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-rw-r--r--test/ruby/test_time.rb12
1 files changed, 12 insertions, 0 deletions
diff --git a/test/ruby/test_time.rb b/test/ruby/test_time.rb
index ec5395092f..838a7692f7 100644
--- a/test/ruby/test_time.rb
+++ b/test/ruby/test_time.rb
@@ -590,6 +590,18 @@ class TestTime < Test::Unit::TestCase
assert_equal("02", t.strftime("%0l"))
assert_equal(" 2", t.strftime("%_l"))
+ t = Time.utc(1,1,4)
+ assert_equal("0001", t.strftime("%Y"))
+ assert_equal("0001", t.strftime("%G"))
+
+ t = Time.utc(0,1,4)
+ assert_equal("0000", t.strftime("%Y"))
+ assert_equal("0000", t.strftime("%G"))
+
+ t = Time.utc(-1,1,4)
+ assert_equal("-0001", t.strftime("%Y"))
+ assert_equal("-0001", t.strftime("%G"))
+
# [ruby-dev:37155]
t = Time.mktime(1970, 1, 18)
assert_equal("0", t.strftime("%w"))