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FMC TDC 1ns 5cha - Software
Commit b5f3a04b authored by Federico Vaga's avatar Federico Vaga
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ut: math tests 

Signed-off-by: Federico Vaga's avatarFederico Vaga <federico.vaga@cern.ch>
parent b3321e4b
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unittest/fmctdc-ut.c
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......@@ -422,6 +422,70 @@ static const char *fmctdc_op_test7_desc =
"FineDelay generates, simultaneously, 1000000 pulse for each channel (1MHz). We test the IRq coalesing timeout. We expect to receive timestamp after the timeout";
static void fmctdc_math_test1(struct m_test *m_test)
{
struct fmctdc_time t;
int i;
for (i = 0; i < 30; ++i) { /* 30 to not overflow coarse (32bit) */
t.seconds = i;
t.coarse = 125000000 * i + 31;
t.frac = 4096 * i + 13;
fmctdc_ts_norm(&t);
m_assert_int_eq(t.seconds, i * 2);
m_assert_int_eq(t.coarse, 31 + i);
m_assert_int_eq(t.frac, 13);
}
}
static const char *fmctdc_math_test1_desc =
"Validate timestamp normalization";
static void fmctdc_math_test2(struct m_test *m_test)
{
struct fmctdc_time ret, t1, t2;
t1.seconds = random();
t1.coarse = random();
t1.frac = random();
fmctdc_ts_norm(&t1);
t2.seconds = t1.seconds + 1;
t2.coarse = random();
t2.frac = random();
fmctdc_ts_norm(&t2);
ret = t1;
fmctdc_ts_add(&ret, &t2);
fmctdc_ts_sub(&ret, &t2);
m_assert_mem_eq(&ret, &t1, sizeof(ret));
}
static const char *fmctdc_math_test2_desc =
"Validate timestamp albegra (t1 < t2 : t1 = t1 + t2 - t2)";
static void fmctdc_math_test3(struct m_test *m_test)
{
struct fmctdc_time ret, t1;
t1.seconds = random();
t1.coarse = random();
t1.frac = random();
fmctdc_ts_norm(&t1);
ret = t1;
fmctdc_ts_sub(&ret, &t1);
m_assert_int_eq(0, ret.seconds);
m_assert_int_eq(0, ret.coarse);
m_assert_int_eq(0, ret.frac);
}
static const char *fmctdc_math_test3_desc =
"Validate timestamp albegra (t1 - t1 = 0)";
int main(int argc, char *argv[])
{
struct m_test fmctdc_param_tests[] = {
......@@ -480,6 +544,21 @@ int main(int argc, char *argv[])
fmctdc_op_tests,
fmctdc_set_up,
fmctdc_tear_down);
struct m_test fmctdc_math_tests[] = {
m_test_desc(NULL, fmctdc_math_test1, NULL,
fmctdc_math_test1_desc),
m_test_desc_loop(NULL, fmctdc_math_test2, NULL,
fmctdc_math_test2_desc,
100),
m_test_desc_loop(NULL, fmctdc_math_test3, NULL,
fmctdc_math_test3_desc,
100),
};
struct m_suite fmctdc_suite_math = m_suite("FMC TDC test: math",
M_VERBOSE,
fmctdc_math_tests,
NULL,
NULL);
char opt;
int ret;
......@@ -508,6 +587,8 @@ int main(int argc, char *argv[])
}
}
m_suite_run(&fmctdc_suite_math);
if (!fmctdc_dev_id) {
fprintf(stderr, "Missing TDC device ID options\n");
fmctdc_ut_help(argv[0]);
......
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