time: add a generalized time comparison function.

Signed-off-by: Gediminas Jakutis <gediminas@varciai.lt>

1 files changed, 20 insertions, 0 deletions

diff --git a/test/time.c b/test/time.c
index 4307fd1..017597b 100644
--- a/test/time.c
+++ b/test/time.c
@@ -27,6 +27,7 @@ int time_test(char *testname)
 			{"add", rin_time_add_test},
 			{"sub", rin_time_sub_test},
 			{"normalize", rin_time_normalize_test},
+			{"cmp", rin_time_cmp_test},
 			{"cmpless", rin_time_cmpless_test},
 			{"cmpmore", rin_time_cmpmore_test},
 			{"cmplessequal", rin_time_cmplessequal_test},
@@ -111,6 +112,25 @@ static int rin_time_normalize_test(void)
 	return ret;
 }
 
+static int rin_time_cmp_test(void)
+{
+	int ret;
+	size_t i;
+	static const struct timespec in_a[] = { {187, 100}, {1, 100}, {1, 200}, {1, 100}, {9, 10}, {3, 100}, {4, 101}, {0, 0} };
+	static const struct timespec in_b[] = { {187, 100}, {0, 100}, {1, 200}, {1, 200}, {10, 10}, {4, 101}, {3, 100}, {0, 0} };
+	static const long int expected[] = {0, 1, 0, -100, -1, -1, 1, 0};
+
+	for (i = 0; i < arrlen(expected); ++i) {
+		ret = ok(rin_time_cmp(in_a + i, in_b + i) != expected[i],
+				"%s: expected: %li, got: %li",
+				__func__,
+				expected[i],
+				rin_time_cmp(in_a + i, in_b + i));
+	}
+
+	return ret;
+}
+
 static int rin_time_cmpless_test(void)
 {
 	int ret;