/*
* Copyright (C) 2011 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.nfc.snep;
import java.io.IOException;
import com.android.nfc.snep.SnepClient;
import com.android.nfc.snep.SnepMessage;
import com.android.nfc.snep.SnepServer;
import android.nfc.NdefMessage;
import android.nfc.NdefRecord;
import android.test.AndroidTestCase;
import android.util.Log;
import java.lang.StringBuffer;
/**
* Tests connectivity to a custom SNEP server, using a physical NFC device.
*/
public class SnepValidationClientTests extends AndroidTestCase {
private static final String TAG = "nfcTest";
private static final int FRAGMENT_LENGTH = 50;
public static final String SERVICE_NAME = SnepValidationServerTests.SERVICE_NAME;
public void setUp() {
Log.d(TAG, "Waiting for service to restart...");
try {
Thread.sleep(8000);
} catch (InterruptedException e) {
}
Log.d(TAG, "Running test.");
}
public void testNonFragmented() throws IOException {
try {
SnepClient client = getSnepClient();
NdefMessage msg = getSmallNdef();
Log.d(TAG, "Connecting to service " + SERVICE_NAME + "...");
client.connect();
Log.d(TAG, "Putting ndef message...");
client.put(msg);
Log.d(TAG, "Getting ndef message...");
byte[] responseBytes = client.get(msg).getNdefMessage().toByteArray();
int i = 0;
byte[] msgBytes = msg.toByteArray();
Log.d(TAG, "Done. Checking " + msgBytes.length + " bytes.");
for (byte b : msgBytes) {
assertEquals(b, responseBytes[i++]);
}
Log.d(TAG, "Closing client.");
client.close();
} catch (IOException e) {
Log.d(TAG, "Test failed.", e);
throw e;
}
}
public void testFragmented() throws IOException {
try {
SnepClient client = getSnepClient();
NdefMessage msg = getLargeNdef();
Log.d(TAG, "Connecting to service " + SERVICE_NAME + "...");
client.connect();
Log.d(TAG, "Putting ndef message of size " + msg.toByteArray().length + "...");
client.put(msg);
Log.d(TAG, "Getting ndef message...");
byte[] responseBytes = client.get(msg).getNdefMessage().toByteArray();
int i = 0;
byte[] msgBytes = msg.toByteArray();
Log.d(TAG, "Done. Checking " + msgBytes.length + " bytes.");
for (byte b : msgBytes) {
assertEquals(b, responseBytes[i++]);
}
client.close();
} catch (IOException e) {
Log.d(TAG, "Error running fragmented", e);
throw e;
}
}
public void testMultipleNdef() throws IOException {
try {
SnepClient client = getSnepClient();
Log.d(TAG, "Connecting to service " + SERVICE_NAME + "...");
client.connect();
NdefMessage msgA = getSmallNdef();
NdefMessage msgB = getLargeNdef();
Log.d(TAG, "Putting ndef message A...");
client.put(msgA);
Log.d(TAG, "Putting ndef message B...");
client.put(msgB);
byte[] responseBytes;
byte[] msgBytes;
int i;
Log.d(TAG, "Getting ndef message A...");
responseBytes = client.get(msgA).getNdefMessage().toByteArray();
i = 0;
msgBytes = msgA.toByteArray();
Log.d(TAG, "Done. Checking " + msgBytes.length + " bytes.");
for (byte b : msgBytes) {
assertEquals(b, responseBytes[i++]);
}
Log.d(TAG, "Getting ndef message B...");
responseBytes = client.get(msgB).getNdefMessage().toByteArray();
i = 0;
msgBytes = msgB.toByteArray();
Log.d(TAG, "Done. Checking " + msgBytes.length + " bytes.");
for (byte b : msgBytes) {
assertEquals(b, responseBytes[i++]);
}
Log.d(TAG, "Closing client.");
client.close();
} catch (IOException e) {
Log.d(TAG, "Test failed.", e);
throw e;
}
}
public void testUnavailable() throws IOException {
try {
SnepClient client = getSnepClient();
NdefMessage msg = getSmallNdef();
Log.d(TAG, "Connecting to service " + SERVICE_NAME + "...");
client.connect();
Log.d(TAG, "Getting ndef message...");
SnepMessage response = client.get(msg);
assertEquals(SnepMessage.RESPONSE_NOT_FOUND, response.getField());
Log.d(TAG, "Closing client.");
client.close();
} catch (IOException e) {
Log.d(TAG, "Test failed.", e);
throw e;
}
}
public void testUndeliverable() throws IOException {
try {
SnepClient client = new SnepClient(SERVICE_NAME, 100, FRAGMENT_LENGTH);
NdefMessage msg = getLargeNdef();
Log.d(TAG, "Connecting to service " + SERVICE_NAME + "...");
client.connect();
Log.d(TAG, "Putting ndef message of size " + msg.toByteArray().length + "...");
client.put(msg);
Log.d(TAG, "Getting ndef message...");
SnepMessage response = client.get(msg);
assertEquals(SnepMessage.RESPONSE_EXCESS_DATA, response.getField());
client.close();
} catch (IOException e) {
Log.d(TAG, "Error running fragmented", e);
throw e;
}
}
private NdefMessage getSmallNdef() {
NdefRecord rec = new NdefRecord(NdefRecord.TNF_WELL_KNOWN, NdefRecord.RTD_URI,
new byte[] { 'A' }, "http://android.com".getBytes());
return new NdefMessage(new NdefRecord[] { rec });
}
private NdefMessage getLargeNdef() {
int size = 500;
StringBuffer string = new StringBuffer(size);
for (int i = 0; i < size; i++) {
string.append('A' + (i % 26));
}
NdefRecord rec = new NdefRecord(NdefRecord.TNF_MIME_MEDIA, "text/plain".getBytes(),
new byte[] { 'B' }, string.toString().getBytes());
return new NdefMessage(new NdefRecord[] { rec });
}
private SnepClient getSnepClient() {
return new SnepClient(SERVICE_NAME, FRAGMENT_LENGTH);
}
}