Merge "Test:  Adding test cases for NfcBarcode" into main
diff --git a/nfc/tests/src/android/nfc/tech/NfcVTest.java b/nfc/tests/src/android/nfc/tech/NfcVTest.java
new file mode 100644
index 0000000..6a99921
--- /dev/null
+++ b/nfc/tests/src/android/nfc/tech/NfcVTest.java
@@ -0,0 +1,119 @@
+/*
+ * Copyright (C) 2010 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 android.nfc.tech;
+
+import static android.nfc.tech.NfcV.EXTRA_DSFID;
+import static android.nfc.tech.NfcV.EXTRA_RESP_FLAGS;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import android.nfc.INfcTag;
+import android.nfc.Tag;
+import android.nfc.TransceiveResult;
+import android.os.Bundle;
+import android.os.RemoteException;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
+
+import java.io.IOException;
+
+public class NfcVTest {
+    private final byte mSampleRespFlags = (byte) 1;
+    private final byte mSampleDsfId = (byte) 2;
+    @Mock
+    private Tag mMockTag;
+    @Mock
+    private INfcTag mMockTagService;
+    @Mock
+    private Bundle mMockBundle;
+    private NfcV mNfcV;
+
+    @Before
+    public void setUp() throws RemoteException {
+        MockitoAnnotations.initMocks(this);
+        when(mMockBundle.getByte(EXTRA_RESP_FLAGS)).thenReturn(mSampleRespFlags);
+        when(mMockBundle.getByte(EXTRA_DSFID)).thenReturn(mSampleDsfId);
+        when(mMockTag.getTechExtras(TagTechnology.NFC_V)).thenReturn(mMockBundle);
+
+        mNfcV = new NfcV(mMockTag);
+    }
+
+    @Test
+    public void testGetResponseFlag() {
+        assertEquals(mSampleRespFlags, mNfcV.getResponseFlags());
+    }
+
+    @Test
+    public void testGetDsfId() {
+        assertEquals(mSampleDsfId, mNfcV.getDsfId());
+    }
+
+    @Test
+    public void testGetNfcVInstance() {
+        Tag tag = mock(Tag.class);
+        when(tag.hasTech(TagTechnology.NFC_V)).thenReturn(true);
+        when(tag.getTechExtras(TagTechnology.NFC_V)).thenReturn(mMockBundle);
+
+        assertNotNull(NfcV.get(tag));
+        verify(tag).getTechExtras(TagTechnology.NFC_V);
+        verify(tag).hasTech(TagTechnology.NFC_V);
+    }
+
+    @Test
+    public void testGetNfcVNullInstance() {
+        Tag tag = mock(Tag.class);
+        when(tag.hasTech(TagTechnology.NFC_V)).thenReturn(false);
+
+        assertNull(NfcV.get(tag));
+        verify(tag, never()).getTechExtras(TagTechnology.NFC_V);
+        verify(tag).hasTech(TagTechnology.NFC_V);
+    }
+
+    @Test
+    public void testTransceive() throws IOException, RemoteException {
+        byte[] sampleData = new byte[] {1, 2, 3, 4, 5};
+        TransceiveResult mockTransceiveResult = mock(TransceiveResult.class);
+        when(mMockTag.getConnectedTechnology()).thenReturn(TagTechnology.NFC_V);
+        when(mMockTag.getTagService()).thenReturn(mMockTagService);
+        when(mMockTag.getServiceHandle()).thenReturn(1);
+        when(mMockTagService.transceive(1, sampleData, true))
+                .thenReturn(mockTransceiveResult);
+        when(mockTransceiveResult.getResponseOrThrow()).thenReturn(sampleData);
+
+        mNfcV.transceive(sampleData);
+        verify(mMockTag).getTagService();
+        verify(mMockTag).getServiceHandle();
+    }
+
+    @Test
+    public void testGetMaxTransceiveLength() throws RemoteException {
+        when(mMockTag.getTagService()).thenReturn(mMockTagService);
+        when(mMockTagService.getMaxTransceiveLength(TagTechnology.NFC_V)).thenReturn(1);
+
+        mNfcV.getMaxTransceiveLength();
+        verify(mMockTag).getTagService();
+    }
+}