-12-07T11:59:23.771Z] 11:59:23     INFO - TEST-PASS | browser/components/customizableui/test/browser_vertical_tabs_customize_navbar.js | alltabs-button is in the nav-bar - 
```