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
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
|
/* This includes the whole .c file to get access to static functions. */
#define PB_ENABLE_MALLOC
#include "pb_common.c"
#include "pb_decode.c"
#include <stdio.h>
#include <string.h>
#include "unittests.h"
#include "unittestproto.pb.h"
#define S(x) pb_istream_from_buffer((uint8_t*)x, sizeof(x) - 1)
bool stream_callback(pb_istream_t *stream, uint8_t *buf, size_t count)
{
if (stream->state != NULL)
return false; /* Simulate error */
if (buf != NULL)
memset(buf, 'x', count);
return true;
}
/* Verifies that the stream passed to callback matches the byte array pointed to by arg. */
bool callback_check(pb_istream_t *stream, const pb_field_t *field, void **arg)
{
int i;
uint8_t byte;
pb_bytes_array_t *ref = (pb_bytes_array_t*) *arg;
for (i = 0; i < ref->size; i++)
{
if (!pb_read(stream, &byte, 1))
return false;
if (byte != ref->bytes[i])
return false;
}
return true;
}
int main()
{
int status = 0;
{
uint8_t buffer1[] = "foobartest1234";
uint8_t buffer2[sizeof(buffer1)];
pb_istream_t stream = pb_istream_from_buffer(buffer1, sizeof(buffer1));
COMMENT("Test pb_read and pb_istream_t");
TEST(pb_read(&stream, buffer2, 6))
TEST(memcmp(buffer2, "foobar", 6) == 0)
TEST(stream.bytes_left == sizeof(buffer1) - 6)
TEST(pb_read(&stream, buffer2 + 6, stream.bytes_left))
TEST(memcmp(buffer1, buffer2, sizeof(buffer1)) == 0)
TEST(stream.bytes_left == 0)
TEST(!pb_read(&stream, buffer2, 1))
}
{
uint8_t buffer[20];
pb_istream_t stream = {&stream_callback, NULL, 20};
COMMENT("Test pb_read with custom callback");
TEST(pb_read(&stream, buffer, 5))
TEST(memcmp(buffer, "xxxxx", 5) == 0)
TEST(!pb_read(&stream, buffer, 50))
stream.state = (void*)1; /* Simulated error return from callback */
TEST(!pb_read(&stream, buffer, 5))
stream.state = NULL;
TEST(pb_read(&stream, buffer, 15))
}
{
pb_istream_t s;
uint64_t u;
int64_t i;
COMMENT("Test pb_decode_varint");
TEST((s = S("\x00"), pb_decode_varint(&s, &u) && u == 0));
TEST((s = S("\x01"), pb_decode_varint(&s, &u) && u == 1));
TEST((s = S("\xAC\x02"), pb_decode_varint(&s, &u) && u == 300));
TEST((s = S("\xFF\xFF\xFF\xFF\x0F"), pb_decode_varint(&s, &u) && u == UINT32_MAX));
TEST((s = S("\xFF\xFF\xFF\xFF\x0F"), pb_decode_varint(&s, (uint64_t*)&i) && i == UINT32_MAX));
TEST((s = S("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x01"),
pb_decode_varint(&s, (uint64_t*)&i) && i == -1));
TEST((s = S("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x01"),
pb_decode_varint(&s, &u) && u == UINT64_MAX));
TEST((s = S("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x01"),
!pb_decode_varint(&s, &u)));
}
{
pb_istream_t s;
uint32_t u;
COMMENT("Test pb_decode_varint32");
TEST((s = S("\x00"), pb_decode_varint32(&s, &u) && u == 0));
TEST((s = S("\x01"), pb_decode_varint32(&s, &u) && u == 1));
TEST((s = S("\xAC\x02"), pb_decode_varint32(&s, &u) && u == 300));
TEST((s = S("\xFF\xFF\xFF\xFF\x0F"), pb_decode_varint32(&s, &u) && u == UINT32_MAX));
TEST((s = S("\xFF\xFF\xFF\xFF\x8F\x00"), pb_decode_varint32(&s, &u) && u == UINT32_MAX));
TEST((s = S("\xFF\xFF\xFF\xFF\x10"), !pb_decode_varint32(&s, &u)));
TEST((s = S("\xFF\xFF\xFF\xFF\x40"), !pb_decode_varint32(&s, &u)));
TEST((s = S("\xFF\xFF\xFF\xFF\xFF\x01"), !pb_decode_varint32(&s, &u)));
}
{
pb_istream_t s;
COMMENT("Test pb_skip_varint");
TEST((s = S("\x00""foobar"), pb_skip_varint(&s) && s.bytes_left == 6))
