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WPT

This page compares scores on the Web Platform Tests across web engines, using the latest master runs from wpt.fyi and Blitz's own test runner.

wpt / streams / readable-streams

Spec: Streams ↗

Runs: Chrome 155.0.8039.0 (wpt@6ec9fd59f, 2026-09-03) | Firefox 157.0a1 (wpt@6ec9fd59f, 2026-09-03) | Safari 251 preview (wpt@5ce815a83, 2026-08-27) | Ladybird 1.0-795e1 (wpt@7e3d005d7, 2026-09-03) | Servo Servo 0.6 (wpt@09159dcb3, 2026-09-02) | Blitz 188486089 (wpt@a95401e4e, 2026-09-02)

Sort areas: alphabetical | by subtest count

AreaChromeFirefoxSafariLadybirdServoBlitz
Total86.2%1254/145595.3%1387/145596.7%1407/145572.4%1053/145556.6%824/14550.0%0/1455
crashtests100.0%15/15100.0%15/15100.0%15/1580.0%12/1580.0%12/150.0%0/15
TestChromeFirefoxSafariLadybirdServoBlitz
async-iterator.any.html40/4137/4141/4141/410/41NOT RUN
async-iterator.any.serviceworker.html40/4137/4141/410/410/41NOT RUN
async-iterator.any.sharedworker.html40/4137/4141/4141/410/41NOT RUN
async-iterator.any.worker.html40/4137/4141/4141/410/41NOT RUN
bad-strategies.any.html8/88/88/88/88/8NOT RUN
bad-strategies.any.serviceworker.html8/88/88/80/80/8NOT RUN
bad-strategies.any.sharedworker.html8/88/88/88/88/8NOT RUN
bad-strategies.any.worker.html8/88/88/88/88/8NOT RUN
bad-underlying-sources.any.html22/2222/2222/2222/2222/22NOT RUN
bad-underlying-sources.any.serviceworker.html22/2222/2222/220/220/22NOT RUN
bad-underlying-sources.any.sharedworker.html22/2222/2222/2222/2222/22NOT RUN
bad-underlying-sources.any.worker.html22/2222/2222/2222/2222/22NOT RUN
cancel.any.html11/1111/1111/1111/1111/11NOT RUN
cancel.any.serviceworker.html11/1111/1111/110/110/11NOT RUN
cancel.any.sharedworker.html11/1111/1111/1111/1111/11NOT RUN
cancel.any.worker.html11/1111/1111/1111/1111/11NOT RUN
constructor.any.htmlPASSPASSPASSPASSPASSNOT RUN
constructor.any.serviceworker.htmlPASSPASSPASSERRORERRORNOT RUN
constructor.any.sharedworker.htmlPASSPASSPASSPASSPASSNOT RUN
constructor.any.worker.htmlPASSPASSPASSPASSPASSNOT RUN
count-queuing-strategy-integration.any.html4/44/44/44/44/4NOT RUN
count-queuing-strategy-integration.any.serviceworker.html4/44/44/40/40/4NOT RUN
count-queuing-strategy-integration.any.sharedworker.html4/44/44/44/44/4NOT RUN
count-queuing-strategy-integration.any.worker.html4/44/44/44/44/4NOT RUN
cross-realm-crash.window.htmlPASSPASSPASSPASSPASSNOT RUN
default-reader.any.html29/2929/2929/2929/2929/29NOT RUN
default-reader.any.serviceworker.html29/2929/2929/290/290/29NOT RUN
default-reader.any.sharedworker.html29/2929/2929/2929/2929/29NOT RUN
default-reader.any.worker.html29/2929/2929/2929/2929/29NOT RUN
floating-point-total-queue-size.any.html4/44/44/44/44/4NOT RUN
floating-point-total-queue-size.any.serviceworker.html4/44/44/40/40/4NOT RUN
floating-point-total-queue-size.any.sharedworker.html4/44/44/44/44/4NOT RUN
floating-point-total-queue-size.any.worker.html4/44/44/44/44/4NOT RUN
from.any.html14/5049/5050/5048/5014/50NOT RUN
from.any.serviceworker.html14/5049/5050/500/500/50NOT RUN
from.any.sharedworker.html14/5049/5050/5048/5014/50NOT RUN
from.any.worker.html14/5049/5050/5048/5014/50NOT RUN
garbage-collection.any.html5/55/55/55/55/5NOT RUN
garbage-collection.any.serviceworker.html5/55/55/50/50/5NOT RUN
garbage-collection.any.sharedworker.html5/55/55/55/55/5NOT RUN
garbage-collection.any.worker.html5/55/55/55/55/5NOT RUN
general.any.html37/3838/3838/3838/3838/38NOT RUN
general.any.serviceworker.html37/3838/3838/380/380/38NOT RUN
general.any.sharedworker.html37/3838/3838/3838/3838/38NOT RUN
general.any.worker.html37/3838/3838/3838/3838/38NOT RUN
global.html8/99/99/99/98/9NOT RUN
owning-type-message-port.tentative.any.html0/20/20/20/20/2NOT RUN
owning-type-message-port.tentative.any.serviceworker.html0/20/20/20/20/2NOT RUN
owning-type-message-port.tentative.any.sharedworker.html0/20/20/20/20/2NOT RUN
owning-type-message-port.tentative.any.worker.html0/20/20/20/20/2NOT RUN
owning-type-video-frame.tentative.any.html0/50/50/50/50/5NOT RUN
owning-type-video-frame.tentative.any.serviceworker.html0/50/50/50/50/5NOT RUN
owning-type-video-frame.tentative.any.sharedworker.html0/50/50/50/50/5NOT RUN
owning-type-video-frame.tentative.any.worker.html0/50/50/50/50/5NOT RUN
owning-type.tentative.any.html0/50/50/50/50/5NOT RUN
owning-type.tentative.any.serviceworker.html0/50/50/50/50/5NOT RUN
owning-type.tentative.any.sharedworker.html0/50/50/50/50/5NOT RUN
owning-type.tentative.any.worker.html0/50/50/50/50/5NOT RUN
patched-global.any.html5/55/55/55/54/5NOT RUN
patched-global.any.serviceworker.html5/55/55/50/50/5NOT RUN
patched-global.any.sharedworker.html5/55/55/55/54/5NOT RUN
patched-global.any.worker.html5/55/55/55/54/5NOT RUN
read-task-handling.window.htmlPASSPASSPASSPASSPASSNOT RUN
reentrant-strategies.any.html10/1010/1010/1010/1010/10NOT RUN
reentrant-strategies.any.serviceworker.html10/1010/1010/100/100/10NOT RUN
reentrant-strategies.any.sharedworker.html10/1010/1010/1010/1010/10NOT RUN
reentrant-strategies.any.worker.html10/1010/1010/1010/1010/10NOT RUN
tee-detached-context-crash.htmlPASSPASSPASSPASSPASSNOT RUN
tee.any.html26/2626/2626/2626/2626/26NOT RUN
tee.any.serviceworker.html26/2626/2626/260/260/26NOT RUN
tee.any.sharedworker.html26/2626/2626/2626/2626/26NOT RUN
tee.any.worker.html26/2626/2626/2626/2626/26NOT RUN
templated.any.html91/9191/9191/9191/9191/91NOT RUN
templated.any.serviceworker.html91/9191/9191/910/910/91NOT RUN
templated.any.sharedworker.html91/9191/9191/9191/9191/91NOT RUN
templated.any.worker.html91/9191/9191/9191/9191/91NOT RUN