1 /*
2 * Copyright 2020 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #undef LOG_TAG
18 #define LOG_TAG "LibSurfaceFlingerUnittests"
19
20 #include "DisplayTransactionTestHelpers.h"
21
22 namespace android {
23 namespace {
24
25 class InitializeDisplaysTest : public DisplayTransactionTest {};
26
TEST_F(InitializeDisplaysTest,commitsPrimaryDisplay)27 TEST_F(InitializeDisplaysTest, commitsPrimaryDisplay) {
28 using Case = SimplePrimaryDisplayCase;
29
30 // --------------------------------------------------------------------
31 // Preconditions
32
33 // A primary display is set up
34 Case::Display::injectHwcDisplay(this);
35 auto primaryDisplay = Case::Display::makeFakeExistingDisplayInjector(this);
36 primaryDisplay.inject();
37
38 // --------------------------------------------------------------------
39 // Call Expectations
40
41 // We expect a call to get the active display config.
42 Case::Display::setupHwcGetActiveConfigCallExpectations(this);
43
44 // We expect a scheduled commit for the display transaction.
45 EXPECT_CALL(*mFlinger.scheduler(), scheduleFrame()).Times(1);
46
47 EXPECT_CALL(static_cast<mock::VSyncTracker&>(
48 mFlinger.scheduler()->getVsyncSchedule()->getTracker()),
49 nextAnticipatedVSyncTimeFrom(_))
50 .WillRepeatedly(Return(0));
51
52 // --------------------------------------------------------------------
53 // Invocation
54
55 FTL_FAKE_GUARD(kMainThreadContext, mFlinger.initializeDisplays());
56
57 // --------------------------------------------------------------------
58 // Postconditions
59
60 // The primary display should have a current state
61 ASSERT_TRUE(hasCurrentDisplayState(primaryDisplay.token()));
62 const auto& primaryDisplayState = getCurrentDisplayState(primaryDisplay.token());
63
64 // The primary display state should be reset
65 EXPECT_EQ(ui::DEFAULT_LAYER_STACK, primaryDisplayState.layerStack);
66 EXPECT_EQ(ui::ROTATION_0, primaryDisplayState.orientation);
67 EXPECT_EQ(Rect::INVALID_RECT, primaryDisplayState.orientedDisplaySpaceRect);
68 EXPECT_EQ(Rect::INVALID_RECT, primaryDisplayState.layerStackSpaceRect);
69
70 // The width and height should both be zero
71 EXPECT_EQ(0u, primaryDisplayState.width);
72 EXPECT_EQ(0u, primaryDisplayState.height);
73
74 // The display should be set to PowerMode::ON
75 ASSERT_TRUE(hasDisplayDevice(primaryDisplay.token()));
76 auto displayDevice = primaryDisplay.mutableDisplayDevice();
77 EXPECT_EQ(PowerMode::ON, displayDevice->getPowerMode());
78
79 // The display transaction needed flag should be set.
80 EXPECT_TRUE(hasTransactionFlagSet(eDisplayTransactionNeeded));
81 }
82
83 } // namespace
84 } // namespace android
85