tock-mirror/rangetest.c

103 lines
2.7 KiB
C

int g_stopped;
#define occam_stop(pos, nargs, format, args...) do { g_stopped = 1; } while (0)
#include "support/tock_support.h"
#define report_failure(msg, args...) { printf(msg, ##args); }
#define testf(call) do { \
g_stopped = 0; \
call; \
if (g_stopped == 1) { \
passes++; \
} else { \
failures++; \
report_failure(#call " failed, expected to stop\n"); \
} \
} while(0)
#define testp(exp, call) do { \
g_stopped = 0; \
if (exp == call) { \
if (g_stopped == 0) { \
passes++; \
} else { \
failures++; \
report_failure(#call "failed, unexpectedly stopped\n"); \
} \
} else { \
failures++; \
if (g_stopped == 1) { \
report_failure(#call "failed, unexpectedly stopped\n"); \
} else { \
report_failure(#call " failed, expected %d, got %d\n", exp, call); \
} \
} \
} while (0)
#define test_commutative(t,f) \
do {int done_x = 0; for (t x = 0; !(x == 0 && done_x == 1);x+=1) { done_x = 1;\
int done_y = 0; for (t y = 0; !(y == x && done_y == 1);y+=1) { done_y = 1;\
g_stopped = 0; \
const t r0 = f(x,y,""); \
const int stopped_earlier = g_stopped; \
g_stopped = 0; \
const t r1 = f(y,x,""); \
const int stopped_later = g_stopped; \
if ((stopped_later == 1 && stopped_earlier == 1) || \
(stopped_earlier == 0 && stopped_later == 0 && r0 == r1)) { \
\
} else { \
failures++; \
report_failure(#f " failed, non-commutative with %d, %d (stop: %d, %d) (res: %d, %d)\n", \
(int)x, (int)y, stopped_earlier, stopped_later, r0, r1); \
goto comm_label_##f; \
} \
} \
}passes++; comm_label_##f:;} while (0)
int main(int argc, char** argv)
{
int passes = 0;
int failures = 0;
//Since we test commutativity (at least for 8- and 16-bits),
//we only need to test one arrangement of each addition
//and multiplication test
testp(2,occam_add_int8_t(1,1,""));
testp(127,occam_add_int8_t(64,63,""));
testf(occam_add_int8_t(64,64,""));
testp(-1,occam_add_int8_t(127,-128,""));
testp(-1,occam_add_int8_t(-1,0,""));
testp(-128,occam_add_int8_t(-128,0,""));
testf(occam_mul_int8_t(127,127,""));
testf(occam_mul_int8_t(2,127,""));
testf(occam_mul_int8_t(127,127,""));
testf(occam_mul_int8_t(127,-128,""));
testf(occam_mul_int8_t(-128,-128,""));
testf(occam_mul_int8_t(-1,-128,""));
testp(-128,occam_mul_int8_t(1,-128,""));
test_commutative(int8_t,occam_add_int8_t);
test_commutative(int8_t,occam_mul_int8_t);
testp(-32768,occam_add_int16_t(-32768,0,""));
testf(occam_add_int16_t(-1,-32768,""));
testp(32767,occam_add_int16_t(0,32767,""));
test_commutative(int16_t,occam_add_int16_t);
test_commutative(int16_t,occam_mul_int16_t);
//TODO test uint8_t as well
printf("Tests complete, passed: %d, failed: %d\n", passes, failures);
return -failures;
}