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/*
* Copyright (C) 2022 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#undef LOG_TAG
#define LOG_TAG "LibSurfaceFlingerUnittests"
#include <gtest/gtest.h>
#include <ui/FloatRect.h>
#include <ui/Transform.h>
#include <limits>
#include "LayerTestUtils.h"
#include "TestableSurfaceFlinger.h"
namespace android {
namespace {
class LayerTest : public BaseLayerTest {
protected:
static constexpr const float MIN_FLOAT = std::numeric_limits<float>::min();
static constexpr const float MAX_FLOAT = std::numeric_limits<float>::max();
static constexpr const FloatRect LARGE_FLOAT_RECT{MIN_FLOAT, MIN_FLOAT, MAX_FLOAT, MAX_FLOAT};
};
INSTANTIATE_TEST_SUITE_P(PerLayerType, LayerTest,
testing::Values(std::make_shared<BufferStateLayerFactory>(),
std::make_shared<EffectLayerFactory>()),
PrintToStringParamName);
TEST_P(LayerTest, layerVisibleByDefault) {
sp<Layer> layer = GetParam()->createLayer(mFlinger);
layer->updateGeometry();
layer->computeBounds(LARGE_FLOAT_RECT, ui::Transform(), 0.f);
ASSERT_FALSE(layer->isHiddenByPolicy());
}
TEST_P(LayerTest, hideLayerWithZeroMatrix) {
sp<Layer> layer = GetParam()->createLayer(mFlinger);
layer_state_t::matrix22_t matrix{0, 0, 0, 0};
layer->setMatrix(matrix);
layer->updateGeometry();
layer->computeBounds(LARGE_FLOAT_RECT, ui::Transform(), 0.f);
ASSERT_TRUE(layer->isHiddenByPolicy());
}
TEST_P(LayerTest, hideLayerWithInfMatrix) {
sp<Layer> layer = GetParam()->createLayer(mFlinger);
constexpr const float INF = std::numeric_limits<float>::infinity();
layer_state_t::matrix22_t matrix{INF, 0, 0, INF};
layer->setMatrix(matrix);
layer->updateGeometry();
layer->computeBounds(LARGE_FLOAT_RECT, ui::Transform(), 0.f);
ASSERT_TRUE(layer->isHiddenByPolicy());
}
TEST_P(LayerTest, hideLayerWithNanMatrix) {
sp<Layer> layer = GetParam()->createLayer(mFlinger);
constexpr const float QUIET_NAN = std::numeric_limits<float>::quiet_NaN();
layer_state_t::matrix22_t matrix{QUIET_NAN, 0, 0, QUIET_NAN};
layer->setMatrix(matrix);
layer->updateGeometry();
layer->computeBounds(LARGE_FLOAT_RECT, ui::Transform(), 0.f);
ASSERT_TRUE(layer->isHiddenByPolicy());
}
} // namespace
} // namespace android
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