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Diffstat (limited to '')
-rw-r--r-- | browser/components/newtab/test/browser/abouthomecache/browser_same_consumer.js | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/browser/components/newtab/test/browser/abouthomecache/browser_same_consumer.js b/browser/components/newtab/test/browser/abouthomecache/browser_same_consumer.js new file mode 100644 index 0000000000..75f8875f26 --- /dev/null +++ b/browser/components/newtab/test/browser/abouthomecache/browser_same_consumer.js @@ -0,0 +1,52 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +/** + * Tests that if a page attempts to load the script stream without + * having also loaded the page stream, that it will fail and get + * the default non-cached script. + */ +add_task(async function test_same_consumer() { + await withFullyLoadedAboutHome(async browser => { + await simulateRestart(browser); + + // We need the CSP meta tag in about: pages, otherwise we hit assertions in + // debug builds. + // + // We inject a script that sets a __CACHE_CONSUMED__ property to true on + // the window element. We'll test to ensure that if we try to load the + // script cache from a different BrowsingContext that this property is + // not set. + await injectIntoCache( + ` + <html> + <head> + <meta http-equiv="Content-Security-Policy" content="default-src 'none'; object-src 'none'; script-src resource: chrome:; connect-src https:; img-src https: data: blob:; style-src 'unsafe-inline';"> + </head> + <body> + <h1>A fake about:home page</h1> + <div id="root"></div> + </body> + </html>`, + "window.__CACHE_CONSUMED__ = true;" + ); + await simulateRestart(browser, { withAutoShutdownWrite: false }); + + // Attempting to load the script from the cache should fail, and instead load + // the markup. + await BrowserTestUtils.withNewTab("about:home?jscache", async browser2 => { + await SpecialPowers.spawn(browser2, [], async () => { + Assert.ok( + !Cu.waiveXrays(content).__CACHE_CONSUMED__, + "Should not have found __CACHE_CONSUMED__ property" + ); + Assert.ok( + content.document.body.classList.contains("activity-stream"), + "Should have found activity-stream class on <body> element" + ); + }); + }); + }); +}); |