require File.expand_path(File.dirname(__FILE__) + '/../spec_helper')

describe DateTimeHelper do

    include DateTimeHelper

    describe :simple_date do

        it 'formats a date in html by default' do
            time = Time.utc(2012, 11, 07, 21, 30, 26)
            self.should_receive(:simple_date_html).with(time)
            simple_date(time)
        end

        it 'formats a date in the specified format' do
            time = Time.utc(2012, 11, 07, 21, 30, 26)
            self.should_receive(:simple_date_text).with(time)
            simple_date(time, :format => :text)
        end

        it 'raises an argument error if given an unrecognized format' do
            time = Time.utc(2012, 11, 07, 21, 30, 26)
            expect { simple_date(time, :format => :unknown) }.to raise_error(ArgumentError)
        end

    end

    describe :simple_date_html do

        it 'formats a date in a time tag' do
            Time.use_zone('London') do
                time = Time.utc(2012, 11, 07, 21, 30, 26)
                expected = %Q(<time datetime="2012-11-07T21:30:26+00:00" title="2012-11-07 21:30:26 +0000">November 07, 2012</time>)
                simple_date_html(time).should == expected
            end
        end

    end

    describe :simple_date_text do

        it 'should respect time zones' do
            Time.use_zone('Australia/Sydney') do
                simple_date_text(Time.utc(2012, 11, 07, 21, 30, 26)).should == 'November 08, 2012'
            end
        end

        it 'should handle Date objects' do
            simple_date_text(Date.new(2012, 11, 21)).should == 'November 21, 2012'
        end

    end

    describe :simple_time do

        it 'returns 00:00:00 for a date' do
            simple_time(Date.new(2012, 11, 21)).should == '00:00:00'
        end

        it 'returns the time component of a datetime' do
            date = DateTime.new(2012, 11, 21, 10, 34, 56)
            simple_time(date).should == '10:34:56'
        end

        it 'returns the time component of a time' do
            time = Time.utc(2000, 'jan', 1, 20, 15, 1)
            simple_time(time).should == '20:15:01'
        end

    end
end