Merge "Simplify logic for getConnectionStatus in HidDeviceProfile" am: b545c70d1d
am: f374663b3a

Change-Id: I977d3acb03ab828f66657afab3ba36a96de88893
diff --git a/packages/SettingsLib/src/com/android/settingslib/bluetooth/HidDeviceProfile.java b/packages/SettingsLib/src/com/android/settingslib/bluetooth/HidDeviceProfile.java
index 45ec4a1..8af00a1 100644
--- a/packages/SettingsLib/src/com/android/settingslib/bluetooth/HidDeviceProfile.java
+++ b/packages/SettingsLib/src/com/android/settingslib/bluetooth/HidDeviceProfile.java
@@ -30,7 +30,7 @@
 import java.util.List;
 
 /**
- * HidProfile handles Bluetooth HID profile.
+ * HidDeviceProfile handles Bluetooth HID Device role
  */
 public class HidDeviceProfile implements LocalBluetoothProfile {
     private static final String TAG = "HidDeviceProfile";
@@ -38,7 +38,6 @@
     private static final int ORDINAL = 18;
     // HID Device Profile is always preferred.
     private static final int PREFERRED_VALUE = -1;
-    private static final boolean DEBUG = true;
 
     private final LocalBluetoothAdapter mLocalAdapter;
     private final CachedBluetoothDeviceManager mDeviceManager;
@@ -63,9 +62,7 @@
             implements BluetoothProfile.ServiceListener {
 
         public void onServiceConnected(int profile, BluetoothProfile proxy) {
-            if (DEBUG) {
-                Log.d(TAG,"Bluetooth service connected :-)");
-            }
+            Log.d(TAG, "Bluetooth service connected :-), profile:" + profile);
             mService = (BluetoothHidDevice) proxy;
             // We just bound to the service, so refresh the UI for any connected HID devices.
             List<BluetoothDevice> deviceList = mService.getConnectedDevices();
@@ -85,9 +82,7 @@
         }
 
         public void onServiceDisconnected(int profile) {
-            if (DEBUG) {
-                Log.d(TAG, "Bluetooth service disconnected");
-            }
+            Log.d(TAG, "Bluetooth service disconnected, profile:" + profile);
             mIsProfileReady = false;
         }
     }
@@ -114,6 +109,7 @@
 
     @Override
     public boolean connect(BluetoothDevice device) {
+        // Don't invoke method in service because settings is not allowed to connect this profile.
         return false;
     }
 
@@ -130,11 +126,7 @@
         if (mService == null) {
             return BluetoothProfile.STATE_DISCONNECTED;
         }
-        List<BluetoothDevice> deviceList = mService.getConnectedDevices();
-
-        return !deviceList.isEmpty() && deviceList.contains(device)
-                ? mService.getConnectionState(device)
-                : BluetoothProfile.STATE_DISCONNECTED;
+        return mService.getConnectionState(device);
     }
 
     @Override
@@ -189,9 +181,7 @@
     }
 
     protected void finalize() {
-        if (DEBUG) {
-            Log.d(TAG, "finalize()");
-        }
+        Log.d(TAG, "finalize()");
         if (mService != null) {
             try {
                 BluetoothAdapter.getDefaultAdapter().closeProfileProxy(BluetoothProfile.HID_DEVICE,
diff --git a/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/HidDeviceProfileTest.java b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/HidDeviceProfileTest.java
new file mode 100644
index 0000000..354d926
--- /dev/null
+++ b/packages/SettingsLib/tests/robotests/src/com/android/settingslib/bluetooth/HidDeviceProfileTest.java
@@ -0,0 +1,92 @@
+/*
+ * Copyright (C) 2018 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.
+ */
+
+package com.android.settingslib.bluetooth;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doAnswer;
+import static org.mockito.Mockito.when;
+import static org.mockito.Mockito.verify;
+
+import android.bluetooth.BluetoothDevice;
+import android.bluetooth.BluetoothHidDevice;
+import android.bluetooth.BluetoothProfile;
+import android.content.Context;
+
+import com.android.settingslib.SettingsLibRobolectricTestRunner;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+
+@RunWith(SettingsLibRobolectricTestRunner.class)
+public class HidDeviceProfileTest {
+
+    @Mock
+    private LocalBluetoothAdapter mAdapter;
+    @Mock
+    private CachedBluetoothDeviceManager mDeviceManager;
+    @Mock
+    private LocalBluetoothProfileManager mProfileManager;
+    @Mock
+    private BluetoothHidDevice mService;
+    @Mock
+    private CachedBluetoothDevice mCachedBluetoothDevice;
+    @Mock
+    private BluetoothDevice mBluetoothDevice;
+    private BluetoothProfile.ServiceListener mServiceListener;
+    private HidDeviceProfile mProfile;
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+
+        doAnswer((invocation) -> {
+            mServiceListener = (BluetoothProfile.ServiceListener) invocation.getArguments()[1];
+            return null;
+        }).when(mAdapter).getProfileProxy(any(Context.class),
+                any(BluetoothProfile.ServiceListener.class), eq(BluetoothProfile.HID_DEVICE));
+
+        mProfile = new HidDeviceProfile(RuntimeEnvironment.application, mAdapter,
+                mDeviceManager, mProfileManager);
+        mServiceListener.onServiceConnected(BluetoothProfile.HID_DEVICE, mService);
+    }
+
+    @Test
+    public void connect_shouldReturnFalse() {
+        assertThat(mProfile.connect(mBluetoothDevice)).isFalse();
+    }
+
+    @Test
+    public void disconnect_shouldDisconnectBluetoothHidDevice() {
+        mProfile.disconnect(mBluetoothDevice);
+        verify(mService).disconnect(mBluetoothDevice);
+    }
+
+    @Test
+    public void getConnectionStatus_shouldReturnConnectionState() {
+        when(mService.getConnectionState(mBluetoothDevice)).
+                thenReturn(BluetoothProfile.STATE_CONNECTED);
+        assertThat(mProfile.getConnectionStatus(mBluetoothDevice)).
+                isEqualTo(BluetoothProfile.STATE_CONNECTED);
+    }
+}