1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
|
/*
* 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 DestroyDisplayTest : public DisplayTransactionTest {};
TEST_F(DestroyDisplayTest, destroyDisplayClearsCurrentStateForDisplay) {
using Case = NonHwcVirtualDisplayCase;
// --------------------------------------------------------------------
// Preconditions
// A virtual display exists
auto existing = Case::Display::makeFakeExistingDisplayInjector(this);
existing.inject();
// --------------------------------------------------------------------
// Call Expectations
// Destroying the display commits a display transaction.
EXPECT_CALL(*mFlinger.scheduler(), scheduleFrame()).Times(1);
// --------------------------------------------------------------------
// Invocation
mFlinger.destroyDisplay(existing.token());
// --------------------------------------------------------------------
// Postconditions
// The display should have been removed from the current state
EXPECT_FALSE(hasCurrentDisplayState(existing.token()));
// Ths display should still exist in the drawing state
EXPECT_TRUE(hasDrawingDisplayState(existing.token()));
// The display transaction needed flasg should be set
EXPECT_TRUE(hasTransactionFlagSet(eDisplayTransactionNeeded));
}
TEST_F(DestroyDisplayTest, destroyDisplayHandlesUnknownDisplay) {
// --------------------------------------------------------------------
// Preconditions
sp<BBinder> displayToken = sp<BBinder>::make();
// --------------------------------------------------------------------
// Invocation
mFlinger.destroyDisplay(displayToken);
}
} // namespace
} // namespace android
|
