A thread-safe Media Query Parser

Source/core/css/MediaQuerySetTest.cpp

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "config.h"
 #include "core/css/MediaQuery.h"
 
 #include "core/css/MediaList.h"
 #include "wtf/PassOwnPtr.h"
 #include "wtf/text/StringBuilder.h"
@@ skipping 76 matching lines @@
         {"screen and (max-width: 0)", 0},
         {"screen and (max-width: 1deg)", "not all"},
         {"handheld and (min-width: 20em), \nscreen and (min-width: 20em)", "handheld and (min-width: 20em), screen and (min-width: 20em)"},
         {"print and (min-resolution: 300dpi)", 0},
         {"print and (min-resolution: 118dpcm)", 0},
         {"(resolution: 0.83333333333333333333dppx)", "(resolution: 0.8333333333333334dppx)"},
         {"(resolution: 2.4dppx)", 0},
         {"all and(color)", "not all"},
         {"all and (", "not all"},
         {"test;,all", "not all, all"},
-        // {"(color:20example)", "not all"}, // BisonCSSParser fails to parse that MQ, producing an infinitesimal float.
+        {"(color:20example)", "not all"},
         {"not braille", 0},
         {",screen", "not all, screen"},
         {",all", "not all, all"},
         {",,all,,", "not all, not all, all, not all, not all"},
         {",,all,, ", "not all, not all, all, not all, not all"},
         {",screen,,&invalid,,", "not all, screen, not all, not all, not all, not all"},
         {",screen,,(invalid,),,", "not all, screen, not all, not all, not all, not all"},
         {",(all,),,", "not all, not all, not all, not all"},
         {",", "not all, not all"},
-        // {"  ", ""}, // BisonCSSParser fails to parse that MQ, producing "not all, not all".
+        {"  ", ""},
         {"(color", "(color)"},
         {"(min-color: 2", "(min-color: 2)"},
         {"(orientation: portrait)", 0},
         {"tv and (scan: progressive)", 0},
         {"(pointer: coarse)", 0},
         {"(min-orientation:portrait)", "not all"},
         {"all and (orientation:portrait)", "(orientation: portrait)"},
         {"all and (orientation:landscape)", "(orientation: landscape)"},
         {"NOT braille, tv AND (max-width: 200px) and (min-WIDTH: 100px) and (orientation: landscape), (color)",
             "not braille, tv and (max-width: 200px) and (min-width: 100px) and (orientation: landscape), (color)"},
@@ skipping 16 matching lines @@
         ASSERT(output.length() < outputCharArrayLen);
         getCharArray(output.toString(), outputCharArray);
         if (testCases[i].output)
             ASSERT_STREQ(testCases[i].output, outputCharArray);
         else
             ASSERT_STREQ(testCases[i].input, outputCharArray);
     }
 }
 
 } // namespace