| <!DOCTYPE html> |
| <title>Service Worker: Mime type checking of CSS files fetched via SW.</title> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/common/get-host-info.sub.js"></script> |
| <script src="resources/test-helpers.sub.js"></script> |
| <script> |
| |
| function getElementColorInFrame(frame, id) { |
| var element = frame.contentDocument.getElementById(id); |
| var style = frame.contentWindow.getComputedStyle(element, ''); |
| return style['color']; |
| } |
| |
| promise_test(function(t) { |
| var SCOPE = |
| 'resources/fetch-request-css-cross-origin-mime-check-iframe.html'; |
| var SCRIPT = |
| 'resources/fetch-request-css-cross-origin-mime-check-worker.js'; |
| var EXPECTED_COLOR = 'rgb(0, 0, 255)'; |
| |
| return service_worker_unregister_and_register(t, SCRIPT, SCOPE) |
| .then(r => wait_for_state(t, r.installing, 'activated')) |
| .then(_ => with_iframe(SCOPE) ) |
| .then(f => { |
| assert_equals( |
| getElementColorInFrame(f, 'crossOriginCss'), |
| EXPECTED_COLOR, |
| 'The color must be overridden by cross origin CSS.'); |
| assert_equals( |
| getElementColorInFrame(f, 'crossOriginHtml'), |
| EXPECTED_COLOR, |
| 'The color must not be overridden by cross origin non CSS file.'); |
| assert_equals( |
| getElementColorInFrame(f, 'sameOriginCss'), |
| EXPECTED_COLOR, |
| 'The color must be overridden by same origin CSS.'); |
| assert_equals( |
| getElementColorInFrame(f, 'sameOriginHtml'), |
| EXPECTED_COLOR, |
| 'The color must be overridden by same origin non CSS file.'); |
| assert_equals( |
| getElementColorInFrame(f, 'synthetic'), |
| EXPECTED_COLOR, |
| 'The color must be overridden by synthetic CSS.'); |
| f.remove(); |
| return service_worker_unregister_and_done(t, SCOPE); |
| }); |
| }, 'Mime type checking of CSS files fetched via SW.'); |
| </script> |