TEST((s = S("\xAC\x02""foobar"), pb_skip_varint(&s) && s.bytes_left == 6))
TEST((s = S("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x01""foobar"),
pb_skip_varint(&s) && s.bytes_left == 6))
TEST((s = S("\xFF"), !pb_skip_varint(&s)))
}
{
pb_istream_t s;
COMMENT("Test pb_skip_string")
TEST((s = S("\x00""foobar"), pb_skip_string(&s) && s.bytes_left == 6))
TEST((s = S("\x04""testfoobar"), pb_skip_string(&s) && s.bytes_left == 6))
TEST((s = S("\x04"), !pb_skip_string(&s)))
TEST((s = S("\xFF"), !pb_skip_string(&s)))
}
{
pb_istream_t s = S("\x01\x00");
pb_field_t f = {1, PB_LTYPE_VARINT, 0, 0, 4, 0, 0};
uint32_t d;
COMMENT("Test pb_dec_varint using uint32_t")
TEST(pb_dec_varint(&s, &f, &d) && d == 1)
/* Verify that no more than data_size is written. */
d = 0xFFFFFFFF;
f.data_size = 1;
TEST(pb_dec_varint(&s, &f, &d) && (d == 0xFFFFFF00 || d == 0x00FFFFFF))
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_SVARINT, 0, 0, 4, 0, 0};
int32_t d;
COMMENT("Test pb_dec_svarint using int32_t")
TEST((s = S("\x01"), pb_dec_svarint(&s, &f, &d) && d == -1))
TEST((s = S("\x02"), pb_dec_svarint(&s, &f, &d) && d == 1))
TEST((s = S("\xfe\xff\xff\xff\x0f"), pb_dec_svarint(&s, &f, &d) && d == INT32_MAX))
TEST((s = S("\xff\xff\xff\xff\x0f"), pb_dec_svarint(&s, &f, &d) && d == INT32_MIN))
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_SVARINT, 0, 0, 8, 0, 0};
int64_t d;
COMMENT("Test pb_dec_svarint using int64_t")
TEST((s = S("\x01"), pb_dec_svarint(&s, &f, &d) && d == -1))
TEST((s = S("\x02"), pb_dec_svarint(&s, &f, &d) && d == 1))
TEST((s = S("\xFE\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x01"), pb_dec_svarint(&s, &f, &d) && d == INT64_MAX))
TEST((s = S("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x01"), pb_dec_svarint(&s, &f, &d) && d == INT64_MIN))
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_SVARINT, 0, 0, 4, 0, 0};
int32_t d;
COMMENT("Test pb_dec_svarint overflow detection using int32_t");
TEST((s = S("\xfe\xff\xff\xff\x0f"), pb_dec_svarint(&s, &f, &d)));
TEST((s = S("\xfe\xff\xff\xff\x10"), !pb_dec_svarint(&s, &f, &d)));
TEST((s = S("\xff\xff\xff\xff\x0f"), pb_dec_svarint(&s, &f, &d)));
TEST((s = S("\xff\xff\xff\xff\x10"), !pb_dec_svarint(&s, &f, &d)));
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_SVARINT, 0, 0, 4, 0, 0};
uint32_t d;
COMMENT("Test pb_dec_uvarint using uint32_t")
TEST((s = S("\x01"), pb_dec_uvarint(&s, &f, &d) && d == 1))
TEST((s = S("\x02"), pb_dec_uvarint(&s, &f, &d) && d == 2))
TEST((s = S("\xff\xff\xff\xff\x0f"), pb_dec_uvarint(&s, &f, &d) && d == UINT32_MAX))
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_SVARINT, 0, 0, 8, 0, 0};
uint64_t d;
COMMENT("Test pb_dec_uvarint using uint64_t")
TEST((s = S("\x01"), pb_dec_uvarint(&s, &f, &d) && d == 1))
TEST((s = S("\x02"), pb_dec_uvarint(&s, &f, &d) && d == 2))
TEST((s = S("\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\xFF\x01"), pb_dec_uvarint(&s, &f, &d) && d == UINT64_MAX))
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_SVARINT, 0, 0, 4, 0, 0};
uint32_t d;
COMMENT("Test pb_dec_uvarint overflow detection using int32_t");
TEST((s = S("\xff\xff\xff\xff\x0f"), pb_dec_uvarint(&s, &f, &d)));
TEST((s = S("\xff\xff\xff\xff\x10"), !pb_dec_uvarint(&s, &f, &d)));
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_FIXED32, 0, 0, 4, 0, 0};
float d;
COMMENT("Test pb_dec_fixed32 using float (failures here may be caused by imperfect rounding)")
