[pbs-devel] [PATCH proxmox 5/5] time: add tests for gmtime range
Fabian Grünbichler
f.gruenbichler at proxmox.com
Tue Sep 15 12:20:54 CEST 2020
mainly so we notice if this assumption does not hold for some platform
or changes in the future.
Signed-off-by: Fabian Grünbichler <f.gruenbichler at proxmox.com>
---
proxmox/src/tools/time.rs | 23 +++++++++++++++++++++++
1 file changed, 23 insertions(+)
diff --git a/proxmox/src/tools/time.rs b/proxmox/src/tools/time.rs
index 3869757..8527fe0 100644
--- a/proxmox/src/tools/time.rs
+++ b/proxmox/src/tools/time.rs
@@ -356,3 +356,26 @@ fn test_rfc3339_range() {
.expect("parsing first millenium string should work");
assert_eq!(parsed, first_millenium);
}
+
+#[test]
+fn test_gmtime_range() {
+ // year must fit into i32
+ let lower = -67768040609740800;
+ let upper = 67768036191676799;
+
+ let mut lower_tm = gmtime(lower)
+ .expect("gmtime should work as long as years fit into i32");
+ let res = timegm(&mut lower_tm).expect("converting back to epoch should work");
+ assert_eq!(lower, res);
+
+ gmtime(lower-1)
+ .expect_err("gmtime should fail for years not fitting into i32");
+
+ let mut upper_tm = gmtime(upper)
+ .expect("gmtime should work as long as years fit into i32");
+ let res = timegm(&mut upper_tm).expect("converting back to epoch should work");
+ assert_eq!(upper, res);
+
+ gmtime(upper+1)
+ .expect_err("gmtime should fail for years not fitting into i32");
+}
--
2.20.1
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