WPT
wpt / dom / observable / tentative / observable-flatMap.any.worker.html
Spec: DOM ↗
Runs: Chrome 155.0.8043.0 (wpt@b89af32bc, 2026-09-05) | Firefox 157.0a1 (wpt@b89af32bc, 2026-09-05) | Safari 251 preview (wpt@9b965429d, 2026-09-05) | Ladybird 1.0-d25dc (wpt@b89af32bc, 2026-09-05) | Servo Servo 0.6 (wpt@2c385f65e, 2026-09-04) | Blitz a50cb8971 (wpt@a95401e4e, 2026-09-03)
View on the Blitz WPT dashboard | Open test on wpt.live | wpt.fyi
| Chrome | Firefox | Safari | Ladybird | Servo | Blitz | |
|---|---|---|---|---|---|---|
| Total | 7/7 | 0/7 | 0/7 | 0/7 | 0/7 | NOT RUN |
| Subtest | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| flatMap(): Flattens simple source Observable properly | PASS | FAIL | FAIL | FAIL | FAIL | — |
| flatMap(): Returned Observable passes through source Observable errors | PASS | FAIL | FAIL | FAIL | FAIL | — |
| flatMap(): Outer Subscription synchronously becomes inactive when an 'inner' Observable emits an error | PASS | FAIL | FAIL | FAIL | FAIL | — |
| flatMap(): Outer Subscription synchronously becomes inactive when an 'inner' Observable throws an error | PASS | FAIL | FAIL | FAIL | FAIL | — |
| flatMap(): result Observable does not complete until source and inner Observables all complete | PASS | FAIL | FAIL | FAIL | FAIL | — |
| flatMap(): result Observable does not complete after source Observable completes while there are still queued inner Observables to process Observables all complete | PASS | FAIL | FAIL | FAIL | FAIL | — |
| flatMap(): source and inner active Observables are both unsubscribed from once the outer subscription signal is aborted | PASS | FAIL | FAIL | FAIL | FAIL | — |