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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
|
///////////////////////////////////////////////////////////////////////////////
// Name: tests/base64/base64.cpp
// Purpose: wxBase64Encode/Decode unit test
// Author: Charles Reimers
// Created: 2007-06-22
///////////////////////////////////////////////////////////////////////////////
// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------
#include "testprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif // WX_PRECOMP
#if wxUSE_BASE64
#include "wx/base64.h"
static const char encoded0to255[] =
"AAECAwQFBgcICQoLDA0ODxAREhMUFRYXGBkaGxwdHh8gISIj"
"JCUmJygpKissLS4vMDEyMzQ1Njc4OTo7PD0+P0BBQkNERUZH"
"SElKS0xNTk9QUVJTVFVWV1hZWltcXV5fYGFiY2RlZmdoaWpr"
"bG1ub3BxcnN0dXZ3eHl6e3x9fn+AgYKDhIWGh4iJiouMjY6P"
"kJGSk5SVlpeYmZqbnJ2en6ChoqOkpaanqKmqq6ytrq+wsbKz"
"tLW2t7i5uru8vb6/wMHCw8TFxsfIycrLzM3Oz9DR0tPU1dbX"
"2Nna29zd3t/g4eLj5OXm5+jp6uvs7e7v8PHy8/T19vf4+fr7"
"/P3+/w==";
static void
generatePatternedData(void* buff, size_t len, unsigned char startVal,
unsigned char addVal, unsigned char multVal = 1,
unsigned char xorMask = 0, unsigned char andMask = 255)
{
unsigned char *cbuff = (unsigned char *)buff;
unsigned char curval = startVal;
while(len--)
{
*(cbuff++) = curval;
curval = (((curval + addVal) * multVal) ^ xorMask) & andMask;
}
}
static void generateRandomData(void* buff, size_t len)
{
unsigned char *cbuff = (unsigned char *)buff;
while(len--)
{
*(cbuff++) = (unsigned char)(((rand() * 255) / RAND_MAX));
}
}
static void generateGibberish(void* buff, size_t len)
{
static const unsigned char cb64[] =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
unsigned char *cbuff = (unsigned char *)buff;
while(len--)
{
*(cbuff++) = cb64[((rand() * 64) / RAND_MAX)];
}
}
// --------------------------------------------------------------------------
// test class
// --------------------------------------------------------------------------
class Base64TestCase : public CppUnit::TestCase
{
public:
Base64TestCase() { }
private:
CPPUNIT_TEST_SUITE( Base64TestCase );
CPPUNIT_TEST( EncodeDecodeEmpty );
CPPUNIT_TEST( EncodeDecodeA );
CPPUNIT_TEST( EncodeDecodeAB );
CPPUNIT_TEST( EncodeDecodeABC );
CPPUNIT_TEST( EncodeDecodeABCD );
CPPUNIT_TEST( EncodeDecode0to255 );
CPPUNIT_TEST( EncodeDecodePatternA );
CPPUNIT_TEST( EncodeDecodePatternB );
CPPUNIT_TEST( EncodeDecodePatternC );
CPPUNIT_TEST( EncodeDecodeRandom );
CPPUNIT_TEST( DecodeInvalid );
CPPUNIT_TEST_SUITE_END();
void EncodeDecodeEmpty();
void EncodeDecodeA();
void EncodeDecodeAB();
void EncodeDecodeABC();
void EncodeDecodeABCD();
void EncodeDecode0to255();
void EncodeDecodePatternA();
void EncodeDecodePatternB();
void EncodeDecodePatternC();
void EncodeDecodeRandom();
void DecodeInvalid();
DECLARE_NO_COPY_CLASS(Base64TestCase)
};
// register in the unnamed registry so that these tests are run by default
CPPUNIT_TEST_SUITE_REGISTRATION( Base64TestCase );
