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#include <stdio.h>
#include <string.h>
#include "pb_decode.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));
}
{
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\xFF\xFF\x03");
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 = 0;
f.data_size = 1;
TEST(pb_dec_varint(&s, &f, &d) && (d == 0xFF || d == 0xFF000000))
}
{
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};
uint64_t d;
COMMENT("Test pb_dec_svarint using uint64_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_FIXED, 0, 0, 4, 0, 0};
float d;
COMMENT("Test pb_dec_fixed using float (failures here may be caused by imperfect rounding)")
TEST((s = S("\x00\x00\x00\x00"), pb_dec_fixed(&s, &f, &d) && d == 0.0f))
TEST((s = S("\x00\x00\xc6\x42"), pb_dec_fixed(&s, &f, &d) && d == 99.0f))
TEST((s = S("\x4e\x61\x3c\xcb"), pb_dec_fixed(&s, &f, &d) && d == -12345678.0f))
TEST((s = S("\x00"), !pb_dec_fixed(&s, &f, &d) && d == -12345678.0f))
}
{
pb_istream_t s;
pb_field_t f = {1, PB_LTYPE_FIXED, 0, 0, 8, 0, 0};
double d;
COMMENT("Test pb_dec_fixed using double (failures here may be caused by imperfect rounding)")
TEST((s = S("\x00\x00\x00\x00\x00\x00\x00\x00"), pb_dec_fixed(&s, &f, &d) && d == 0.0))
TEST((s = S("\x00\x00\x00\x00\x00\xc0\x58\x40"), pb_dec_fixed(&s, &f, &d) && d == 99.0))
TEST((s = S("\x00\x00\x00\xc0\x29\x8c\x67\xc1"), pb_dec_fixed(&s, &f, &d) && d == -12345678.0f))
}
{
pb_istream_t s;
struct { size_t size; uint8_t bytes[5]; } d;
pb_field_t f = {1, PB_LTYPE_BYTES, 0, 0, 5, 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("\x06xxxxxx"), !pb_dec_bytes(&s, &f, &d)))
TEST((s = S("\x05xxxxx"), pb_dec_bytes(&s, &f, &d) && d.size == 5))
TEST((s = S("\x05xxxx"), !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 { 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)))
}
if (status != 0)
fprintf(stdout, "\n\nSome tests FAILED!\n");
return status;
}
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