chromium/ui/color/color_mixer_unittest.cc

// Copyright 2019 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/color/color_mixer.h"

#include <set>

#include "base/functional/bind.h"
#include "base/functional/callback.h"
#include "testing/gtest/include/gtest/gtest.h"
#include "ui/color/color_recipe.h"
#include "ui/color/color_test_ids.h"
#include "ui/gfx/color_palette.h"

namespace {

ui::ColorMixer::MixerGetter PassThrough(const ui::ColorMixer* mixer) { … }

}  // namespace

namespace ui {
namespace {

// Tests that the recipe returned by operator[] is respected by the mixer.
TEST(ColorMixerTest, AccessOperator) { … }

// Tests that GetInputColor() returns a placeholder color if the mixer has no
// recipes.
TEST(ColorMixerTest, GetInputColorNoInput) { … }

// Tests that GetInputColor() on a given mixer ignores any recipe that mixer has
// for that color.
TEST(ColorMixerTest, GetInputColorIgnoresRecipe) { … }

// Tests that if GetInputColor() needs to reference the output of a previous
// mixer, it will reference the result color (i.e. after applying any recipe)
// rather than referencing that mixer's input color.
TEST(ColorMixerTest, GetInputColorRespectsRecipePreviousMixer) { … }

// Tests that GetResultColor() returns a placeholder color when there are no
// recipes.
TEST(ColorMixerTest, GetResultColorNoInput) { … }

// Tests that GetResultColor() does not require an input set to provide an
// initial value for its requested color.
TEST(ColorMixerTest, GetResultColorNoSet) { … }

// Tests that GetResultColor() can reference other result colors, each of which
// will have its recipe applied.
TEST(ColorMixerTest, GetResultColorChained) { … }

// Tests that GetResultColor() will use an input getter, if specified, to source
// input colors for recipes.
TEST(ColorMixerTest, GetResultColorWithInputGetter) { … }

// Tests that GetDefinedColorIds() returns the ColorIds expected.
TEST(ColorMixerTest, GetDefinedColorIdsReturnsExpectedColorIds) { … }

}  // namespace
}  // namespace ui