3311ff84ea
ntp 4.2.8p5 Reviewed by: cy, roberto Relnotes: yes Differential Revision: https://reviews.freebsd.org/D4828
124 lines
2.7 KiB
C
124 lines
2.7 KiB
C
#include <config.h>
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#include <stdio.h>
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#include <sys/time.h>
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#include <ntp_fp.h>
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#include <timevalops.h>
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#include "unity.h"
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//#include "bug-2803.h"
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/* microseconds per second */
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#define MICROSECONDS 1000000
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int simpleTest(void);
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void setUp(void);
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void tearDown(void);
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void test_main(void);
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static int verbose = 1; // if not 0, also print results if test passed
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static int exit_on_err = 0; // if not 0, exit if test failed
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/*
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* Test function calling the old and new code mentioned in
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* http://bugs.ntp.org/show_bug.cgi?id=2803#c22
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*/
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static int do_test( struct timeval timetv, struct timeval tvlast )
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{
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struct timeval tvdiff_old;
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struct timeval tvdiff_new;
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int cond_old;
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int cond_new;
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int failed;
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cond_old = 0;
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cond_new = 0;
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// Here is the old code:
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tvdiff_old = abs_tval(sub_tval(timetv, tvlast));
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if (tvdiff_old.tv_sec > 0) {
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cond_old = 1;
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}
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// Here is the new code:
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tvdiff_new = sub_tval(timetv, tvlast);
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if (tvdiff_new.tv_sec != 0) {
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cond_new = 1;
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}
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failed = cond_new != cond_old;
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if ( failed || verbose )
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printf( "timetv %lli|%07li, tvlast %lli|%07li: tvdiff_old: %lli|%07li -> %i, tvdiff_new: %lli|%07li -> %i, same cond: %s\n",
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(long long) timetv.tv_sec, timetv.tv_usec,
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(long long) tvlast.tv_sec, tvlast.tv_usec,
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(long long) tvdiff_old.tv_sec, tvdiff_old.tv_usec, cond_old,
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(long long) tvdiff_new.tv_sec, tvdiff_new.tv_usec, cond_new,
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failed ? "NO <<" : "yes" );
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return failed ? -1 : 0;
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}
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/*
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* Call the test function in a loop for a given set of parameters.
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* Both timetv and tvlast iterate over the given range, in all combinations.
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*/
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static
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int test_loop( long long start_sec, long start_usec,
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long long stop_sec, long stop_usec,
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long long step_sec, long step_usec )
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{
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struct timeval timetv;
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struct timeval tvlast;
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for ( timetv.tv_sec = start_sec; timetv.tv_sec <= stop_sec; timetv.tv_sec += step_sec )
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for ( timetv.tv_usec = start_usec; timetv.tv_usec <= stop_usec; timetv.tv_usec += step_usec )
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for ( tvlast.tv_sec = start_sec; tvlast.tv_sec <= stop_sec; tvlast.tv_sec += step_sec )
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for ( tvlast.tv_usec = start_usec; tvlast.tv_usec <= stop_usec; tvlast.tv_usec += step_usec )
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{
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int rc = do_test( timetv, tvlast );
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if (rc < 0 && exit_on_err )
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return rc;
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}
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return 0;
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}
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int simpleTest( void )
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{
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int x;
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// loop from {0.0} to {1.1000000} stepping by tv_sec by 1 and tv_usec by 100000
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x = test_loop( 0, 0, 1, MICROSECONDS, 1, MICROSECONDS / 10 );
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// x = test_loop( 0, 0, 5, MICROSECONDS, 1, MICROSECONDS / 1000 );
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// x = test_loop( 0, 0, -5, -MICROSECONDS, -1, -MICROSECONDS / 1000 );
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return x;
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}
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void setUp(void)
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{
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}
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void tearDown(void)
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{
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}
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void test_main( void )
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{
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TEST_ASSERT_EQUAL(0, simpleTest());
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}
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