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/* 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 CSS shapes highlighters have the correct size
// in different zoom levels and with different geometry-box.
const TEST_URL = URL_ROOT + "doc_inspector_highlighter_cssshapes.html";
const HIGHLIGHTER_TYPE = "ShapesHighlighter";
const TEST_LEVELS = [0.5, 1, 2];
add_task(async function () {
const inspector = await openInspectorForURL(TEST_URL);
const helper = await getHighlighterHelperFor(HIGHLIGHTER_TYPE)(inspector);
const { highlighterTestFront } = inspector;
await testZoomSize(highlighterTestFront, helper);
await testGeometryBox(helper);
await testStrokeBox(helper);
await helper.finalize();
});
async function testZoomSize(highlighterTestFront, helper) {
await helper.show("#polygon", { mode: "cssClipPath" });
const quads = await getAllAdjustedQuadsForContentPageElement("#polygon");
const { top, left, width, height } = quads.border[0].bounds;
const expectedStyle = `top:${top}px;left:${left}px;width:${width}px;height:${height}px;`;
// The top/left/width/height of the highlighter should not change at any zoom level.
// It should always match the element being highlighted.
for (const zoom of TEST_LEVELS) {
info(`Setting zoom level to ${zoom}.`);
const onHighlighterUpdated = highlighterTestFront.once(
"highlighter-updated"
);
// we need to await here to ensure the event listener was registered.
await highlighterTestFront.registerOneTimeHighlighterUpdate(helper.actorID);
setContentPageZoomLevel(zoom);
await onHighlighterUpdated;
const style = await helper.getElementAttribute(
"shapes-shape-container",
"style"
);
is(
style,
expectedStyle,
`Highlighter has correct quads at zoom level ${zoom}`
);
}
// reset zoom
setContentPageZoomLevel(1);
}
async function testGeometryBox(helper) {
await helper.show("#ellipse", { mode: "cssClipPath" });
let quads = await getAllAdjustedQuadsForContentPageElement("#ellipse");
const {
top: cTop,
left: cLeft,
width: cWidth,
height: cHeight,
} = quads.content[0].bounds;
let expectedStyle =
`top:${cTop}px;left:${cLeft}px;` + `width:${cWidth}px;height:${cHeight}px;`;
let style = await helper.getElementAttribute(
"shapes-shape-container",
"style"
);
is(style, expectedStyle, "Highlighter has correct quads for content-box");
await helper.show("#ellipse-padding-box", { mode: "cssClipPath" });
quads = await getAllAdjustedQuadsForContentPageElement(
"#ellipse-padding-box"
);
const {
top: pTop,
left: pLeft,
width: pWidth,
height: pHeight,
} = quads.padding[0].bounds;
expectedStyle =
`top:${pTop}px;left:${pLeft}px;` + `width:${pWidth}px;height:${pHeight}px;`;
style = await helper.getElementAttribute("shapes-shape-container", "style");
is(style, expectedStyle, "Highlighter has correct quads for padding-box");
}
async function testStrokeBox(helper) {
// #rect has a stroke and doesn't have the clip-path option stroke-box,
// so we must adjust the quads to reflect the object bounding box.
await helper.show("#rect", { mode: "cssClipPath" });
const quads = await getAllAdjustedQuadsForContentPageElement("#rect");
const { top, left, width, height } = quads.border[0].bounds;
const { highlightedNode } = helper;
const computedStyle = await highlightedNode.getComputedStyle();
const strokeWidth = computedStyle["stroke-width"].value;
const delta = parseFloat(strokeWidth) / 2;
const expectedStyle =
`top:${top + delta}px;left:${left + delta}px;` +
`width:${width - 2 * delta}px;height:${height - 2 * delta}px;`;
const style = await helper.getElementAttribute(
"shapes-shape-container",
"style"
);
is(
style,
expectedStyle,
"Highlighter has correct quads for SVG rect with stroke and stroke-box"
);
}