1/*
2 * Copyright (C) 2015 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 <memory>
18
19#include <linux/input.h>
20
21#include <gtest/gtest.h>
22
23#include "InputMocks.h"
24#include "MockInputHost.h"
25#include "MouseInputMapper.h"
26
27using ::testing::_;
28using ::testing::Args;
29using ::testing::InSequence;
30using ::testing::Return;
31using ::testing::UnorderedElementsAre;
32
33namespace android {
34namespace tests {
35
36class MouseInputMapperTest : public ::testing::Test {
37protected:
38     virtual void SetUp() override {
39         mMapper = std::make_unique<MouseInputMapper>();
40     }
41
42     MockInputHost mHost;
43     std::unique_ptr<MouseInputMapper> mMapper;
44};
45
46TEST_F(MouseInputMapperTest, testConfigureDevice) {
47    MockInputReportDefinition reportDef;
48    MockInputDeviceNode deviceNode;
49    deviceNode.addKeys(BTN_LEFT, BTN_RIGHT, BTN_MIDDLE);
50    deviceNode.addRelAxis(REL_X);
51    deviceNode.addRelAxis(REL_Y);
52
53    const auto id = INPUT_COLLECTION_ID_MOUSE;
54    EXPECT_CALL(reportDef, addCollection(id, 1));
55    EXPECT_CALL(reportDef, declareUsage(id, INPUT_USAGE_AXIS_X, _, _, _));
56    EXPECT_CALL(reportDef, declareUsage(id, INPUT_USAGE_AXIS_Y, _, _, _));
57    EXPECT_CALL(reportDef, declareUsages(id, _, 3))
58        .With(Args<1,2>(UnorderedElementsAre(
59                        INPUT_USAGE_BUTTON_PRIMARY,
60                        INPUT_USAGE_BUTTON_SECONDARY,
61                        INPUT_USAGE_BUTTON_TERTIARY)));
62
63    EXPECT_TRUE(mMapper->configureInputReport(&deviceNode, &reportDef));
64}
65
66TEST_F(MouseInputMapperTest, testConfigureDevice_noXAxis) {
67    MockInputReportDefinition reportDef;
68    MockInputDeviceNode deviceNode;
69
70    EXPECT_CALL(reportDef, addCollection(INPUT_COLLECTION_ID_MOUSE, 1));
71    EXPECT_CALL(reportDef, declareUsage(_, _, _, _, _)).Times(0);
72    EXPECT_CALL(reportDef, declareUsages(_, _, _)).Times(0);
73
74    EXPECT_FALSE(mMapper->configureInputReport(&deviceNode, &reportDef));
75}
76
77TEST_F(MouseInputMapperTest, testProcessInput) {
78    MockInputReportDefinition reportDef;
79    MockInputDeviceNode deviceNode;
80    deviceNode.addKeys(BTN_LEFT, BTN_RIGHT, BTN_MIDDLE);
81    deviceNode.addRelAxis(REL_X);
82    deviceNode.addRelAxis(REL_Y);
83
84    EXPECT_CALL(reportDef, addCollection(_, _));
85    EXPECT_CALL(reportDef, declareUsage(_, _, _, _, _)).Times(2);
86    EXPECT_CALL(reportDef, declareUsages(_, _, 3));
87
88    mMapper->configureInputReport(&deviceNode, &reportDef);
89
90    MockInputReport report;
91    EXPECT_CALL(reportDef, allocateReport())
92        .WillOnce(Return(&report));
93
94    {
95        // Test two switch events in order
96        InSequence s;
97        const auto id = INPUT_COLLECTION_ID_MOUSE;
98        EXPECT_CALL(report, setIntUsage(id, INPUT_USAGE_AXIS_X, 5, 0));
99        EXPECT_CALL(report, setIntUsage(id, INPUT_USAGE_AXIS_Y, -3, 0));
100        EXPECT_CALL(report, reportEvent(_));
101        EXPECT_CALL(report, setBoolUsage(id, INPUT_USAGE_BUTTON_PRIMARY, 1, 0));
102        EXPECT_CALL(report, reportEvent(_));
103        EXPECT_CALL(report, setBoolUsage(id, INPUT_USAGE_BUTTON_PRIMARY, 0, 0));
104        EXPECT_CALL(report, reportEvent(_));
105    }
106
107    InputEvent events[] = {
108        {0, EV_REL, REL_X, 5},
109        {1, EV_REL, REL_Y, -3},
110        {2, EV_SYN, SYN_REPORT, 0},
111        {0, EV_KEY, BTN_LEFT, 1},
112        {1, EV_SYN, SYN_REPORT, 0},
113        {2, EV_KEY, BTN_LEFT, 0},
114        {3, EV_SYN, SYN_REPORT, 0},
115    };
116    for (auto e : events) {
117        mMapper->process(e);
118    }
119}
120
121}  // namespace tests
122}  // namespace android
123
124