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// Copyright (c) 2012 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 "ui/base/layout.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ui {
TEST(LayoutTest, GetScaleFactorScale) {
EXPECT_FLOAT_EQ(1.0f, GetScaleFactorScale(SCALE_FACTOR_100P));
EXPECT_FLOAT_EQ(1.4f, GetScaleFactorScale(SCALE_FACTOR_140P));
EXPECT_FLOAT_EQ(1.8f, GetScaleFactorScale(SCALE_FACTOR_180P));
EXPECT_FLOAT_EQ(2.0f, GetScaleFactorScale(SCALE_FACTOR_200P));
}
TEST(LayoutTest, GetScaleFactorFromScalePartlySupported) {
std::vector<ScaleFactor> original_supported_factors =
GetSupportedScaleFactors();
std::vector<ScaleFactor> supported_factors;
supported_factors.push_back(SCALE_FACTOR_100P);
supported_factors.push_back(SCALE_FACTOR_180P);
test::SetSupportedScaleFactors(supported_factors);
EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(0.1f));
EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(0.9f));
EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(1.0f));
EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(1.39f));
EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.41f));
EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.8f));
EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(2.0f));
EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(999.0f));
test::SetSupportedScaleFactors(original_supported_factors);
}
TEST(LayoutTest, GetScaleFactorFromScaleAllSupported) {
std::vector<ScaleFactor> original_supported_factors =
GetSupportedScaleFactors();
std::vector<ScaleFactor> supported_factors;
for (int factor = SCALE_FACTOR_100P; factor < NUM_SCALE_FACTORS; ++factor) {
supported_factors.push_back(static_cast<ScaleFactor>(factor));
}
test::SetSupportedScaleFactors(supported_factors);
EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(0.1f));
EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(0.9f));
EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(1.0f));
EXPECT_EQ(SCALE_FACTOR_100P, GetScaleFactorFromScale(1.19f));
EXPECT_EQ(SCALE_FACTOR_140P, GetScaleFactorFromScale(1.21f));
EXPECT_EQ(SCALE_FACTOR_140P, GetScaleFactorFromScale(1.3f));
EXPECT_EQ(SCALE_FACTOR_140P, GetScaleFactorFromScale(1.4f));
EXPECT_EQ(SCALE_FACTOR_140P, GetScaleFactorFromScale(1.59f));
EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.61f));
EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.7f));
EXPECT_EQ(SCALE_FACTOR_180P, GetScaleFactorFromScale(1.89f));
EXPECT_EQ(SCALE_FACTOR_200P, GetScaleFactorFromScale(1.91f));
EXPECT_EQ(SCALE_FACTOR_200P, GetScaleFactorFromScale(2.0f));
EXPECT_EQ(SCALE_FACTOR_200P, GetScaleFactorFromScale(2.1f));
EXPECT_EQ(SCALE_FACTOR_200P, GetScaleFactorFromScale(999.0f));
test::SetSupportedScaleFactors(original_supported_factors);
}
} // namespace ui
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