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/*
* Copyright 2020 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 "DisplayTransactionTestHelpers.h"
namespace android {
namespace {
class CreateDisplayTest : public DisplayTransactionTest {};
TEST_F(CreateDisplayTest, createDisplaySetsCurrentStateForNonsecureDisplay) {
const String8 name("virtual.test");
// --------------------------------------------------------------------
// Call Expectations
// The call should notify the interceptor that a display was created.
EXPECT_CALL(*mSurfaceInterceptor, saveDisplayCreation(_)).Times(1);
// --------------------------------------------------------------------
// Invocation
sp<IBinder> displayToken = mFlinger.createDisplay(name, false);
// --------------------------------------------------------------------
// Postconditions
// The display should have been added to the current state
ASSERT_TRUE(hasCurrentDisplayState(displayToken));
const auto& display = getCurrentDisplayState(displayToken);
EXPECT_TRUE(display.isVirtual());
EXPECT_FALSE(display.isSecure);
EXPECT_EQ(name.string(), display.displayName);
// --------------------------------------------------------------------
// Cleanup conditions
// Destroying the display invalidates the display state.
EXPECT_CALL(*mMessageQueue, invalidate()).Times(1);
}
TEST_F(CreateDisplayTest, createDisplaySetsCurrentStateForSecureDisplay) {
const String8 name("virtual.test");
// --------------------------------------------------------------------
// Call Expectations
// The call should notify the interceptor that a display was created.
EXPECT_CALL(*mSurfaceInterceptor, saveDisplayCreation(_)).Times(1);
// --------------------------------------------------------------------
// Invocation
int64_t oldId = IPCThreadState::self()->clearCallingIdentity();
// Set the calling identity to graphics so captureDisplay with secure is allowed.
IPCThreadState::self()->restoreCallingIdentity(static_cast<int64_t>(AID_GRAPHICS) << 32 |
AID_GRAPHICS);
sp<IBinder> displayToken = mFlinger.createDisplay(name, true);
IPCThreadState::self()->restoreCallingIdentity(oldId);
// --------------------------------------------------------------------
// Postconditions
// The display should have been added to the current state
ASSERT_TRUE(hasCurrentDisplayState(displayToken));
const auto& display = getCurrentDisplayState(displayToken);
EXPECT_TRUE(display.isVirtual());
EXPECT_TRUE(display.isSecure);
EXPECT_EQ(name.string(), display.displayName);
// --------------------------------------------------------------------
// Cleanup conditions
// Destroying the display invalidates the display state.
EXPECT_CALL(*mMessageQueue, invalidate()).Times(1);
}
} // namespace
} // namespace android
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