TEST((s = S("\x00\x00\x00\x00"), pb_dec_fixed32(&s, &f, &d) && d == 0.0f))
TEST((s = S("\x00\x00\xc6\x42"), pb_dec_fixed32(&s, &f, &d) && d == 99.0f))
TEST((s = S("\x4e\x61\x3c\xcb"), pb_dec_fixed32(&s, &f, &d) && d == -12345678.0f))
TEST((s = S("\x00"), !pb_dec_fixed32(&s, &f, &d) && d == -12345678.0f))
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_FIXED64, 0, 0, 8, 0, 0};
double d;
COMMENT("Test pb_dec_fixed64 using double (failures here may be caused by imperfect rounding)")
TEST((s = S("\x00\x00\x00\x00\x00\x00\x00\x00"), pb_dec_fixed64(&s, &f, &d) && d == 0.0))
TEST((s = S("\x00\x00\x00\x00\x00\xc0\x58\x40"), pb_dec_fixed64(&s, &f, &d) && d == 99.0))
TEST((s = S("\x00\x00\x00\xc0\x29\x8c\x67\xc1"), pb_dec_fixed64(&s, &f, &d) && d == -12345678.0f))
}
{
pb_istream_t s;
struct { pb_size_t size; uint8_t bytes[5]; } d;
pb_field_t f = {1, PB_LTYPE_BYTES, 0, 0, sizeof(d), 0, 0};
COMMENT("Test pb_dec_bytes")
TEST((s = S("\x00"), pb_dec_bytes(&s, &f, &d) && d.size == 0))
TEST((s = S("\x01\xFF"), pb_dec_bytes(&s, &f, &d) && d.size == 1 && d.bytes[0] == 0xFF))
TEST((s = S("\x05xxxxx"), pb_dec_bytes(&s, &f, &d) && d.size == 5))
TEST((s = S("\x05xxxx"), !pb_dec_bytes(&s, &f, &d)))
/* Note: the size limit on bytes-fields is not strictly obeyed, as
* the compiler may add some padding to the struct. Using this padding
* is not a very good thing to do, but it is difficult to avoid when
* we use only a single uint8_t to store the size of the field.
* Therefore this tests against a 10-byte string, while otherwise even
* 6 bytes should error out.
*/
TEST((s = S("\x10xxxxxxxxxx"), !pb_dec_bytes(&s, &f, &d)))
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_STRING, 0, 0, 5, 0, 0};
char d[5];
COMMENT("Test pb_dec_string")
TEST((s = S("\x00"), pb_dec_string(&s, &f, &d) && d[0] == '\0'))
TEST((s = S("\x04xyzz"), pb_dec_string(&s, &f, &d) && strcmp(d, "xyzz") == 0))
TEST((s = S("\x05xyzzy"), !pb_dec_string(&s, &f, &d)))
}
{
pb_istream_t s;
IntegerArray dest;
COMMENT("Testing pb_decode with repeated int32 field")
TEST((s = S(""), pb_decode(&s, IntegerArray_fields, &dest) && dest.data_count == 0))
TEST((s = S("\x08\x01\x08\x02"), pb_decode(&s, IntegerArray_fields, &dest)
&& dest.data_count == 2 && dest.data[0] == 1 && dest.data[1] == 2))
s = S("\x08\x01\x08\x02\x08\x03\x08\x04\x08\x05\x08\x06\x08\x07\x08\x08\x08\x09\x08\x0A");
TEST(pb_decode(&s, IntegerArray_fields, &dest) && dest.data_count == 10 && dest.data[9] == 10)
s = S("\x08\x01\x08\x02\x08\x03\x08\x04\x08\x05\x08\x06\x08\x07\x08\x08\x08\x09\x08\x0A\x08\x0B");
TEST(!pb_decode(&s, IntegerArray_fields, &dest))
}
{
pb_istream_t s;
IntegerArray dest;
COMMENT("Testing pb_decode with packed int32 field")
TEST((s = S("\x0A\x00"), pb_decode(&s, IntegerArray_fields, &dest)
&& dest.data_count == 0))
TEST((s = S("\x0A\x01\x01"), pb_decode(&s, IntegerArray_fields, &dest)
&& dest.data_count == 1 && dest.data[0] == 1))
TEST((s = S("\x0A\x0A\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A"), pb_decode(&s, IntegerArray_fields, &dest)
&& dest.data_count == 10 && dest.data[0] == 1 && dest.data[9] == 10))
TEST((s = S("\x0A\x0B\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0A\x0B"), !pb_decode(&s, IntegerArray_fields, &dest)))
/* Test invalid wire data */
TEST((s = S("\x0A\xFF"), !pb_decode(&s, IntegerArray_fields, &dest)))
TEST((s = S("\x0A\x01"), !pb_decode(&s, IntegerArray_fields, &dest)))
