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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
// Test that the Changes panel Copy Declaration context menu item will populate the
// clipboard with the changed declaration.
const TEST_URI = `
<style type='text/css'>
div {
color: red;
margin: 0;
}
</style>
<div></div>
`;
const EXPECTED_CLIPBOARD_REMOVED = `/* color: red; */`;
const EXPECTED_CLIPBOARD_ADDED = `color: green;`;
add_task(async function () {
await addTab("data:text/html;charset=utf-8," + encodeURIComponent(TEST_URI));
const { inspector, view: ruleView } = await openRuleView();
const changesView = selectChangesView(inspector);
const { document: panelDoc, store } = changesView;
await selectNode("div", inspector);
const onTrackChange = waitForDispatch(store, "TRACK_CHANGE");
await updateDeclaration(ruleView, 1, { color: "red" }, { color: "green" });
await onTrackChange;
info(
"Click the Copy Declaration context menu item for the removed declaration"
);
const removeDecl = getRemovedDeclarations(panelDoc);
const addDecl = getAddedDeclarations(panelDoc);
let menu = await getChangesContextMenu(changesView, removeDecl[0].element);
let menuItem = menu.items.find(
item => item.id === "changes-contextmenu-copy-declaration"
);
await waitForClipboardPromise(
() => menuItem.click(),
() => checkClipboardData(EXPECTED_CLIPBOARD_REMOVED)
);
info("Hiding menu");
menu.hide(document);
info(
"Click the Copy Declaration context menu item for the added declaration"
);
menu = await getChangesContextMenu(changesView, addDecl[0].element);
menuItem = menu.items.find(
item => item.id === "changes-contextmenu-copy-declaration"
);
await waitForClipboardPromise(
() => menuItem.click(),
() => checkClipboardData(EXPECTED_CLIPBOARD_ADDED)
);
});
function checkClipboardData(expected) {
const actual = SpecialPowers.getClipboardData("text/plain");
return actual.trim() === expected.trim();
}