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Test Info:
- Manifest: layout/base/tests/browser.toml
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Tests that anonymous content inserted via insertAnonymousContent gets a
// frame (and thus a non-empty layout rect) when the document is an SVG
const SVG_DATA_URI =
"data:image/svg+xml," +
encodeURIComponent(
`<rect x='10' y='10' width='100' height='100' fill='purple'/>` +
`</svg>`
);
async function doTest() {
function waitForFrame() {
return new Promise(r => {
content.requestAnimationFrame(() => {
content.requestAnimationFrame(r);
});
});
}
await waitForFrame();
{
let children = InspectorUtils.getChildrenForNode(
content.document,
true,
true
);
is(children.length, 1, "Shouldn't have existing anon content (document)");
}
{
let children = InspectorUtils.getChildrenForNode(
content.document.documentElement,
true,
true
).filter(n => !["scrollbar", "scrollcorner"].includes(n.tagName));
is(
children.length,
1,
"Shouldn't have existing anon content (documentElement)"
);
}
let ac = content.document.insertAnonymousContent();
ac.root.innerHTML = `<div style="position: absolute; width: 50px; height: 30px;">anonymous content</div>`;
let div = ac.root.querySelector("div");
let rect = div.getBoundingClientRect();
Assert.greater(
rect.width,
0,
"Anonymous content in an SVG document should have a non-zero width"
);
Assert.greater(
rect.height,
0,
"Anonymous content in an SVG document should have a non-zero height"
);
content.document.removeAnonymousContent(ac);
}
add_task(async function () {
// AccessibleCaret inserts anonymous content into the document too early to
// reproduce this.
await SpecialPowers.pushPrefEnv({
set: [
["layout.accessiblecaret.enabled", false],
["layout.accessiblecaret.enabled_on_touch", false],
],
});
await BrowserTestUtils.withNewTab(
{ gBrowser, url: SVG_DATA_URI },
async function (browser) {
await SpecialPowers.spawn(browser, [], doTest);
}
);
});