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Diffstat (limited to '')
-rw-r--r-- | dom/ipc/tests/browser_pbrowser_creation_failure.js | 56 |
1 files changed, 56 insertions, 0 deletions
diff --git a/dom/ipc/tests/browser_pbrowser_creation_failure.js b/dom/ipc/tests/browser_pbrowser_creation_failure.js new file mode 100644 index 0000000000..fd4a45d523 --- /dev/null +++ b/dom/ipc/tests/browser_pbrowser_creation_failure.js @@ -0,0 +1,56 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +add_task(async function test_subframe_pbrowser_creation_failure() { + await BrowserTestUtils.withNewTab( + "https://example.com/document-builder.sjs?html=<iframe></iframe>", + async browser => { + let bcid = await SpecialPowers.spawn(browser, [], () => { + return content.document.body.querySelector("iframe").browsingContext.id; + }); + + // We currently have no known way to trigger PBrowser creation failure, + // other than to use this custom pref for the purpose. + info(`enabling failPBrowserCreation for browsingContext: ${bcid}`); + await SpecialPowers.pushPrefEnv({ + set: [ + ["browser.tabs.remote.testOnly.failPBrowserCreation.enabled", true], + [ + "browser.tabs.remote.testOnly.failPBrowserCreation.browsingContext", + `${bcid}`, + ], + ], + }); + + let eventFiredPromise = BrowserTestUtils.waitForEvent( + browser, + "oop-browser-crashed" + ); + + info("triggering navigation which will fail pbrowser creation"); + await SpecialPowers.spawn(browser, [], () => { + content.document.body.querySelector("iframe").src = + "https://example.org/document-builder.sjs?html=frame"; + }); + + info("Waiting for oop-browser-crashed event."); + let event = await eventFiredPromise; + ok(!event.isTopFrame, "should be reporting subframe crash"); + ok( + event.childID == 0, + "childID should be zero, as no process actually crashed" + ); + is(event.browsingContextId, bcid, "bcid should match"); + + let { subject: windowGlobal } = await BrowserUtils.promiseObserved( + "window-global-created", + wgp => wgp.documentURI.spec.startsWith("about:framecrashed") + ); + is(windowGlobal.browsingContext.id, bcid, "bcid is correct"); + + await SpecialPowers.popPrefEnv(); + } + ); +}); |