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 #define LOG_TAG "AInputNativeTest"
18 
19 #include <jni.h>
20 #include <jniAssert.h>
21 #include <math.h>
22 #include <array>
23 #include <cinttypes>
24 #include <string>
25 
26 #include <android/input.h>
27 #include <android/log.h>
28 #include <nativehelper/JNIHelp.h>
29 
30 namespace {
31 
32 static struct MotionEventMethodId {
33     jmethodID getDownTime;
34     jmethodID getEventTime;
35     jmethodID getMetaState;
36     jmethodID getAction;
37     jmethodID getPointerCount;
38     jmethodID getRawX;
39     jmethodID getRawY;
40 } gMotionEventMethodIds;
41 
42 static struct KeyEventMethodId {
43     jmethodID getDownTime;
44     jmethodID getEventTime;
45     jmethodID getAction;
46     jmethodID getKeyCode;
47 } gKeyEventMethodIds;
48 
49 static constexpr int64_t NS_PER_MS = 1000000LL;
50 
nativeMotionEventTest(JNIEnv * env,jclass,jobject obj)51 void nativeMotionEventTest(JNIEnv *env, jclass /* clazz */, jobject obj) {
52     const AInputEvent *event = AMotionEvent_fromJava(env, obj);
53     jint action = env->CallIntMethod(obj, gMotionEventMethodIds.getAction);
54     jlong downTime = env->CallLongMethod(obj, gMotionEventMethodIds.getDownTime) * NS_PER_MS;
55     jlong eventTime = env->CallLongMethod(obj, gMotionEventMethodIds.getEventTime) * NS_PER_MS;
56     jint metaState = env->CallIntMethod(obj, gMotionEventMethodIds.getMetaState);
57     jint pointerCount = env->CallIntMethod(obj, gMotionEventMethodIds.getPointerCount);
58 
59     ASSERT(AInputEvent_getType(event) == AINPUT_EVENT_TYPE_MOTION, "Wrong event type %d.",
60            AInputEvent_getType(event));
61 
62     ASSERT(action == AMotionEvent_getAction(event), "Wrong action %d not equal to %d",
63            AMotionEvent_getAction(event), action);
64 
65     ASSERT(downTime == AMotionEvent_getDownTime(event),
66            "Wrong downTime %" PRId64 " not equal to %" PRId64, AMotionEvent_getDownTime(event),
67            downTime);
68 
69     ASSERT(eventTime == AMotionEvent_getEventTime(event),
70            "Wrong eventTime %" PRId64 " not equal to %" PRId64, AMotionEvent_getEventTime(event),
71            eventTime);
72 
73     ASSERT(metaState == AMotionEvent_getMetaState(event), "Wrong metaState %d not equal to %d",
74            AMotionEvent_getMetaState(event), metaState);
75 
76     ASSERT(AMotionEvent_getPointerCount(event) == pointerCount,
77            "Wrong pointer count %zu not equal to %d", AMotionEvent_getPointerCount(event),
78            pointerCount);
79 
80     for (int i = 0; i < pointerCount; i++) {
81         jfloat rawX = env->CallFloatMethod(obj, gMotionEventMethodIds.getRawX, i);
82         jfloat rawY = env->CallFloatMethod(obj, gMotionEventMethodIds.getRawY, i);
83         ASSERT(fabs(rawX - AMotionEvent_getRawX(event, i)) == 0.0f, "Point X:%f not same as %f",
84                AMotionEvent_getRawX(event, i), rawX);
85 
86         ASSERT(fabs(rawY - AMotionEvent_getRawY(event, i)) == 0.0f, "Point Y:%f not same as %f",
87                AMotionEvent_getRawY(event, i), rawY);
88     }
89     AInputEvent_release(event);
90 }
91 
nativeKeyEventTest(JNIEnv * env,jclass,jobject obj)92 void nativeKeyEventTest(JNIEnv *env, jclass /* clazz */, jobject obj) {
93     const AInputEvent *event = AKeyEvent_fromJava(env, obj);
