text: // 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 "third_party/blink/renderer/core/css/parser/sizes_attribute_parser.h"
  
  #include "testing/gtest/include/gtest/gtest.h"
  #include "third_party/blink/public/mojom/webpreferences/web_preferences.mojom-blink.h"
  #include "third_party/blink/renderer/core/css/media_values_cached.h"
  #include "third_party/blink/renderer/core/media_type_names.h"
  
  namespace blink {
  
  typedef struct {
    const char* input;
    const float effective_size;
  } SizesAttributeParserTestCase;
  
  TEST(SizesAttributeParserTest, Basic) {
    SizesAttributeParserTestCase test_cases[] = {
        {"screen", 500},
        {"(min-width:500px)", 500},
        {"(min-width:500px) 200px", 200},
        {"(min-width:500px) 50vw", 250},
        {"(min-width:500px) 200px, 400px", 200},
        {"400px, (min-width:500px) 200px", 400},
        {"40vw, (min-width:500px) 201px", 200},
        {"(min-width:500px) 201px, 40vw", 201},
        {"(min-width:5000px) 40vw, 201px", 201},
        {"(min-width:500px) calc(201px), calc(40vw)", 201},
        {"(min-width:5000px) calc(40vw), calc(201px)", 201},
        {"(min-width:5000px) 200px, 400px", 400},
        {"(blalbadfsdf) 200px, 400px", 400},
        {"0", 0},
        {"-0", 0},
        {"1", 500},
        {"300px, 400px", 300},
        {"(min-width:5000px) 200px, (min-width:500px) 400px", 400},
        {"", 500},
        {"  ", 500},
        {" /**/ ", 500},
        {" /**/ 300px", 300},
        {"300px /**/ ", 300},
        {" /**/ (min-width:500px) /**/ 300px", 300},
        {"-100px, 200px", 200},
        {"-50vw, 20vw", 100},
        {"50asdf, 200px", 200},
        {"asdf, 200px", 200},
        {"(max-width: 3000px) 200w, 400w", 500},
        {",, , /**/ ,200px", 200},
        {"50vw", 250},
        {"50vh", 300},
        {"50vmin", 250},
        {"50vmax", 300},
        {"5em", 80},
        {"5rem", 80},
        {"calc(40vw*2)", 400},
        {"(min-width:5000px) calc(5000px/10), (min-width:500px) calc(1200px/3)",
         400},
        {"(min-width:500px) calc(1200/3)", 500},
        {"(min-width:500px) calc(1200px/(0px*14))", 500},
        {"(max-width: 3000px) 200px, 400px", 200},
        {"(max-width: 3000px) 20em, 40em", 320},
        {"(max-width: 3000px) 0, 40em", 0},
        {"(max-width: 3000px) 0px, 40em", 0},
        {"(max-width: 3000px) 50vw, 40em", 250},
        {"(max-width: 3000px) 50px, 40vw", 50},
        {"((),1px", 500},
        {"{{},1px", 500},
        {"[[],1px", 500},
        {"x(x(),1px", 500},
        {"(max-width: 3000px) 50.5px, 40vw", 50.5},
        {"not (blabla) 50px, 40vw", 200},
        {"not (max-width: 100px) 50px, 40vw", 50},
        {nullptr, 0}  // Do not remove the terminator line.
    };
  
    MediaValuesCached::MediaValuesCachedData data;
    data.viewport_width = 500;
    data.viewport_height = 600;
    data.device_width = 500;
    data.device_height = 500;
    data.device_pixel_ratio = 2.0;
    data.color_bits_per_component = 24;
    data.monochrome_bits_per_component = 0;
    data.primary_pointer_type = mojom::blink::PointerType::kPointerFineType;
    data.three_d_enabled = true;
    data.media_type = media_type_names::kScreen;
    data.strict_mode = true;
    data.display_mode = blink::mojom::DisplayMode::kBrowser;
    auto* media_values = MakeGarbageCollected<MediaValuesCached>(data);
  
    for (unsigned i = 0; test_cases[i].input; ++i) {
      SizesAttributeParser parser(media_values, test_cases[i].input, nullptr);
      ASSERT_EQ(test_cases[i].effective_size, parser.length());
    }
  }
  
