diff options
Diffstat (limited to 'toolkit/components/reader/tests/browser/browser_readerMode_cached.js')
-rw-r--r-- | toolkit/components/reader/tests/browser/browser_readerMode_cached.js | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/toolkit/components/reader/tests/browser/browser_readerMode_cached.js b/toolkit/components/reader/tests/browser/browser_readerMode_cached.js new file mode 100644 index 0000000000..ca9dd4a447 --- /dev/null +++ b/toolkit/components/reader/tests/browser/browser_readerMode_cached.js @@ -0,0 +1,32 @@ +/* Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/publicdomain/zero/1.0/ */ +"use strict"; + +// This test verifies that the article is properly using the cached data +// when switching into reader mode. The article produces a random number +// contained within it, so if the article gets reloaded instead of using +// the cached version, it would have a different value in it. +const URL = + "http://mochi.test:8888/browser/toolkit/components/reader/tests/browser/readerModeRandom.sjs"; + +add_task(async function () { + let tab = await BrowserTestUtils.openNewForegroundTab(gBrowser, URL); + + let randomNumber = await SpecialPowers.spawn(tab.linkedBrowser, [], () => { + return content.document.getElementById("rnd").textContent; + }); + + let promiseTabLoad = promiseTabLoadEvent(tab); + let readerButton = document.getElementById("reader-mode-button"); + readerButton.click(); + await promiseTabLoad; + await TestUtils.waitForCondition(() => !readerButton.hidden); + + let newRandomNumber = await SpecialPowers.spawn(tab.linkedBrowser, [], () => { + return content.document.getElementById("rnd").textContent; + }); + + is(randomNumber, newRandomNumber, "used the same value"); + + BrowserTestUtils.removeTab(tab); +}); |