Name Description Size
accelerometer 15
accessibility 1
accname 162
acid ## The Acid Tests 4
ambient-light 14
animation-worklet 48
annotation-model Annotation-model: Tests for the Web Annotation Data Model 11
annotation-protocol Annotation-Protocol: Tests for the Web Annotation Protocol 7
annotation-vocab 8
apng 4
app-history 7
appmanifest 14
audio-output 11
background-fetch 14
BackgroundSync 3
badging 4
battery-status 21
beacon 9
bluetooth # Web Bluetooth API Tests 15
clear-site-data 7
client-hints 30
clipboard-apis 19
CODE_OF_CONDUCT.md 5770
CODEOWNERS 164
common The files in this directory are non-infrastructure support files that can be used by tests. 48
compat 47
compression 19
compute-pressure This directory contains (tentative) tests for the 13
conformance-checkers # WPT conformance-checker tests 15
console 11
contacts 3
content-dpr 12
content-index 5
content-security-policy 41
contenteditable 4
CONTRIBUTING.md 263
cookie-store This directory contains tests for the 44
cookies This directory contains tests for 19
core-aam core-aam: Tests for the Core Accessibility API Mappings Recommendation 246
cors Tests for the [Fetch Standard](https://fetch.spec.whatwg.org/). 30
credential-management 10
css Introduction 86
custom-elements 38
custom-state-pseudo-class 2
delegated-ink 4
density-size-correction 34
deprecation-reporting 2
device-memory 3
docs # Project documentation tooling 20
document-policy 9
dom 20
domparsing 32
domxpath # XPath 26
dpub-aam dpub-aam: Tests for the DPUB-ARIA Accessibility Mapping Recommendation 41
dpub-aria dpub-aria: Tests for the DPUB-ARIA Recommendations 4
editing Most of this directory tests conformance to the editing spec written long ago 9
element-timing 48
encoding 48
encoding-detection 76
encrypted-media ## Preparing to run tests 113
entries-api Tests for the [Files and Directory Entries API](https://github.com/wicg/entries-api) 20
event-timing 41
eventsource These are the Server-sent events (`EventSource`) tests for the 51
eyedropper 2
feature-policy # Feature Policy Guide 54
fetch Tests for the [Fetch Standard](https://fetch.spec.whatwg.org/). 22
file-system-access This directory contains tests for the 66
FileAPI 18
focus 27
font-access This directory contains (tentative) tests for the 8
fonts This directory only contains auxiliary font files used by other tests. See 22
forced-colors-mode This directory is for testing Forced Colors mode implementation. 78
fullscreen 6
gamepad 11
generic-sensor The `resources/generic-sensor-helpers.js` tests require an implementation of 9
geolocation-API 18
geolocation-sensor 15
graphics-aam 7
gyroscope 14
hr-time 16
html # HTML 21
html-longdesc 31
html-media-capture 17
idle-detection 14
imagebitmap-renderingcontext 15
images 50
import-maps 14
IndexedDB This directory contains the Indexed Database API test suite. 391
inert 10
infrastructure This directory contains a number of tests to ensure test running 14
input-device-capabilities 2
input-events 16
installedapp 4
interfaces This directory contains [Web IDL](https://webidl.spec.whatwg.org/) interface definitions for use in idlharness.js tests. 268
intersection-observer 52
intervention-reporting 2
is-input-pending - `security/` contains tests intended to ensure that input is not detectable cross-origin. 6
js 3
js-self-profiling 14
keyboard-lock 9
keyboard-map 10
largest-contentful-paint 39
layout-instability 75
LICENSE.md 1500
lifecycle 8
lint.ignore 49961
loading 8
longtask-timing 19
magnetometer 14
managed 4
mathml # Tests for the MathML Core specification 7
measure-memory # Tests for performance.measureUserAgentSpecificMemory API 34
media 36
media-capabilities # Media Capabilities specification Tests 9
media-playback-quality 2
media-source 80
mediacapture-depth 4
mediacapture-fromelement 8
mediacapture-image 25
mediacapture-insertable-streams 5
mediacapture-record 18
mediacapture-streams 49
mediasession # Media Session specification Tests 10
merchant-validation 5
mimesniff Tests for the [MIME Sniffing Standard](https://mimesniff.spec.whatwg.org/). 4
mixed-content # Mixed Content Test Suite 9
mst-content-hint 4
native-io This directory contains tests for the 46
navigation-timing 51
netinfo 3
network-error-logging # Network Error Logging 14
