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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-28 14:29:10 +0000 |
| commit | 2aa4a82499d4becd2284cdb482213d541b8804dd (patch) | |
| tree | b80bf8bf13c3766139fbacc530efd0dd9d54394c /devtools/server/tests/chrome/test_inspector_getImageDataFromURL.html | |
| parent | Initial commit. (diff) | |
| download | firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.tar.xz firefox-2aa4a82499d4becd2284cdb482213d541b8804dd.zip | |
Adding upstream version 86.0.1.upstream/86.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/server/tests/chrome/test_inspector_getImageDataFromURL.html')
| -rw-r--r-- | devtools/server/tests/chrome/test_inspector_getImageDataFromURL.html | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/devtools/server/tests/chrome/test_inspector_getImageDataFromURL.html b/devtools/server/tests/chrome/test_inspector_getImageDataFromURL.html new file mode 100644 index 0000000000..f8496fce5e --- /dev/null +++ b/devtools/server/tests/chrome/test_inspector_getImageDataFromURL.html @@ -0,0 +1,116 @@ +<!DOCTYPE HTML> +<html> +<!-- +Tests for InspectorActor.getImageDataFromURL() in following cases: + * Normal case, image loads after a small delay. + * Image takes too long to load (the method rejects after a timeout). + * Image fails to load. + +https://bugzilla.mozilla.org/show_bug.cgi?id=1192536 +--> +<head> + <meta charset="utf-8"> + <title>Test for Bug 1192536</title> + + <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script> + <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css"> + <script type="application/javascript" src="inspector-helpers.js"></script> + <script type="application/javascript"> +"use strict"; + +const PATH = "http://mochi.test:8888/chrome/devtools/server/tests/chrome/"; +const BASE_IMAGE = PATH + "inspector-delay-image-response.sjs"; +const DELAYED_IMAGE = BASE_IMAGE + "?delay=300"; +const TIMEOUT_IMAGE = BASE_IMAGE + "?delay=50000"; +const NONEXISTENT_IMAGE = PATH + "this-does-not-exist.png"; + +window.onload = function() { + SimpleTest.waitForExplicitFinish(); + runNextTest(); +}; + +function pushPref(preferenceName, value) { + return new Promise(resolve => { + const options = {"set": [[preferenceName, value]]}; + SpecialPowers.pushPrefEnv(options, resolve); + }); +} + +let gInspector = null; + +addTest(async function setup() { + const url = document.getElementById("inspectorContent").href; + const { target } = await attachURL(url); + gInspector = await target.getFront("inspector"); + runNextTest(); +}); + +addTest(async function testTimeout() { + info("Testing that the method aborts if the image takes too long to load."); + + // imageToImageData() only times out when flags.testing is not set. + await pushPref("devtools.testing", false); + + ensureRejects(gInspector.getImageDataFromURL(TIMEOUT_IMAGE), + "Image that loads for too long").then(runNextTest); +}); + +addTest(async function testNonExistentImage() { + info("Testing that non-existent image causes a rejection."); + + // This test shouldn't hit the timeout. + await pushPref("devtools.testing", true); + + ensureRejects(gInspector.getImageDataFromURL(NONEXISTENT_IMAGE), + "Non-existent image").then(runNextTest); +}); + +addTest(async function testNormalImage() { + info("Testing that the method waits for an image to load."); + + // This test shouldn't hit the timeout. + await pushPref("devtools.testing", true); + + checkImageData(gInspector.getImageDataFromURL(DELAYED_IMAGE)).then(runNextTest); +}); + +addTest(function cleanup() { + gInspector = null; + runNextTest(); +}); + +/** + * Asserts that the given promise rejects. + */ +function ensureRejects(promise, desc) { + return promise.then(() => { + ok(false, desc + ": promise resolved unexpectedly."); + }, () => { + ok(true, desc + ": promise rejected as expected."); + }); +} + +/** + * Waits for the call to getImageData() the resolve and checks that the image + * size is reported correctly. + */ +function checkImageData(promise, { width, height } = { width: 1, height: 1 }) { + return promise.then(({ size }) => { + is(size.naturalWidth, width, "The width is correct."); + is(size.naturalHeight, height, "The height is correct."); + }); +} + + </script> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1192536">Mozilla Bug 1192536</a> +<a id="inspectorContent" target="_blank" href="inspector_getImageData.html">Test Document</a> +<p id="display"></p> +<div id="content" style="display: none"> + +</div> +<pre id="test"> +</pre> +</body> +</html> |