94     jint action = env->CallIntMethod(obj, gKeyEventMethodIds.getAction);
95     jlong downTime = env->CallLongMethod(obj, gKeyEventMethodIds.getDownTime) * NS_PER_MS;
96     jlong eventTime = env->CallLongMethod(obj, gKeyEventMethodIds.getEventTime) * NS_PER_MS;
97     jint keyCode = env->CallIntMethod(obj, gKeyEventMethodIds.getKeyCode);
98 
99     ASSERT(AInputEvent_getType(event) == AINPUT_EVENT_TYPE_KEY, "Wrong event type %d.",
100            AInputEvent_getType(event));
101 
102     ASSERT(action == AKeyEvent_getAction(event), "Wrong action %d not equal to %d",
103            AKeyEvent_getAction(event), action);
104 
105     ASSERT(downTime == AKeyEvent_getDownTime(event),
106            "Wrong downTime %" PRId64 " not equal to %" PRId64, AKeyEvent_getDownTime(event),
107            downTime);
108 
109     ASSERT(eventTime == AKeyEvent_getEventTime(event),
110            "Wrong eventTime %" PRId64 " not equal to %" PRId64, AKeyEvent_getEventTime(event),
111            eventTime);
112 
113     ASSERT(keyCode == AKeyEvent_getKeyCode(event), "Wrong keyCode %d not equal to %d",
114            AKeyEvent_getAction(event), action);
115 
116     AInputEvent_release(event);
117 }
118 
119 const std::array<JNINativeMethod, 1> JNI_METHODS_MOTION = {{
120         {"nativeMotionEventTest", "(Landroid/view/MotionEvent;)V", (void *)nativeMotionEventTest},
121 }};
122 
123 const std::array<JNINativeMethod, 1> JNI_METHODS_KEY = {{
124         {"nativeKeyEventTest", "(Landroid/view/KeyEvent;)V", (void *)nativeKeyEventTest},
125 }};
126 
127 } // anonymous namespace
128 
register_android_view_cts_AMotionEventNativeTest(JNIEnv * env)129 jint register_android_view_cts_AMotionEventNativeTest(JNIEnv *env) {
130     jclass clazz = env->FindClass("android/view/MotionEvent");
131     gMotionEventMethodIds.getAction = env->GetMethodID(clazz, "getAction", "()I");
132     gMotionEventMethodIds.getMetaState = env->GetMethodID(clazz, "getMetaState", "()I");
133     gMotionEventMethodIds.getDownTime = env->GetMethodID(clazz, "getDownTime", "()J");
134     gMotionEventMethodIds.getEventTime = env->GetMethodID(clazz, "getEventTime", "()J");
135     gMotionEventMethodIds.getPointerCount = env->GetMethodID(clazz, "getPointerCount", "()I");
136     gMotionEventMethodIds.getRawX = env->GetMethodID(clazz, "getRawX", "(I)F");
137     gMotionEventMethodIds.getRawY = env->GetMethodID(clazz, "getRawY", "(I)F");
138     jclass clazzTest = env->FindClass("android/view/cts/MotionEventTest");
139     return env->RegisterNatives(clazzTest, JNI_METHODS_MOTION.data(), JNI_METHODS_MOTION.size());
140 }
141 
register_android_view_cts_AKeyEventNativeTest(JNIEnv * env)142 jint register_android_view_cts_AKeyEventNativeTest(JNIEnv *env) {
143     jclass clazz = env->FindClass("android/view/KeyEvent");
144     gKeyEventMethodIds.getAction = env->GetMethodID(clazz, "getAction", "()I");
145     gKeyEventMethodIds.getKeyCode = env->GetMethodID(clazz, "getKeyCode", "()I");
146     gKeyEventMethodIds.getDownTime = env->GetMethodID(clazz, "getDownTime", "()J");
147     gKeyEventMethodIds.getEventTime = env->GetMethodID(clazz, "getEventTime", "()J");
148     jclass clazzTest = env->FindClass("android/view/cts/KeyEventTest");
149     return env->RegisterNatives(clazzTest, JNI_METHODS_KEY.data(), JNI_METHODS_KEY.size());
150 }
151