https://tbpl.mozilla.org/php/getParsedLog.php?id=27246879&tree=Mozilla-Inbound Rev5 MacOSX Mountain Lion 10.8 mozilla-inbound opt test xpcshell on 2013-08-30 19:25:43 PDT for push c59d6e7fdee5 slave: talos-mtnlion-r5-016 19:37:19 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | running test ... 19:37:23 WARNING - TEST-UNEXPECTED-FAIL | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | test failed (with xpcshell return code: 0), see following log: 19:37:23 INFO - >>>>>>> 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test MAIN run_test pending (1) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 0 pending (2) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test MAIN run_test finished (2) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | running event loop 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | Starting test_common_initialize 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_common_initialize pending (2) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 1 pending (3) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_common_initialize finished (3) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 0 finished (2) 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | Starting test_getSystemDownloadsDirectory 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_getSystemDownloadsDirectory pending (2) 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getSystemDownloadsDirectory : 91] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getSystemDownloadsDirectory : 92] "/var/folders/lr/nwz2bgs53v1_nr5s75sk7lqh00000w/T/tmpfcl9Bb" == "/var/folders/lr/nwz2bgs53v1_nr5s75sk7lqh00000w/T/tmpfcl9Bb" 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 1 finished (2) 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getSystemDownloadsDirectory : 93] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getSystemDownloadsDirectory : 96] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getSystemDownloadsDirectory : 115] false == false 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 2 pending (2) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_getSystemDownloadsDirectory finished (2) 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | Starting test_getUserDownloadsDirectory 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_getUserDownloadsDirectory pending (2) 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 136] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 137] "/Users/cltbld/Downloads" == "/Users/cltbld/Downloads" 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 142] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 143] "/Users/cltbld/Desktop" == "/Users/cltbld/Desktop" 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 149] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 150] "/Users/cltbld/Downloads" == "/Users/cltbld/Downloads" 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 2 finished (2) 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 158] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 159] "/var/folders/lr/nwz2bgs53v1_nr5s75sk7lqh00000w/T/tmpfcl9Bb/1377916640205" == "/var/folders/lr/nwz2bgs53v1_nr5s75sk7lqh00000w/T/tmpfcl9Bb/1377916640205" 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 160] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 170] "/Users/cltbld/Downloads" == "/Users/cltbld/Downloads" 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getUserDownloadsDirectory : 176] "/Users/cltbld/Downloads" == "/Users/cltbld/Downloads" 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 3 pending (2) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_getUserDownloadsDirectory finished (2) 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | Starting test_getTemporaryDownloadsDirectory 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_getTemporaryDownloadsDirectory pending (2) 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getTemporaryDownloadsDirectory : 188] true == true 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [test_getTemporaryDownloadsDirectory : 192] "/Users/cltbld/Downloads" == "/Users/cltbld/Downloads" 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 4 pending (3) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_getTemporaryDownloadsDirectory finished (3) 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 3 finished (2) 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | Starting test_notifications 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test test_notifications pending (2) 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible responses will be blocked midway." 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | [getTempFile : 133] false == false 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | [getTempFile : 133] false == false 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | [getTempFile : 133] false == false 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | test run_next_test 4 finished (2) 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [notifyPromptObservers : 44] 2 == 2 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | [notifyPromptObservers : 49] 2 == 2 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible responses are now allowed to continue." 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible request started." 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible request finished." 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible request started." 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible request finished." 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | [getTempFile : 133] false == false 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | [getTempFile : 133] false == false 19:37:23 INFO - TEST-PASS | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | [getTempFile : 133] false == false 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible request started." 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible request finished." 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible request started." 19:37:23 INFO - TEST-INFO | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/head.js | "Interruptible request finished." 19:37:23 WARNING - TEST-UNEXPECTED-FAIL | /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js | 0 == 2 - See following stack: 19:37:23 INFO - JS frame :: /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js :: notifyPromptObservers :: line 44 19:37:23 INFO - JS frame :: /builds/slave/talos-slave/test/build/tests/xpcshell/tests/toolkit/components/jsdownloads/test/unit/test_DownloadIntegration.js :: test_notifications :: line 228 19:37:23 INFO - JS frame :: resource://gre/modules/Task.jsm :: TaskImpl_run :: line 198 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: resolve :: line 118 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: then :: line 43 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: resolve :: line 185 19:37:23 INFO - JS frame :: resource://gre/modules/DownloadCore.jsm :: <TOP_LEVEL> :: line 511 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: reject :: line 133 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: reject :: line 133 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: then :: line 52 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: resolve :: line 185 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: reject :: line 208 19:37:23 INFO - JS frame :: resource://gre/modules/Task.jsm :: TaskImpl_run :: line 229 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: reject :: line 133 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: then :: line 52 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: resolve :: line 185 19:37:23 INFO - JS frame :: resource://gre/modules/commonjs/sdk/core/promise.js :: reject :: line 208 19:37:23 INFO - JS frame :: resource://gre/modules/Task.jsm :: TaskImpl_run :: line 229 19:37:23 INFO - JS frame :: resource://gre/modules/Promise.jsm :: <TOP_LEVEL> :: line 568 19:37:23 INFO - JS frame :: resource://gre/modules/Promise.jsm :: <TOP_LEVEL> :: line 350 19:37:23 INFO - native frame :: <unknown filename> :: <TOP_LEVEL> :: line 0 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | exiting test 19:37:23 WARNING - TEST-UNEXPECTED-FAIL | resource://gre/modules/commonjs/sdk/core/promise.js | Unexpected exception 2147500036 19:37:23 INFO - TEST-INFO | (xpcshell/head.js) | exiting test 19:37:23 INFO - !!! error running onStopped callback: TypeError: callback is not a function 19:37:23 INFO - <<<<<<<

The issue is here that by the time notifyPromptObservers is called, the downloads may have already finished, so notifyPromptObservers has no downloads to prompt about.

Ah, missed that mustInterruptResponses() should be called within the loop.