/* Any copyright is dedicated to the Public Domain. http://creativecommons.org/publicdomain/zero/1.0/ */ "use strict"; const TEST_PATH = getRootDirectory(gTestPath).replace( "chrome://mochitests/content", "https://example.com" ); /** * Verify if the page with a COOP header can be used for printing preview. */ add_task(async function test() { await SpecialPowers.pushPrefEnv({ set: [["print.tab_modal.enabled", false]], }); let tab = await BrowserTestUtils.openNewForegroundTab( gBrowser, `${TEST_PATH}file_coop_header.html` ); // Enter print preview let ppBrowser = PrintPreviewListener.getPrintPreviewBrowser(); let ppPromise = PrintHelper.waitForOldPrintPreview(ppBrowser); document.getElementById("cmd_printPreview").doCommand(); await ppPromise; await BrowserTestUtils.waitForCondition( () => gInPrintPreviewMode, "Should be in print preview mode now." ); ok(true, "We did not crash."); PrintUtils.exitPrintPreview(); BrowserTestUtils.removeTab(tab); });