script: Remove check for zero request body length in FetchLater
#58726
+5
−48
Community-TC Integration / wpt-firefox-nightly-results-without-changes
succeeded
Mar 24, 2026 in 10m 4s
Community-TC (pull_request)
Collect results for all tests affected by a pull request in firefox but without the changes in the PR.
Details
View task in Taskcluster | View logs in Taskcluster | View task group in Taskcluster
Task Status
Started: 2026-03-24T21:02:52.747Z
Resolved: 2026-03-24T21:07:37.527Z
Task Execution Time: 4 minutes, 44 seconds, 780 milliseconds
Task Status: completed
Reason Resolved: completed
TaskId: AsiczeWvSWKXkp9ZyuwLxQ
RunId: 0
Artifacts
- public/logs/live_backing.log
- public/logs/live.log
- public/results/checkrun.md
- public/results/wpt_report.json.gz
- public/results/wpt_screenshot.txt.gz
WPT Command: python3 ./wpt run --channel=nightly --no-fail-on-unexpected --log-wptreport=../artifacts/wpt_report.json --log-wptscreenshot=../artifacts/wpt_screenshot.txt --affected task_head --log-mach-level=info --log-mach=- -y --no-pause --no-restart-on-unexpected --install-fonts --verify-log-full --no-headless --binary=/home/test/build/firefox/firefox firefox
[taskcluster 2026-03-24 21:02:52.870Z] Task ID: AsiczeWvSWKXkp9ZyuwLxQ
[taskcluster 2026-03-24 21:02:52.870Z] Worker ID: 3267616765461350086
[taskcluster 2026-03-24 21:02:52.870Z] Worker Group: us-central1-f
[taskcluster 2026-03-24 21:02:52.870Z] Worker Node Type: projects/757942385826/machineTypes/n2-standard-4
[taskcluster 2026-03-24 21:02:52.870Z] Worker Pool: proj-wpt/ci
[taskcluster 2026-03-24 21:02:52.870Z] Worker Version: 46.1.0
[taskcluster 2026-03-24 21:02:52.870Z] Public IP: 34.46.175.155
[taskcluster 2026-03-24 21:02:52.870Z] Hostname: proj-wpt-ci-fi-lpcjeszezquybco78ow
[taskcluster 2026-03-24 21:02:53.811Z] === Task Starting ===
+ '[' '' ']'
+ '[' -d /etc/profile.d ']'
+ for i in /etc/profile.d/*.sh
+ '[' -r /etc/profile.d/01-locale-fix.sh ']'
+ . /etc/profile.d/01-locale-fix.sh
+++ /usr/bin/locale-check C.UTF-8
++ eval
+ for i in /etc/profile.d/*.sh
+ '[' -r /etc/profile.d/apps-bin-path.sh ']'
+ . /etc/profile.d/apps-bin-path.sh
...(527 lines hidden)...
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
async_test@https://web-platform.test:8443/resources/testharness.js:681:34
parallelPromiseTest@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:10:13
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:34:22
ERROR /fetch/fetch-later/quota/empty-payload.https.window.html - Unhandled rejection: fetchLater is not defined
expectFetchLater@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:237:3
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:21:23
parallelPromiseTest/<@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:11:21
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
async_test@https://web-platform.test:8443/resources/testharness.js:681:34
parallelPromiseTest@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:10:13
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:20:24
1:07.75 TEST_START: /fetch/fetch-later/quota/same-origin-iframe/empty-payload.https.window.html
1:07.76 INFO Closing window d7c4057a-8b7b-4dd2-bdef-c8ab7a989e17
1:08.20 TEST_END: Test OK. Subtests passed 0/6. Unexpected 6
FAIL fetchLater() does not accept empty POST request body of String in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253Da9b871ec-0e66-490a-934e-27cdf49db474&activateAfter=0&method=POST&bodyType=String&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of ArrayBuffer in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D60f20d51-c493-4216-a3c3-7df62764be1b&activateAfter=0&method=POST&bodyType=ArrayBuffer&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() accepts a non-empty POST request body of FormData in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D833feebd-edab-459b-a0ae-b8b1b5642660&activateAfter=0&method=POST&bodyType=FormData&bodySize=0] threw ReferenceError, expected no error
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:396:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of URLSearchParams in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D70c1693c-ae9e-470e-9517-65179bf9bc0e&activateAfter=0&method=POST&bodyType=URLSearchParams&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of Blob in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D2a357268-ca50-4f1c-ab87-ad878ca0797b&activateAfter=0&method=POST&bodyType=Blob&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of File in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D38492e21-f9b9-4d42-ba35-55a2f9cd309f&activateAfter=0&method=POST&bodyType=File&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
1:08.21 INFO No more tests
1:08.21 pid:1424 1774386450649 Marionette INFO Stopped listening on port 54177
1:08.68 INFO Browser exited with return code -15
1:08.55 INFO Closing logging queue
1:08.56 INFO queue closed
1:08.69 SUITE_END
web-platform-test
~~~~~~~~~~~~~~~~~
Ran 24 checks (21 subtests, 3 tests)
Expected results: 2
Unexpected results: 22
test: 2 (2 error)
subtest: 20 (20 fail)
Error Summary
-------------
/fetch/fetch-later/quota/cross-origin-iframe/empty-payload.https.window.html
