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Add more unit tests for tv_udiff and tv_mdiff

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teor (Tim Wilson-Brown) 2016-06-29 17:02:39 +10:00
parent 4234ca3bf2
commit d36a0c4d22
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1 changed files with 261 additions and 2 deletions
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263
src/test/test_util.c
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@ -272,35 +272,294 @@ test_util_time(void *arg)
tt_int_op(0L,OP_EQ, tv_udiff(&start, &end));
tt_int_op(0L,OP_EQ, tv_mdiff(&start, &end));
tt_int_op(0L,OP_EQ, tv_udiff(&end, &start));
tt_int_op(0L,OP_EQ, tv_mdiff(&end, &start));
end.tv_usec = 7000;
tt_int_op(2000L,OP_EQ, tv_udiff(&start, &end));
tt_int_op(2L,OP_EQ, tv_mdiff(&start, &end));
tt_int_op(-2000L,OP_EQ, tv_udiff(&end, &start));
tt_int_op(-2L,OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = 6;
tt_int_op(1002000L,OP_EQ, tv_udiff(&start, &end));
tt_int_op(1002L,OP_EQ, tv_mdiff(&start, &end));
tt_int_op(-1002000L,OP_EQ, tv_udiff(&end, &start));
tt_int_op(-1002L,OP_EQ, tv_mdiff(&end, &start));
end.tv_usec = 0;
tt_int_op(995000L,OP_EQ, tv_udiff(&start, &end));
tt_int_op(995L,OP_EQ, tv_mdiff(&start, &end));
tt_int_op(-995000L,OP_EQ, tv_udiff(&end, &start));
tt_int_op(-995L,OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = 4;
tt_int_op(-1005000L,OP_EQ, tv_udiff(&start, &end));
tt_int_op(-1005L,OP_EQ, tv_mdiff(&start, &end));
tt_int_op(1005000L,OP_EQ, tv_udiff(&end, &start));
tt_int_op(1005L,OP_EQ, tv_mdiff(&end, &start));
/* Test that tv_usec values round away from zero when converted to msec */
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = 10;
end.tv_usec = 499;
tt_int_op(10000499L, OP_EQ, tv_udiff(&start, &end));
tt_int_op(10000L, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(-10000499L, OP_EQ, tv_udiff(&end, &start));
tt_int_op(-10000L, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = 10;
end.tv_usec = 500;
tt_int_op(10000500L, OP_EQ, tv_udiff(&start, &end));
tt_int_op(10001L, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(-10000500L, OP_EQ, tv_udiff(&end, &start));
tt_int_op(-10000L, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = 10;
end.tv_usec = 501;
tt_int_op(10000501L, OP_EQ, tv_udiff(&start, &end));
tt_int_op(10001L, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(-10000501L, OP_EQ, tv_udiff(&end, &start));
tt_int_op(-10001L, OP_EQ, tv_mdiff(&end, &start));
/* Overflow conditions */
#ifdef _WIN32
/* Would you believe that tv_sec is a long on windows? Of course you would.*/
end.tv_sec = LONG_MAX;
#define TV_SEC_MAX LONG_MAX
#define TV_SEC_MIN LONG_MIN
#else
end.tv_sec = TIME_MAX;
/* Some BSDs have struct timeval.tv_sec 64-bit, but time_t (and long) 32-bit
* Which means TIME_MAX is not actually the maximum value of tv_sec.
* But that's ok for the moment, because the code correctly performs 64-bit
* calculations internally, then catches the overflow. */
#define TV_SEC_MAX TIME_MAX
#define TV_SEC_MIN TIME_MIN
#endif
/* Assume tv_usec is an unsigned integer until proven otherwise */
#define TV_USEC_MAX UINT_MAX
#define TOR_USEC_PER_SEC 1000000
/* Overflows in the result type */
/* All comparisons work */
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = LONG_MAX/1000 - 2;
end.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(end.tv_sec*1000L, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(-end.tv_sec*1000L, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = LONG_MAX/1000000 - 1;
end.tv_usec = 0;
tt_int_op(end.tv_sec*1000000L, OP_EQ, tv_udiff(&start, &end));
tt_int_op(end.tv_sec*1000L, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(-end.tv_sec*1000000L, OP_EQ, tv_udiff(&end, &start));
tt_int_op(-end.tv_sec*1000L, OP_EQ, tv_mdiff(&end, &start));
/* No comparisons work */
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = LONG_MAX/1000 + 1;
end.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = LONG_MAX/1000000 + 1;
end.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(end.tv_sec*1000L, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(-end.tv_sec*1000L, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = LONG_MAX/1000;
end.tv_usec = TOR_USEC_PER_SEC;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = LONG_MAX/1000000;
end.tv_usec = TOR_USEC_PER_SEC;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op((end.tv_sec + 1)*1000L, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(-(end.tv_sec + 1)*1000L, OP_EQ, tv_mdiff(&end, &start));
/* Overflows on comparison to zero */
start.tv_sec = 0;
start.tv_usec = 0;
end.tv_sec = TV_SEC_MAX;
end.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = TV_SEC_MAX;
end.tv_usec = TOR_USEC_PER_SEC;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = 0;
end.tv_usec = TV_USEC_MAX;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = TV_SEC_MAX;
end.tv_usec = TV_USEC_MAX;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = 0;
end.tv_usec = 0;
start.tv_sec = TV_SEC_MIN;
start.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = TV_SEC_MIN;
start.tv_usec = TOR_USEC_PER_SEC;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = TV_SEC_MIN;
start.tv_usec = TV_USEC_MAX;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
/* overflows on comparison to maxima / minima */
start.tv_sec = TV_SEC_MIN;
start.tv_usec = 0;
end.tv_sec = TV_SEC_MAX;
end.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = TV_SEC_MAX;
end.tv_usec = TOR_USEC_PER_SEC;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = TV_SEC_MAX;
end.tv_usec = 0;
start.tv_sec = TV_SEC_MIN;
start.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = TV_SEC_MIN;
start.tv_usec = TOR_USEC_PER_SEC;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
/* overflows on comparison to maxima / minima with extra usec */
start.tv_sec = TV_SEC_MIN;
start.tv_usec = TOR_USEC_PER_SEC;
end.tv_sec = TV_SEC_MAX;
end.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = TV_SEC_MAX;
end.tv_usec = TOR_USEC_PER_SEC;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
end.tv_sec = TV_SEC_MAX;
end.tv_usec = TOR_USEC_PER_SEC;
start.tv_sec = TV_SEC_MIN;
start.tv_usec = 0;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
start.tv_sec = TV_SEC_MIN;
start.tv_usec = TOR_USEC_PER_SEC;
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&start, &end));
tt_int_op(LONG_MAX, OP_EQ, tv_udiff(&end, &start));
tt_int_op(LONG_MAX, OP_EQ, tv_mdiff(&end, &start));
/* Test tor_timegm & tor_gmtime_r */