Move spec/rubyspec to spec/ruby for consistency

* Other ruby implementations use the spec/ruby directory.
  [Misc #13792] [ruby-core:82287]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59979 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

spec/ruby/library/datetime/hour_spec.rb

@@ -0,0 +1,47 @@
+require File.expand_path('../../../spec_helper', __FILE__)
+require 'date'
+
+describe "DateTime#hour" do
+  it "returns 0 if no argument is passed" do
+    DateTime.new.hour.should == 0
+  end
+
+  it "returns the hour given as argument" do
+    new_datetime(hour: 5).hour.should == 5
+  end
+
+  it "adds 24 to negative hours" do
+    new_datetime(hour: -10).hour.should == 14
+  end
+
+  it "raises an error for Rational" do
+    lambda { new_datetime(hour: 1 + Rational(1,2)) }.should raise_error(ArgumentError)
+  end
+
+  it "raises an error for Float" do
+    lambda { new_datetime(hour: 1.5).hour }.should raise_error(ArgumentError)
+  end
+
+  it "raises an error for Rational" do
+    lambda { new_datetime(day: 1 + Rational(1,2)) }.should raise_error(ArgumentError)
+  end
+
+  it "raises an error, when the hour is smaller than -24" do
+    lambda { new_datetime(hour: -25) }.should raise_error(ArgumentError)
+  end
+
+  it "raises an error, when the hour is larger than 24" do
+    lambda { new_datetime(hour: 25) }.should raise_error(ArgumentError)
+  end
+
+  it "raises an error for hour fractions smaller than -24" do
+    lambda { new_datetime(hour: -24 - Rational(1,2)) }.should(
+      raise_error(ArgumentError))
+  end
+
+  it "adds 1 to day, when 24 hours given" do
+    d = new_datetime day: 1, hour: 24
+    d.hour.should == 0
+    d.day.should == 2
+  end
+end