1 files changed, 83 insertions, 0 deletions
diff --git a/tests/iketests/src/java/com/android/internal/net/eap/message/simaka/attributes/AtClientErrorCodeTest.java b/tests/iketests/src/java/com/android/internal/net/eap/message/simaka/attributes/AtClientErrorCodeTest.java
new file mode 100644
index 00000000..2051414c
--- /dev/null
+++ b/tests/iketests/src/java/com/android/internal/net/eap/message/simaka/attributes/AtClientErrorCodeTest.java
@@ -0,0 +1,83 @@
+/*
+ * 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.message.simaka.attributes;
+
+import static com.android.internal.net.TestUtils.hexStringToInt;
+import static com.android.internal.net.eap.message.simaka.EapSimAkaAttribute.EAP_AT_CLIENT_ERROR_CODE;
+import static com.android.internal.net.eap.message.simaka.attributes.EapTestAttributeDefinitions.AT_CLIENT_ERROR_CODE;
+import static com.android.internal.net.eap.message.simaka.attributes.EapTestAttributeDefinitions.AT_CLIENT_ERROR_CODE_INVALID_LENGTH;
+import static com.android.internal.net.eap.message.simaka.attributes.EapTestAttributeDefinitions.ERROR_CODE;
+
+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.message.simaka.EapSimAkaAttribute;
+import com.android.internal.net.eap.message.simaka.EapSimAkaAttribute.AtClientErrorCode;
+import com.android.internal.net.eap.message.simaka.EapSimAkaAttributeFactory;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import java.nio.BufferUnderflowException;
+import java.nio.ByteBuffer;
+
+public class AtClientErrorCodeTest {
+    private static final int EXPECTED_LENGTH = 4;
+
+    private EapSimAkaAttributeFactory mAttributeFactory;
+
+    @Before
+    public void setUp() {
+        mAttributeFactory = new EapSimAkaAttributeFactory() {};
+    }
+
+    @Test
+    public void testDecode() throws Exception {
+        ByteBuffer input = ByteBuffer.wrap(AT_CLIENT_ERROR_CODE);
+        EapSimAkaAttribute result = mAttributeFactory.getAttribute(input);
+
+        assertFalse(input.hasRemaining());
+        assertTrue(result instanceof AtClientErrorCode);
+        AtClientErrorCode atClientErrorCode = (AtClientErrorCode) result;
+        assertEquals(EAP_AT_CLIENT_ERROR_CODE, atClientErrorCode.attributeType);
+        assertEquals(EXPECTED_LENGTH, atClientErrorCode.lengthInBytes);
+        assertEquals(hexStringToInt(ERROR_CODE), atClientErrorCode.errorCode);
+    }
+
+    @Test
+    public void testDecodeInvalidLength() throws Exception {
+        ByteBuffer input = ByteBuffer.wrap(AT_CLIENT_ERROR_CODE_INVALID_LENGTH);
+        try {
+            mAttributeFactory.getAttribute(input);
+            fail("Expected BufferUnderflowException for invalid attribute length");
+        } catch (BufferUnderflowException expected) {
+        }
+    }
+
+    @Test
+    public void testEncode() throws Exception {
+        AtClientErrorCode atNotification = new AtClientErrorCode(
+                EXPECTED_LENGTH, hexStringToInt(ERROR_CODE));
+        ByteBuffer result = ByteBuffer.allocate(EXPECTED_LENGTH);
+
+        atNotification.encode(result);
+        assertArrayEquals(AT_CLIENT_ERROR_CODE, result.array());
+    }
+}