diff options
Diffstat (limited to 'browser/components/newtab/test/browser/abouthomecache/browser_overwrite_cache.js')
-rw-r--r-- | browser/components/newtab/test/browser/abouthomecache/browser_overwrite_cache.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/browser/components/newtab/test/browser/abouthomecache/browser_overwrite_cache.js b/browser/components/newtab/test/browser/abouthomecache/browser_overwrite_cache.js new file mode 100644 index 0000000000..22df98794f --- /dev/null +++ b/browser/components/newtab/test/browser/abouthomecache/browser_overwrite_cache.js @@ -0,0 +1,38 @@ +/* Any copyright is dedicated to the Public Domain. + http://creativecommons.org/publicdomain/zero/1.0/ */ + +"use strict"; + +/** + * Tests that if a pre-existing about:home cache exists, that it can + * be overwritten with new information. + */ +add_task(async function test_overwrite_cache() { + await withFullyLoadedAboutHome(async browser => { + await simulateRestart(browser); + const TEST_ID = "test_overwrite_cache_h1"; + + // We need the CSP meta tag in about: pages, otherwise we hit assertions in + // debug builds. + 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 id="${TEST_ID}">Something new</h1> + <div id="root"></div> + </body> + <script src="about:home?jscache"></script> + </html>`, + "window.__FROM_STARTUP_CACHE__ = true;" + ); + await simulateRestart(browser, { withAutoShutdownWrite: false }); + + await SpecialPowers.spawn(browser, [TEST_ID], async testID => { + let target = content.document.getElementById(testID); + Assert.ok(target, "Found the target element"); + }); + }); +}); |