FreeRDP/winpr/libwinpr/utils/test/TestStream.c

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#include <winpr/crt.h>
#include <winpr/print.h>
#include <winpr/stream.h>
static BOOL TestStream_Verify(wStream* s, int mincap, int len, int pos)
{
if (Stream_Buffer(s) == NULL)
{
printf("stream buffer is null\n");
return FALSE;
}
if (Stream_Pointer(s) == NULL)
{
printf("stream pointer is null\n");
return FALSE;
}
if (Stream_Pointer(s) < Stream_Buffer(s))
{
printf("stream pointer (%p) or buffer (%p) is invalid\n",
Stream_Pointer(s), Stream_Buffer(s));
return FALSE;
}
if (Stream_Capacity(s) < mincap) {
printf("stream capacity is %ld but minimum expected value is %d\n",
Stream_Capacity(s), mincap);
return FALSE;
}
if (Stream_Length(s) != len) {
printf("stream has unexpected length (%ld instead of %d)\n",
Stream_Length(s), len);
return FALSE;
}
if (Stream_GetPosition(s) != pos)
{
printf("stream has unexpected position (%ld instead of %d)\n",
Stream_GetPosition(s), pos);
return FALSE;
}
if (Stream_GetPosition(s) > Stream_Length(s))
{
printf("stream position (%ld) exceeds length (%ld)\n",
Stream_GetPosition(s), Stream_Length(s));
return FALSE;
}
if (Stream_GetPosition(s) > Stream_Capacity(s))
{
printf("stream position (%ld) exceeds capacity (%ld)\n",
Stream_GetPosition(s), Stream_Capacity(s));
return FALSE;
}
if (Stream_Length(s) > Stream_Capacity(s))
{
printf("stream length (%ld) exceeds capacity (%ld)\n",
Stream_Length(s), Stream_Capacity(s));
return FALSE;
}
if (Stream_GetRemainingLength(s) != len - pos)
{
printf("stream remaining length (%ld instead of %d)\n",
Stream_GetRemainingLength(s), len - pos);
return FALSE;
}
return TRUE;
}
static BOOL TestStream_Create(int count, BOOL selfAlloc)
{
int i, len, cap, pos;
wStream *s = NULL;
void* buffer = NULL;
for (i = 0; i < count; i++)
{
len = cap = i+1;
pos = 0;
if (selfAlloc)
{
if (!(buffer = malloc(cap)))
{
printf("%s: failed to allocate buffer of size %d\n", __FUNCTION__, cap);
goto fail;
}
}
if (!(s = Stream_New(selfAlloc ? buffer : NULL, len)))
{
printf("%s: Stream_New failed for stream #%d\n", __FUNCTION__, i);
goto fail;
}
if (!TestStream_Verify(s, cap, len, pos))
{
goto fail;
}
for (pos = 0; pos < len; pos++)
{
Stream_SetPosition(s, pos);
Stream_SealLength(s);
if (!TestStream_Verify(s, cap, pos, pos))
{
goto fail;
}
}
if (selfAlloc)
{
memset(buffer, i%256, cap);
if (memcmp(buffer, Stream_Buffer(s), cap))
{
printf("%s: buffer memory corruption\n", __FUNCTION__);
goto fail;
}
}
Stream_Free(s, buffer ? FALSE : TRUE);
free(buffer);
}
return TRUE;
fail:
free(buffer);
if (s)
{
Stream_Free(s, buffer ? FALSE : TRUE);
}
return FALSE;
}
static BOOL TestStream_Extent(UINT32 maxSize)
{
int i;
wStream *s = NULL;
BOOL result = FALSE;
if (!(s = Stream_New(NULL, 1)))
{
printf("%s: Stream_New failed\n", __FUNCTION__);
return FALSE;
}
for (i = 1; i < maxSize; i++)
{
if (i % 2)
{
if (!Stream_EnsureRemainingCapacity(s, i))
goto fail;
}
else
{
if (!Stream_EnsureCapacity(s, i))
goto fail;
}
Stream_SetPosition(s, i);
Stream_SealLength(s);
if (!TestStream_Verify(s, i, i, i))
{
printf("%s: failed to verify stream in iteration %d\n", __FUNCTION__, i);
goto fail;
}
}
result = TRUE;
fail:
if (s)
{
Stream_Free(s, TRUE);
}
return result;
}
#define Stream_Peek_UINT8_BE Stream_Peek_UINT8
#define Stream_Read_UINT8_BE Stream_Read_UINT8
#define Stream_Peek_INT8_BE Stream_Peek_UINT8
#define Stream_Read_INT8_BE Stream_Read_UINT8
#define TestStream_PeekAndRead(_s, _r, _t) do \
{ \
_t _a, _b; \
int _i; \
BYTE* _p = Stream_Buffer(_s); \
Stream_SetPosition(_s, 0); \
Stream_Peek_ ## _t(_s, _a); \
Stream_Read_ ## _t(_s, _b); \
if (_a != _b) \
{ \
printf("%s: test1 " #_t "_LE failed\n", __FUNCTION__); \
_r = FALSE; \
} \
for (_i=0; _i<sizeof(_t); _i++) { \
if (((BYTE*)&_a)[_i] != _p[_i]) { \
printf("%s: test2 " #_t "_LE failed\n", __FUNCTION__); \
_r = FALSE; \
break; \
} \
} \
/* printf("a: 0x%016llX\n", a); */ \
Stream_SetPosition(_s, 0); \
Stream_Peek_ ## _t ## _BE(_s, _a); \
Stream_Read_ ## _t ## _BE(_s, _b); \
if (_a != _b) \
{ \
printf("%s: test1 " #_t "_BE failed\n", __FUNCTION__); \
_r = FALSE; \
} \
for (_i=0; _i<sizeof(_t); _i++) { \
if (((BYTE*)&_a)[_i] != _p[sizeof(_t)-_i-1]) { \
printf("%s: test2 " #_t "_BE failed\n", __FUNCTION__); \
_r = FALSE; \
break; \
} \
} \
/* printf("a: 0x%016llX\n", a); */ \
} while (0)
static BOOL TestStream_Reading()
{
BYTE src[] = { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08 };
wStream *s = NULL;
BOOL result = TRUE;
if (!(s = Stream_New(src, sizeof(src))))
{
printf("%s: Stream_New failed\n", __FUNCTION__);
return FALSE;
}
TestStream_PeekAndRead(s, result, UINT8);
TestStream_PeekAndRead(s, result, INT8);
TestStream_PeekAndRead(s, result, UINT16);
TestStream_PeekAndRead(s, result, INT16);
TestStream_PeekAndRead(s, result, UINT32);
TestStream_PeekAndRead(s, result, INT32);
TestStream_PeekAndRead(s, result, UINT64);
TestStream_PeekAndRead(s, result, INT64);
Stream_Free(s, FALSE);
return result;
}
int TestStream(int argc, char* argv[])
{
if (!TestStream_Create(200, FALSE))
return 1;
if (!TestStream_Create(200, TRUE))
return 2;
if (!TestStream_Extent(4096))
return 3;
if (!TestStream_Reading(4096))
return 4;
/**
* FIXME: Add tests for
* Stream_Write_*
* Stream_Seek_*
* Stream_Rewind_*
* Stream_Zero
* Stream_Fill
* Stream_Copy
*/
return 0;
}