Fresh start

1 files changed, 264 insertions, 0 deletions

diff --git a/jni/ruby/test/date/test_date_arith.rb b/jni/ruby/test/date/test_date_arith.rb
new file mode 100644
index 0000000..7b79c18
--- /dev/null
+++ b/jni/ruby/test/date/test_date_arith.rb
@@ -0,0 +1,264 @@
+require 'test/unit'
+require 'date'
+
+class TestDateArith < Test::Unit::TestCase
+
+  def new_offset
+    d = DateTime.new(2002, 3, 14)
+    assert_equal(Rational(9, 24), d.new_offset(Rational(9, 24)).offset)
+    assert_equal(Rational(9, 24), d.new_offset('+0900').offset)
+  end
+
+  def test__plus
+    d = Date.new(2000,2,29) + -1
+    assert_equal([2000, 2, 28], [d.year, d.mon, d.mday])
+    d = Date.new(2000,2,29) + 0
+    assert_equal([2000, 2, 29], [d.year, d.mon, d.mday])
+    d = Date.new(2000,2,29) + 1
+    assert_equal([2000, 3, 1], [d.year, d.mon, d.mday])
+
+    d = DateTime.new(2000,2,29) + 1.to_r/2
+    assert_equal([2000, 2, 29, 12, 0, 0],
+		 [d.year, d.mon, d.mday, d.hour, d.min, d.sec])
+  end
+
+  def test__plus__ex
+    e = TypeError
+    assert_raise(e) do
+      Date.new(2000,2,29) + 'foo'
+    end
+    assert_raise(e) do
+      DateTime.new(2000,2,29) + 'foo'
+    end
+    assert_raise(e) do
+      Date.new(2000,2,29) + Time.mktime(2000,2,29)
+    end
+    assert_raise(e) do
+      DateTime.new(2000,2,29) + Time.mktime(2000,2,29)
+    end
+  end
+
+  def test__minus
+    d = Date.new(2000,3,1) - -1
+    assert_equal([2000, 3, 2], [d.year, d.mon, d.mday])
+    d = Date.new(2000,3,1) - 0
+    assert_equal([2000, 3, 1], [d.year, d.mon, d.mday])
+    d = Date.new(2000,3,1) - 1
+    assert_equal([2000, 2, 29], [d.year, d.mon, d.mday])
+
+    d = Date.new(2000,3,1) - Date.new(2000,2,29)
+    assert_equal(1, d)
+    d = Date.new(2000,2,29) - Date.new(2000,3,1)
+    assert_equal(-1, d)
+
+    d = DateTime.new(2000,3,1) - 1.to_r/2
+    assert_equal([2000, 2, 29, 12, 0, 0],
+		 [d.year, d.mon, d.mday, d.hour, d.min, d.sec])
+  end
+
+  def test__minus__ex
+    e = TypeError
+    assert_raise(e) do
+      Date.new(2000,2,29) - 'foo'
+    end
+    assert_raise(e) do
+      DateTime.new(2000,2,29) - 'foo'
+    end
+    assert_raise(e) do
+      Date.new(2000,2,29) - Time.mktime(2000,2,29)
+    end
+    assert_raise(e) do
+      DateTime.new(2000,2,29) - Time.mktime(2000,2,29)
+    end
+  end
+
+  def test__compare
+    assert_equal(0, (Date.new(2000,1,1) <=> Date.new(2000,1,1)))
+    assert_equal(-1, (Date.new(2000,1,1) <=> Date.new(2000,1,2)))
+    assert_equal(1, (Date.new(2000,1,2) <=> Date.new(2000,1,1)))
+    assert_equal(0, (Date.new(2001,1,4,Date::JULIAN) <=>
+		     Date.new(2001,1,17, Date::GREGORIAN)))
+    assert_equal(0, (DateTime.new(2001,1,4,0,0,0,0,Date::JULIAN) <=>
+		     DateTime.new(2001,1,17,0,0,0,0,Date::GREGORIAN)))
+  end
+
+  def test_prev
+    d = Date.new(2000,1,1)
+    assert_raise(NoMethodError) do
+      d.prev
+    end
+  end
+
+  def test_prev_day
+    d = Date.new(2001,1,1).prev_day
+    assert_equal([2000, 12, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2001,1,1).prev_day(2)
+    assert_equal([2000, 12, 30], [d.year, d.mon, d.mday])
+    d = Date.new(2000,12,31).prev_day(-2)
+    assert_equal([2001, 1, 2], [d.year, d.mon, d.mday])
+
+    d = DateTime.new(2000,3,1).prev_day(1.to_r/2)
+    assert_equal([2000, 2, 29, 12, 0, 0], [d.year, d.mon, d.mday, d.hour, d.min, d.sec])
+  end
+
+  def test_prev_month
+    d = Date.new(2000,1,31) << -1
+    assert_equal([2000, 2, 29], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31) << 1
+    assert_equal([1999, 12, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31) << 12
+    assert_equal([1999, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31) << 14
+    assert_equal([1998, 11, 30], [d.year, d.mon, d.mday])
+
+  end
+
+  def test_prev_month__2
+    d = Date.new(2000,1,31).prev_month(-1)
+    assert_equal([2000, 2, 29], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).prev_month
