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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
| commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
| tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /devtools/server/tests/chrome/test_inspector_getImageData.html | |
| parent | Initial commit. (diff) | |
| download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip | |
Adding upstream version 115.7.0esr.upstream/115.7.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'devtools/server/tests/chrome/test_inspector_getImageData.html')
| -rw-r--r-- | devtools/server/tests/chrome/test_inspector_getImageData.html | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/devtools/server/tests/chrome/test_inspector_getImageData.html b/devtools/server/tests/chrome/test_inspector_getImageData.html new file mode 100644 index 0000000000..d95b0e5fd3 --- /dev/null +++ b/devtools/server/tests/chrome/test_inspector_getImageData.html @@ -0,0 +1,142 @@ +<!DOCTYPE HTML> +<html> +<!-- +https://bugzilla.mozilla.org/show_bug.cgi?id=932937 +--> +<head> + <meta charset="utf-8"> + <title>Test for Bug 932937</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"; + +window.onload = function() { + SimpleTest.waitForExplicitFinish(); + runNextTest(); +}; + +let gWalker = null; + +addTest(async function setup() { + const url = document.getElementById("inspectorContent").href; + const { target } = await attachURL(url); + const inspector = await target.getFront("inspector"); + gWalker = inspector.walker; + runNextTest(); +}); + +addTest(async function testLargeImage() { + // Select the image node from the test page + const img = await gWalker.querySelector(gWalker.rootNode, ".big-horizontal"); + ok(img, "Image node found in the test page"); + ok(img.getImageData, "Image node has the getImageData function"); + const imageData = await img.getImageData(100); + ok(imageData.data, "Image data actor was sent back"); + ok(imageData.size, "Image size info was sent back too"); + is(imageData.size.naturalWidth, 5333, "Natural width of the image correct"); + is(imageData.size.naturalHeight, 3000, "Natural width of the image correct"); + ok(imageData.size.resized, "Image was resized"); + const str = await imageData.data.string(); + ok(str, "We have an image data string!"); + testResizing(imageData, str); +}); + +addTest(async function testLargeCanvas() { + // Select the canvas node from the test page + const canvas = await gWalker.querySelector(gWalker.rootNode, ".big-vertical"); + ok(canvas, "Image node found in the test page"); + ok(canvas.getImageData, "Image node has the getImageData function"); + const imageData = await canvas.getImageData(350); + ok(imageData.data, "Image data actor was sent back"); + ok(imageData.size, "Image size info was sent back too"); + is(imageData.size.naturalWidth, 1000, "Natural width of the image correct"); + is(imageData.size.naturalHeight, 2000, "Natural width of the image correct"); + ok(imageData.size.resized, "Image was resized"); + const str = await imageData.data.string(); + ok(str, "We have an image data string!"); + testResizing(imageData, str); +}); + +addTest(async function testSmallImage() { + // Select the small image node from the test page + const img = await gWalker.querySelector(gWalker.rootNode, ".small"); + ok(img, "Image node found in the test page"); + ok(img.getImageData, "Image node has the getImageData function"); + const imageData = await img.getImageData(); + ok(imageData.data, "Image data actor was sent back"); + ok(imageData.size, "Image size info was sent back too"); + is(imageData.size.naturalWidth, 245, "Natural width of the image correct"); + is(imageData.size.naturalHeight, 240, "Natural width of the image correct"); + ok(!imageData.size.resized, "Image was NOT resized"); + const str = await imageData.data.string(); + ok(str, "We have an image data string!"); + testResizing(imageData, str); +}); + +addTest(async function testDataImage() { + // Select the data image node from the test page + const img = await gWalker.querySelector(gWalker.rootNode, ".data"); + ok(img, "Image node found in the test page"); + ok(img.getImageData, "Image node has the getImageData function"); + const imageData = await img.getImageData(14); + ok(imageData.data, "Image data actor was sent back"); + ok(imageData.size, "Image size info was sent back too"); + is(imageData.size.naturalWidth, 28, "Natural width of the image correct"); + is(imageData.size.naturalHeight, 28, "Natural width of the image correct"); + ok(imageData.size.resized, "Image was resized"); + const str = await imageData.data.string(); + ok(str, "We have an image data string!"); + testResizing(imageData, str); +}); + +addTest(async function testNonImgOrCanvasElements() { + const body = await gWalker.querySelector(gWalker.rootNode, "body"); + await ensureRejects(body.getImageData(), "Invalid element"); + runNextTest(); +}); + +addTest(function cleanup() { + gWalker = null; + runNextTest(); +}); + +/** + * Checks if the server told the truth about resizing the image + */ +function testResizing(imageData, str) { + const img = document.createElement("img"); + img.addEventListener("load", () => { + const resized = !(img.naturalWidth == imageData.size.naturalWidth && + img.naturalHeight == imageData.size.naturalHeight); + is(imageData.size.resized, resized, "Server told the truth about resizing"); + runNextTest(); + }); + img.src = str; +} + +/** + * 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."); + }); +} + </script> +</head> +<body> +<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=932937">Mozilla Bug 932937</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> |