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[tor-commits] [tor-browser/tor-browser-38.1.0esr-5.0-1] Bug #16315: Test spoofed media queries in picture elements



commit 452f870c8dff8089f759c9052960ad7fc73866a0
Author: Arthur Edelstein <arthuredelstein@xxxxxxxxx>
Date:   Sat Jun 20 16:10:34 2015 -0700

    Bug #16315: Test spoofed media queries in picture elements
---
 tbb-tests/match.png             |  Bin 0 -> 1210 bytes
 tbb-tests/mismatch.png          |  Bin 0 -> 1573 bytes
 tbb-tests/mochitest.ini         |    3 +++
 tbb-tests/test_tor_bug2875.html |   38 ++++++++++++++++++++++++++++++++------
 4 files changed, 35 insertions(+), 6 deletions(-)

diff --git a/tbb-tests/match.png b/tbb-tests/match.png
new file mode 100644
index 0000000..d3f299b
Binary files /dev/null and b/tbb-tests/match.png differ
diff --git a/tbb-tests/mismatch.png b/tbb-tests/mismatch.png
new file mode 100644
index 0000000..8f9da3f
Binary files /dev/null and b/tbb-tests/mismatch.png differ
diff --git a/tbb-tests/mochitest.ini b/tbb-tests/mochitest.ini
index 1434f89..2dc049a 100644
--- a/tbb-tests/mochitest.ini
+++ b/tbb-tests/mochitest.ini
@@ -1,4 +1,7 @@
 [DEFAULT]
+support-files =
+  match.png
+  mismatch.png
 
 [test_tor_bug2874.html]
 [test_tor_bug2875.html]
diff --git a/tbb-tests/test_tor_bug2875.html b/tbb-tests/test_tor_bug2875.html
index 3c34f3b..5eb3370 100644
--- a/tbb-tests/test_tor_bug2875.html
+++ b/tbb-tests/test_tor_bug2875.html
@@ -9,7 +9,11 @@ https://trac.torproject.org/projects/tor/ticket/2875
   <title>Test for Tor Bug #2875: Limit device and system specific CSS Media Queries</title>
   <script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
   <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
-  <script type="application/javascript">
+  <script type="application/javascript;version=1.7">
+let test = function () {
+
+  SimpleTest.waitForExplicitFinish();
+
   var keyValMatches = ([key, val]) => matchMedia("(" + key + ":" + val +")").matches;
 
   // Default spoofed values by Tor Browser:
@@ -51,23 +55,45 @@ https://trac.torproject.org/projects/tor/ticket/2875
   ];
 
   tor_suppressed_toggles.map(key => ok(!keyValMatches([key, 0]) && !keyValMatches([key, 1]),
-                                       key + " should not exist.")); 
+                                       key + " should not exist."));
 
   var foundOSVersion = false;
   ["windows-xp", "windows-vista", "windows-win7", "windows-win8"].map(function (val) {
     foundOSVersion = foundOSVersion || keyValMatches(["-moz-os-version", val]);
   });
   ok(!foundOSVersion, "-moz-os-version should have no match");
-    
+
+  // Test media queries in picture elements (Tor Bug #16315)
+  let lines = "";
+  for (let [query, expected] of tor_defaults) {
+    lines += "<picture>\n";
+    lines += " <source srcset='match.png' media='(" + query + ": " + expected + ")'>\n";
+    lines += " <img class='testImage' src='mismatch.png' alt='" + query + "'>\n";
+    lines += "</picture><br>\n";
+  }
+  document.getElementById("content").innerHTML += lines;
+  var testImages = document.getElementsByClassName("testImage");
+  window.setTimeout(function () {
+    for (let testImage of testImages) {
+      ok(testImage.currentSrc.endsWith("/match.png"), "Media query in picture should match.");
+    }
+    SimpleTest.finish();
+  }, 0);
+
+};
+
   </script>
 </head>
 <body>
 <a target="_blank" href="https://trac.torproject.org/projects/tor/ticket/2875";>Tor Bug 2875</a>
 <p id="display"></p>
-<div id="content" style="display: none">
-
-</div>
+<div id="content"></div>
 <pre id="test">
 </pre>
+<script>
+  window.onload = function () {
+    test();
+  }
+</script>
 </body>
 </html>

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