// also include in its own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( Base64TestCase, "Base64TestCase" );
void Base64TestCase::EncodeDecodeEmpty()
{
char shouldBeEmpty[10];
shouldBeEmpty[0] = '\0';
size_t len = 10;
CPPUNIT_ASSERT(wxBase64Encode(shouldBeEmpty, len, "", 0) != wxCONV_FAILED);
CPPUNIT_ASSERT_EQUAL('\0', shouldBeEmpty[0]);
CPPUNIT_ASSERT(wxBase64Decode(shouldBeEmpty, len, "") != wxCONV_FAILED);
CPPUNIT_ASSERT_EQUAL('\0', shouldBeEmpty[0]);
wxMemoryBuffer bufmt;
wxString resultEmpty = wxBase64Encode(bufmt);
CPPUNIT_ASSERT(resultEmpty.empty());
bufmt = wxBase64Decode(resultEmpty);
CPPUNIT_ASSERT_EQUAL(0, bufmt.GetDataLen());
}
void Base64TestCase::EncodeDecodeA()
{
const wxString str = wxBase64Encode("A", 1);
CPPUNIT_ASSERT_EQUAL(wxString("QQ=="), str);
wxMemoryBuffer buf = wxBase64Decode(str);
CPPUNIT_ASSERT_EQUAL(1, buf.GetDataLen());
CPPUNIT_ASSERT_EQUAL('A', *(char *)buf.GetData());
char cbuf[10];
memset(cbuf, (char)-1, sizeof(cbuf));
CPPUNIT_ASSERT_EQUAL( 1, wxBase64Decode(cbuf, 1, str) );
CPPUNIT_ASSERT_EQUAL( 'A', cbuf[0] );
CPPUNIT_ASSERT_EQUAL( (char)-1, cbuf[1] );
CPPUNIT_ASSERT_EQUAL( (char)-1, cbuf[2] );
}
void Base64TestCase::EncodeDecodeAB()
{
const wxString str = wxBase64Encode("AB", 2);
CPPUNIT_ASSERT_EQUAL(wxString("QUI="), str);
wxMemoryBuffer buf = wxBase64Decode(str);
CPPUNIT_ASSERT_EQUAL(2, buf.GetDataLen());
CPPUNIT_ASSERT_EQUAL('A', buf[0]);
CPPUNIT_ASSERT_EQUAL('B', buf[1]);
char cbuf[10];
memset(cbuf, (char)-1, sizeof(cbuf));
CPPUNIT_ASSERT_EQUAL( wxCONV_FAILED, wxBase64Decode(cbuf, 1, str) );
CPPUNIT_ASSERT_EQUAL( 2, wxBase64Decode(cbuf, 2, str) );
CPPUNIT_ASSERT_EQUAL( 'A', cbuf[0] );
CPPUNIT_ASSERT_EQUAL( 'B', cbuf[1] );
CPPUNIT_ASSERT_EQUAL( (char)-1, cbuf[2] );
CPPUNIT_ASSERT_EQUAL( (char)-1, cbuf[3] );
}
void Base64TestCase::EncodeDecodeABC()
{
const wxString str = wxBase64Encode("ABC", 3);
CPPUNIT_ASSERT_EQUAL(wxString("QUJD"), str);
wxMemoryBuffer buf = wxBase64Decode(str);
CPPUNIT_ASSERT_EQUAL(3, buf.GetDataLen());
CPPUNIT_ASSERT_EQUAL('A', buf[0]);
CPPUNIT_ASSERT_EQUAL('B', buf[1]);
CPPUNIT_ASSERT_EQUAL('C', buf[2]);
char cbuf[10];
memset(cbuf, (char)-1, sizeof(cbuf));
CPPUNIT_ASSERT_EQUAL( wxCONV_FAILED, wxBase64Decode(cbuf, 2, str) );
CPPUNIT_ASSERT_EQUAL( 3, wxBase64Decode(cbuf, 3, str) );
CPPUNIT_ASSERT_EQUAL( 'A', cbuf[0] );
CPPUNIT_ASSERT_EQUAL( 'B', cbuf[1] );
CPPUNIT_ASSERT_EQUAL( 'C', cbuf[2] );
CPPUNIT_ASSERT_EQUAL( (char)-1, cbuf[3] );
CPPUNIT_ASSERT_EQUAL( (char)-1, cbuf[4] );
}
void Base64TestCase::EncodeDecodeABCD()
{
const wxString str = wxBase64Encode("ABCD", 4);
CPPUNIT_ASSERT_EQUAL(wxString("QUJDRA=="), str);
wxMemoryBuffer buf = wxBase64Decode(str);
CPPUNIT_ASSERT_EQUAL(4, buf.GetDataLen());
CPPUNIT_ASSERT_EQUAL('A', buf[0]);
CPPUNIT_ASSERT_EQUAL('B', buf[1]);
CPPUNIT_ASSERT_EQUAL('C', buf[2]);
CPPUNIT_ASSERT_EQUAL('D', buf[3]);
char cbuf[10];
memset(cbuf, (char)-1, sizeof(cbuf));
CPPUNIT_ASSERT_EQUAL( wxCONV_FAILED, wxBase64Decode(cbuf, 3, str) );
CPPUNIT_ASSERT_EQUAL( 4, wxBase64Decode(cbuf, 4, str) );