}
{
pb_istream_t s;
IntegerArray dest;
COMMENT("Testing pb_decode with unknown fields")
TEST((s = S("\x18\x0F\x08\x01"), pb_decode(&s, IntegerArray_fields, &dest)
&& dest.data_count == 1 && dest.data[0] == 1))
TEST((s = S("\x19\x00\x00\x00\x00\x00\x00\x00\x00\x08\x01"), pb_decode(&s, IntegerArray_fields, &dest)
&& dest.data_count == 1 && dest.data[0] == 1))
TEST((s = S("\x1A\x00\x08\x01"), pb_decode(&s, IntegerArray_fields, &dest)
&& dest.data_count == 1 && dest.data[0] == 1))
TEST((s = S("\x1B\x08\x01"), !pb_decode(&s, IntegerArray_fields, &dest)))
TEST((s = S("\x1D\x00\x00\x00\x00\x08\x01"), pb_decode(&s, IntegerArray_fields, &dest)
&& dest.data_count == 1 && dest.data[0] == 1))
}
{
pb_istream_t s;
CallbackArray dest;
struct { pb_size_t size; uint8_t bytes[10]; } ref;
dest.data.funcs.decode = &callback_check;
dest.data.arg = &ref;
COMMENT("Testing pb_decode with callbacks")
/* Single varint */
ref.size = 1; ref.bytes[0] = 0x55;
TEST((s = S("\x08\x55"), pb_decode(&s, CallbackArray_fields, &dest)))
/* Packed varint */
ref.size = 3; ref.bytes[0] = ref.bytes[1] = ref.bytes[2] = 0x55;
TEST((s = S("\x0A\x03\x55\x55\x55"), pb_decode(&s, CallbackArray_fields, &dest)))
/* Packed varint with loop */
ref.size = 1; ref.bytes[0] = 0x55;
TEST((s = S("\x0A\x03\x55\x55\x55"), pb_decode(&s, CallbackArray_fields, &dest)))
/* Single fixed32 */
ref.size = 4; ref.bytes[0] = ref.bytes[1] = ref.bytes[2] = ref.bytes[3] = 0xAA;
TEST((s = S("\x0D\xAA\xAA\xAA\xAA"), pb_decode(&s, CallbackArray_fields, &dest)))
/* Single fixed64 */
ref.size = 8; memset(ref.bytes, 0xAA, 8);
TEST((s = S("\x09\xAA\xAA\xAA\xAA\xAA\xAA\xAA\xAA"), pb_decode(&s, CallbackArray_fields, &dest)))
/* Unsupported field type */
TEST((s = S("\x0B\x00"), !pb_decode(&s, CallbackArray_fields, &dest)))
/* Just make sure that our test function works */
ref.size = 1; ref.bytes[0] = 0x56;
TEST((s = S("\x08\x55"), !pb_decode(&s, CallbackArray_fields, &dest)))
}
{
pb_istream_t s;
IntegerArray dest;
COMMENT("Testing pb_decode message termination")
TEST((s = S(""), pb_decode(&s, IntegerArray_fields, &dest)))
TEST((s = S("\x00"), pb_decode(&s, IntegerArray_fields, &dest)))
TEST((s = S("\x08\x01"), pb_decode(&s, IntegerArray_fields, &dest)))
TEST((s = S("\x08\x01\x00"), pb_decode(&s, IntegerArray_fields, &dest)))
TEST((s = S("\x08"), !pb_decode(&s, IntegerArray_fields, &dest)))
}
{
pb_istream_t s;
IntegerArray dest;
COMMENT("Testing pb_decode with invalid tag numbers")
TEST((s = S("\x9f\xea"), !pb_decode(&s, IntegerArray_fields, &dest)));
}
{
pb_istream_t s;
IntegerContainer dest = {{0}};
COMMENT("Testing pb_decode_delimited")
TEST((s = S("\x09\x0A\x07\x0A\x05\x01\x02\x03\x04\x05"),
pb_decode_delimited(&s, IntegerContainer_fields, &dest)) &&
dest.submsg.data_count == 5)
}
{
pb_istream_t s = {0};
void *data = NULL;
COMMENT("Testing allocate_field")
TEST(allocate_field(&s, &data, 10, 10) && data != NULL);
TEST(allocate_field(&s, &data, 10, 20) && data != NULL);
{
void *oldvalue = data;
size_t very_big = (size_t)-1;
size_t somewhat_big = very_big / 2 + 1;
size_t not_so_big = (size_t)1 << (4 * sizeof(size_t));
TEST(!allocate_field(&s, &data, very_big, 2) && data == oldvalue);
TEST(!allocate_field(&s, &data, somewhat_big, 2) && data == oldvalue);
TEST(!allocate_field(&s, &data, not_so_big, not_so_big) && data == oldvalue);
}
pb_free(data);
}
if (status != 0)
fprintf(stdout, "\n\nSome tests FAILED!\n");
return status;
}
|
