1 /*
2  * Copyright 2018 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 #include <gtest/gtest.h>
18 
19 #include <gui/FrameRateUtils.h>
20 #include <inttypes.h>
21 #include <system/window.h>
22 
23 #include <com_android_graphics_libgui_flags.h>
24 
25 namespace android {
26 using namespace com::android::graphics::libgui;
27 
TEST(FrameRateUtilsTest,ValidateFrameRate)28 TEST(FrameRateUtilsTest, ValidateFrameRate) {
29     EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
30                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
31     EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
32                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
33     EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
34                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ALWAYS, ""));
35     EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_FIXED_SOURCE,
36                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
37     EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_GTE,
38                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
39 
40     // Privileged APIs.
41     EXPECT_FALSE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_EXACT,
42                                    ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
43     EXPECT_FALSE(ValidateFrameRate(0.0f, ANATIVEWINDOW_FRAME_RATE_NO_VOTE,
44                                    ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
45 
46     constexpr bool kPrivileged = true;
47     EXPECT_TRUE(ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_EXACT,
48                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, "",
49                                   kPrivileged));
50     EXPECT_TRUE(ValidateFrameRate(0.0f, ANATIVEWINDOW_FRAME_RATE_NO_VOTE,
51                                   ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, "",
52                                   kPrivileged));
53 
54     // Invalid frame rate.
55     EXPECT_FALSE(ValidateFrameRate(-1, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
56                                    ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
57     EXPECT_FALSE(ValidateFrameRate(1.0f / 0.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
58                                    ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
59     EXPECT_FALSE(ValidateFrameRate(0.0f / 0.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT,
60                                    ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
61 
62     // Invalid compatibility.
63     EXPECT_FALSE(
64             ValidateFrameRate(60.0f, -1, ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
65     EXPECT_FALSE(ValidateFrameRate(60.0f, 2, ANATIVEWINDOW_CHANGE_FRAME_RATE_ONLY_IF_SEAMLESS, ""));
66 
67     // Invalid change frame rate strategy.
68     if (flags::bq_setframerate()) {
69         EXPECT_FALSE(
70                 ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT, -1, ""));
71         EXPECT_FALSE(
72                 ValidateFrameRate(60.0f, ANATIVEWINDOW_FRAME_RATE_COMPATIBILITY_DEFAULT, 2, ""));
73     }
74 }
75 
76 } // namespace android
77