+    assert_equal([1999, 12, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).prev_month(12)
+    assert_equal([1999, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).prev_month(14)
+    assert_equal([1998, 11, 30], [d.year, d.mon, d.mday])
+  end
+
+  def test_prev_year
+    d = Date.new(2000,1,31).prev_year(-1)
+    assert_equal([2001, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).prev_year
+    assert_equal([1999, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).prev_year(10)
+    assert_equal([1990, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).prev_year(100)
+    assert_equal([1900, 1, 31], [d.year, d.mon, d.mday])
+  end
+
+  def test_next
+    d = Date.new(2000,12,31).next
+    assert_equal([2001, 1, 1], [d.year, d.mon, d.mday])
+    d = Date.new(2000,12,31).succ
+    assert_equal([2001, 1, 1], [d.year, d.mon, d.mday])
+
+    d = Date.today
+    d2 = d.next
+    assert_equal(d, (d2 - 1))
+    d = Date.today
+    d2 = d.succ
+    assert_equal(d, (d2 - 1))
+
+    d = DateTime.now
+    d2 = d.next
+    assert_equal(d, (d2 - 1))
+    d = DateTime.now
+    d2 = d.succ
+    assert_equal(d, (d2 - 1))
+  end
+
+  def test_next_day
+    d = Date.new(2000,12,31).next_day
+    assert_equal([2001, 1, 1], [d.year, d.mon, d.mday])
+    d = Date.new(2000,12,31).next_day(2)
+    assert_equal([2001, 1, 2], [d.year, d.mon, d.mday])
+    d = Date.new(2001,1,1).next_day(-2)
+    assert_equal([2000, 12, 30], [d.year, d.mon, d.mday])
+
+    d = DateTime.new(2000,2,29).next_day(1.to_r/2)
+    assert_equal([2000, 2, 29, 12, 0, 0], [d.year, d.mon, d.mday, d.hour, d.min, d.sec])
+  end
+
+  def test_next_month
+    d = Date.new(2000,1,31) >> -1
+    assert_equal([1999, 12, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31) >> 1
+    assert_equal([2000, 2, 29], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31) >> 12
+    assert_equal([2001, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31) >> 13
+    assert_equal([2001, 2, 28], [d.year, d.mon, d.mday])
+  end
+
+  def test_next_month__2
+    d = Date.new(2000,1,31).next_month(-1)
+    assert_equal([1999, 12, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).next_month
+    assert_equal([2000, 2, 29], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).next_month(12)
+    assert_equal([2001, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).next_month(13)
+    assert_equal([2001, 2, 28], [d.year, d.mon, d.mday])
+  end
+
+  def test_next_year
+    d = Date.new(2000,1,31).next_year(-1)
+    assert_equal([1999, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).next_year
+    assert_equal([2001, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).next_year(10)
+    assert_equal([2010, 1, 31], [d.year, d.mon, d.mday])
+    d = Date.new(2000,1,31).next_year(100)
+    assert_equal([2100, 1, 31], [d.year, d.mon, d.mday])
+  end
+
+  def test_downto
+    p = Date.new(2001,1,14)
+    q = Date.new(2001,1,7)
+    i = 0
+    p.downto(q) do
+      i += 1
+    end
+    assert_equal(8, i)
+  end
+
+  def test_downto__noblock
+    p = Date.new(2001,1,14)
+    q = Date.new(2001,1,7)
+    e = p.downto(q)
+    assert_equal(8, e.to_a.size)
+  end
+
+  def test_upto
+    p = Date.new(2001,1,14)
+    q = Date.new(2001,1,21)
+    i = 0
+    p.upto(q) do
+      i += 1
+    end
+    assert_equal(8, i)
+  end
+
+  def test_upto__noblock
+    p = Date.new(2001,1,14)
+    q = Date.new(2001,1,21)
+    e = p.upto(q)
+    assert_equal(8, e.to_a.size)
+  end
+
+  def test_step
+    p = Date.new(2001,1,14)
+    q = Date.new(2001,1,21)
+    i = 0
+    p.step(q, 2) do
+      i += 1
+    end
+    assert_equal(4, i)
+
+    i = 0
+    p.step(q) do
+      i += 1
+    end
+    assert_equal(8, i)
+  end
+
+  def test_step__noblock
+    p = Date.new(2001,1,14)
+    q = Date.new(2001,1,21)
+    e = p.step(q, 2)
+    assert_equal(4, e.to_a.size)
+
+    e = p.step(q)
+    assert_equal(8, e.to_a.size)
+  end
+
+end