[tbb-commits] [tor-browser/tor-browser-60.6.1esr-9.0-1] Bug 1407366 - Part 5: Reset the Zoom in browser_bug1369357_site_specific_zoom_level.js r=johann

[gk at torproject.org]

commit 003019c16626dc515d5fe9defb999be1ab8ad397
Author: Tom Ritter <tom at mozilla.com>
Date:   Wed Apr 24 09:37:12 2019 -0500

    Bug 1407366 - Part 5: Reset the Zoom in browser_bug1369357_site_specific_zoom_level.js r=johann
    
    This test changes the browser zoom level; but does not reset it; causing
    subsequant tests to be run with a zoom. This may cause them to fail.
---
 .../test/browser/browser_bug1369357_site_specific_zoom_level.js       | 2 ++
 .../test/browser/browser_dynamical_window_rounding.js                 | 4 ++++
 2 files changed, 6 insertions(+)

diff --git a/browser/components/resistfingerprinting/test/browser/browser_bug1369357_site_specific_zoom_level.js b/browser/components/resistfingerprinting/test/browser/browser_bug1369357_site_specific_zoom_level.js
index b4af91ebf980..4a4c36015b5c 100644
--- a/browser/components/resistfingerprinting/test/browser/browser_bug1369357_site_specific_zoom_level.js
+++ b/browser/components/resistfingerprinting/test/browser/browser_bug1369357_site_specific_zoom_level.js
@@ -25,6 +25,8 @@ add_task(async function() {
 
   isnot(tab3Zoom, tab1Zoom, "privacy.resistFingerprinting is true, site-specific zoom level should be disabled");
 
+  await FullZoom.reset();
+
   await BrowserTestUtils.removeTab(tab1);
   await BrowserTestUtils.removeTab(tab2);
   await BrowserTestUtils.removeTab(tab3);
diff --git a/browser/components/resistfingerprinting/test/browser/browser_dynamical_window_rounding.js b/browser/components/resistfingerprinting/test/browser/browser_dynamical_window_rounding.js
index ea261b7820d7..ae8055a49ce5 100644
--- a/browser/components/resistfingerprinting/test/browser/browser_dynamical_window_rounding.js
+++ b/browser/components/resistfingerprinting/test/browser/browser_dynamical_window_rounding.js
@@ -4,6 +4,10 @@
  *
  * Bug 1407366 - A test case for reassuring the size of the content viewport is
  *   rounded if the window is resized when letterboxing is enabled.
+ *
+ * A helpful note: if this test starts randomly failing; it may be because the
+ * zoom level was not reset by an earlier-run test. See Bug 1407366 for an
+ * example.
  */
 
 const TEST_PATH = "http://example.net/browser/browser/components/resistfingerprinting/test/browser/";