diff options
Diffstat (limited to 'contrib/ntp/tests/libntp/timespecops.c')
| -rw-r--r-- | contrib/ntp/tests/libntp/timespecops.c | 229 |
1 files changed, 182 insertions, 47 deletions
diff --git a/contrib/ntp/tests/libntp/timespecops.c b/contrib/ntp/tests/libntp/timespecops.c index 86df7a1..68a472a 100644 --- a/contrib/ntp/tests/libntp/timespecops.c +++ b/contrib/ntp/tests/libntp/timespecops.c @@ -10,14 +10,14 @@ #include <string.h> -#define TEST_ASSERT_EQUAL_timespec(a, b) { \ - TEST_ASSERT_EQUAL_MESSAGE(a.tv_sec, b.tv_sec, "Field tv_sec"); \ +#define TEST_ASSERT_EQUAL_timespec(a, b) { \ + TEST_ASSERT_EQUAL_MESSAGE(a.tv_sec, b.tv_sec, "Field tv_sec"); \ TEST_ASSERT_EQUAL_MESSAGE(a.tv_nsec, b.tv_nsec, "Field tv_nsec"); \ } -#define TEST_ASSERT_EQUAL_l_fp(a, b) { \ - TEST_ASSERT_EQUAL_MESSAGE(a.l_i, b.l_i, "Field l_i"); \ +#define TEST_ASSERT_EQUAL_l_fp(a, b) { \ + TEST_ASSERT_EQUAL_MESSAGE(a.l_i, b.l_i, "Field l_i"); \ TEST_ASSERT_EQUAL_UINT_MESSAGE(a.l_uf, b.l_uf, "Field l_uf"); \ } @@ -33,6 +33,7 @@ struct lfpfracdata { }; +void setUp(void); void test_Helpers1(void); void test_Normalise(void); void test_SignNoFrac(void); @@ -64,35 +65,52 @@ void test_ToString(void); typedef int bool; -const bool timespec_isValid(struct timespec V); +const bool timespec_isValid(struct timespec V); struct timespec timespec_init(time_t hi, long lo); -l_fp l_fp_init(int32 i, u_int32 f); -bool AssertFpClose(const l_fp m, const l_fp n, const l_fp limit); -bool AssertTimespecClose(const struct timespec m, const struct timespec n, const struct timespec limit); +l_fp l_fp_init(int32 i, u_int32 f); +bool AssertFpClose(const l_fp m, const l_fp n, const l_fp limit); +bool AssertTimespecClose(const struct timespec m, + const struct timespec n, + const struct timespec limit); -//******************************************MY CUSTOM FUNCTIONS******************************* +//***************************MY CUSTOM FUNCTIONS*************************** +void +setUp(void) +{ + init_lib(); + + return; +} + const bool -timespec_isValid(struct timespec V) { +timespec_isValid(struct timespec V) +{ + return V.tv_nsec >= 0 && V.tv_nsec < 1000000000; } struct timespec -timespec_init(time_t hi, long lo) { - struct timespec V; +timespec_init(time_t hi, long lo) +{ + struct timespec V; + V.tv_sec = hi; V.tv_nsec = lo; + return V; } l_fp -l_fp_init(int32 i, u_int32 f) { +l_fp_init(int32 i, u_int32 f) +{ l_fp temp; + temp.l_i = i; temp.l_uf = f; @@ -101,7 +119,8 @@ l_fp_init(int32 i, u_int32 f) { bool -AssertFpClose(const l_fp m, const l_fp n, const l_fp limit) { +AssertFpClose(const l_fp m, const l_fp n, const l_fp limit) +{ l_fp diff; if (L_ISGEQ(&m, &n)) { @@ -111,7 +130,7 @@ AssertFpClose(const l_fp m, const l_fp n, const l_fp limit) { diff = n; L_SUB(&diff, &m); } - if (L_ISGEQ(&limit, &diff)){ + if (L_ISGEQ(&limit, &diff)) { return TRUE; } else { @@ -122,7 +141,9 @@ AssertFpClose(const l_fp m, const l_fp n, const l_fp limit) { bool -AssertTimespecClose(const struct timespec m, const struct timespec n, const struct timespec limit) { +AssertTimespecClose(const struct timespec m, const struct timespec n, + const struct timespec limit) +{ struct timespec diff; diff = abs_tspec(sub_tspec(m, n)); @@ -156,11 +177,13 @@ static const struct lfpfracdata fdata[] = { u_int32 -my_tick_to_tsf(u_int32 ticks) { +my_tick_to_tsf(u_int32 ticks) +{ // convert nanoseconds to l_fp fractional units, using double // precision float calculations or, if available, 64bit integer // arithmetic. This should give the precise fraction, rounded to // the nearest representation. + #ifdef HAVE_U_INT64 return (u_int32)((( ((u_int64)(ticks)) << 32) + 500000000) / 1000000000); #else @@ -172,7 +195,9 @@ my_tick_to_tsf(u_int32 ticks) { u_int32 -my_tsf_to_tick(u_int32 tsf) { +my_tsf_to_tick(u_int32 tsf) +{ + // Inverse operation: converts fraction to microseconds. #ifdef HAVE_U_INT64 return (u_int32)(( ((u_int64)(tsf)) * 1000000000 + 0x80000000) >> 32); @@ -189,7 +214,8 @@ my_tsf_to_tick(u_int32 tsf) { // --------------------------------------------------------------------- void -test_Helpers1(void) { +test_Helpers1(void) +{ struct timespec x; for (x.tv_sec = -2; x.tv_sec < 3; x.tv_sec++) { @@ -202,6 +228,8 @@ test_Helpers1(void) { x.tv_nsec = 1000000000; TEST_ASSERT_FALSE(timespec_isValid(x)); } + + return; } @@ -210,14 +238,18 @@ test_Helpers1(void) { //---------------------------------------------------------------------- void -test_Normalise(void) { +test_Normalise(void) +{ long ns; + for ( ns = -2000000000; ns <= 2000000000; ns += 10000000) { struct timespec x = timespec_init(0, ns); x = normalize_tspec(x); TEST_ASSERT_TRUE(timespec_isValid(x)); } + + return; } //---------------------------------------------------------------------- @@ -225,9 +257,11 @@ test_Normalise(void) { //---------------------------------------------------------------------- void -test_SignNoFrac(void) { +test_SignNoFrac(void) +{ // sign test, no fraction int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init(i, 0); int E = (i > 0) - (i < 0); @@ -235,26 +269,34 @@ test_SignNoFrac(void) { TEST_ASSERT_EQUAL(E, r); } + + return; } void -test_SignWithFrac(void) { +test_SignWithFrac(void) +{ // sign test, with fraction int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init(i, 10); int E = (i >= 0) - (i < 0); int r = test_tspec(a); + TEST_ASSERT_EQUAL(E, r); } + + return; } //---------------------------------------------------------------------- // test compare //---------------------------------------------------------------------- void -test_CmpFracEQ(void) { +test_CmpFracEQ(void) +{ // fractions are equal int i, j; for (i = -4; i <= 4; ++i) @@ -263,38 +305,51 @@ test_CmpFracEQ(void) { struct timespec b = timespec_init( j , 200); int E = (i > j) - (i < j); int r = cmp_tspec_denorm(a, b); + TEST_ASSERT_EQUAL(E, r); } + + return; } void -test_CmpFracGT(void) { +test_CmpFracGT(void) +{ // fraction a bigger fraction b int i, j; + for (i = -4; i <= 4; ++i) for (j = -4; j <= 4; ++j) { struct timespec a = timespec_init(i, 999999800); struct timespec b = timespec_init(j, 200); int E = (i >= j) - (i < j); int r = cmp_tspec_denorm(a, b); + TEST_ASSERT_EQUAL(E, r); } + + return; } void -test_CmpFracLT(void) { +test_CmpFracLT(void) +{ // fraction a less fraction b int i, j; + for (i = -4; i <= 4; ++i) for (j = -4; j <= 4; ++j) { struct timespec a = timespec_init(i, 200); struct timespec b = timespec_init(j, 999999800); int E = (i > j) - (i <= j); int r = cmp_tspec_denorm(a, b); + TEST_ASSERT_EQUAL(E, r); } + + return; } //---------------------------------------------------------------------- @@ -302,8 +357,10 @@ test_CmpFracLT(void) { //---------------------------------------------------------------------- void -test_AddFullNorm(void) { +test_AddFullNorm(void) +{ int i, j; + for (i = -4; i <= 4; ++i) for (j = -4; j <= 4; ++j) { struct timespec a = timespec_init(i, 200); @@ -314,12 +371,16 @@ test_AddFullNorm(void) { c = add_tspec(a, b); TEST_ASSERT_EQUAL_timespec(E, c); } + + return; } void -test_AddFullOflow1(void) { +test_AddFullOflow1(void) +{ int i, j; + for (i = -4; i <= 4; ++i) for (j = -4; j <= 4; ++j) { struct timespec a = timespec_init(i, 200); @@ -330,12 +391,15 @@ test_AddFullOflow1(void) { c = add_tspec(a, b); TEST_ASSERT_EQUAL_timespec(E, c); } + + return; } void test_AddNsecNorm(void) { int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init(i, 