Merge "Add device name to About Phone page."

tests/robotests/src/com/android/settings/deviceinfo/DeviceNamePreferenceControllerTest.java

@@ -0,0 +1,132 @@
+/*
+ * 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.settings.deviceinfo;
+
+import static com.google.common.truth.Truth.assertThat;
+
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.spy;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.content.Context;
+import android.net.wifi.WifiConfiguration;
+import android.net.wifi.WifiManager;
+import android.os.Build;
+import android.provider.Settings;
+import android.support.v7.preference.PreferenceScreen;
+
+import com.android.settings.TestConfig;
+import com.android.settings.testutils.SettingsRobolectricTestRunner;
+import com.android.settings.widget.ValidatedEditTextPreference;
+import com.android.settingslib.bluetooth.LocalBluetoothAdapter;
+import com.android.settingslib.bluetooth.LocalBluetoothManager;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Answers;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+import org.robolectric.RuntimeEnvironment;
+import org.robolectric.annotation.Config;
+import org.robolectric.shadows.ShadowApplication;
+
+@RunWith(SettingsRobolectricTestRunner.class)
+@Config(manifest = TestConfig.MANIFEST_PATH, sdk = TestConfig.SDK_VERSION)
+public class DeviceNamePreferenceControllerTest {
+    private static final String TESTING_STRING = "Testing";
+
+    @Mock
+    private LocalBluetoothAdapter mBluetoothAdapter;
+    @Mock(answer = Answers.RETURNS_DEEP_STUBS)
+    private LocalBluetoothManager mBluetoothManager;
+    @Mock
+    private WifiManager mWifiManager;
+    @Mock
+    private PreferenceScreen mScreen;
+    private ValidatedEditTextPreference mPreference;
+    private DeviceNamePreferenceController mController;
+    private Context mContext;
+
+
+    @Before
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        ShadowApplication shadowApplication = ShadowApplication.getInstance();
+        shadowApplication.setSystemService(Context.WIFI_SERVICE, mWifiManager);
+        mContext = shadowApplication.getApplicationContext();
+        mPreference = new ValidatedEditTextPreference(mContext);
+        when(mBluetoothManager.getBluetoothAdapter()).thenReturn(mBluetoothAdapter);
+        when(mScreen.findPreference(anyString())).thenReturn(mPreference);
+        final WifiConfiguration configuration = new WifiConfiguration();
+        configuration.SSID = "test-ap";
+        when(mWifiManager.getWifiApConfiguration()).thenReturn(configuration);
+
+        mController = new DeviceNamePreferenceController(mContext);
+        mController.setLocalBluetoothManager(mBluetoothManager);
+    }
+
+    @Test
+    public void constructor_defaultDeviceNameIsModelName() {
+        assertThat(mController.getSummary()).isEqualTo(Build.MODEL);
+    }
+
+    @Test
+    public void constructor_deviceNameLoadedIfSet() {
+        Settings.Global.putString(mContext.getContentResolver(), Settings.Global.DEVICE_NAME,
+                "Test");
+        mController = new DeviceNamePreferenceController(mContext);
+        mController.setLocalBluetoothManager(mBluetoothManager);
+        assertThat(mController.getSummary()).isEqualTo("Test");
+    }
+
+    @Test
+    public void isTextValid_nameUnder33CharactersIsValid() {
+        assertThat(mController.isTextValid("12345678901234567890123456789012")).isTrue();
+    }
+
+    @Test
+    public void isTextValid_nameTooLongIsInvalid() {
+        assertThat(mController.isTextValid("123456789012345678901234567890123")).isFalse();
+    }
+
+    @Test
+    public void setDeviceName_preferenceUpdatedWhenDeviceNameUpdated() {
+        mController.onPreferenceChange(mPreference, TESTING_STRING);
+
+        assertThat(mPreference.getSummary()).isEqualTo(TESTING_STRING);
+    }
+
+    @Test
+    public void setDeviceName_bluetoothNameUpdatedWhenDeviceNameUpdated() {
+        mController.onPreferenceChange(mPreference, TESTING_STRING);
+
+        verify(mBluetoothAdapter).setName(eq(TESTING_STRING));
+    }
+
+    @Test
+    public void setDeviceName_wifiTetherNameUpdatedWhenDeviceNameUpdated() {
+        mController.onPreferenceChange(mPreference, TESTING_STRING);
+
+        ArgumentCaptor<WifiConfiguration> captor = ArgumentCaptor.forClass(WifiConfiguration.class);
+        verify(mWifiManager).setWifiApConfiguration(captor.capture());
+        assertThat(captor.getValue().SSID).isEqualTo(TESTING_STRING);
+    }
+}