FAIL fetchLater() does not accept empty POST request body of String in a default cross-origin iframe. - iframe[src=https://not-web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253Db913fbf4-3fc5-4f2e-8c87-7fcb193f0e2d&activateAfter=0&method=POST&bodyType=String&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of ArrayBuffer in a default cross-origin iframe. - iframe[src=https://not-web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D57a88b2e-d795-4ee9-8613-8e131810ed9c&activateAfter=0&method=POST&bodyType=ArrayBuffer&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() accepts a non-empty POST request body of FormData in a default cross-origin iframe. - iframe[src=https://not-web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253Dd475e480-789a-4284-a72a-4e0f53d2aed0&activateAfter=0&method=POST&bodyType=FormData&bodySize=0] threw ReferenceError, expected no error
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:396:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of URLSearchParams in a default cross-origin iframe. - iframe[src=https://not-web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253Dc0f3ec55-63bc-407c-92e4-6e418a2a8a9f&activateAfter=0&method=POST&bodyType=URLSearchParams&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of Blob in a default cross-origin iframe. - iframe[src=https://not-web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D2a0ef628-dd79-4a62-a3bf-90b6cf347e4e&activateAfter=0&method=POST&bodyType=Blob&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of File in a default cross-origin iframe. - iframe[src=https://not-web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253Dcac3ef50-3497-49dc-94a6-3fdbeab0ede7&activateAfter=0&method=POST&bodyType=File&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
ERROR /fetch/fetch-later/quota/cross-origin-iframe/empty-payload.https.window.html - Unhandled rejection: iframe[src=https://not-web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253Dcac3ef50-3497-49dc-94a6-3fdbeab0ede7&activateAfter=0&method=POST&bodyType=File&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
/fetch/fetch-later/quota/empty-payload.https.window.html
FAIL fetchLater() does not accept an empty POST request body of String. - assert_throws_js: function "() => fetchLater('/', requestInit)" threw object "ReferenceError: fetchLater is not defined" ("ReferenceError") expected instance of function "function TypeError() {
[native code]
}" ("TypeError")
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:26:29
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
test@https://web-platform.test:8443/resources/testharness.js:633:30
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:25:7
FAIL fetchLater() does not accept an empty POST request body of ArrayBuffer. - assert_throws_js: function "() => fetchLater('/', requestInit)" threw object "ReferenceError: fetchLater is not defined" ("ReferenceError") expected instance of function "function TypeError() {
[native code]
}" ("TypeError")
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:26:29
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
test@https://web-platform.test:8443/resources/testharness.js:633:30
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:25:7
FAIL fetchLater() does not accept an empty POST request body of URLSearchParams. - assert_throws_js: function "() => fetchLater('/', requestInit)" threw object "ReferenceError: fetchLater is not defined" ("ReferenceError") expected instance of function "function TypeError() {
[native code]
}" ("TypeError")
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:26:29
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
test@https://web-platform.test:8443/resources/testharness.js:633:30
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:25:7
FAIL fetchLater() does not accept an empty POST request body of Blob. - assert_throws_js: function "() => fetchLater('/', requestInit)" threw object "ReferenceError: fetchLater is not defined" ("ReferenceError") expected instance of function "function TypeError() {
[native code]
}" ("TypeError")
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:26:29
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
test@https://web-platform.test:8443/resources/testharness.js:633:30
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:25:7
FAIL fetchLater() does not accept an empty POST request body of File. - assert_throws_js: function "() => fetchLater('/', requestInit)" threw object "ReferenceError: fetchLater is not defined" ("ReferenceError") expected instance of function "function TypeError() {
[native code]
}" ("TypeError")
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:26:29
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
test@https://web-platform.test:8443/resources/testharness.js:633:30
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:25:7
FAIL fetchLater() accept a GET request. - fetchLater is not defined
expectFetchLater@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:237:3
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:35:34
parallelPromiseTest/<@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:11:21
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
