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| 1 // Copyright 2014 The Chromium Authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "config.h" |
| 6 #include "core/css/parser/SizesCalcParser.h" |
| 7 |
| 8 #include "core/css/MediaValuesCached.h" |
| 9 #include "core/css/parser/MediaQueryTokenizer.h" |
| 10 |
| 11 #include <gtest/gtest.h> |
| 12 |
| 13 namespace WebCore { |
| 14 |
| 15 typedef struct { |
| 16 const char* input; |
| 17 const unsigned output; |
| 18 const bool valid; |
| 19 } TestCase; |
| 20 |
| 21 TEST(SizesCalcParserTest, Basic) |
| 22 { |
| 23 // The first string represents the input string. |
| 24 // The second string represents the output string, if present. |
| 25 // Otherwise, the output string is identical to the first string. |
| 26 TestCase testCases[] = { |
| 27 {"calc(500px + 10em)", 660, true}, |
| 28 {"calc(500px + 2 * 10em)", 820, true}, |
| 29 {"calc(500px + 2*10em)", 820, true}, |
| 30 {"calc(500px + 0.5*10em)", 580, true}, |
| 31 {"calc(500px + (0.5*10em + 13px))", 593, true}, |
| 32 {"calc(100vw + (0.5*10em + 13px))", 593, true}, |
| 33 {"calc(100vh + (0.5*10em + 13px))", 736, true}, |
| 34 {"calc(100vh + calc(0.5*10em + 13px))", 736, true}, |
| 35 {"calc(100vh + (50%*10em + 13px))", 0, false}, |
| 36 {"calc(50em+13px)", 0, false}, |
| 37 {"calc(50em-13px)", 0, false}, |
| 38 {"calc(500px + 10)", 0, false}, |
| 39 {"calc(500 + 10)", 0, false}, |
| 40 {"calc(500px + 10s)", 0, false}, |
| 41 {"calc(500px + 1cm)", 537, true}, |
| 42 {"calc(500px - 10s)", 0, false}, |
| 43 {"calc(500px - 1cm)", 463, true}, |
| 44 {"calc(50px*10)", 500, true}, |
| 45 {"calc(50px*10px)", 0, false}, |
| 46 {"calc(50px/10px)", 0, false}, |
| 47 {"calc(500px/10)", 50, true}, |
| 48 {"calc(500/10)", 0, false}, |
| 49 {"calc(500px/0.5)", 1000, true}, |
| 50 {"calc(500px/.5)", 1000, true}, |
| 51 {"calc(500/0)", 0, false}, |
| 52 {"calc(500px/0)", 0, false}, |
| 53 {"calc(-500px/10)", 0, true}, |
| 54 {0, 0, true} // Do not remove the terminator line. |
| 55 }; |
| 56 |
| 57 |
| 58 MediaValuesCached::MediaValuesCachedData data; |
| 59 data.viewportWidth = 500; |
| 60 data.viewportHeight = 643; |
| 61 data.deviceWidth = 500; |
| 62 data.deviceHeight = 643; |
| 63 data.devicePixelRatio = 2.0; |
| 64 data.colorBitsPerComponent = 24; |
| 65 data.monochromeBitsPerComponent = 0; |
| 66 data.pointer = MediaValues::MousePointer; |
| 67 data.defaultFontSize = 16; |
| 68 data.threeDEnabled = true; |
| 69 data.scanMediaType = false; |
| 70 data.screenMediaType = true; |
| 71 data.printMediaType = false; |
| 72 data.strictMode = true; |
| 73 RefPtr<MediaValues> mediaValues = MediaValuesCached::create(data); |
| 74 |
| 75 for (unsigned i = 0; testCases[i].input; ++i) { |
| 76 Vector<MediaQueryToken> tokens; |
| 77 MediaQueryTokenizer::tokenize(testCases[i].input, tokens); |
| 78 unsigned output; |
| 79 bool valid = SizesCalcParser::parse(tokens.begin(), tokens.end(), mediaV
alues, output); |
| 80 ASSERT_EQ(testCases[i].valid, valid); |
| 81 if (valid) |
| 82 ASSERT_EQ(testCases[i].output, output); |
| 83 } |
| 84 } |
| 85 |
| 86 } // namespace |
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