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require File.expand_path('../../../spec_helper', __FILE__)
require 'mspec/helpers/datetime'
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
ruby_version_is "" ... "1.9.3" do
it "returns the absolute value of a Rational" do
new_datetime(:hour => 1 + Rational(1,2)).hour.should == 1
end
end
ruby_version_is "1.9.3" do
it "raises an error for Rational" do
lambda { new_datetime(:hour => 1 + Rational(1,2)) }.should raise_error(ArgumentError)
end
end
ruby_version_is "" .. "1.9" do
it "raises an error for Float" do
lambda { new_datetime :hour => 1.5 }.should raise_error(NoMethodError)
end
end
ruby_version_is "1.9" ... "1.9.3" do
it "returns the absolute value of a Float" do
new_datetime(:hour => 1.5).hour.should == 1
end
end
ruby_version_is "1.9.3" do
it "raises an error for Float" do
lambda { new_datetime(:hour => 1.5).hour }.should raise_error(ArgumentError)
end
end
ruby_version_is "" ... "1.9.3" do
it "returns a fraction of a day" do
new_datetime(:day => 1 + Rational(1,2)).hour.should == 12
end
end
ruby_version_is "1.9.3" do
it "raises an error for Rational" do
lambda { new_datetime(:day => 1 + Rational(1,2)) }.should raise_error(ArgumentError)
end
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
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