1 /*
2  * Copyright (C) 2011 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 package com.android.nfc_extras.tests;
18 
19 import android.content.Context;
20 import android.nfc.NfcAdapter;
21 import android.test.InstrumentationTestCase;
22 import android.util.Log;
23 
24 import com.android.nfc_extras.NfcAdapterExtras;
25 import com.android.nfc_extras.NfcAdapterExtras.CardEmulationRoute;
26 import com.android.nfc_extras.NfcExecutionEnvironment;
27 
28 import java.io.IOException;
29 import java.util.Arrays;
30 
31 public class BasicNfcEeTest extends InstrumentationTestCase {
32     private Context mContext;
33     private NfcAdapterExtras mAdapterExtras;
34     private NfcExecutionEnvironment mEe;
35 
36     public static final byte[] SELECT_CARD_MANAGER_COMMAND = new byte[] {
37         (byte)0x00, (byte)0xA4, (byte)0x04, (byte)0x00,  // command
38         (byte)0x08,  // data length
39         (byte)0xA0, (byte)0x00, (byte)0x00, (byte)0x00, (byte)0x03, (byte)0x00, (byte)0x00,
40         (byte)0x00,  // card manager AID
41         (byte)0x00  // trailer
42     };
43 
44     public static final byte[] SELECT_CARD_MANAGER_RESPONSE = new byte[] {
45         (byte)0x90, (byte)0x00,
46     };
47 
48     @Override
setUp()49     protected void setUp() throws Exception {
50         super.setUp();
51         mContext = getInstrumentation().getTargetContext();
52         mAdapterExtras = NfcAdapterExtras.get(NfcAdapter.getDefaultAdapter(mContext));
53         mEe = mAdapterExtras.getEmbeddedExecutionEnvironment();
54     }
55 
testSendCardManagerApdu()56     public void testSendCardManagerApdu() throws IOException {
57         mEe.open();
58 
59         try {
60             byte[] out = mEe.transceive(SELECT_CARD_MANAGER_COMMAND);
61             assertTrue(out.length >= SELECT_CARD_MANAGER_RESPONSE.length);
62             byte[] trailing = Arrays.copyOfRange(out,
63                     out.length - SELECT_CARD_MANAGER_RESPONSE.length,
64                     out.length);
65             assertByteArrayEquals(SELECT_CARD_MANAGER_RESPONSE, trailing);
66 
67         } finally {
68             mEe.close();
69         }
70 
71     }
72 
testSendCardManagerApduMultiple()73     public void testSendCardManagerApduMultiple() throws IOException {
74         for (int i=0; i<10; i++) {
75             try {
76             mEe.open();
77 
78             try {
79                 byte[] out = mEe.transceive(SELECT_CARD_MANAGER_COMMAND);
80                 byte[] trailing = Arrays.copyOfRange(out,
81                         out.length - SELECT_CARD_MANAGER_RESPONSE.length,
82                         out.length);
83 
84             } finally {
85                 try {Thread.sleep(1000);} catch (InterruptedException e) {}
86                 mEe.close();
87             }
88             } catch (IOException e) {}
89         }
90 
91         testSendCardManagerApdu();
92 
93     }
94 
testEnableEe()95     public void testEnableEe() {
96         mAdapterExtras.setCardEmulationRoute(
97                 new CardEmulationRoute(CardEmulationRoute.ROUTE_ON_WHEN_SCREEN_ON, mEe));
98         CardEmulationRoute newRoute = mAdapterExtras.getCardEmulationRoute();
99         assertEquals(CardEmulationRoute.ROUTE_ON_WHEN_SCREEN_ON, newRoute.route);
100         assertEquals(mEe, newRoute.nfcEe);
101     }
102 
testDisableEe()103     public void testDisableEe() {
104         mAdapterExtras.setCardEmulationRoute(
105                 new CardEmulationRoute(CardEmulationRoute.ROUTE_OFF, null));
106         CardEmulationRoute newRoute = mAdapterExtras.getCardEmulationRoute();
107         assertEquals(CardEmulationRoute.ROUTE_OFF, newRoute.route);
108         assertNull(newRoute.nfcEe);
109     }
110 
assertByteArrayEquals(byte[] b1, byte[] b2)111     private static void assertByteArrayEquals(byte[] b1, byte[] b2) {
112         assertEquals(b1.length, b2.length);
113         for (int i = 0; i < b1.length; i++) {
114             assertEquals(b1[i], b2[i]);
115         }
116     }
117 }
118