| <!DOCTYPE HTML> |
| <title>mediaDevices.getSupportedConstraints</title> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| |
| // Tests that getSupportedConstraints() returns what it should. |
| test(function() { |
| supported_constraints = navigator.mediaDevices.getSupportedConstraints(); |
| assert_true(supported_constraints.width); |
| assert_true(supported_constraints.height); |
| assert_true(supported_constraints.aspectRatio); |
| assert_true(supported_constraints.frameRate); |
| assert_true(supported_constraints.facingMode); |
| assert_true(supported_constraints.resizeMode); |
| assert_true(supported_constraints.volume); |
| assert_true(supported_constraints.sampleRate); |
| assert_true(supported_constraints.sampleSize); |
| assert_true(supported_constraints.echoCancellation); |
| assert_true(supported_constraints.autoGainControl); |
| assert_true(supported_constraints.noiseSuppression); |
| assert_true(supported_constraints.latency); |
| assert_true(supported_constraints.channelCount); |
| assert_true(supported_constraints.deviceId); |
| assert_true(supported_constraints.groupId); |
| // All non-supported values are "undefined". |
| assert_true(supported_constraints.nonsense === undefined); |
| }, 'Supported constraints returns good data'); |
| |
| </script> |
