119 lines
4.0 KiB
C++
119 lines
4.0 KiB
C++
/*
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* Copyright 2021 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#undef LOG_TAG
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#define LOG_TAG "LibSurfaceFlingerUnittests"
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#include "DisplayTransactionTestHelpers.h"
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#include <ftl/fake_guard.h>
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#include <gmock/gmock.h>
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#include <gtest/gtest.h>
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namespace android {
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namespace {
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using hal::RenderIntent;
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using FakeDisplayDeviceInjector = TestableSurfaceFlinger::FakeDisplayDeviceInjector;
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class SetDisplayBrightnessTest : public DisplayTransactionTest {
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public:
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sp<DisplayDevice> getDisplayDevice() { return injectDefaultInternalDisplay({}); }
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};
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TEST_F(SetDisplayBrightnessTest, persistDisplayBrightnessNoComposite) {
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ftl::FakeGuard guard(kMainThreadContext);
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sp<DisplayDevice> displayDevice = getDisplayDevice();
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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constexpr float kDisplayBrightness = 0.5f;
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displayDevice->stageBrightness(kDisplayBrightness);
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EXPECT_EQ(0.5f, displayDevice->getStagedBrightness());
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displayDevice->persistBrightness(false);
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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EXPECT_EQ(std::nullopt, displayDevice->getCompositionDisplay()->getState().displayBrightness);
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}
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TEST_F(SetDisplayBrightnessTest, persistDisplayBrightnessWithComposite) {
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ftl::FakeGuard guard(kMainThreadContext);
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sp<DisplayDevice> displayDevice = getDisplayDevice();
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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constexpr float kDisplayBrightness = 0.5f;
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displayDevice->stageBrightness(kDisplayBrightness);
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EXPECT_EQ(0.5f, displayDevice->getStagedBrightness());
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displayDevice->persistBrightness(true);
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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EXPECT_EQ(kDisplayBrightness,
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displayDevice->getCompositionDisplay()->getState().displayBrightness);
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}
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TEST_F(SetDisplayBrightnessTest, persistDisplayBrightnessWithCompositeShortCircuitsOnNoOp) {
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ftl::FakeGuard guard(kMainThreadContext);
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sp<DisplayDevice> displayDevice = getDisplayDevice();
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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constexpr float kDisplayBrightness = 0.5f;
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displayDevice->stageBrightness(kDisplayBrightness);
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EXPECT_EQ(0.5f, displayDevice->getStagedBrightness());
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displayDevice->persistBrightness(true);
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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EXPECT_EQ(kDisplayBrightness,
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displayDevice->getCompositionDisplay()->getState().displayBrightness);
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displayDevice->getCompositionDisplay()->editState().displayBrightness = std::nullopt;
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displayDevice->stageBrightness(kDisplayBrightness);
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EXPECT_EQ(0.5f, displayDevice->getStagedBrightness());
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displayDevice->persistBrightness(true);
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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EXPECT_EQ(std::nullopt, displayDevice->getCompositionDisplay()->getState().displayBrightness);
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}
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TEST_F(SetDisplayBrightnessTest, firstDisplayBrightnessWithComposite) {
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ftl::FakeGuard guard(kMainThreadContext);
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sp<DisplayDevice> displayDevice = getDisplayDevice();
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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constexpr float kDisplayBrightness = -1.0f;
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displayDevice->stageBrightness(kDisplayBrightness);
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EXPECT_EQ(-1.0f, displayDevice->getStagedBrightness());
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displayDevice->persistBrightness(true);
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EXPECT_EQ(std::nullopt, displayDevice->getStagedBrightness());
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EXPECT_EQ(kDisplayBrightness,
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displayDevice->getCompositionDisplay()->getState().displayBrightness);
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}
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} // namespace
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} // namespace android
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