| /* |
| * 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.internal.telephony; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| |
| import android.os.Parcel; |
| import android.telephony.CellInfo; |
| import android.telephony.CellSignalStrength; |
| import android.telephony.CellSignalStrengthCdma; |
| import android.telephony.CellSignalStrengthGsm; |
| import android.telephony.CellSignalStrengthLte; |
| import android.telephony.CellSignalStrengthTdscdma; |
| import android.telephony.CellSignalStrengthWcdma; |
| import android.telephony.SignalStrength; |
| |
| import androidx.test.filters.SmallTest; |
| |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| import java.util.List; |
| |
| /** Unit tests for {@link IpSecConfig}. */ |
| @SmallTest |
| @RunWith(JUnit4.class) |
| public class SignalStrengthTest { |
| |
| @Test |
| public void testDefaults() throws Exception { |
| SignalStrength s = new SignalStrength(); |
| assertEquals(CellInfo.UNAVAILABLE, s.getCdmaDbm()); |
| assertEquals(CellInfo.UNAVAILABLE, s.getCdmaEcio()); |
| assertEquals(CellInfo.UNAVAILABLE, s.getEvdoDbm()); |
| assertEquals(CellInfo.UNAVAILABLE, s.getEvdoEcio()); |
| assertEquals(CellInfo.UNAVAILABLE, s.getEvdoSnr()); |
| assertEquals(CellInfo.UNAVAILABLE, s.getGsmBitErrorRate()); |
| // getGsmSignalStrength is an oddball because internally it actually returns an AsuLevel |
| // rather than a dBm value. For backwards compatibility reasons, this is left as the |
| // RSSI ASU value [0-31], 99. |
| assertEquals(99, s.getGsmSignalStrength()); |
| assertEquals(true, s.isGsm()); |
| } |
| |
| @Test |
| public void testParcelUnparcel() throws Exception { |
| assertParcelingIsLossless(new SignalStrength()); |
| |
| SignalStrength s = new SignalStrength( |
| new CellSignalStrengthCdma(-93, -132, -89, -125, 5), |
| new CellSignalStrengthGsm(-79, 2, 5), |
| new CellSignalStrengthWcdma(-94, 4, -102, -5), |
| new CellSignalStrengthTdscdma(-95, 2, -103), |
| new CellSignalStrengthLte(-85, -91, -6, -10, 12, 1)); |
| assertParcelingIsLossless(s); |
| } |
| |
| private void assertParcelingIsLossless(SignalStrength ssi) throws Exception { |
| Parcel p = Parcel.obtain(); |
| ssi.writeToParcel(p, 0); |
| p.setDataPosition(0); |
| SignalStrength sso = SignalStrength.CREATOR.createFromParcel(p); |
| assertTrue(sso.equals(ssi)); |
| } |
| |
| @Test |
| public void testGetCellSignalStrengths() throws Exception { |
| CellSignalStrengthLte lte = new CellSignalStrengthLte(-85, -91, -6, -10, 12, 1); |
| CellSignalStrengthGsm gsm = new CellSignalStrengthGsm(-79, 2, 5); |
| CellSignalStrengthCdma cdma = new CellSignalStrengthCdma(-93, -132, -89, -125, 5); |
| CellSignalStrengthWcdma wcdma = new CellSignalStrengthWcdma(-94, 4, -102, -5); |
| CellSignalStrengthTdscdma tdscdma = new CellSignalStrengthTdscdma(-95, 2, -103); |
| |
| // Test that a single object is properly stored and returned by getCellSignalStrengths() |
| SignalStrength s = new SignalStrength( |
| new CellSignalStrengthCdma(), |
| gsm, |
| new CellSignalStrengthWcdma(), |
| new CellSignalStrengthTdscdma(), |
| new CellSignalStrengthLte()); |
| |
| List<CellSignalStrength> css = s.getCellSignalStrengths(); |
| assertEquals(1, css.size()); |
| assertTrue(gsm.equals(css.get(0))); |
| |
| // Test that a multiple objects are properly stored and returned by getCellSignalStrengths() |
| s = new SignalStrength( |
| cdma, |
| new CellSignalStrengthGsm(), |
| new CellSignalStrengthWcdma(), |
| new CellSignalStrengthTdscdma(), |
| lte); |
| |
| css = s.getCellSignalStrengths(); |
| assertEquals(2, css.size()); |
| assertTrue(css.contains(cdma)); |
| assertTrue(css.contains(lte)); |
| } |
| } |
| |