Name Description Size
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 3812
modulepreload-sri-importmap.html 848
modulepreload-sri.html 737
modulepreload.html 15046
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 1963
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 1826
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.html The preload's referrerpolicy attribute should be respected 4531
preload-resource-match.https.html 6767
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 3488
preload-with-type.html Makes sure that preloaded resources with a type attribute trigger the onload event 3987
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 194