/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
"use strict";
/* import-globals-from ../../mochitest/layout.js */
Services.scriptloader.loadSubScript(
"chrome://mochitests/content/browser/gfx/layers/apz/test/mochitest/apz_test_native_event_utils.js",
this
);
async
function testContentBounds(browser, acc) {
let [expectedX, expectedY, expectedWidth, expectedHeight] =
await getContentBoundsForDOMElm(browser, getAccessibleDOMNodeID(acc));
let contentDPR = await getContentDPR(browser);
let [x, y, width, height] = getBounds(acc, contentDPR);
let prettyAccName = prettyName(acc);
is(x, expectedX,
"Wrong x coordinate of " + prettyAccName);
is(y, expectedY,
"Wrong y coordinate of " + prettyAccName);
is(width, expectedWidth,
"Wrong width of " + prettyAccName);
Assert.greaterOrEqual(
height,
expectedHeight,
"Wrong height of " + prettyAccName
);
}
async
function runTests(browser, accDoc) {
let p1 = findAccessibleChildByID(accDoc,
"p1");
let p2 = findAccessibleChildByID(accDoc,
"p2");
let imgmap = findAccessibleChildByID(accDoc,
"imgmap");
if (!imgmap.childCount) {
// An image map may not be available even after the doc and image load
// is complete. We don't recieve any DOM events for this change either,
// so we need to wait for a REORDER.
await waitForEvent(EVENT_REORDER,
"imgmap");
}
let area = imgmap.firstChild;
await testContentBounds(browser, p1);
await testContentBounds(browser, p2);
await testContentBounds(browser, area);
await SpecialPowers.spawn(browser, [], () => {
const { Layout } = ChromeUtils.importESModule(
"chrome://mochitests/content/browser/accessible/tests/browser/Layout.sys.mjs"
);
Layout.zoomDocument(content.document, 2.0);
});
await testContentBounds(browser, p1);
await testContentBounds(browser, p2);
await testContentBounds(browser, area);
}
/**
* Test accessible boundaries when page is zoomed
*/
addAccessibleTask(
`
<p id=
"p1">para 1</p><p id=
"p2">para 2</p>
<map name=
"atoz_map" id=
"map">
<area id=
"area1" href=
"http://mozilla.org"
coords=17,0,30,14
" alt="mozilla.org
" shape="rect
">
</map>
<img id=
"imgmap" width=
"447" height=
"15"
usemap=
"#atoz_map"
src=
"http://example.com/a11y/accessible/tests/mochitest/letters.gif">`,
runTests,
{ iframe:
true, remoteIframe:
true }
);
/**
* Test accessible bounds after APZ.
*/
addAccessibleTask(
`
<div id=
"test" style=
"background:green; height: 100px; width: 100px;">I am square</div>
`,
async
function (browser, accDoc) {
const test = findAccessibleChildByID(accDoc,
"test");
info(
"Verifying initial bounds");
await testContentBounds(browser, test, 100, 100);
let contentDPR = await getContentDPR(browser);
const [, , width, height] = getBounds(test, contentDPR);
info(
"Pinch zooming...");
await SpecialPowers.spawn(browser, [], async () => {
const visualScrollPromise =
new Promise(resolve => {
content.window.visualViewport.addEventListener(
"scroll", resolve, {
once:
true,
});
});
const utils = SpecialPowers.getDOMWindowUtils(content.window);
utils.setResolutionAndScaleTo(2);
utils.scrollToVisual(
200,
200,
utils.UPDATE_TYPE_MAIN_THREAD,
utils.SCROLL_MODE_INSTANT
);
await visualScrollPromise;
});
info(
"Verifying scaled bounds");
contentDPR = await getContentDPR(browser);
const [newX, newY, newWidth, newHeight] = getBounds(test, contentDPR);
// We pinch zoom to the right of the square,
// which means its coords become off-screen
// (negative).
Assert.less(newX, 0,
"X coord should be smaller than 0");
Assert.less(newY, 0,
"Y coord should be smaller than 0");
// Because we zoomed in, width and height should
// be larger than they were before.
Assert.greater(newWidth, width,
"Width should be larger than old width");
Assert.greater(
newHeight,
height,
"Height should be larger than old height"
);
},
{ iframe:
true, remoteIframe:
true }
);