Bug 1384020: Test. r=canaltinova

MozReview-Commit-ID: JsuNmfbHgFW

--HG--
extra : rebase_source : c4a9cf2a34cb71dd6b9cfb12e2d604ba1752d9e0

layout/style/test/test_hover_quirk.html

@@ -17,10 +17,19 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=783213
     #content :hover::after {
       content: "any element";
     }
+
     #content :hover:first-of-type .child::after {
       content: "any child";
     }
 
+    #content .parent .child::after {
+      content: "wrong" !important;
+    }
+
+    #content .parent:hover .child::after {
+      content: "any child" !important;
+    }
+
     /* Should apply only to links: */
     #content :hover {
       color: rgb(0, 255, 0) !important;
@@ -65,6 +74,7 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=783213
       test(document.getElementById("span"), false);
       test(document.getElementById("label"), false);
       test(document.getElementById("link"), true);
+      test(document.getElementById("div"), false);
       SimpleTest.finish();
     });
   </script>
@@ -75,7 +85,8 @@ https://bugzilla.mozilla.org/show_bug.cgi?id=783213
   <div id="content">
     <span id="span">Span<span class="child"></span></span><br>
     <label id="label">Label<span class="child"></span></label><br>
-    <a id="link" href="#">Link<span class="child"></span></a>
+    <a id="link" href="#">Link<span class="child"></span></a><br>
+    <div id="div" class="parent">Div <span><span class="child"></span></span></div><br>
   </div>
   <pre id="test"></pre>
 </body>