1 files changed, 117 insertions, 0 deletions
diff --git a/tests/iketests/src/java/com/android/internal/net/eap/message/simaka/attributes/AtResTest.java b/tests/iketests/src/java/com/android/internal/net/eap/message/simaka/attributes/AtResTest.java
new file mode 100644
index 00000000..34c2ff39
--- /dev/null
+++ b/tests/iketests/src/java/com/android/internal/net/eap/message/simaka/attributes/AtResTest.java
@@ -0,0 +1,117 @@
+/*
+ * 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.eap.message.simaka.EapSimAkaAttribute.EAP_AT_RES;
+import static com.android.internal.net.eap.message.simaka.attributes.EapTestAttributeDefinitions.AT_RES;
+import static com.android.internal.net.eap.message.simaka.attributes.EapTestAttributeDefinitions.AT_RES_INVALID_RES_LENGTH;
+import static com.android.internal.net.eap.message.simaka.attributes.EapTestAttributeDefinitions.AT_RES_LONG_RES;
+import static com.android.internal.net.eap.message.simaka.attributes.EapTestAttributeDefinitions.AT_RES_SHORT_RES;
+import static com.android.internal.net.eap.message.simaka.attributes.EapTestAttributeDefinitions.RES_BYTES;
+
+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.exceptions.simaka.EapSimAkaInvalidAttributeException;
+import com.android.internal.net.eap.message.simaka.EapAkaAttributeFactory;
+import com.android.internal.net.eap.message.simaka.EapSimAkaAttribute;
+import com.android.internal.net.eap.message.simaka.EapSimAkaAttribute.AtRes;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import java.nio.ByteBuffer;
+
+public class AtResTest {
+    private EapAkaAttributeFactory mEapAkaAttributeFactory;
+
+    @Before
+    public void setUp() {
+        mEapAkaAttributeFactory = EapAkaAttributeFactory.getInstance();
+    }
+
+    @Test
+    public void testDecode() throws Exception {
+        ByteBuffer input = ByteBuffer.wrap(AT_RES);
+        EapSimAkaAttribute result = mEapAkaAttributeFactory.getAttribute(input);
+
+        assertFalse(input.hasRemaining());
+        AtRes atRes = (AtRes) result;
+        assertEquals(EAP_AT_RES, atRes.attributeType);
+        assertEquals(AT_RES.length, atRes.lengthInBytes);
+        assertArrayEquals(RES_BYTES, atRes.res);
+    }
+
+    @Test
+    public void testDecodeInvalidResLength() throws Exception {
+        ByteBuffer input = ByteBuffer.wrap(AT_RES_INVALID_RES_LENGTH);
+        try {
+            mEapAkaAttributeFactory.getAttribute(input);
+            fail("Expected EapSimAkaInvalidAttributeException for invalid RES length");
+        } catch (EapSimAkaInvalidAttributeException expected) {
+        }
+    }
+
+    @Test
+    public void testDecodeShortResLength() throws Exception {
+        ByteBuffer input = ByteBuffer.wrap(AT_RES_SHORT_RES);
+        try {
+            mEapAkaAttributeFactory.getAttribute(input);
+            fail("Expected EapSimAkaInvalidAttributeException for too short RES");
+        } catch (EapSimAkaInvalidAttributeException expected) {
+        }
+    }
+
+    @Test
+    public void testDecodeLongResLength() throws Exception {
+        ByteBuffer input = ByteBuffer.wrap(AT_RES_LONG_RES);
+        try {
+            mEapAkaAttributeFactory.getAttribute(input);
+            fail("Expected EapSimAkaInvalidAttributeException for too long RES");
+        } catch (EapSimAkaInvalidAttributeException expected) {
+        }
+    }
+
+    @Test
+    public void testEncode() throws Exception {
+        AtRes atRes = new AtRes(AT_RES.length, RES_BYTES);
+
+        ByteBuffer result = ByteBuffer.allocate(AT_RES.length);
+        atRes.encode(result);
+        assertArrayEquals(AT_RES, result.array());
+    }
+
+    @Test
+    public void testGetAtRes() throws Exception {
+        AtRes atRes = AtRes.getAtRes(RES_BYTES);
+
+        ByteBuffer result = ByteBuffer.allocate(AT_RES.length);
+        atRes.encode(result);
+        assertArrayEquals(AT_RES, result.array());
+    }
+
+    @Test
+    public void testIsValidResLen() {
+        // valid RES length: 4 <= RES length <= 16
+        assertTrue(AtRes.isValidResLen(5));
+        assertFalse(AtRes.isValidResLen(0));
+        assertFalse(AtRes.isValidResLen(20));
+    }
+}