| /* |
| * 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.internal.net.eap.test.message.simaka.attributes; |
| |
| import static com.android.internal.net.TestUtils.hexStringToByteArray; |
| import static com.android.internal.net.eap.test.message.simaka.EapSimAkaAttribute.EAP_AT_RAND; |
| import static com.android.internal.net.eap.test.message.simaka.attributes.EapTestAttributeDefinitions.AT_RAND_SIM; |
| import static com.android.internal.net.eap.test.message.simaka.attributes.EapTestAttributeDefinitions.AT_RAND_SIM_DUPLICATE_RANDS; |
| import static com.android.internal.net.eap.test.message.simaka.attributes.EapTestAttributeDefinitions.AT_RAND_SIM_INVALID_NUM_RANDS; |
| import static com.android.internal.net.eap.test.message.simaka.attributes.EapTestAttributeDefinitions.RAND_1; |
| import static com.android.internal.net.eap.test.message.simaka.attributes.EapTestAttributeDefinitions.RAND_2; |
| |
| 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 static org.junit.Assert.fail; |
| |
| import com.android.internal.net.eap.test.exceptions.simaka.EapSimAkaInvalidAttributeException; |
| import com.android.internal.net.eap.test.exceptions.simaka.EapSimInvalidAtRandException; |
| import com.android.internal.net.eap.test.message.simaka.EapSimAkaAttribute; |
| import com.android.internal.net.eap.test.message.simaka.EapSimAkaAttribute.AtRandSim; |
| import com.android.internal.net.eap.test.message.simaka.EapSimAttributeFactory; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.nio.ByteBuffer; |
| |
| public class AtRandSimTest { |
| private static final int EXPECTED_NUM_RANDS = 2; |
| |
| private EapSimAttributeFactory mEapSimAttributeFactory; |
| |
| @Before |
| public void setUp() { |
| mEapSimAttributeFactory = EapSimAttributeFactory.getInstance(); |
| } |
| |
| @Test |
| public void testDecode() throws Exception { |
| ByteBuffer input = ByteBuffer.wrap(AT_RAND_SIM); |
| EapSimAkaAttribute result = mEapSimAttributeFactory.getAttribute(input); |
| |
| assertFalse(input.hasRemaining()); |
| assertTrue(result instanceof AtRandSim); |
| AtRandSim atRandSim = (AtRandSim) result; |
| assertEquals(EAP_AT_RAND, atRandSim.attributeType); |
| assertEquals(AT_RAND_SIM.length, atRandSim.lengthInBytes); |
| assertEquals(EXPECTED_NUM_RANDS, atRandSim.rands.size()); |
| assertArrayEquals(hexStringToByteArray(RAND_1), atRandSim.rands.get(0)); |
| assertArrayEquals(hexStringToByteArray(RAND_2), atRandSim.rands.get(1)); |
| } |
| |
| @Test |
| public void testDecodeInvalidNumRands() throws Exception { |
| ByteBuffer input = ByteBuffer.wrap(AT_RAND_SIM_INVALID_NUM_RANDS); |
| try { |
| mEapSimAttributeFactory.getAttribute(input); |
| fail("Expected EapSimInvalidAtRandException for invalid number of RANDs"); |
| } catch (EapSimInvalidAtRandException expected) { |
| } |
| } |
| |
| @Test |
| public void testDecodeDuplicateRands() throws Exception { |
| ByteBuffer input = ByteBuffer.wrap(AT_RAND_SIM_DUPLICATE_RANDS); |
| try { |
| mEapSimAttributeFactory.getAttribute(input); |
| fail("Expected EapSimAkaInvalidAttributeException for duplicate RANDs"); |
| } catch (EapSimAkaInvalidAttributeException expected) { |
| } |
| } |
| |
| @Test |
| public void testEncode() throws Exception { |
| byte[][] expectedRands = new byte[][] { |
| hexStringToByteArray(RAND_1), |
| hexStringToByteArray(RAND_2) |
| }; |
| AtRandSim atRandSim = new AtRandSim(AT_RAND_SIM.length, expectedRands); |
| |
| ByteBuffer result = ByteBuffer.allocate(AT_RAND_SIM.length); |
| atRandSim.encode(result); |
| assertArrayEquals(AT_RAND_SIM, result.array()); |
| } |
| } |