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authorMattias Andrée <maandree@kth.se>2018-08-26 14:31:09 +0200
committerMattias Andrée <maandree@kth.se>2018-08-26 14:31:09 +0200
commite59072005414970eda98dee2acf22487805e091c (patch)
tree6085a34dd8498063d4aa704b45fe8851ffe224b5 /sumtimeval.c
parentFix aliases (diff)
downloadlibsimple-e59072005414970eda98dee2acf22487805e091c.tar.gz
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Tests and fixes
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'sumtimeval.c')
-rw-r--r--sumtimeval.c77
1 files changed, 76 insertions, 1 deletions
diff --git a/sumtimeval.c b/sumtimeval.c
index 409500d..b4e80bb 100644
--- a/sumtimeval.c
+++ b/sumtimeval.c
@@ -1,9 +1,10 @@
/* See LICENSE file for copyright and license details. */
#include "libsimple.h"
+#ifndef TEST
int
-libsimple_sumtimeval(struct timeval *sum, const struct timeval *augend, const struct timeval *addend) /* TODO test */
+libsimple_sumtimeval(struct timeval *sum, const struct timeval *augend, const struct timeval *addend)
{
struct timespec a, b, s;
int r;
@@ -14,3 +15,77 @@ libsimple_sumtimeval(struct timeval *sum, const struct timeval *augend, const st
return r;
return r | libsimple_timespec2timeval(sum, &s);
}
+
+
+#else
+#include "test.h"
+
+int
+main(void)
+{
+ struct timeval r, a, b;
+
+ a.tv_sec = 0, a.tv_usec = 0;
+ b.tv_sec = 0, b.tv_usec = 0;
+ assert(!libsimple_sumtimeval(&r, &a, &b));
+ assert(r.tv_sec == 0);
+ assert(r.tv_usec == 0);
+
+ a.tv_sec = 10, a.tv_usec = 10000L;
+ b.tv_sec = 0, b.tv_usec = 0L;
+ assert(!libsimple_sumtimeval(&r, &a, &b));
+ assert(r.tv_sec == 10);
+ assert(r.tv_usec == 10000L);
+
+ a.tv_sec = 10, a.tv_usec = 10000L;
+ b.tv_sec = -10, b.tv_usec = 0L;
+ assert(!libsimple_sumtimeval(&r, &a, &b));
+ assert(r.tv_sec == 0);
+ assert(r.tv_usec == 10000L);
+
+ a.tv_sec = 10, a.tv_usec = 10000L;
+ b.tv_sec = -20, b.tv_usec = 20000L;
+ assert(!libsimple_sumtimeval(&r, &a, &b));
+ assert(r.tv_sec == -10);
+ assert(r.tv_usec == 30000L);
+
+ a.tv_sec = 1, a.tv_usec = 999999L;
+ b.tv_sec = 1, b.tv_usec = 1L;
+ assert(!libsimple_sumtimeval(&r, &a, &b));
+ assert(r.tv_sec == 3);
+ assert(r.tv_usec == 0L);
+
+ a.tv_sec = TIME_MAX, a.tv_usec = 0L;
+ b.tv_sec = TIME_MAX, b.tv_usec = 0L;
+ assert(libsimple_sumtimeval(&r, &a, &b) == -1);
+ assert(r.tv_sec == TIME_MAX);
+ assert(r.tv_usec == 999999L);
+
+ a.tv_sec = TIME_MAX, a.tv_usec = 999999L;
+ b.tv_sec = 0, b.tv_usec = 1L;
+ assert(libsimple_sumtimeval(&r, &a, &b) == -1);
+ assert(r.tv_sec == TIME_MAX);
+ assert(r.tv_usec == 999999L);
+
+ a.tv_sec = TIME_MAX, a.tv_usec = 1L;
+ b.tv_sec = 0, b.tv_usec = 999999L;
+ assert(libsimple_sumtimeval(&r, &a, &b) == -1);
+ assert(r.tv_sec == TIME_MAX);
+ assert(r.tv_usec == 999999L);
+
+ a.tv_sec = TIME_MIN, a.tv_usec = 0L;
+ b.tv_sec = TIME_MIN, b.tv_usec = 0L;
+ assert(libsimple_sumtimeval(&r, &a, &b) == -1);
+ assert(r.tv_sec == TIME_MIN);
+ assert(r.tv_usec == 0L);
+
+ a.tv_sec = TIME_MIN, a.tv_usec = 100L;
+ b.tv_sec = TIME_MIN, b.tv_usec = 100L;
+ assert(libsimple_sumtimeval(&r, &a, &b) == -1);
+ assert(r.tv_sec == TIME_MIN);
+ assert(r.tv_usec == 0L);
+
+ return 0;
+}
+
+#endif