diff --git a/tests/test-parse-date b/tests/test-parse-date
--- a/tests/test-parse-date
+++ b/tests/test-parse-date
@@ -44,6 +44,10 @@ hg debugdate "1000000000 16200"  # -0430
 hg debugdate "Sat Sep 08 21:16:40 2001 +0430"
 hg debugdate "Sat Sep 08 21:16:40 2001 -0430"
 
+# Test 12-hours times
+hg debugdate "2006-02-01 1:00:30PM +0000"
+hg debugdate "1:00:30PM" > /dev/null || echo 'failed'
+
 #Test date formats with '>' or '<' accompanied by space characters
 hg log -d '>' --template '{date|date}\n'
 hg log -d '<' hg log -d '>' --template '{date|date}\n'
diff --git a/tests/test-parse-date.out b/tests/test-parse-date.out
--- a/tests/test-parse-date.out
+++ b/tests/test-parse-date.out
@@ -34,6 +34,8 @@ internal: 999967600 -16200
 standard: Sat Sep 08 21:16:40 2001 +0430
 internal: 1000000000 16200
 standard: Sat Sep 08 21:16:40 2001 -0430
+internal: 1138798830 0
+standard: Wed Feb 01 13:00:30 2006 +0000
 Sun Jan 15 13:30:00 2006 +0500
 Sun Jan 15 13:30:00 2006 -0800
 Sat Jul 15 13:30:00 2006 +0500