Test panic in to_rfc2822 and to_rfc3339

chronotope · Aug 12, 2023 · 2424753 · 2424753
1 parent 6371b5f
commit 2424753
Showing 1 changed file with 52 additions and 0 deletions.
diff --git a/src/datetime/tests.rs b/src/datetime/tests.rs
@@ -451,6 +451,7 @@ fn test_datetime_with_timezone() {
 
 #[test]
 #[cfg(any(feature = "alloc", feature = "std"))]
+#[allow(deprecated)]
 fn test_datetime_rfc2822() {
     let edt = FixedOffset::east_opt(5 * 60 * 60).unwrap();
 
@@ -548,10 +549,36 @@ fn test_datetime_rfc2822() {
     assert!(DateTime::parse_from_rfc2822("Wed. 18 Feb 2015 23:16:09 +0000").is_err());
     // *trailing* space causes failure
     assert!(DateTime::parse_from_rfc2822("Wed, 18 Feb 2015 23:16:09 +0000   ").is_err());
+
+    const RFC_2822_YEAR_MAX: i32 = 9999;
+    const RFC_2822_YEAR_MIN: i32 = 0;
+
+    let dt = Utc.with_ymd_and_hms(RFC_2822_YEAR_MAX, 1, 2, 3, 4, 5).unwrap();
+    assert_eq!(dt.to_rfc2822(), "Sat, 02 Jan 9999 03:04:05 +0000");
+
+    let dt = Utc.with_ymd_and_hms(RFC_2822_YEAR_MIN, 1, 2, 3, 4, 5).unwrap();
+    assert_eq!(dt.to_rfc2822(), "Sun, 02 Jan 0000 03:04:05 +0000");
+}
+
+#[test]
+#[should_panic]
+#[cfg(any(feature = "alloc", feature = "std"))]
+#[allow(deprecated)]
+fn test_rfc_2822_year_range_panic_high() {
+    let _ = Utc.with_ymd_and_hms(10000, 1, 2, 3, 4, 5).unwrap().to_rfc2822();
+}
+
+#[test]
+#[should_panic]
+#[cfg(any(feature = "alloc", feature = "std"))]
+#[allow(deprecated)]
+fn test_rfc_2822_year_range_panic_low() {
+    let _ = Utc.with_ymd_and_hms(-1, 1, 2, 3, 4, 5).unwrap().to_rfc2822();
 }
 
 #[test]
 #[cfg(any(feature = "alloc", feature = "std"))]
+#[allow(deprecated)]
 fn test_datetime_rfc3339() {
     let edt5 = FixedOffset::east_opt(5 * 60 * 60).unwrap();
     let edt0 = FixedOffset::east_opt(0).unwrap();
@@ -661,6 +688,31 @@ fn test_datetime_rfc3339() {
     assert!(DateTime::parse_from_rfc3339(" 2015-02-18T23:59:60.234567+05:00").is_err());
     assert!(DateTime::parse_from_rfc3339("2015- 02-18T23:59:60.234567+05:00").is_err());
     assert!(DateTime::parse_from_rfc3339("2015-02-18T23:59:60.234567A+05:00").is_err());
+
+    const RFC_3339_YEAR_MAX: i32 = 9999;
+    const RFC_3339_YEAR_MIN: i32 = 0;
+
+    let dt = Utc.with_ymd_and_hms(RFC_3339_YEAR_MAX, 1, 2, 3, 4, 5).unwrap();
+    assert_eq!(dt.to_rfc3339(), "9999-01-02T03:04:05+00:00");
+
+    let dt = Utc.with_ymd_and_hms(RFC_3339_YEAR_MIN, 1, 2, 3, 4, 5).unwrap();
+    assert_eq!(dt.to_rfc3339(), "0000-01-02T03:04:05+00:00");
+}
+
+#[test]
+#[should_panic]
+#[cfg(any(feature = "alloc", feature = "std"))]
+#[allow(deprecated)]
+fn test_rfc_3339_year_range_panic_high() {
+    let _ = Utc.with_ymd_and_hms(10000, 1, 2, 3, 4, 5).unwrap().to_rfc3339();
+}
+
+#[test]
+#[should_panic]
+#[cfg(any(feature = "alloc", feature = "std"))]
+#[allow(deprecated)]
+fn test_rfc_3339_year_range_panic_low() {
+    let _ = Utc.with_ymd_and_hms(-1, 1, 2, 3, 4, 5).unwrap().to_rfc3339();
 }
 
 #[test]