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Test Info:
- Manifest: dom/tests/browser/browser.toml
"use strict";
const TEST_URL = BASE + "file_beforeunload_select.html";
const { PromptTestUtils } = ChromeUtils.importESModule(
);
// Changing a <select> value via the native popup should allow beforeunload
// dialogs. Native popups handle mouse events at the widget level, so
// EventStateManager never sees a mouseup to set mUserHasInteracted. But the
// initial click to open the popup does set sticky activation via pointerdown,
// and the beforeunload check should use that instead.
add_task(async function test_select_change_allows_beforeunload() {
await SpecialPowers.pushPrefEnv({
set: [["dom.require_user_interaction_for_beforeunload", true]],
});
await BrowserTestUtils.withNewTab(TEST_URL, async browser => {
// Simulate user gesture activation (sticky activation) as would happen
// from the pointerdown that opens the native <select> popup.
await SpecialPowers.spawn(browser, [], async () => {
SpecialPowers.wrap(content.document).notifyUserGestureActivation();
});
let dialogPromise = PromptTestUtils.handleNextPrompt(
browser,
{
modalType: Services.prompt.MODAL_TYPE_CONTENT,
promptType: "confirmEx",
},
{ buttonNumClick: 0 }
);
let loadedPromise = BrowserTestUtils.browserLoaded(browser);
BrowserTestUtils.startLoadingURIString(browser, BASE + "dummy.html");
await Promise.all([dialogPromise, loadedPromise]);
ok(true, "beforeunload dialog was shown after user gesture activation");
});
await SpecialPowers.popPrefEnv();
});