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path: root/spec/lib/date_quarter_spec.rb
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require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')

describe DateQuarter do
    include DateQuarter

    describe :quarters_between do

        it 'returns all the quarters in a year' do
            # This is a bit of a convoluted spec, since we have to convert each
            # Time in to an Integer to make a reasonable comparison
            # See http://makandracards.com/makandra/1057-why-two-ruby-time-objects-are-not-equal-although-they-appear-to-be
            start = Time.parse('2014-01-01')
            finish = Time.parse('2014-12-31')

            expected = [['Wed Jan 01 00:00:00 +0000 2014', 'Mon Mar 31 23:59:59 +0000 2014'],
                        ['Tue Apr 01 00:00:00 +0000 2014', 'Mon Jun 30 23:59:59 +0000 2014'],
                        ['Tue Jul 01 00:00:00 +0000 2014', 'Tue Sep 30 23:59:59 +0000 2014'],
                        ['Wed Oct 01 00:00:00 +0000 2014', 'Wed Dec 31 23:59:59 +0000 2014']].
                        map { |pair| [Time.parse(pair[0]).to_i, Time.parse(pair[1]).to_i] }

            quarters_between(start, finish).each_with_index do |pair, i|
                pair.map!(&:to_i)
                pair.should == expected[i]
            end
        end

    end

end