| <!DOCTYPE html> |
| <meta charset="utf-8"> |
| <title>Setting a default presentation request</title> |
| <link rel="author" title="Tomoyuki Shimizu" href="https://github.com/tomoyukilabs"> |
| <link rel="help" href="http://w3c.github.io/presentation-api/#controlling-user-agent"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <script> |
| test(() => { |
| assert_equals(navigator.presentation.defaultRequest, null, 'The initial value of the default presentation request is null.'); |
| |
| const request = new PresentationRequest('https://example.org/'); |
| navigator.presentation.defaultRequest = request; |
| assert_equals(navigator.presentation.defaultRequest, request, 'The default presentation request is set to an instance of PresentationRequest.'); |
| |
| assert_throws_js(TypeError, () => { |
| navigator.presentation.defaultRequest = {}; |
| }, 'The default presentation request cannot be set to any value but an instance of PresentationRequest or null.'); |
| |
| navigator.presentation.defaultRequest = null; |
| assert_equals(navigator.presentation.defaultRequest, null, 'The default presentation request is set to null.'); |
| }); |
| </script> |
