| <!doctype html> |
| <html> |
| <head> |
| <title>Test navigator.mediaDevices.getSupportedConstraints()</title> |
| <link rel="help" href="https://w3c.github.io/mediacapture-main/#enumerating-devices"> |
| <meta name='assert' content='Test the getSupportedConstraints() method.'/> |
| </head> |
| <body> |
| <h1 class="instructions">Description</h1> |
| <p class="instructions">This test checks for the presence of the |
| <code>navigator.mediaDevices.getSupportedConstraints()</code> method.</p> |
| <div id='log'></div> |
| <script src=/resources/testharness.js></script> |
| <script src=/resources/testharnessreport.js></script> |
| <script> |
| "use strict"; |
| test(() => { |
| assert_inherits(navigator.mediaDevices, "getSupportedConstraints"); |
| assert_equals(typeof navigator.mediaDevices.getSupportedConstraints, "function"); |
| }, "navigator.mediaDevices.getSupportedConstraints exists"); |
| |
| { |
| const properties = [ |
| "width", |
| "height", |
| "aspectRatio", |
| "frameRate", |
| "facingMode", |
| "resizeMode", |
| "sampleRate", |
| "sampleSize", |
| "echoCancellation", |
| "autoGainControl", |
| "noiseSuppression", |
| "latency", |
| "channelCount", |
| "deviceId", |
| "groupId"]; |
| properties.forEach(property => { |
| test(()=>{ |
| const supportedConstraints = navigator.mediaDevices.getSupportedConstraints(); |
| assert_true(supportedConstraints[property]); |
| }, property + " is supported"); |
| }); |
| } |
| </script> |
| </body> |
| </html> |