async_test@https://web-platform.test:8443/resources/testharness.js:681:34
parallelPromiseTest@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:10:13
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:34:22
FAIL fetchLater() accept a DELETE request. - fetchLater is not defined
expectFetchLater@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:237:3
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:35:34
parallelPromiseTest/<@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:11:21
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
async_test@https://web-platform.test:8443/resources/testharness.js:681:34
parallelPromiseTest@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:10:13
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:34:22
FAIL fetchLater() accept a PUT request. - fetchLater is not defined
expectFetchLater@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:237:3
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:35:34
parallelPromiseTest/<@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:11:21
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
async_test@https://web-platform.test:8443/resources/testharness.js:681:34
parallelPromiseTest@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:10:13
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:34:22
ERROR /fetch/fetch-later/quota/empty-payload.https.window.html - Unhandled rejection: fetchLater is not defined
expectFetchLater@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:237:3
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:21:23
parallelPromiseTest/<@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:11:21
Test.prototype.step@https://web-platform.test:8443/resources/testharness.js:2869:25
async_test@https://web-platform.test:8443/resources/testharness.js:681:34
parallelPromiseTest@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:10:13
@https://web-platform.test:8443/fetch/fetch-later/quota/empty-payload.https.window.js:20:24
/fetch/fetch-later/quota/same-origin-iframe/empty-payload.https.window.html
FAIL fetchLater() does not accept empty POST request body of String in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253Da9b871ec-0e66-490a-934e-27cdf49db474&activateAfter=0&method=POST&bodyType=String&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of ArrayBuffer in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D60f20d51-c493-4216-a3c3-7df62764be1b&activateAfter=0&method=POST&bodyType=ArrayBuffer&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() accepts a non-empty POST request body of FormData in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D833feebd-edab-459b-a0ae-b8b1b5642660&activateAfter=0&method=POST&bodyType=FormData&bodySize=0] threw ReferenceError, expected no error
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:396:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of URLSearchParams in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D70c1693c-ae9e-470e-9517-65179bf9bc0e&activateAfter=0&method=POST&bodyType=URLSearchParams&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of Blob in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D2a357268-ca50-4f1c-ab87-ad878ca0797b&activateAfter=0&method=POST&bodyType=Blob&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
FAIL fetchLater() does not accept empty POST request body of File in same-origin iframe. - iframe[src=https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later.html?url=%252Ffetch%252Ffetch-later%252Fresources%252Fset_beacon.py%253Fuuid%253D38492e21-f9b9-4d42-ba35-55a2f9cd309f&activateAfter=0&method=POST&bodyType=File&bodySize=0] threw [object Object], expected TypeError
FetchLaterExpectationError@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:349:5
run@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:410:15
handler@https://web-platform.test:8443/fetch/fetch-later/resources/fetch-later-helper.js:506:20
1:08.69 INFO Got 3 unexpected results, with 0 unexpected passes
1:08.69 wptserve INFO Stopped http server on 127.0.0.1:8000
1:08.69 wptserve INFO Stopped http server on 127.0.0.1:8001
1:08.69 wptserve INFO Stopped http server on 127.0.0.1:8002
1:08.70 wptserve INFO Stopped http server on 127.0.0.1:8003
1:08.70 wptserve INFO Stopped http server on 127.0.0.1:8444
1:08.70 wptserve INFO Stopped http server on 127.0.0.1:8443
1:08.71 wptserve INFO Stopped http server on 127.0.0.1:8445
1:08.72 wptserve INFO Stopped http server on 127.0.0.1:8446
1:08.72 wptserve INFO Stopped http server on 127.0.0.1:9000
1:08.72 wptserve INFO Stopped WebTransport over HTTP/3 server on 127.0.0.1:11000
1:08.92 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8888))
1:08.92 wptserve INFO Close on: (<AddressFamily.AF_INET: 2>, <SocketKind.SOCK_STREAM: 1>, 6, '', ('127.0.0.1', 8889))
1:08.98 INFO Removed font: Ahem.ttf
1:09.01 INFO Closing logging queue
1:09.01 INFO queue closed
1:09.01 INFO Tolerating 3 unexpected results
[taskcluster 2026-03-24 21:07:33.519Z] === Task Finished ===
[taskcluster 2026-03-24 21:07:34.586Z] Successful task run with exit code: 0 completed in 281.717 seconds
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