notifications 23
old-tests 2
orientation-event The `resources/orientation-event-helpers.js` tests depend on the implementation of 8
orientation-sensor 24
origin-policy 8
page-lifecycle 2
page-visibility 13
paint-timing 9
parakeet 4
payment-handler 30
payment-method-basic-card 7
payment-method-id ## Payment Method Identifiers 3
payment-request 29
performance-timeline 30
periodic-background-sync 4
permissions 9
permissions-policy # Permissions Policy Guide 55
permissions-request 2
permissions-revoke 2
picture-in-picture 15
pointerevents Directory for Pointer Events Tests 109
pointerlock 14
portals # Portals 46
preload 38
presentation-api # Presentation API Tests 4
priority-hints 5
private-click-measurement 1
proximity 5
push-api 2
quirks 39
raw-sockets These tests are for the TCP and UDP sockets API proposed in 9
README.md The web-platform-tests Project 5887
referrer-policy # Referrer Policy Test Suite 9
remote-playback # Remote Playback API specification Tests 8
reporting 32
requestidlecallback 15
resize-observer 12
resource-timing 74
resources 25
sanitizer-api 8
savedata 2
scheduler 21
screen_enumeration 4
screen-capture 8
screen-orientation 13
screen-wake-lock 21
scroll-animations 3
scroll-to-text-fragment 24
secure-contexts 14
secure-payment-confirmation 2
selection 56
serial # Web Serial Testing 37
server-timing 12
service-workers 4
shadow-dom 60
shape-detection The `shapedetection-helpers.js` tests require implementations of 21
signed-exchange This directory contains tests for the 35
speculation-rules 1
speech-api 17
storage This directory contains the Storage test suite. 22
storage-access-api 8
streams # Streams Tests 12
subresource-integrity 13
svg The `import` directory contains tests imported from the [SVG 1.1 Second 27
svg-aam svg-aam: Tests for the SVG Accessibility API Mappings 2
testharness_runner.html 95
timing-entrytypes-registry 4
tools 31
touch-events 11
trust-tokens 3
trusted-types 96
ua-client-hints 2
uievents To run the UIEvents tests, go to: 14
update-built-tests.sh 392
upgrade-insecure-requests # Upgrade Insecure Requests Test Suite 8
url ## urltestdata.json 31
urlpattern 5
user-timing 40
vibration 15
video-rvfc # HTMLVideoElement.requestVideoFrameCallback specification Tests 10
virtual-keyboard # VirtualKeyboard 8
visual-viewport 28
wai-aria Wai-aria: Tests for the WAI-ARIA Recommendations 238
wasm 8
web-animations Web Animations Test Suite 8
web-bundle This directory contains tests for the 5
web-locks This directory contains a test suite for the proposed Web Locks API. 23
web-nfc The `nfc-helpers.js` requires an implementation of 16
web-otp 2
web-share 31
webaudio Our test suite is currently tracking the [editor's draft](https://webaudio.github.io/web-audio-api/) of the Web Audio API. 7
webauthn 34
webcodecs # WebCodecs Test Files 72
WebCryptoAPI Directory for Crypto API tests 16
webdriver # WebDriver specification tests 3
webgl 9
webgpu # WebGPU Conformance Test Suite 3
webhid 3
webidl Tests for the [Web IDL Standard](https://webidl.spec.whatwg.org/). 5
webmessaging These are the cross-document messaging (`postMessage()`) tests for the 54
webmidi 2
webrtc # WebRTC 138
webrtc-encoded-transform 31
webrtc-extensions 13
webrtc-ice 3
webrtc-identity 6
webrtc-priority 3
webrtc-stats The following 4 test cases in the `webrtc/` directory test some of the mandatory-to-implement stats defined in WebRTC Statistics: 5
webrtc-svc 2
websockets These are the `WebSocket` tests for the 81
webstorage These are the storage (`localStorage`, `sessionStorage`) tests for the 54
webtransport # Notes about WebTransport WPTs 20
webusb # WebUSB Testing 35
webvr 11
webvtt # WebVTT Tests 7
webxr 97
workers # Worker WPT tests 121
worklets These are the tests for the [Worklets](https://html.spec.whatwg.org/multipage/worklets.html) section of the HTML Standard. 24
wpt 309
wpt.py 321
x-frame-options This directory contains tests for [`X-Frame-Options`](https://html.spec.whatwg.org/#the-x-frame-options-header). 9
xhr Tests for the [XMLHttpRequest Standard](https://xhr.spec.whatwg.org/). 307
xslt 1
.azure-pipelines.yml 21149
.gitattributes 14
.github 3
.gitignore 662
.mailmap 224
.taskcluster.yml 3160
.well-known Well-Known URI Testing 3