| /* |
| * Copyright (C) 2020 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 android.net.wifi.nl80211; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| import android.net.wifi.ScanResult; |
| import android.os.Parcel; |
| |
| import androidx.test.filters.SmallTest; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| /** |
| * Unit tests for {@link android.net.wifi.nl80211.DeviceWiphyCapabilities}. |
| */ |
| @SmallTest |
| public class DeviceWiphyCapabilitiesTest { |
| @Before |
| public void setUp() {} |
| |
| /** |
| * DeviceWiphyCapabilities object can be serialized and deserialized, while keeping the |
| * values unchanged. |
| */ |
| @Test |
| public void canSerializeAndDeserialize() { |
| DeviceWiphyCapabilities capa = new DeviceWiphyCapabilities(); |
| |
| capa.setWifiStandardSupport(ScanResult.WIFI_STANDARD_11N, true); |
| capa.setWifiStandardSupport(ScanResult.WIFI_STANDARD_11AC, true); |
| capa.setWifiStandardSupport(ScanResult.WIFI_STANDARD_11AX, false); |
| capa.setChannelWidthSupported(ScanResult.CHANNEL_WIDTH_160MHZ, true); |
| capa.setChannelWidthSupported(ScanResult.CHANNEL_WIDTH_80MHZ_PLUS_MHZ, false); |
| capa.setMaxNumberTxSpatialStreams(2); |
| capa.setMaxNumberRxSpatialStreams(1); |
| |
| Parcel parcel = Parcel.obtain(); |
| capa.writeToParcel(parcel, 0); |
| // Rewind the pointer to the head of the parcel. |
| parcel.setDataPosition(0); |
| DeviceWiphyCapabilities capaDeserialized = |
| DeviceWiphyCapabilities.CREATOR.createFromParcel(parcel); |
| |
| assertEquals(capa, capaDeserialized); |
| assertEquals(capa.hashCode(), capaDeserialized.hashCode()); |
| } |
| |
| /** |
| * Test mapping wifi standard support into channel width support |
| */ |
| @Test |
| public void testMappingWifiStandardIntoChannelWidthSupport() { |
| DeviceWiphyCapabilities capa = new DeviceWiphyCapabilities(); |
| |
| capa.setWifiStandardSupport(ScanResult.WIFI_STANDARD_11N, false); |
| capa.setWifiStandardSupport(ScanResult.WIFI_STANDARD_11AC, false); |
| capa.setWifiStandardSupport(ScanResult.WIFI_STANDARD_11AX, false); |
| assertEquals(true, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_20MHZ)); |
| assertEquals(false, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_40MHZ)); |
| assertEquals(false, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_80MHZ)); |
| |
| capa.setWifiStandardSupport(ScanResult.WIFI_STANDARD_11N, true); |
| assertEquals(true, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_20MHZ)); |
| assertEquals(true, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_40MHZ)); |
| assertEquals(false, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_80MHZ)); |
| |
| capa.setWifiStandardSupport(ScanResult.WIFI_STANDARD_11AC, true); |
| assertEquals(true, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_20MHZ)); |
| assertEquals(true, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_40MHZ)); |
| assertEquals(true, capa.isChannelWidthSupported(ScanResult.CHANNEL_WIDTH_80MHZ)); |
| } |
| } |