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git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6264 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
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commit 62ac3279e87c1c9a9bf669d1cc98b660d06b7667 1 parent 1902ef6
@NZKoz NZKoz authored
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28 activesupport/lib/active_support/core_ext/date_time/conversions.rb
@@ -0,0 +1,28 @@
+module ActiveSupport #:nodoc:
+ module CoreExtensions #:nodoc:
+ module DateTime #:nodoc:
+ # Getting datetimes in different convenient string representations and other objects
+ module Conversions
+ DATE_FORMATS = {
+ :db => "%Y-%m-%d %H:%M:%S",
+ :time => "%H:%M",
+ :short => "%d %b %H:%M",
+ :long => "%B %d, %Y %H:%M",
+ :rfc822 => "%a, %d %b %Y %H:%M:%S %z"
+ }
+ def self.included(klass)
+ klass.send(:alias_method, :to_datetime_default_s, :to_s)
+ klass.send(:alias_method, :to_s, :to_formatted_s)
+ end
+
+ def to_formatted_s(format = :default)
+ DATE_FORMATS[format] ? strftime(DATE_FORMATS[format]).strip : to_datetime_default_s
+ end
+
+ def to_date
+ ::Date.new(year, month, day)
+ end
+ end
+ end
+ end
+end
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15 activesupport/test/core_ext/date_time_ext_test.rb
@@ -0,0 +1,15 @@
+require File.dirname(__FILE__) + '/../abstract_unit'
+
+class DateTimeExtCalculationsTest < Test::Unit::TestCase
+ def test_to_s
+ assert_equal "2005-02-21 14:30:00", DateTime.new(2005, 2, 21, 14, 30, 0).to_s(:db)
+ assert_equal "14:30", DateTime.new(2005, 2, 21, 14, 30, 0).to_s(:time)
+ assert_equal "21 Feb 14:30", DateTime.new(2005, 2, 21, 14, 30, 0).to_s(:short)
+ assert_equal "February 21, 2005 14:30", DateTime.new(2005, 2, 21, 14, 30, 0).to_s(:long)
+ assert_equal "Mon, 21 Feb 2005 14:30:00 +0000", DateTime.new(2005, 2, 21, 14, 30, 0).to_s(:rfc822)
+ end
+
+ def test_to_date
+ assert_equal Date.new(2005, 2, 21), DateTime.new(2005, 2, 21).to_date
+ end
+end
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