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/*
* Copyright (C) 2019 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.ike.eap.message.simaka;
import static com.android.ike.eap.message.EapTestMessageDefinitions.EAP_SIM_START_DUPLICATE_ATTRIBUTES;
import static com.android.ike.eap.message.EapTestMessageDefinitions.EAP_SIM_START_SUBTYPE;
import static com.android.ike.eap.message.EapTestMessageDefinitions.INVALID_SUBTYPE;
import static com.android.ike.eap.message.EapTestMessageDefinitions.SHORT_TYPE_DATA;
import static com.android.ike.eap.message.EapTestMessageDefinitions.TYPE_DATA_INVALID_ATTRIBUTE;
import static com.android.ike.eap.message.EapTestMessageDefinitions.TYPE_DATA_INVALID_AT_RAND;
import static com.android.ike.eap.message.simaka.EapSimAkaAttribute.EAP_AT_PERMANENT_ID_REQ;
import static com.android.ike.eap.message.simaka.EapSimAkaAttribute.EAP_AT_VERSION_LIST;
import static junit.framework.TestCase.fail;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import com.android.ike.eap.message.simaka.EapSimAkaAttribute.AtPermanentIdReq;
import com.android.ike.eap.message.simaka.EapSimAkaAttribute.AtVersionList;
import com.android.ike.eap.message.simaka.EapSimAkaTypeData.DecodeResult;
import com.android.ike.eap.message.simaka.EapSimTypeData.EapSimTypeDataDecoder;
import org.junit.Before;
import org.junit.Test;
import java.util.Arrays;
import java.util.Iterator;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map.Entry;
public class EapSimTypeDataTest {
private static final int UNABLE_TO_PROCESS_CODE = 0;
private static final int INSUFFICIENT_CHALLENGES_CODE = 2;
private static final int EAP_SIM_START = 10;
private static final int INVALID_SUBTYPE_INT = -1;
private EapSimTypeDataDecoder mEapSimTypeDataDecoder;
@Before
public void setUp() {
mEapSimTypeDataDecoder = EapSimTypeData.getEapSimTypeDataDecoder();
}
@Test
public void testConstructor() throws Exception {
List<EapSimAkaAttribute> attributes = Arrays.asList(
new AtVersionList(8, 1), new AtPermanentIdReq());
EapSimTypeData eapSimTypeData = new EapSimTypeData(EAP_SIM_START, attributes);
assertEquals(EAP_SIM_START, eapSimTypeData.eapSubtype);
// check order of entries in EapSimTypeData.attributeMap
Iterator<Entry<Integer, EapSimAkaAttribute>> itr =
eapSimTypeData.attributeMap.entrySet().iterator();
Entry<Integer, EapSimAkaAttribute> pair = itr.next();
assertEquals(EAP_AT_VERSION_LIST, (int) pair.getKey());
assertEquals(Arrays.asList(1), ((AtVersionList) pair.getValue()).versions);
pair = itr.next();
assertEquals(EAP_AT_PERMANENT_ID_REQ, (int) pair.getKey());
assertTrue(pair.getValue() instanceof AtPermanentIdReq);
}
@Test
public void testDecode() {
DecodeResult<EapSimTypeData> result = mEapSimTypeDataDecoder.decode(EAP_SIM_START_SUBTYPE);
assertTrue(result.isSuccessfulDecode());
EapSimTypeData eapSimTypeData = result.eapTypeData;
assertEquals(EAP_SIM_START, eapSimTypeData.eapSubtype);
assertTrue(eapSimTypeData.attributeMap.containsKey(EAP_AT_VERSION_LIST));
AtVersionList atVersionList = (AtVersionList)
eapSimTypeData.attributeMap.get(EAP_AT_VERSION_LIST);
assertEquals(Arrays.asList(1), atVersionList.versions);
assertTrue(eapSimTypeData.attributeMap.containsKey(EAP_AT_PERMANENT_ID_REQ));
// also check order of Map entries (needs to match input order)
Iterator<Integer> itr = eapSimTypeData.attributeMap.keySet().iterator();
assertEquals(EAP_AT_VERSION_LIST, (int) itr.next());
assertEquals(EAP_AT_PERMANENT_ID_REQ, (int) itr.next());
assertFalse(itr.hasNext());
}
@Test
public void testDecodeNullTypeData() {
DecodeResult<EapSimTypeData> result = mEapSimTypeDataDecoder.decode(null);
assertFalse(result.isSuccessfulDecode());
assertEquals(UNABLE_TO_PROCESS_CODE, result.atClientErrorCode.errorCode);
}
@Test
public void testDecodeInvalidSubtype() {
DecodeResult<EapSimTypeData> result = mEapSimTypeDataDecoder.decode(INVALID_SUBTYPE);
assertFalse(result.isSuccessfulDecode());
assertEquals(UNABLE_TO_PROCESS_CODE, result.atClientErrorCode.errorCode);
}
@Test
public void testDecodeInvalidAtRand() {
DecodeResult<EapSimTypeData> result =
mEapSimTypeDataDecoder.decode(TYPE_DATA_INVALID_AT_RAND);
assertFalse(result.isSuccessfulDecode());
assertEquals(INSUFFICIENT_CHALLENGES_CODE, result.atClientErrorCode.errorCode);
}
@Test
public void testDecodeShortPacket() {
DecodeResult<EapSimTypeData> result = mEapSimTypeDataDecoder.decode(SHORT_TYPE_DATA);
assertFalse(result.isSuccessfulDecode());
assertEquals(UNABLE_TO_PROCESS_CODE, result.atClientErrorCode.errorCode);
}
@Test
public void testDecodeInvalidEapAttribute() {
DecodeResult<EapSimTypeData> result =
mEapSimTypeDataDecoder.decode(TYPE_DATA_INVALID_ATTRIBUTE);
assertFalse(result.isSuccessfulDecode());
assertEquals(UNABLE_TO_PROCESS_CODE, result.atClientErrorCode.errorCode);
}
@Test
public void testEncode() throws Exception {
LinkedHashMap<Integer, EapSimAkaAttribute> attributes = new LinkedHashMap<>();
attributes.put(EAP_AT_VERSION_LIST, new AtVersionList(8, 1));
attributes.put(EAP_AT_PERMANENT_ID_REQ, new AtPermanentIdReq());
EapSimTypeData eapSimTypeData = new EapSimTypeData(EAP_SIM_START, attributes);
byte[] result = eapSimTypeData.encode();
assertArrayEquals(EAP_SIM_START_SUBTYPE, result);
}
@Test
public void testDecodeDuplicateAttributes() {
DecodeResult<EapSimTypeData> result =
mEapSimTypeDataDecoder.decode(EAP_SIM_START_DUPLICATE_ATTRIBUTES);
assertFalse(result.isSuccessfulDecode());
assertEquals(UNABLE_TO_PROCESS_CODE, result.atClientErrorCode.errorCode);
}
@Test
public void testConstructorInvalidSubtype() throws Exception {
try {
new EapSimTypeData(INVALID_SUBTYPE_INT, Arrays.asList(new AtPermanentIdReq()));
fail("Expected IllegalArgumentException for invalid subtype");
} catch (IllegalArgumentException expected) {
}
}
@Test
public void testConstructorDuplicateAttributes() throws Exception {
try {
new EapSimTypeData(
EAP_SIM_START, Arrays.asList(new AtPermanentIdReq(), new AtPermanentIdReq()));
fail("Expected IllegalArgumentException for duplicate attributes");
} catch (IllegalArgumentException expected) {
}
}
}
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