test: add more testcases for formatting/parsing timestamp

diff --git a/src/test/test-time-util.c b/src/test/test-time-util.c
index 44eb0d25f6a26025a5ce8c97136f7d74de7921e6..e5a4cb65154f401e7016139d1fc8a8475fd54bcc 100644 (file)
--- a/src/test/test-time-util.c
+++ b/src/test/test-time-util.c
@@ -407,6 +407,10 @@ static void test_format_timestamp_impl(usec_t x) {
 
 static void test_format_timestamp_loop(void) {
         test_format_timestamp_impl(USEC_PER_SEC);
+        test_format_timestamp_impl(USEC_TIMESTAMP_FORMATTABLE_MAX_32BIT-1);
+        test_format_timestamp_impl(USEC_TIMESTAMP_FORMATTABLE_MAX_32BIT);
+        test_format_timestamp_impl(USEC_TIMESTAMP_FORMATTABLE_MAX-1);
+        test_format_timestamp_impl(USEC_TIMESTAMP_FORMATTABLE_MAX);
 
         for (unsigned i = 0; i < TRIAL; i++) {
                 usec_t x;