1 files changed, 173 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/core/css/parser/MediaQueryTokenizerTest.cpp b/chromium/third_party/WebKit/Source/core/css/parser/MediaQueryTokenizerTest.cpp
new file mode 100644
index 00000000000..c611dc435c2
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+++ b/chromium/third_party/WebKit/Source/core/css/parser/MediaQueryTokenizerTest.cpp
@@ -0,0 +1,173 @@
+// 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/parser/MediaQueryTokenizer.h"
+
+#include "core/css/parser/MediaQueryBlockWatcher.h"
+#include "wtf/PassOwnPtr.h"
+#include <gtest/gtest.h>
+
+namespace WebCore {
+
+typedef struct {
+    const char* input;
+    const char* output;
+} TestCase;
+
+typedef struct {
+    const char* input;
+    const unsigned maxLevel;
+    const unsigned finalLevel;
+} BlockTestCase;
+
+TEST(MediaQueryTokenizerTest, Basic)
+{
+    TestCase testCases[] = {
+        { "(max-width: 50px)", "(max-width: 50px)" },
+        { "(max-width: 1e+2px)", "(max-width: 100px)" },
+        { "(max-width: 1e2px)", "(max-width: 100px)" },
+        { "(max-width: 1000e-1px)", "(max-width: 100px)" },
+        { "(max-width: 50\\70\\78)", "(max-width: 50px)" },
+        { "(max-width: /* comment */50px)", "(max-width: 50px)" },
+        { "(max-width: /** *commen*t */60px)", "(max-width: 60px)" },
+        { "(max-width: /** *commen*t **/70px)", "(max-width: 70px)" },
+        { "(max-width: /** *commen*t **//**/80px)", "(max-width: 80px)" },
+        { "(max-width: /*/ **/90px)", "(max-width: 90px)" },
+        { "(max-width: /*/ **/*100px)", "(max-width: '*'100px)" },
+        { "(max-width: 110px/*)", "(max-width: 110px" },
+        { "(max-width: 120px)/*", "(max-width: 120px)" },
+        { "(max-width: 130px)/**", "(max-width: 130px)" },
+        { "(max-width: /***/140px)/**/", "(max-width: 140px)" },
+        { "(max-width: '40px')", "(max-width: 40px)" },
+        { "(max-width: '40px", "(max-width: 40px" },
+        { "(max-width: '40px\n", "(max-width:  " },
+        { "(max-width: '40px\\", "(max-width: 40px" },
+        { "(max-width: '40px\\\n", "(max-width: 40px" },
+        { "(max-width: '40px\\\n')", "(max-width: 40px)" },
+        { "(max-width: '40\\70\\78')", "(max-width: 40px)" },
+        { "(max-width: '40\\\npx')", "(max-width: 40px)" },
+        { "(max-aspect-ratio: 5)", "(max-aspect-ratio: 5)" },
+        { "(max-aspect-ratio: +5)", "(max-aspect-ratio: 5)" },
+        { "(max-aspect-ratio: -5)", "(max-aspect-ratio: -5)" },
+        { "(max-aspect-ratio: -+5)", "(max-aspect-ratio: '-'5)" },
+        { "(max-aspect-ratio: +-5)", "(max-aspect-ratio: '+'-5)" },
+        { "(max-aspect-ratio: +bla5)", "(max-aspect-ratio: '+'bla5)" },
+        { "(max-aspect-ratio: +5bla)", "(max-aspect-ratio: 5other)" },
+        { "(max-aspect-ratio: -bla)", "(max-aspect-ratio: -bla)" },
+        { "(max-aspect-ratio: --bla)", "(max-aspect-ratio: '-'-bla)" },
+        { 0, 0 } // Do not remove the terminator line.
