mozilla-central/remote/cdp/test/browser/page/browser_getLayoutMetrics.js (file symbol)

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Test Info: Warnings

/* Any copyright is dedicated to the Public Domain.
"use strict";
add_task(async function documentSmallerThanViewport({ client }) {
const { Page } = client;
await loadURL(toDataURL("<div>Hello world"));
const { contentSize, layoutViewport } = await Page.getLayoutMetrics();
await checkContentSize(contentSize);
await checkLayoutViewport(layoutViewport);
is(
contentSize.x,
layoutViewport.pageX,
"X position of content is equal to layout viewport"
);
is(
contentSize.y,
layoutViewport.pageY,
"Y position of content is equal to layout viewport"
);
Assert.lessOrEqual(
contentSize.width,
layoutViewport.clientWidth,
"Width of content is smaller than the layout viewport"
);
Assert.lessOrEqual(
contentSize.height,
layoutViewport.clientHeight,
"Height of content is smaller than the layout viewport"
);
});
add_task(async function documentLargerThanViewport({ client }) {
const { Page } = client;
await loadURL(toDataURL("<div style='margin: 150vh 0 0 150vw'>Hello world"));
const { contentSize, layoutViewport } = await Page.getLayoutMetrics();
await checkContentSize(contentSize);
await checkLayoutViewport(layoutViewport, { scrollbars: true });
is(
contentSize.x,
layoutViewport.pageX,
"X position of content is equal to layout viewport"
);
is(
contentSize.y,
layoutViewport.pageY,
"Y position of content is equal to layout viewport"
);
Assert.greater(
contentSize.width,
layoutViewport.clientWidth,
"Width of content is larger than the layout viewport"
);
Assert.greater(
contentSize.height,
layoutViewport.clientHeight,
"Height of content is larger than the layout viewport"
);
});
add_task(async function documentLargerThanViewportScrolledXY({ client }) {
const { Page } = client;
await loadURL(toDataURL("<div style='margin: 150vh 0 0 150vw'>Hello world"));
await SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => {
content.scrollTo(50, 100);
});
const { contentSize, layoutViewport } = await Page.getLayoutMetrics();
await checkContentSize(contentSize);
await checkLayoutViewport(layoutViewport, { scrollbars: true });
is(
layoutViewport.pageX,
contentSize.x + 50,
"X position of content is equal to layout viewport"
);
is(
layoutViewport.pageY,
contentSize.y + 100,
"Y position of content is equal to layout viewport"
);
Assert.greater(
contentSize.width,
layoutViewport.clientWidth,
"Width of content is larger than the layout viewport"
);
Assert.greater(
contentSize.height,
layoutViewport.clientHeight,
"Height of content is larger than the layout viewport"
);
});
async function checkContentSize(rect) {
const expected = await getContentSize();
is(rect.x, expected.x, "Expected x position returned");
is(rect.y, expected.y, "Expected y position returned");
is(rect.width, expected.width, "Expected width returned");
is(rect.height, expected.height, "Expected height returned");
}
async function checkLayoutViewport(viewport, options = {}) {
const { scrollbars = false } = options;
const expected = await getViewportSize();
if (scrollbars) {
const { width, height } = await getScrollbarSize();
expected.width -= width;
expected.height -= height;
}
is(viewport.pageX, expected.x, "Expected x position returned");
is(viewport.pageY, expected.y, "Expected y position returned");
is(viewport.clientWidth, expected.width, "Expected width returned");
is(viewport.clientHeight, expected.height, "Expected height returned");
}