55 lines
1.7 KiB
JavaScript
55 lines
1.7 KiB
JavaScript
'use strict';
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// These tests rely on the User Agent providing an implementation of
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// platform image capture backends.
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//
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// In Chromium-based browsers this implementation is provided by a polyfill
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// in order to reduce the amount of test-only code shipped to users. To enable
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// these tests the browser must be run with these options:
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//
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// --enable-blink-features=MojoJS,MojoJSTest
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async function loadChromiumResources() {
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await import('/resources/chromium/mock-imagecapture.js');
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}
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async function initialize_image_capture_tests() {
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if (typeof ImageCaptureTest === 'undefined') {
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const script = document.createElement('script');
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script.src = '/resources/test-only-api.js';
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script.async = false;
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const p = new Promise((resolve, reject) => {
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script.onload = () => { resolve(); };
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script.onerror = e => { reject(e); };
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})
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document.head.appendChild(script);
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await p;
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if (isChromiumBased) {
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await loadChromiumResources();
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}
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}
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assert_implements(ImageCaptureTest, 'ImageCaptureTest is unavailable');
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let imageCaptureTest = new ImageCaptureTest();
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await imageCaptureTest.initialize();
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return imageCaptureTest;
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}
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function image_capture_test(func, name, properties) {
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promise_test(async (t) => {
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let imageCaptureTest = await initialize_image_capture_tests();
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try {
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await func(t, imageCaptureTest);
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} finally {
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await imageCaptureTest.reset();
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};
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}, name, properties);
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}
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function assert_point2d_array_approx_equals(actual, expected, epsilon) {
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assert_equals(actual.length, expected.length, 'length');
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for (var i = 0; i < actual.length; ++i) {
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assert_approx_equals(actual[i].x, expected[i].x, epsilon, 'x');
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assert_approx_equals(actual[i].y, expected[i].y, epsilon, 'y');
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}
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}
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