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conformance · v152

v152 · speculation-rules-moderate-viewport-heuristics-controls — conformance probe

4 assertions drawn from the spec. Each is a single contract the spec text makes. Pass/fail reflects what this browser executed; blocked means the contract was not run because it needs user mediation, hardware, or another unavailable precondition. Open the page in Chrome stable / canary / Firefox / Safari to compare.

browser: spec: https://gist.github.com/yoavweiss/6bb2de06642b475a12205684aea2eef9 chromestatus: #6240467143491584 generated 2026-07-15T10:00:00Z by manual-openai-v152-coverage
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pass
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fail
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blocked
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id contract kind verdict detail
speculationrules-script The browser recognizes speculationrules as a script type. spec ↗ script
heuristics-object-shape The experiment accepts a top-level moderate_viewport_heuristics configuration shape. spec ↗ script
moderate-rule The controlled heuristics accompany a document rule with moderate eagerness. spec ↗ script
rules-insertion A rules block carrying the experimental object can be inserted without changing ordinary script execution. spec ↗ script