* time.c: fix previos commit.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@27069 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 18 insertions, 0 deletions

diff --git a/test/ruby/test_time.rb b/test/ruby/test_time.rb
index 6ccac25553..5543951778 100644
--- a/test/ruby/test_time.rb
+++ b/test/ruby/test_time.rb
@@ -162,6 +162,16 @@ class TestTime < Test::Unit::TestCase
       assert_equal(999999998, Time.at(-14e-10).nsec)
       assert_equal(999999998, Time.at(-16e-10).nsec)
     end
+
+    t = Time.at(-4611686019).utc
+    assert_equal(1823, t.year)
+
+    t = Time.at(4611686018, 999999).utc
+    assert_equal(2116, t.year)
+    assert_equal("0.999999".to_r, t.subsec)
+
+    t = Time.at(2**40 + "1/3".to_r, 9999999999999).utc
+    assert_equal(36812, t.year)
   end
 
   def test_at2
@@ -287,6 +297,9 @@ class TestTime < Test::Unit::TestCase
 
     t = Time.local(2000)
     assert_equal(t.gmt_offset, T2000 - t)
+
+    assert_equal(-4427700000, Time.utc(-4427700000,12,1).year)
+    assert_equal(-2**30+10, Time.utc(-2**30+10,1,1).year)
   end
 
   def test_time_interval
@@ -407,6 +420,11 @@ class TestTime < Test::Unit::TestCase
     assert_equal(Rational(1,3), (t0 + SimpleDelegator.new(Rational(4,3))).subsec)
   end
 
+  def test_minus
+    t = Time.at(-4611686018).utc - 100
+    assert_equal(1823, t.year)
+  end
+
   def test_readers
     assert_equal(0, T2000.sec)
     assert_equal(0, T2000.min)