Bug: Intermittent [OS X] browser/components/sessionstore/test/browser_590563.js | The total number of tabs should be 3 after restoring 2 tabs by middle click. - Got 2, expected 3
Status: RESOLVED
Priority: P5
Resolution: FIXED
Created: 2021-01-29 10:40:02+00:00
Resolved: 2021-03-17 21:31:05+00:00

**Filed by:** btara [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=328181725&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/IvGcgRYYQjeU1FUn-JKsOA/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-01-29T09:46:02.718Z] 09:46:02     INFO - TEST-START | browser/components/sessionstore/test/browser_590563.js
[task 2021-01-29T09:46:03.399Z] 09:46:03     INFO - TEST-INFO | started process screencapture
[task 2021-01-29T09:46:03.497Z] 09:46:03     INFO - TEST-INFO | screencapture: exit 0
[task 2021-01-29T09:46:03.497Z] 09:46:03     INFO - Buffered messages logged at 09:46:02
[task 2021-01-29T09:46:03.497Z] 09:46:03     INFO - Entering test bound 
[task 2021-01-29T09:46:03.497Z] 09:46:03     INFO - Buffered messages logged at 09:46:03
[task 2021-01-29T09:46:03.497Z] 09:46:03     INFO - TEST-PASS | browser/components/sessionstore/test/browser_590563.js | The total number of tabs should be 1 - 
[task 2021-01-29T09:46:03.505Z] 09:46:03     INFO - TEST-PASS | browser/components/sessionstore/test/browser_590563.js | The total number of visible tabs should be 1 - 
[task 2021-01-29T09:46:03.506Z] 09:46:03     INFO - TEST-PASS | browser/components/sessionstore/test/browser_590563.js | There should be three items - 
[task 2021-01-29T09:46:03.506Z] 09:46:03     INFO - Buffered messages finished
[task 2021-01-29T09:46:03.506Z] 09:46:03     INFO - TEST-UNEXPECTED-FAIL | browser/components/sessionstore/test/browser_590563.js | The total number of tabs should be 3 after restoring 2 tabs by middle click. - Got 2, expected 3
[task 2021-01-29T09:46:03.506Z] 09:46:03     INFO - Stack trace:
[task 2021-01-29T09:46:03.506Z] 09:46:03     INFO - chrome://mochikit/content/browser-test.js:test_is:1351
[task 2021-01-29T09:46:03.506Z] 09:46:03     INFO - chrome://mochitests/content/browser/browser/components/sessionstore/test/browser_590563.js:middleClickTest:80
[task 2021-01-29T09:46:03.506Z] 09:46:03     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-01-29T09:46:03.510Z] 09:46:03     INFO - TEST-UNEXPECTED-FAIL | browser/components/sessionstore/test/browser_590563.js | The total number of visible tabs should be 3 after restoring 2 tabs by middle click - Got 2, expected 3
[task 2021-01-29T09:46:03.510Z] 09:46:03     INFO - Stack trace:
[task 2021-01-29T09:46:03.510Z] 09:46:03     INFO - chrome://mochikit/content/browser-test.js:test_is:1351
[task 2021-01-29T09:46:03.510Z] 09:46:03     INFO - chrome://mochitests/content/browser/browser/components/sessionstore/test/browser_590563.js:middleClickTest:85
[task 2021-01-29T09:46:03.510Z] 09:46:03     INFO - Leaving test bound 
[task 2021-01-29T09:46:03.510Z] 09:46:03     INFO - GECKO(2364) | MEMORY STAT | vsize 8230MB | residentFast 590MB | heapAllocated 314MB
[task 2021-01-29T09:46:03.511Z] 09:46:03     INFO - TEST-OK | browser/components/sessionstore/test/browser_590563.js | took 783ms```