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gerrit.omnirom.org / android_frameworks_native / ff80e302cb15c662dd2a770642ddab8c1246cc23 / . / services / inputflinger / tests / SlopController_test.cpp
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Yeabkal Wubshit6b662762023-05-22 23:07:31 -0700[diff] [blame]1/*
2 * Copyright 2023 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 "../reader/mapper/SlopController.h"
18
19#include <gtest/gtest.h>
20
21namespace android {
22
23// --- SlopControllerTest ---
24
25TEST(SlopControllerTest, PositiveValues) {
26 SlopController controller = SlopController(/*slopThreshold=*/5, /*slopDurationNanos=*/100);
27
28 ASSERT_EQ(0, controller.consumeEvent(1000, 1));
29 ASSERT_EQ(0, controller.consumeEvent(1003, 3));
30 ASSERT_EQ(2, controller.consumeEvent(1005, 3));
31 ASSERT_EQ(4, controller.consumeEvent(1009, 4));
32
33 SlopController controller2 = SlopController(/*slopThreshold=*/5, /*slopDurationNanos=*/100);
34
35 ASSERT_EQ(0, controller2.consumeEvent(1000, 5));
36 ASSERT_EQ(3, controller2.consumeEvent(1003, 3));
37 ASSERT_EQ(4, controller2.consumeEvent(1005, 4));
38}
39
40TEST(SlopControllerTest, NegativeValues) {
41 SlopController controller = SlopController(/*slopThreshold=*/5, /*slopDurationNanos=*/100);
42
43 ASSERT_EQ(0, controller.consumeEvent(1000, -1));
44 ASSERT_EQ(0, controller.consumeEvent(1003, -3));
45 ASSERT_EQ(-2, controller.consumeEvent(1005, -3));
46 ASSERT_EQ(-4, controller.consumeEvent(1009, -4));
47
48 SlopController controller2 = SlopController(/*slopThreshold=*/5, /*slopDurationNanos=*/100);
49
50 ASSERT_EQ(0, controller2.consumeEvent(1000, -5));
51 ASSERT_EQ(-3, controller2.consumeEvent(1003, -3));
52 ASSERT_EQ(-4, controller2.consumeEvent(1005, -4));
53}
54
55TEST(SlopControllerTest, ZeroDoesNotResetSlop) {
56 SlopController controller = SlopController(/*slopThreshold=*/5, /*slopDurationNanos=*/100);
57
58 ASSERT_EQ(1, controller.consumeEvent(1005, 6));
59 ASSERT_EQ(0, controller.consumeEvent(1006, 0));
60 ASSERT_EQ(2, controller.consumeEvent(1008, 2));
61}
62
63TEST(SlopControllerTest, SignChange_ResetsSlop) {
64 SlopController controller = SlopController(/*slopThreshold=*/5, /*slopDurationNanos=*/100);
65
66 ASSERT_EQ(0, controller.consumeEvent(1000, 2));
67 ASSERT_EQ(0, controller.consumeEvent(1001, -4));
68 ASSERT_EQ(0, controller.consumeEvent(1002, 3));
69 ASSERT_EQ(0, controller.consumeEvent(1003, -2));
70
71 ASSERT_EQ(1, controller.consumeEvent(1005, 6));
72 ASSERT_EQ(0, controller.consumeEvent(1006, 0));
73 ASSERT_EQ(2, controller.consumeEvent(1008, 2));
74
75 ASSERT_EQ(0, controller.consumeEvent(1010, -4));
76 ASSERT_EQ(-1, controller.consumeEvent(1011, -2));
77
78 ASSERT_EQ(0, controller.consumeEvent(1015, 5));
79 ASSERT_EQ(2, controller.consumeEvent(1016, 2));
80
81 ASSERT_EQ(0, controller.consumeEvent(1017, -5));
82 ASSERT_EQ(-2, controller.consumeEvent(1018, -2));
83}
84
85TEST(SlopControllerTest, OldAge_ResetsSlop) {
86 SlopController controller = SlopController(/*slopThreshold=*/5, /*slopDurationNanos=*/100);
87
88 ASSERT_EQ(1, controller.consumeEvent(1005, 6));
89 ASSERT_EQ(0, controller.consumeEvent(1108, 2)); // age exceeds slop duration
90
91 ASSERT_EQ(1, controller.consumeEvent(1110, 4));
92 ASSERT_EQ(0, controller.consumeEvent(1210, 2)); // age equals slop duration
93
94 ASSERT_EQ(0, controller.consumeEvent(1215, -3));
95 ASSERT_EQ(-2, controller.consumeEvent(1216, -4));
96 ASSERT_EQ(-5, controller.consumeEvent(1315, -5));
97}
98
99} // namespace android