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Diffstat (limited to '')
-rw-r--r-- | browser/base/content/test/tabs/browser_close_during_beforeunload.js | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/browser/base/content/test/tabs/browser_close_during_beforeunload.js b/browser/base/content/test/tabs/browser_close_during_beforeunload.js new file mode 100644 index 0000000000..2a93e29c00 --- /dev/null +++ b/browser/base/content/test/tabs/browser_close_during_beforeunload.js @@ -0,0 +1,46 @@ +"use strict"; + +// Tests that a second attempt to close a window while blocked on a +// beforeunload confirmation ignores the beforeunload listener and +// unblocks the original close call. + +const CONTENT_PROMPT_SUBDIALOG = Services.prefs.getBoolPref( + "prompts.contentPromptSubDialog", + false +); + +const DIALOG_TOPIC = CONTENT_PROMPT_SUBDIALOG + ? "common-dialog-loaded" + : "tabmodal-dialog-loaded"; + +add_task(async function () { + await SpecialPowers.pushPrefEnv({ + set: [["dom.require_user_interaction_for_beforeunload", false]], + }); + + let win = await BrowserTestUtils.openNewBrowserWindow(); + + let browser = win.gBrowser.selectedBrowser; + // eslint-disable-next-line @microsoft/sdl/no-insecure-url + BrowserTestUtils.loadURIString(browser, "http://example.com/"); + // eslint-disable-next-line @microsoft/sdl/no-insecure-url + await BrowserTestUtils.browserLoaded(browser, false, "http://example.com/"); + + await SpecialPowers.spawn(browser, [], () => { + // eslint-disable-next-line mozilla/balanced-listeners + content.addEventListener("beforeunload", event => { + event.preventDefault(); + }); + }); + + let confirmationShown = false; + + BrowserUtils.promiseObserved(DIALOG_TOPIC).then(() => { + confirmationShown = true; + win.close(); + }); + + win.close(); + ok(confirmationShown, "Before unload confirmation should have been shown"); + ok(win.closed, "Window should have been closed after second close() call"); +}); |