nobu	2018-10-09 15:56:38 +0900 (Tue, 09 Oct 2018)

  New Revision: 64977

  https://svn.ruby-lang.org/cgi-bin/viewvc.cgi?view=revision&revision=64977

  Log:
    Add tests for another timezone

  Modified files:
    trunk/test/ruby/test_time_tz.rb
Index: test/ruby/test_time_tz.rb
===================================================================
--- test/ruby/test_time_tz.rb	(revision 64976)
+++ test/ruby/test_time_tz.rb	(revision 64977)
@@ -507,45 +507,76 @@ End https://github.com/ruby/ruby/blob/trunk/test/ruby/test_time_tz.rb#L507
   end
 end
 
-class TestTimeTZ::WithTZ < Test::Unit::TestCase
+module TestTimeTZ::WithTZ
   def tz
-    @tz ||= TestTimeTZ::TZ.new(tzname, abbr, +9*3600)
-  end
-
-  def tzname
-    "Asia/Tokyo"
-  end
-
-  def abbr
-    "JST"
+    @tz ||= TestTimeTZ::TZ.new(tzname, abbr, utc_offset)
   end
 
   def test_new
     t = Time.new(2018, 9, 1, 12, 0, 0, tz)
     assert_equal([2018, 9, 1, 12, 0, 0, tz], [t.year, t.mon, t.mday, t.hour, t.min, t.sec, t.zone])
-    assert_equal(Time.utc(2018, 9, 1, 3, 0, 0).to_i, t.to_i)
+    h, m = (-utc_offset / 60).divmod(60)
+    assert_equal(Time.utc(2018, 9, 1, 12+h, m, 0).to_i, t.to_i)
   end
 
   def test_getlocal
     t = Time.utc(2018, 9, 1, 12, 0, 0).getlocal(tz)
-    assert_equal([2018, 9, 1, 21, 0, 0, tz], [t.year, t.mon, t.mday, t.hour, t.min, t.sec, t.zone])
+    h, m = (utc_offset / 60).divmod(60)
+    assert_equal([2018, 9, 1, 12+h, m, 0, tz], [t.year, t.mon, t.mday, t.hour, t.min, t.sec, t.zone])
     assert_equal(Time.utc(2018, 9, 1, 12, 0, 0), t)
   end
 
   def test_strftime
     t = Time.new(2018, 9, 1, 12, 0, 0, tz)
-    assert_equal("+0900 #{abbr}", t.strftime("%z %Z"))
+    h, m = (utc_offset.abs / 60).divmod(60)
+    h = -h if utc_offset < 0
+    assert_equal("%+.2d%.2d %s" % [h, m, abbr], t.strftime("%z %Z"))
   end
 
   def test_plus
     t = Time.new(2018, 9, 1, 12, 0, 0, tz) + 4000
     assert_equal([2018, 9, 1, 13, 6, 40, tz], [t.year, t.mon, t.mday, t.hour, t.min, t.sec, t.zone])
-    assert_equal(Time.utc(2018, 9, 1, 4, 6, 40), t)
+    m, s = (4000-utc_offset).divmod(60)
+    h, m = m.divmod(60)
+    assert_equal(Time.utc(2018, 9, 1, 12+h, m, s), t)
   end
 
   def test_marshal
     t = Time.new(2018, 9, 1, 12, 0, 0, tz)
     t2 = Marshal.load(Marshal.dump(t))
     assert_equal(t, t2)
+    assert_equal(t.utc_offset, t2.utc_offset)
+  end
+end
+
+class TestTimeTZ::JST < Test::Unit::TestCase
+  include TestTimeTZ::WithTZ
+
+  def tzname
+    "Asia/Tokyo"
+  end
+
+  def abbr
+    "JST"
+  end
+
+  def utc_offset
+    +9*3600
+  end
+end
+
+class TestTimeTZ::EDT < Test::Unit::TestCase
+  include TestTimeTZ::WithTZ
+
+  def tzname
+    "America/New_York"
+  end
+
+  def abbr
+    "EDT"
+  end
+
+  def utc_offset
+    -4*3600
   end
 end

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