111 lines
3.0 KiB
C
Executable File
111 lines
3.0 KiB
C
Executable File
/* See COPYING.txt for the full license governing this code. */
|
|
/**
|
|
* \file variator_random.c
|
|
*
|
|
* Source file for the variator that tests the SUT with random variations to the
|
|
* input parameters.
|
|
*/
|
|
|
|
#include <time.h>
|
|
#include <SDL_test.h>
|
|
#include "SDL_visualtest_random_variator.h"
|
|
|
|
int
|
|
SDLVisualTest_InitRandomVariator(SDLVisualTest_RandomVariator* variator,
|
|
SDLVisualTest_SUTConfig* config, Uint64 seed)
|
|
{
|
|
if(!variator)
|
|
{
|
|
SDLTest_LogError("variator argument cannot be NULL");
|
|
return 0;
|
|
}
|
|
if(!config)
|
|
{
|
|
SDLTest_LogError("config argument cannot be NULL");
|
|
return 0;
|
|
}
|
|
|
|
if(seed)
|
|
SDLTest_FuzzerInit(seed);
|
|
else
|
|
SDLTest_FuzzerInit(time(NULL));
|
|
|
|
variator->config = *config;
|
|
|
|
if(!SDLVisualTest_InitVariation(&variator->variation, &variator->config))
|
|
{
|
|
SDLTest_LogError("SDLVisualTest_InitVariation() failed");
|
|
return 0;
|
|
}
|
|
|
|
return 1;
|
|
}
|
|
|
|
char*
|
|
SDLVisualTest_GetNextRandomVariation(SDLVisualTest_RandomVariator* variator)
|
|
{
|
|
SDLVisualTest_SUTOptionValue* vars;
|
|
SDLVisualTest_SUTOption* options;
|
|
int i;
|
|
if(!variator)
|
|
{
|
|
SDLTest_LogError("variator argument cannot be NULL");
|
|
return NULL;
|
|
}
|
|
|
|
/* to save typing */
|
|
vars = variator->variation.vars;
|
|
options = variator->config.options;
|
|
|
|
/* generate a random variation */
|
|
for(i = 0; i < variator->variation.num_vars; i++)
|
|
{
|
|
switch(options[i].type)
|
|
{
|
|
case SDL_SUT_OPTIONTYPE_BOOL:
|
|
vars[i].bool_value = SDLTest_RandomIntegerInRange(0, 1) ? SDL_FALSE :
|
|
SDL_TRUE;
|
|
break;
|
|
|
|
case SDL_SUT_OPTIONTYPE_ENUM:
|
|
{
|
|
int emx = 0;
|
|
while(options[i].data.enum_values[emx])
|
|
emx++;
|
|
vars[i].enumerated.index = SDLTest_RandomIntegerInRange(0, emx - 1);
|
|
}
|
|
break;
|
|
|
|
case SDL_SUT_OPTIONTYPE_INT:
|
|
vars[i].integer.value = SDLTest_RandomIntegerInRange(
|
|
options[i].data.range.min,
|
|
options[i].data.range.max);
|
|
break;
|
|
|
|
case SDL_SUT_OPTIONTYPE_STRING:
|
|
// String values are left unchanged
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* convert variation to an arguments string */
|
|
if(!SDLVisualTest_MakeStrFromVariation(&variator->variation, &variator->config,
|
|
variator->buffer, MAX_SUT_ARGS_LEN))
|
|
{
|
|
SDLTest_LogError("SDLVisualTest_MakeStrFromVariation() failed");
|
|
return NULL;
|
|
}
|
|
|
|
return variator->buffer;
|
|
}
|
|
|
|
void SDLVisualTest_FreeRandomVariator(SDLVisualTest_RandomVariator* variator)
|
|
{
|
|
if(!variator)
|
|
{
|
|
SDLTest_LogError("variator argument cannot be NULL");
|
|
return;
|
|
}
|
|
SDL_free(variator->variation.vars);
|
|
variator->variation.vars = NULL;
|
|
} |