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.
Spec: https://w3c.github.io/page-visibility/ ↗
Runs: Chrome 155.0.8039.0 (wpt@3f6b09ae3, 2026-09-03) | Firefox 157.0a1 (wpt@3f6b09ae3, 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
| Area | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| Total | 100.0%41/41 | 90.2%37/41 | 87.8%36/41 | 90.2%37/41 | 63.4%26/41 | 0.0%0/41 |
| Test | Chrome | Firefox | Safari | Ladybird | Servo | Blitz |
|---|---|---|---|---|---|---|
| iframe-session-history.html | PASS | PASS | ERROR | PASS | FAIL | NOT RUN |
| iframe-unload.html | PASS | PASS | PASS | PASS | TIMEOUT | NOT RUN |
| minimize.html | 3/3 | 3/3 | 3/3 | 3/3 | 0/3 | NOT RUN |
| onvisibilitychange.html | PASS | PASS | PASS | PASS | TIMEOUT | NOT RUN |
| test_attributes_exist.html | 4/4 | 4/4 | 4/4 | 4/4 | 4/4 | NOT RUN |
| test_child_document.html | 14/14 | 14/14 | 14/14 | 14/14 | 11/14 | NOT RUN |
| test_default_view.html | 7/7 | 7/7 | 7/7 | 7/7 | 7/7 | NOT RUN |
| test_read_only.html | 4/4 | 4/4 | 4/4 | 4/4 | 4/4 | NOT RUN |
| unload-bubbles.html | PASS | PASS | PASS | PASS | TIMEOUT | NOT RUN |
| unload.html | PASS | PASS | PASS | PASS | TIMEOUT | NOT RUN |
| visibility-state-entry.tentative.html | 4/4 | 0/4 | 0/4 | 0/4 | 0/4 | NOT RUN |