Commit db6a8e87 authored by Edgar Chen's avatar Edgar Chen Committed by echen@mozilla.com
Browse files

Bug 1967450 – Ensure listener is registered on clipboard test page before... 

Bug 1967450 – Ensure listener is registered on clipboard test page before continuing the test; r=nika

Differential Revision: https://phabricator.services.mozilla.com/D250246
parent dd148290

dom/events/test/clipboard/browser_navigator_clipboard_contextmenu_suppression.js

+19 −10
Original line number Diff line number Diff line
@@ -266,7 +266,7 @@ function testPasteContextMenuSuppressionPasteEvent( 
    await BrowserTestUtils.withNewTab(

      kContentFileUrl,

      async function (browser) {

        info(`Write data by in cross-origin frame`);

        info(`Write data in cross-origin frame`);

        const clipboardText = "X" + Math.random();

        await SpecialPowers.spawn(

          browser.browsingContext.children[1],
@@ -300,6 +300,15 @@ function testPasteContextMenuSuppressionPasteEvent( 
            })();

          `);

        });

        // Input events is dispatched with higher priority, and may therefore

        // occur before the `SpecialPowers.spawn` call above is processed on the

        // remote side to register the event listener. So add a delay to ensure

        // the event listener is registered before the paste event is triggered.

        await SpecialPowers.spawn(aBrowser, [], () => {

          return new Promise(resolve => {

            SpecialPowers.executeSoon(resolve);

          });

        });



        if (aSuppress) {

          let listener = function (e) {