Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
/* 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
"use strict";
// Make sure that the inset() highlighter displays correctly when using pixels
// on top of screen %.
const TEST_URL = URL_ROOT + "doc_inspector_highlighter_cssshapes-percent.html";
const HIGHLIGHTER_TYPE = "ShapesHighlighter";
add_task(async function () {
const { inspector, highlighterTestFront } = await openInspectorForURL(
TEST_URL
);
const front = inspector.inspectorFront;
const highlighter = await front.getHighlighterByType(HIGHLIGHTER_TYPE);
await insetHasCorrectAttrs(highlighterTestFront, inspector, highlighter);
await highlighter.finalize();
});
async function insetHasCorrectAttrs(
highlighterTestFront,
inspector,
highlighterFront
) {
info("Testing inset() editor using pixels on page %");
const top = 10;
const right = 20;
const bottom = 30;
const left = 40;
// Set the clip-path property
await SpecialPowers.spawn(
gBrowser.selectedBrowser,
[top, right, bottom, left],
(t, r, b, l) => {
content.document.querySelector(
"#inset"
).style.clipPath = `inset(${t}px ${r}px ${b}px ${l}px)`;
}
);
// Get width and height of page
const { innerWidth, innerHeight } = await SpecialPowers.spawn(
gBrowser.selectedBrowser,
[],
() => {
return {
innerWidth: content.innerWidth,
innerHeight: content.innerHeight,
};
}
);
const insetNode = await getNodeFront("#inset", inspector);
await highlighterFront.show(insetNode, { mode: "cssClipPath" });
const x = parseFloat(
await highlighterTestFront.getHighlighterNodeAttribute(
"shapes-rect",
"x",
highlighterFront
)
);
const y = parseFloat(
await highlighterTestFront.getHighlighterNodeAttribute(
"shapes-rect",
"y",
highlighterFront
)
);
const width = parseFloat(
await highlighterTestFront.getHighlighterNodeAttribute(
"shapes-rect",
"width",
highlighterFront
)
);
const height = parseFloat(
await highlighterTestFront.getHighlighterNodeAttribute(
"shapes-rect",
"height",
highlighterFront
)
);
// Convert pixels to screen percentage
const expectedX = (left / innerWidth) * 100;
const expectedY = (top / innerHeight) * 100;
const expectedWidth = ((innerWidth - (left + right)) / innerWidth) * 100;
const expectedHeight = ((innerHeight - (top + bottom)) / innerHeight) * 100;
ok(
floatEq(x, expectedX),
`Rect highlighter has correct x (got ${x}, expected ${expectedX})`
);
ok(
floatEq(y, expectedY),
`Rect highlighter has correct y (got ${y}, expected ${expectedY})`
);
ok(
floatEq(width, expectedWidth),
`Rect highlighter has correct width (got ${width}, expected ${expectedWidth})`
);
ok(
floatEq(height, expectedHeight),
`Rect highlighter has correct height (got ${height}, expected ${expectedHeight})`
);
}
/**
* Compare two floats with a tolerance of 0.1
*/
function floatEq(f1, f2) {
return Math.abs(f1 - f2) < 0.1;
}