From 92304269bc91e973aca20af1ad4c0bfec786ad6a Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Tue, 9 Aug 2022 09:22:53 +0900
Subject: Dump Date/DateTime as proleptic Gregorian date as well as Time

Fix ruby/psych#572
---
 test/psych/test_date_time.rb | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

(limited to 'test')

diff --git a/test/psych/test_date_time.rb b/test/psych/test_date_time.rb
index 6f1e8b5..3379bd2 100644
--- a/test/psych/test_date_time.rb
+++ b/test/psych/test_date_time.rb
@@ -44,6 +44,26 @@ module Psych
       assert_match(/12:00:00-05:00/,  cycled.last.to_s)
     end
 
+    def test_julian_date
+      d = Date.new(1582, 10, 4, Date::GREGORIAN)
+      assert_cycle d
+    end
+
+    def test_proleptic_gregorian_date
+      d = Date.new(1582, 10, 14, Date::GREGORIAN)
+      assert_cycle d
+    end
+
+    def test_julian_datetime
+      dt = DateTime.new(1582, 10, 4, 23, 58, 59, 0, Date::GREGORIAN)
+      assert_cycle dt
+    end
+
+    def test_proleptic_gregorian_datetime
+      dt = DateTime.new(1582, 10, 14, 23, 58, 59, 0, Date::GREGORIAN)
+      assert_cycle dt
+    end
+
     def test_invalid_date
       assert_cycle "2013-10-31T10:40:07-000000000000033"
     end
-- 
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