124 lines
3.6 KiB
JavaScript
124 lines
3.6 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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* http://creativecommons.org/publicdomain/zero/1.0/ */
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"use strict";
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add_task(async function documentSmallerThanViewport({ client }) {
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const { Page } = client;
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await loadURL(toDataURL("<div>Hello world"));
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const { contentSize, layoutViewport } = await Page.getLayoutMetrics();
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await checkContentSize(contentSize);
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await checkLayoutViewport(layoutViewport);
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is(
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contentSize.x,
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layoutViewport.pageX,
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"X position of content is equal to layout viewport"
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);
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is(
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contentSize.y,
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layoutViewport.pageY,
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"Y position of content is equal to layout viewport"
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);
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Assert.lessOrEqual(
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contentSize.width,
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layoutViewport.clientWidth,
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"Width of content is smaller than the layout viewport"
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);
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Assert.lessOrEqual(
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contentSize.height,
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layoutViewport.clientHeight,
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"Height of content is smaller than the layout viewport"
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);
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});
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add_task(async function documentLargerThanViewport({ client }) {
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const { Page } = client;
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await loadURL(toDataURL("<div style='margin: 150vh 0 0 150vw'>Hello world"));
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const { contentSize, layoutViewport } = await Page.getLayoutMetrics();
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await checkContentSize(contentSize);
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await checkLayoutViewport(layoutViewport, { scrollbars: true });
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is(
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contentSize.x,
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layoutViewport.pageX,
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"X position of content is equal to layout viewport"
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);
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is(
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contentSize.y,
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layoutViewport.pageY,
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"Y position of content is equal to layout viewport"
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);
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Assert.greater(
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contentSize.width,
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layoutViewport.clientWidth,
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"Width of content is larger than the layout viewport"
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);
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Assert.greater(
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contentSize.height,
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layoutViewport.clientHeight,
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"Height of content is larger than the layout viewport"
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);
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});
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add_task(async function documentLargerThanViewportScrolledXY({ client }) {
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const { Page } = client;
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await loadURL(toDataURL("<div style='margin: 150vh 0 0 150vw'>Hello world"));
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await SpecialPowers.spawn(gBrowser.selectedBrowser, [], () => {
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content.scrollTo(50, 100);
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});
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const { contentSize, layoutViewport } = await Page.getLayoutMetrics();
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await checkContentSize(contentSize);
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await checkLayoutViewport(layoutViewport, { scrollbars: true });
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is(
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layoutViewport.pageX,
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contentSize.x + 50,
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"X position of content is equal to layout viewport"
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);
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is(
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layoutViewport.pageY,
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contentSize.y + 100,
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"Y position of content is equal to layout viewport"
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);
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Assert.greater(
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contentSize.width,
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layoutViewport.clientWidth,
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"Width of content is larger than the layout viewport"
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);
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Assert.greater(
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contentSize.height,
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layoutViewport.clientHeight,
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"Height of content is larger than the layout viewport"
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);
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});
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async function checkContentSize(rect) {
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const expected = await getContentSize();
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is(rect.x, expected.x, "Expected x position returned");
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is(rect.y, expected.y, "Expected y position returned");
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is(rect.width, expected.width, "Expected width returned");
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is(rect.height, expected.height, "Expected height returned");
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}
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async function checkLayoutViewport(viewport, options = {}) {
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const { scrollbars = false } = options;
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const expected = await getViewportSize();
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if (scrollbars) {
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const { width, height } = await getScrollbarSize();
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expected.width -= width;
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expected.height -= height;
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}
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is(viewport.pageX, expected.x, "Expected x position returned");
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is(viewport.pageY, expected.y, "Expected y position returned");
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is(viewport.clientWidth, expected.width, "Expected width returned");
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is(viewport.clientHeight, expected.height, "Expected height returned");
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}
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