+    };
+
+    for (int i = 0; testCases[i].input; ++i) {
+        Vector<MediaQueryToken> tokens;
+        MediaQueryTokenizer::tokenize(testCases[i].input, tokens);
+        StringBuilder output;
+        for (size_t j = 0; j < tokens.size(); ++j)
+            output.append(tokens[j].textForUnitTests());
+        ASSERT_STREQ(testCases[i].output, output.toString().ascii().data());
+    }
+}
+
+TEST(MediaQueryTokenizerBlockTest, Basic)
+{
+    BlockTestCase testCases[] = {
+        {"(max-width: 800px()), (max-width: 800px)", 2, 0},
+        {"(max-width: 900px(()), (max-width: 900px)", 3, 1},
+        {"(max-width: 600px(())))), (max-width: 600px)", 3, 0},
+        {"(max-width: 500px(((((((((())))), (max-width: 500px)", 11, 6},
+        {"(max-width: 800px[]), (max-width: 800px)", 2, 0},
+        {"(max-width: 900px[[]), (max-width: 900px)", 3, 2},
+        {"(max-width: 600px[[]]]]), (max-width: 600px)", 3, 0},
+        {"(max-width: 500px[[[[[[[[[[]]]]), (max-width: 500px)", 11, 7},
+        {"(max-width: 800px{}), (max-width: 800px)", 2, 0},
+        {"(max-width: 900px{{}), (max-width: 900px)", 3, 2},
+        {"(max-width: 600px{{}}}}), (max-width: 600px)", 3, 0},
+        {"(max-width: 500px{{{{{{{{{{}}}}), (max-width: 500px)", 11, 7},
+        {"[(), (max-width: 400px)", 2, 1},
+        {"[{}, (max-width: 500px)", 2, 1},
+        {"[{]}], (max-width: 900px)", 2, 0},
+        {"[{[]{}{{{}}}}], (max-width: 900px)", 5, 0},
+        {"[{[}], (max-width: 900px)", 3, 2},
+        {"[({)}], (max-width: 900px)", 3, 2},
+        {"[]((), (max-width: 900px)", 2, 1},
+        {"((), (max-width: 900px)", 2, 1},
+        {"(foo(), (max-width: 900px)", 2, 1},
+        {"[](()), (max-width: 900px)", 2, 0},
+        {"all an[isdfs bla())(i())]icalc(i)(()), (max-width: 400px)", 3, 0},
+        {"all an[isdfs bla())(]icalc(i)(()), (max-width: 500px)", 4, 2},
+        {"all an[isdfs bla())(]icalc(i)(())), (max-width: 600px)", 4, 1},
+        {"all an[isdfs bla())(]icalc(i)(()))], (max-width: 800px)", 4, 0},
+        {0, 0, 0} // Do not remove the terminator line.
+    };
+    for (int i = 0; testCases[i].input; ++i) {
+        Vector<MediaQueryToken> tokens;
+        MediaQueryTokenizer::tokenize(testCases[i].input, tokens);
+        MediaQueryBlockWatcher blockWatcher;
+
+        unsigned maxLevel = 0;
+        unsigned level = 0;
+        for (size_t j = 0; j < tokens.size(); ++j) {
+            blockWatcher.handleToken(tokens[j]);
+            level = blockWatcher.blockLevel();
+            maxLevel = std::max(level, maxLevel);
+        }
+        ASSERT_EQ(testCases[i].maxLevel, maxLevel);
+        ASSERT_EQ(testCases[i].finalLevel, level);
+    }
+}
+
+void testToken(UChar c, MediaQueryTokenType tokenType)
+{
+    Vector<MediaQueryToken> tokens;
+    StringBuilder input;
+    input.append(c);
+    MediaQueryTokenizer::tokenize(input.toString(), tokens);
+    ASSERT_EQ(tokens[0].type(), tokenType);
+}
+
+TEST(MediaQueryTokenizerCodepointsTest, Basic)
+{
+    for (UChar c = 0; c <= 1000; ++c) {
+        if (isASCIIDigit(c))
+            testToken(c, NumberToken);
+        else if (isASCIIAlpha(c))
+            testToken(c, IdentToken);
+        else if (c == '_')
+            testToken(c, IdentToken);
+        else if (c == '\r' || c == ' ' || c == '\n' || c == '\t' || c == '\f')
+            testToken(c, WhitespaceToken);
+        else if (c == '(')
+            testToken(c, LeftParenthesisToken);
+        else if (c == ')')
+            testToken(c, RightParenthesisToken);
+        else if (c == '[')
+            testToken(c, LeftBracketToken);
+        else if (c == ']')
+            testToken(c, RightBracketToken);
+        else if (c == '{')
+            testToken(c, LeftBraceToken);
+        else if (c == '}')
+            testToken(c, RightBraceToken);
+        else if (c == '.' || c == '+' || c == '-' || c == '/' || c == '\\')
+            testToken(c, DelimiterToken);
+        else if (c == '\'' || c == '"')
+            testToken(c, StringToken);
+        else if (c == ',')
+            testToken(c, CommaToken);
+        else if (c == ':')
+            testToken(c, ColonToken);
+        else if (c == ';')
+            testToken(c, SemicolonToken);
+        else if (!c)
+            testToken(c, EOFToken);
+        else if (c > SCHAR_MAX)
+            testToken(c, IdentToken);
+        else
+            testToken(c, DelimiterToken);
+    }
+    testToken(USHRT_MAX, IdentToken);
+}
+
+} // namespace