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/*
* Copyright 2023 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 "DualDisplayTransactionTest.h"
#include <gmock/gmock.h>
#include <gtest/gtest.h>
namespace android {
namespace {
struct ActiveDisplayRotationFlagsTest
: DualDisplayTransactionTest<hal::PowerMode::ON, hal::PowerMode::OFF> {
void SetUp() override {
DualDisplayTransactionTest::SetUp();
// The flags are a static variable, so by modifying them in the test, we
// are modifying the real ones used by SurfaceFlinger. Save the original
// flags so we can restore them on teardown. This isn't perfect - the
// phone may have been rotated during the test, so we're restoring the
// wrong flags. But if the phone is rotated, this may also fail the test.
mOldRotationFlags = mFlinger.mutableActiveDisplayRotationFlags();
// Reset to the expected default state.
mFlinger.mutableActiveDisplayRotationFlags() = ui::Transform::ROT_0;
}
void TearDown() override { mFlinger.mutableActiveDisplayRotationFlags() = mOldRotationFlags; }
ui::Transform::RotationFlags mOldRotationFlags;
};
TEST_F(ActiveDisplayRotationFlagsTest, defaultRotation) {
ASSERT_EQ(ui::Transform::ROT_0, SurfaceFlinger::getActiveDisplayRotationFlags());
}
TEST_F(ActiveDisplayRotationFlagsTest, rotate90) {
auto displayToken = mInnerDisplay->getDisplayToken().promote();
mFlinger.mutableDrawingState().displays.editValueFor(displayToken).orientation = ui::ROTATION_0;
mFlinger.mutableCurrentState().displays.editValueFor(displayToken).orientation =
ui::ROTATION_90;
mFlinger.commitTransactionsLocked(eDisplayTransactionNeeded);
ASSERT_EQ(ui::Transform::ROT_90, SurfaceFlinger::getActiveDisplayRotationFlags());
}
TEST_F(ActiveDisplayRotationFlagsTest, rotate90inactive) {
auto displayToken = mOuterDisplay->getDisplayToken().promote();
mFlinger.mutableDrawingState().displays.editValueFor(displayToken).orientation = ui::ROTATION_0;
mFlinger.mutableCurrentState().displays.editValueFor(displayToken).orientation =
ui::ROTATION_90;
mFlinger.commitTransactionsLocked(eDisplayTransactionNeeded);
ASSERT_EQ(ui::Transform::ROT_0, SurfaceFlinger::getActiveDisplayRotationFlags());
}
TEST_F(ActiveDisplayRotationFlagsTest, rotateBothInnerActive) {
auto displayToken = mInnerDisplay->getDisplayToken().promote();
mFlinger.mutableDrawingState().displays.editValueFor(displayToken).orientation = ui::ROTATION_0;
mFlinger.mutableCurrentState().displays.editValueFor(displayToken).orientation =
ui::ROTATION_180;
displayToken = mOuterDisplay->getDisplayToken().promote();
mFlinger.mutableDrawingState().displays.editValueFor(displayToken).orientation = ui::ROTATION_0;
mFlinger.mutableCurrentState().displays.editValueFor(displayToken).orientation =
ui::ROTATION_270;
mFlinger.commitTransactionsLocked(eDisplayTransactionNeeded);
ASSERT_EQ(ui::Transform::ROT_180, SurfaceFlinger::getActiveDisplayRotationFlags());
}
TEST_F(ActiveDisplayRotationFlagsTest, rotateBothOuterActive) {
mFlinger.mutableActiveDisplayId() = kOuterDisplayId;
auto displayToken = mInnerDisplay->getDisplayToken().promote();
mFlinger.mutableDrawingState().displays.editValueFor(displayToken).orientation = ui::ROTATION_0;
mFlinger.mutableCurrentState().displays.editValueFor(displayToken).orientation =
ui::ROTATION_180;
displayToken = mOuterDisplay->getDisplayToken().promote();
mFlinger.mutableDrawingState().displays.editValueFor(displayToken).orientation = ui::ROTATION_0;
mFlinger.mutableCurrentState().displays.editValueFor(displayToken).orientation =
ui::ROTATION_270;
mFlinger.commitTransactionsLocked(eDisplayTransactionNeeded);
ASSERT_EQ(ui::Transform::ROT_270, SurfaceFlinger::getActiveDisplayRotationFlags());
}
TEST_F(ActiveDisplayRotationFlagsTest, onActiveDisplayChanged) {
auto displayToken = mInnerDisplay->getDisplayToken().promote();
mFlinger.mutableDrawingState().displays.editValueFor(displayToken).orientation = ui::ROTATION_0;
mFlinger.mutableCurrentState().displays.editValueFor(displayToken).orientation =
ui::ROTATION_180;
displayToken = mOuterDisplay->getDisplayToken().promote();
mFlinger.mutableDrawingState().displays.editValueFor(displayToken).orientation = ui::ROTATION_0;
mFlinger.mutableCurrentState().displays.editValueFor(displayToken).orientation =
ui::ROTATION_270;
mFlinger.commitTransactionsLocked(eDisplayTransactionNeeded);
ASSERT_EQ(ui::Transform::ROT_180, SurfaceFlinger::getActiveDisplayRotationFlags());
mFlinger.onActiveDisplayChanged(mInnerDisplay.get(), *mOuterDisplay);
ASSERT_EQ(ui::Transform::ROT_270, SurfaceFlinger::getActiveDisplayRotationFlags());
}
} // namespace
} // namespace android
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