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// Use of this source code is governed by a BSD-style license that can be
// Copyright 2014 The Chromium Authors. All rights reserved.
// found in the LICENSE file.
#include "core/css/MediaValues.h"
#include "core/css/CSSPrimitiveValue.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "wtf/text/StringBuilder.h"
namespace blink {
struct TestCase {
double value;
CSSPrimitiveValue::UnitType type;
unsigned fontSize;
unsigned viewportWidth;
unsigned viewportHeight;
bool success;
int output;
};
TEST(MediaValuesTest, Basic)
{
TestCase testCases[] = {
{ 40.0, CSSPrimitiveValue::UnitType::Pixels, 16, 300, 300, true, 40 },
{ 40.0, CSSPrimitiveValue::UnitType::Ems, 16, 300, 300, true, 640 },
{ 40.0, CSSPrimitiveValue::UnitType::Rems, 16, 300, 300, true, 640 },
{ 40.0, CSSPrimitiveValue::UnitType::Exs, 16, 300, 300, true, 320 },
{ 40.0, CSSPrimitiveValue::UnitType::Chs, 16, 300, 300, true, 320 },
{ 43.0, CSSPrimitiveValue::UnitType::ViewportWidth, 16, 848, 976, true, 364 },
{ 43.0, CSSPrimitiveValue::UnitType::ViewportHeight, 16, 848, 976, true, 419 },
{ 43.0, CSSPrimitiveValue::UnitType::ViewportMin, 16, 848, 976, true, 364 },
{ 43.0, CSSPrimitiveValue::UnitType::ViewportMax, 16, 848, 976, true, 419 },
{ 1.3, CSSPrimitiveValue::UnitType::Centimeters, 16, 300, 300, true, 49 },
{ 1.3, CSSPrimitiveValue::UnitType::Millimeters, 16, 300, 300, true, 4 },
{ 1.3, CSSPrimitiveValue::UnitType::Inches, 16, 300, 300, true, 124 },
{ 13, CSSPrimitiveValue::UnitType::Points, 16, 300, 300, true, 17 },
{ 1.3, CSSPrimitiveValue::UnitType::Picas, 16, 300, 300, true, 20 },
{ 40.0, CSSPrimitiveValue::UnitType::UserUnits, 16, 300, 300, true, 40 },
{ 1.3, CSSPrimitiveValue::UnitType::Unknown, 16, 300, 300, false, 20 },
{ 0.0, CSSPrimitiveValue::UnitType::Unknown, 0, 0, 0, false, 0.0 } // Do not remove the terminating line.
};
for (unsigned i = 0; testCases[i].viewportWidth; ++i) {
int output = 0;
bool success = MediaValues::computeLength(testCases[i].value,
testCases[i].type,
testCases[i].fontSize,
testCases[i].viewportWidth,
testCases[i].viewportHeight,
output);
ASSERT_EQ(testCases[i].success, success);
if (success)
ASSERT_EQ(testCases[i].output, output);
}
}
} // namespace blink
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