rust: Add some unit tests for parse_byte_size in config
Differential Revision: https://phab.mercurial-scm.org/D10022
--- a/rust/hg-core/src/config/values.rs Wed Feb 17 20:24:04 2021 +0100
+++ b/rust/hg-core/src/config/values.rs Wed Feb 17 20:40:19 2021 +0100
@@ -41,3 +41,21 @@
}
value.parse().ok()
}
+
+#[test]
+fn test_parse_byte_size() {
+ assert_eq!(parse_byte_size(b""), None);
+ assert_eq!(parse_byte_size(b"b"), None);
+
+ assert_eq!(parse_byte_size(b"12"), Some(12));
+ assert_eq!(parse_byte_size(b"12b"), Some(12));
+ assert_eq!(parse_byte_size(b"12 b"), Some(12));
+ assert_eq!(parse_byte_size(b"12.1 b"), Some(12));
+ assert_eq!(parse_byte_size(b"1.1 K"), Some(1126));
+ assert_eq!(parse_byte_size(b"1.1 kB"), Some(1126));
+
+ assert_eq!(parse_byte_size(b"-12 b"), None);
+ assert_eq!(parse_byte_size(b"-0.1 b"), None);
+ assert_eq!(parse_byte_size(b"0.1 b"), Some(0));
+ assert_eq!(parse_byte_size(b"12.1 b"), Some(12));
+}