200); struct timespec E = timespec_init(i, 600); @@ -344,12 +408,16 @@ test_AddNsecNorm(void) { c = add_tspec_ns(a, 600 - 200); TEST_ASSERT_EQUAL_timespec(E, c); } + + return; } void -test_AddNsecOflow1(void) { +test_AddNsecOflow1(void) +{ int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init(i, 200); struct timespec E = timespec_init(i + 1, 100); @@ -358,6 +426,8 @@ test_AddNsecOflow1(void) { c = add_tspec_ns(a, NANOSECONDS - 100); TEST_ASSERT_EQUAL_timespec(E, c); } + + return; } //---------------------------------------------------------------------- @@ -365,8 +435,10 @@ test_AddNsecOflow1(void) { //---------------------------------------------------------------------- void -test_SubFullNorm(void) { +test_SubFullNorm(void) +{ int i, j; + for (i = -4; i <= 4; ++i) for (j = -4; j <= 4; ++j) { struct timespec a = timespec_init( i , 600); @@ -377,12 +449,16 @@ test_SubFullNorm(void) { c = sub_tspec(a, b); TEST_ASSERT_EQUAL_timespec(E, c); } + + return; } void -test_SubFullOflow(void) { +test_SubFullOflow(void) +{ int i, j; + for (i = -4; i <= 4; ++i) for (j = -4; j <= 4; ++j) { struct timespec a = timespec_init(i, 100); @@ -393,12 +469,16 @@ test_SubFullOflow(void) { c = sub_tspec(a, b); TEST_ASSERT_EQUAL_timespec(E, c); } + + return; } void -test_SubNsecNorm(void) { +test_SubNsecNorm(void) +{ int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init(i, 600); struct timespec E = timespec_init(i, 200); @@ -407,12 +487,16 @@ test_SubNsecNorm(void) { c = sub_tspec_ns(a, 600 - 200); TEST_ASSERT_EQUAL_timespec(E, c); } + + return; } void -test_SubNsecOflow(void) { +test_SubNsecOflow(void) +{ int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init( i , 100); struct timespec E = timespec_init(i-1, 200); @@ -421,6 +505,8 @@ test_SubNsecOflow(void) { c = sub_tspec_ns(a, NANOSECONDS - 100); TEST_ASSERT_EQUAL_timespec(E, c); } + + return; } //---------------------------------------------------------------------- @@ -429,8 +515,10 @@ test_SubNsecOflow(void) { void -test_Neg(void) { +test_Neg(void) +{ int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init(i, 100); struct timespec b; @@ -440,6 +528,8 @@ test_Neg(void) { c = add_tspec(a, b); TEST_ASSERT_EQUAL(0, test_tspec(c)); } + + return; } //---------------------------------------------------------------------- @@ -447,8 +537,10 @@ test_Neg(void) { //---------------------------------------------------------------------- void -test_AbsNoFrac(void) { +test_AbsNoFrac(void) +{ int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init(i , 0); struct timespec b; @@ -456,12 +548,16 @@ test_AbsNoFrac(void) { b = abs_tspec(a); TEST_ASSERT_EQUAL((i != 0), test_tspec(b)); } + + return; } void -test_AbsWithFrac(void) { +test_AbsWithFrac(void) +{ int i; + for (i = -4; i <= 4; ++i) { struct timespec a = timespec_init(i, 100); struct timespec b; @@ -469,6 +565,8 @@ test_AbsWithFrac(void) { b = abs_tspec(a); TEST_ASSERT_EQUAL(1, test_tspec(b)); } + + return; } // --------------------------------------------------------------------- @@ -476,9 +574,9 @@ test_AbsWithFrac(void) { // --------------------------------------------------------------------- void -test_Helpers2(void) { +test_Helpers2(void) +{ struct timespec limit = timespec_init(0, 2); - struct timespec x, y; long i; @@ -489,7 +587,7 @@ test_Helpers2(void) { for (i = -4; i < 5; ++i) { y = x; y.tv_nsec += i; - if (i >= -2 && i <= 2){ + if (i >= -2 && i <= 2) { TEST_ASSERT_TRUE(AssertTimespecClose(x, y, limit)); } else @@ -498,6 +596,8 @@ test_Helpers2(void) { } } } + + return; } //---------------------------------------------------------------------- @@ -505,9 +605,11 @@ test_Helpers2(void) { //---------------------------------------------------------------------- void -test_ToLFPbittest(void) { +test_ToLFPbittest(void) +{ l_fp lfpClose = l_fp_init(0, 1); u_int32 i; + for (i = 0; i < 1000000000; i+=1000) { struct timespec a = timespec_init(1, i); l_fp E= l_fp_init(1, my_tick_to_tsf(i)); @@ -516,12 +618,16 @@ test_ToLFPbittest(void) { r = tspec_intv_to_lfp(a); TEST_ASSERT_TRUE(AssertFpClose(E, r, lfpClose)); } + + return; } void -test_ToLFPrelPos(void) { +test_ToLFPrelPos(void) +{ int i; + for (i = 0; i < COUNTOF(fdata); ++i) { struct timespec a = timespec_init(1, fdata[i].nsec); l_fp E = l_fp_init(1, fdata[i].frac); @@ -530,12 +636,16 @@ test_ToLFPrelPos(void) { r = tspec_intv_to_lfp(a); TEST_ASSERT_EQUAL_l_fp(E, r); } + + return; } void -test_ToLFPrelNeg(void) { +test_ToLFPrelNeg(void) +{ int i; + for (i = 0; i < COUNTOF(fdata); ++i) { struct timespec a = timespec_init(-1, fdata[i].nsec); l_fp E = l_fp_init(~0, fdata[i].frac); @@ -544,12 +654,16 @@ test_ToLFPrelNeg(void) { r = tspec_intv_to_lfp(a); TEST_ASSERT_EQUAL_l_fp(E, r); } + + return; } void -test_ToLFPabs(void) { +test_ToLFPabs(void) +{ int i; + for (i = 0; i < COUNTOF(fdata); ++i) { struct timespec a = timespec_init(1, fdata[i].nsec); l_fp E = l_fp_init(1 + JAN_1970, fdata[i].frac); @@ -558,6 +672,8 @@ test_ToLFPabs(void) { r = tspec_stamp_to_lfp(a); TEST_ASSERT_EQUAL_l_fp(E, r); } + + return; } //---------------------------------------------------------------------- @@ -565,7 +681,8 @@ test_ToLFPabs(void) { //---------------------------------------------------------------------- void -test_FromLFPbittest(void) { +test_FromLFPbittest(void) +{ struct timespec limit = timespec_init(0, 2); // Not *exactly* a bittest, because 2**32 tests would take a @@ -582,13 +699,17 @@ test_FromLFPbittest(void) { // comparing to calculated value. TEST_ASSERT_TRUE(AssertTimespecClose(E, r, limit)); } + + return; } void -test_FromLFPrelPos(void) { +test_FromLFPrelPos(void) +{ struct timespec limit = timespec_init(0, 2); int i; + for (i = 0; i < COUNTOF(fdata); ++i) { l_fp a = l_fp_init(1, fdata[i].frac); struct timespec E = timespec_init(1, fdata[i].nsec); @@ -597,13 +718,17 @@ test_FromLFPrelPos(void) { r = lfp_intv_to_tspec(a); TEST_ASSERT_TRUE(AssertTimespecClose(E, r, limit)); } + + return; } void -test_FromLFPrelNeg(void) { +test_FromLFPrelNeg(void) +{ struct timespec limit = timespec_init(0, 2); int i; + for (i = 0; i < COUNTOF(fdata); ++i) { l_fp a = l_fp_init(~0, fdata[i].frac); struct timespec E = timespec_init(-1, fdata[i].nsec); @@ -612,14 +737,18 @@ test_FromLFPrelNeg(void) { r = lfp_intv_to_tspec(a); TEST_ASSERT_TRUE(AssertTimespecClose(E, r, limit)); } + + return; } // nsec -> frac -> nsec roundtrip, using a prime start and increment void -test_LFProundtrip(void) { +test_LFProundtrip(void) +{ int32_t t; u_int32 i; + for (t = -1; t < 2; ++t) for (i = 4999; i < 1000000000; i += 10007) { struct timespec E = timespec_init(t, i); @@ -630,6 +759,8 @@ test_LFProundtrip(void) { r = lfp_intv_to_tspec(a); TEST_ASSERT_EQUAL_timespec(E, r); } + + return; } //---------------------------------------------------------------------- @@ -637,7 +768,8 @@ test_LFProundtrip(void) { //---------------------------------------------------------------------- void -test_ToString(void) { +test_ToString(void) +{ static const struct { time_t sec; long nsec; @@ -653,12 +785,15 @@ test_ToString(void) { {-1,-1, "-1.000000001" }, }; int i; + for (i = 0; i < COUNTOF(data); ++i) { struct timespec a = timespec_init(data[i].sec, data[i].nsec); const char * E = data[i].repr; const char * r = tspectoa(a); TEST_ASSERT_EQUAL_STRING(E, r); } + + return; } // -*- EOF -*- |
