1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
|
package com.ford.syncV4.android.utils;
import android.os.Environment;
import junit.framework.TestCase;
import java.io.File;
import java.nio.charset.Charset;
import java.util.Random;
/**
* Created with Android Studio.
* Author: Chernyshov Yuriy - Mobile Development
* Date: 2/13/14
* Time: 11:37 AM
*/
public class AppUtilsTest extends TestCase {
/**
* This test <b>require</b> that a file "policyTableUpdate.json" be located at SD Card
*/
public void testReadFromFile() {
String mPolicyTableUpdatePath = Environment.getExternalStorageDirectory() +
"/policyTableUpdate.json";
File mPolicyUpdateFile = new File(mPolicyTableUpdatePath);
assertTrue(mPolicyUpdateFile.exists());
byte[] data = AppUtils.contentsOfResource(mPolicyUpdateFile);
assertNotNull(data);
}
public void testSaveDataToFile() {
String mPath = Environment.getExternalStorageDirectory() +
"/dataToBeSaved.json";
byte[] mData = getRandomBytes(256);
assertTrue(AppUtils.saveDataToFile(mData, mPath));
}
public void testSaveAndReadDataFromFile() {
String mPath = Environment.getExternalStorageDirectory() +
"/dataToBeSavedAndRead.json";
String mString = "{\"glossary\": {\"title\": \"example glossary\", \"GlossDiv\": {\"title\": " +
"\"S\", \"GlossList\": {\"GlossEntry\": {\"ID\": \"SGML\", \"SortAs\": \"SGML\", " +
"\"GlossTerm\": \"Standard Generalized Markup Language\", \"Acronym\": \"SGML\", " +
"\"Abbrev\": \"ISO 8879:1986\", \"GlossDef\": {\"para\": \"A meta-markup language, " +
"used to create markup languages such as DocBook.\", \"GlossSeeAlso\": [\"GML\", " +
"\"XML\"]}, \"GlossSee\": \"markup\" }}}}}";
byte[] mData = mString.getBytes(Charset.forName("UTF-8"));
AppUtils.saveDataToFile(mData, mPath);
byte[] mReadData = AppUtils.contentsOfResource(new File(mPath));
String mReadString = new String(mReadData);
assertEquals(mData.length, mReadData.length);
assertEquals(mString, mReadString);
}
private static byte[] getRandomBytes(int dataSize) {
// to simplify matching if bytes mess up
final byte[] data = new byte[dataSize];
new Random().nextBytes(data);
return data;
}
}
|