  TEST(SizesAttributeParserTest, FloatViewportWidth) {
    SizesAttributeParserTestCase test_cases[] = {
        {"screen", 500.5},
        {"(min-width:500px)", 500.5},
        {"(min-width:500px) 200px", 200},
        {"(min-width:500px) 50vw", 250.25},
        {"(min-width:500px) 200px, 400px", 200},
        {"400px, (min-width:500px) 200px", 400},
        {"40vw, (min-width:500px) 201px", 200.2},
        {"(min-width:500px) 201px, 40vw", 201},
        {"(min-width:5000px) 40vw, 201px", 201},
        {"(min-width:500px) calc(201px), calc(40vw)", 201},
        {"(min-width:5000px) calc(40vw), calc(201px)", 201},
        {"(min-width:5000px) 200px, 400px", 400},
        {"(blalbadfsdf) 200px, 400px", 400},
        {"0", 0},
        {"-0", 0},
        {"1", 500.5},
        {"300px, 400px", 300},
        {"(min-width:5000px) 200px, (min-width:500px) 400px", 400},
        {"", 500.5},
        {"  ", 500.5},
        {" /**/ ", 500.5},
        {" /**/ 300px", 300},
        {"300px /**/ ", 300},
        {" /**/ (min-width:500px) /**/ 300px", 300},
        {"-100px, 200px", 200},
        {"-50vw, 20vw", 100.1},
        {"50asdf, 200px", 200},
        {"asdf, 200px", 200},
        {"(max-width: 3000px) 200w, 400w", 500.5},
        {",, , /**/ ,200px", 200},
        {"50vw", 250.25},
        {"50vh", 300},
        {"50vmin", 250.25},
        {"50vmax", 300},
        {"5em", 80},
        {"5rem", 80},
        {"calc(40vw*2)", 400.4},
        {"(min-width:5000px) calc(5000px/10), (min-width:500px) calc(1200px/3)",
         400},
        {"(min-width:500px) calc(1200/3)", 500.5},
        {"(min-width:500px) calc(1200px/(0px*14))", 500.5},
        {"(max-width: 3000px) 200px, 400px", 200},
        {"(max-width: 3000px) 20em, 40em", 320},
        {"(max-width: 3000px) 0, 40em", 0},
        {"(max-width: 3000px) 0px, 40em", 0},
        {"(max-width: 3000px) 50vw, 40em", 250.25},
        {"(max-width: 3000px) 50px, 40vw", 50},
        {"((),1px", 500.5},
        {"{{},1px", 500.5},
        {"[[],1px", 500.5},
        {"x(x(),1px", 500.5},
        {"(max-width: 3000px) 50.5px, 40vw", 50.5},
        {"not (blabla) 50px, 40vw", 200.2},
        {"not (max-width: 100px) 50px, 40vw", 50},
        {nullptr, 0}  // Do not remove the terminator line.
    };
  
    MediaValuesCached::MediaValuesCachedData data;
    data.viewport_width = 500.5;
    data.viewport_height = 600;
    data.device_width = 500;
    data.device_height = 500;
    data.device_pixel_ratio = 2.0;
    data.color_bits_per_component = 24;
    data.monochrome_bits_per_component = 0;
    data.primary_pointer_type = mojom::blink::PointerType::kPointerFineType;
    data.three_d_enabled = true;
    data.media_type = media_type_names::kScreen;
    data.strict_mode = true;
    data.display_mode = blink::mojom::DisplayMode::kBrowser;
    auto* media_values = MakeGarbageCollected<MediaValuesCached>(data);
  
    for (unsigned i = 0; test_cases[i].input; ++i) {
      SizesAttributeParser parser(media_values, test_cases[i].input, nullptr);
      ASSERT_EQ(test_cases[i].effective_size, parser.length());
    }
  }
  
  }  // namespace blink
  