CPPUNIT_ASSERT_EQUAL( 'A', cbuf[0] );
CPPUNIT_ASSERT_EQUAL( 'B', cbuf[1] );
CPPUNIT_ASSERT_EQUAL( 'C', cbuf[2] );
CPPUNIT_ASSERT_EQUAL( 'D', cbuf[3] );
CPPUNIT_ASSERT_EQUAL( (char)-1, cbuf[4] );
CPPUNIT_ASSERT_EQUAL( (char)-1, cbuf[5] );
}
void Base64TestCase::EncodeDecode0to255()
{
unsigned char buff[256];
generatePatternedData(buff, 256, 0, 1);
wxString str = wxBase64Encode(buff, 256);
wxMemoryBuffer mbuff = wxBase64Decode(str);
CPPUNIT_ASSERT(memcmp(mbuff.GetData(), buff, mbuff.GetDataLen()) == 0);
mbuff = wxBase64Decode(encoded0to255);
CPPUNIT_ASSERT(memcmp(mbuff.GetData(), buff, mbuff.GetDataLen()) == 0);
}
void Base64TestCase::EncodeDecodePatternA()
{
unsigned char buff[350];
generatePatternedData(buff, 350, 24, 5, 3);
wxString str = wxBase64Encode(buff, 350);
wxMemoryBuffer mbuff = wxBase64Decode(str);
CPPUNIT_ASSERT(memcmp(mbuff.GetData(), buff, mbuff.GetDataLen()) == 0);
}
void Base64TestCase::EncodeDecodePatternB()
{
unsigned char buff[350];
generatePatternedData(buff, 350, 0, 1, 1, 0xAA);
wxString str = wxBase64Encode(buff, 350);
wxMemoryBuffer mbuff = wxBase64Decode(str);
CPPUNIT_ASSERT(memcmp(mbuff.GetData(), buff, mbuff.GetDataLen()) == 0);
}
void Base64TestCase::EncodeDecodePatternC()
{
unsigned char buff[11];
generatePatternedData(buff, 11, 1, 0, 2);
wxString str = wxBase64Encode(buff, 11);
wxMemoryBuffer mbuff = wxBase64Decode(str);
CPPUNIT_ASSERT(memcmp(mbuff.GetData(), buff, mbuff.GetDataLen()) == 0);
}
void Base64TestCase::EncodeDecodeRandom()
{
size_t size = rand() * 3000 / RAND_MAX + 11;
unsigned char *buff = new unsigned char[size];
generateRandomData(buff, size);
wxString str = wxBase64Encode(buff, size);
wxMemoryBuffer mbuff = wxBase64Decode(str);
CPPUNIT_ASSERT(memcmp(mbuff.GetData(), buff, mbuff.GetDataLen()) == 0);
generateGibberish(buff, size);
char *buff2 = new char[size];
size_t realsize = size;
CPPUNIT_ASSERT(wxBase64Decode(buff2, realsize, (char *)buff, size));
CPPUNIT_ASSERT(wxBase64Encode(buff2, size, buff2, realsize));
}
void Base64TestCase::DecodeInvalid()
{
size_t rc, posErr;
rc = wxBase64Decode(NULL, 0, "one two!", wxNO_LEN,
wxBase64DecodeMode_Strict, &posErr);
CPPUNIT_ASSERT_EQUAL( wxCONV_FAILED, rc);
CPPUNIT_ASSERT_EQUAL( 3, posErr );
rc = wxBase64Decode(NULL, 0, "one two!", wxNO_LEN,
wxBase64DecodeMode_SkipWS, &posErr);
CPPUNIT_ASSERT_EQUAL( wxCONV_FAILED, rc);
CPPUNIT_ASSERT_EQUAL( 7, posErr );
rc = wxBase64Decode(NULL, 0, "? QQ==", wxNO_LEN,
wxBase64DecodeMode_SkipWS, &posErr);
CPPUNIT_ASSERT_EQUAL( wxCONV_FAILED, rc);
CPPUNIT_ASSERT_EQUAL( 0, posErr );
posErr = (size_t)-1;
rc = wxBase64Decode(NULL, 0, " QQ==", wxNO_LEN,
wxBase64DecodeMode_SkipWS, &posErr);
CPPUNIT_ASSERT_EQUAL( 1, rc );
CPPUNIT_ASSERT_EQUAL( -1, posErr );
rc = wxBase64Decode(NULL, 0, "? QQ==", wxNO_LEN,
wxBase64DecodeMode_Relaxed, &posErr);
CPPUNIT_ASSERT_EQUAL( 1, rc );
CPPUNIT_ASSERT_EQUAL( -1, posErr );
CPPUNIT_ASSERT( !wxBase64Decode("wxGetApp()").GetDataLen() );
}
#endif // wxUSE_BASE64
|
