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firefox/devtools/client/responsive/test/browser/browser_screenshot_button.js
Daniel Baumann 5e9a113729
Adding upstream version 140.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-25 09:37:52 +02:00

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JavaScript

/* Any copyright is dedicated to the Public Domain.
http://creativecommons.org/publicdomain/zero/1.0/ */
"use strict";
// Test global screenshot button
const TEST_URL = "data:text/html;charset=utf-8,";
addRDMTask(TEST_URL, async function ({ ui }) {
const { toolWindow } = ui;
const { store, document } = toolWindow;
info("Click the screenshot button");
const screenshotButton = document.getElementById("screenshot-button");
screenshotButton.click();
const whenScreenshotSucceeded = waitUntilScreenshot();
const filePath = await whenScreenshotSucceeded;
const image = new Image();
image.src = PathUtils.toFileURI(filePath);
await once(image, "load");
// We have only one viewport at the moment
const viewport = store.getState().viewports[0];
const ratio = window.devicePixelRatio;
is(
image.width,
viewport.width * ratio,
"screenshot width has the expected width"
);
is(
image.height,
viewport.height * ratio,
"screenshot width has the expected height"
);
await IOUtils.remove(filePath);
await resetDownloads();
});