Name Description Size Coverage
avoid-delaying-onload-link-modulepreload-exec.html 807 -
avoid-delaying-onload-link-modulepreload.html 859 -
avoid-delaying-onload-link-preload-style.html 601 -
avoid-delaying-onload-link-preload.html 600 -
avoid-prefetching-on-text-plain-inner.html 43 -
avoid-prefetching-on-text-plain-inner.html.headers 25 -
avoid-prefetching-on-text-plain.html Ensures content delivered with Content-Type: text/plain header is not prefetched 2319 -
delaying-onload-link-preload-after-discovery.html 995 -
download-resources.html Makes sure that preloaded resources are downloaded 2746 -
dynamic-adding-preload-imagesrcset.html 1509 -
dynamic-adding-preload-nonce.html 1436 -
dynamic-adding-preload-nonce.html.headers 48 -
dynamic-adding-preload.html 861 -
link-header-modulepreload.html Makes sure that Link headers support modulepreload 1278 -
link-header-on-subresource.html Makes sure that Link headers on subresources preload resources 1089 -
link-header-preload-delay-onload.html 1722 -
link-header-preload-delay-onload.html.headers 345 -
link-header-preload-imagesrcset.html Makes sure that Link headers preload images with imagesrcset/imagesizes attributes. 3239 -
link-header-preload-imagesrcset.html.headers 649 -
link-header-preload-non-html.html Makes sure that Link headers preload resources in non-HTML documents 2565 -
link-header-preload-nonce.html 1498 -
link-header-preload.html Makes sure that Link headers preload resources 3272 -
link-header-preload.html.headers 892 -
META.yml 83 -
modulepreload-as.html 6344 -
modulepreload-json.html 831 -
modulepreload-sri-importmap.html 848 -
modulepreload-sri.html 737 -
modulepreload-style.html 831 -
modulepreload.html 17868 -
onerror-event.html Makes sure that preloaded resources trigger the onerror event 3183 -
onload-event.html Makes sure that preloaded resources trigger the onload event 3103 -
preconnect-onerror-event.html Makes sure that preconnected resources do not trigger load or error events 2310 -
preconnect.html Makes sure that preloaded resources reduce connection time to zero 1524 -
prefetch-accept.html Ensures that prefetch works with documents 974 -
prefetch-cache.html Ensures that prefetch respects HTTP cache semantics 1288 -
prefetch-document.html Ensures that prefetch works with documents 2666 -
prefetch-events.html Ensures that prefetch respects HTTP cache semantics 3711 -
prefetch-headers.https.html Ensures that prefetch sends headers as per-spec 1374 -
prefetch-load-event.html 395 -
prefetch-time-to-fetch.https.html 1967 -
prefetch-types.https.html Ensures that prefetch is not specific to resource types 2414 -
preload-connect-to-doc.html 4116 -
preload-csp.sub.html Makes sure that preload requests respect CSP 1940 -
preload-default-csp.sub.html Makes sure that preload requests respect CSP 1681 -
preload-dynamic-csp.html Makes sure that preload requests respect CSP directives that are added after the preload 1153 -
preload-error.sub.html link rel=preload with various errors/non-errors 8604 -
preload-font-crossorigin.html Makes sure that preload font destination needs crossorigin attribute 3887 -
preload-in-data-doc-ref.html Test reference 124 -
preload-in-data-doc.html Preload should work in non-http(s) docs 523 -
preload-invalid-resources.html 1160 -
preload-link-cached-stylesheet-different-doc.html 1004 -
preload-nonce.sub.html Makes sure that preload requests use their nonce for the CSP 1858 -
preload-referrer-policy-subresource-header.tentative.html The referrerpolicy attribute on Link header should be ignored for subresources 3799 -
preload-referrer-policy.html The preload's referrerpolicy attribute should be respected 4604 -
preload-resource-match.https.html 6754 -
preload-strict-dynamic.sub.html CSP strict-dynamic + preload 3031 -
preload-time-to-fetch.https.html 3703 -
preload-type-match.html Makes sure that only matching types are loaded 3497 -
preload-with-type.html Makes sure that preloaded resources with a type attribute trigger the onload event 3987 -
preload-with-unsupported-type.html Makes sure the resources with an unsupported type attribute should not be loaded 1244 -
preload-xhr.html 1776 -
reflected-as-value.html 710 -
resources -
single-download-late-used-preload.html Ensure preloaded resources are not downloaded again when used 956 -
single-download-preload.html 3171 -
subresource-integrity-font.html Subresource Integrity for font 9942 -
subresource-integrity-partial-image.html Subresource Integrity Check + preload + partial image rendering 1190 -
subresource-integrity.html Subresource Integrity 12709 -
supported-as-values.html Test the supported value for <link rel=preload as="..."> 1752 -
WEB_FEATURES.yml 664 -