Source code
Revision control
Copy as Markdown
Other Tools
Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
add_setup(async function () {
await SpecialPowers.pushPrefEnv({
set: [["test.wait300msAfterTabSwitch", true]],
});
});
add_task(async function test_textSelectedDuringScreenshot() {
await BrowserTestUtils.withNewTab(
{
gBrowser,
url: SELECTION_TEST_PAGE,
},
async browser => {
let helper = new ScreenshotsHelper(browser);
let rect = await helper.getTestPageElementRect("selection");
await SpecialPowers.spawn(browser, [], async () => {
let selection = content.window.getSelection();
let elToSelect = content.document.getElementById("selection");
let range = content.document.createRange();
range.selectNode(elToSelect);
selection.addRange(range);
});
helper.triggerUIFromToolbar();
await helper.waitForOverlay();
await helper.clickTestPageElement("selection");
// The selection doesn't get cleared in the tests so just manually
// remove the selection here.
// In real scenarios, the selection is cleared when the page is
// interacted with.
await SpecialPowers.spawn(browser, [], async () => {
let selection = content.window.getSelection();
selection.removeAllRanges();
});
let clipboardChanged = helper.waitForRawClipboardChange(
Math.round(rect.width),
Math.round(rect.height),
{ allPixels: true }
);
await helper.clickCopyButton();
info("Waiting for clipboard change");
let result = await clipboardChanged;
let allPixels = result.allPixels;
info(`${typeof allPixels}, ${allPixels.length}`);
let sumOfPixels = Object.values(allPixels).reduce(
(accumulator, currentVal) => accumulator + currentVal,
0
);
Assert.less(
sumOfPixels,
allPixels.length * 255,
"Sum of pixels is less than all white pixels"
);
}
);
});
add_task(async function test_textSelectedDuringVisibleScreenshot() {
await BrowserTestUtils.withNewTab(
{
gBrowser,
url: SELECTION_TEST_PAGE,
},
async browser => {
let helper = new ScreenshotsHelper(browser);
let contentInfo = await helper.getContentDimensions();
let devicePixelRatio = await getContentDevicePixelRatio(browser);
let expectedWidth = Math.floor(
devicePixelRatio * contentInfo.clientWidth
);
let expectedHeight = Math.floor(
devicePixelRatio * contentInfo.clientHeight
);
await SpecialPowers.spawn(browser, [], async () => {
let selection = content.window.getSelection();
let elToSelect = content.document.getElementById("selection");
let range = content.document.createRange();
range.selectNode(elToSelect);
selection.addRange(range);
});
helper.triggerUIFromToolbar();
await helper.waitForOverlay();
let screenshotReady = TestUtils.topicObserved(
"screenshots-preview-ready"
);
let panel = gBrowser.selectedBrowser.ownerDocument.querySelector(
helper.selector.panel
);
// click the visible page button in panel
let visiblePageButton = panel
.querySelector("screenshots-buttons")
.shadowRoot.querySelector("#visible-page");
visiblePageButton.click();
await screenshotReady;
let copyButton = helper.getDialogButton("copy");
ok(copyButton, "Got the copy button");
let clipboardChanged = helper.waitForRawClipboardChange(
expectedWidth,
expectedHeight,
{ allPixels: true }
);
copyButton.click();
info("Waiting for clipboard change");
let result = await clipboardChanged;
let allPixels = result.allPixels;
info(`${typeof allPixels}, ${allPixels.length}`);
let sumOfPixels = Object.values(allPixels).reduce(
(accumulator, currentVal) => accumulator + currentVal,
0
);
Assert.less(
sumOfPixels,
allPixels.length * 255,
"Sum of pixels is less than all white pixels"
);
}
);
});