Added Time::Calculations to ask for things like Time.now.tomorrow, Time.now.yesterday, Time.now.months_ago(4) #580 [DP|Flurin]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@731 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 84 insertions, 0 deletions

diff --git a/activesupport/test/core_ext/time_ext_test.rb b/activesupport/test/core_ext/time_ext_test.rb
new file mode 100644
index 0000000000..ecad949c94
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+++ b/activesupport/test/core_ext/time_ext_test.rb
@@ -0,0 +1,84 @@
+require 'test/unit'
+require File.dirname(__FILE__) + '/../../lib/active_support/core_ext/numeric'
+require File.dirname(__FILE__) + '/../../lib/active_support/core_ext/time'
+
+class TimeExtCalculationsTest < Test::Unit::TestCase
+  def test_seconds_since_midnight
+    assert_equal 1,Time.local(2005,1,1,0,0,1).seconds_since_midnight
+    assert_equal 60,Time.local(2005,1,1,0,1,0).seconds_since_midnight
+    assert_equal 3660,Time.local(2005,1,1,1,1,0).seconds_since_midnight
+    assert_equal 86399,Time.local(2005,1,1,23,59,59).seconds_since_midnight
+    assert_equal 60.00001,Time.local(2005,1,1,0,1,0,10).seconds_since_midnight
+  end
+
+  def test_begining_of_week
+    assert_equal Time.local(2005,1,30), Time.local(2005,2,4,10,10,10).beginning_of_week
+  end
+  
+  def test_beginning_of_day
+    assert_equal Time.local(2005,2,4,0,0,0), Time.local(2005,2,4,10,10,10).beginning_of_day
+  end
+  
+  def test_beginning_of_month
+    assert_equal Time.local(2005,2,1,0,0,0), Time.local(2005,2,22,10,10,10).beginning_of_month
+  end
+    
+  def test_months_ago
+    assert_equal Time.local(2005,5,5,10),  Time.local(2005,6,5,10,0,0).months_ago(1)
+    assert_equal Time.local(2004,11,5,10), Time.local(2005,6,5,10,0,0).months_ago(7)
+    assert_equal Time.local(2004,12,5,10), Time.local(2005,6,5,10,0,0).months_ago(6)
+    assert_equal Time.local(2004,6,5,10),  Time.local(2005,6,5,10,0,0).months_ago(12)
+    assert_equal Time.local(2003,6,5,10),  Time.local(2005,6,5,10,0,0).months_ago(24)
+  end
+
+  def test_months_since
+    assert_equal Time.local(2005,7,5,10),  Time.local(2005,6,5,10,0,0).months_since(1)
+    assert_equal Time.local(2005,12,5,10), Time.local(2005,6,5,10,0,0).months_since(6)
+    assert_equal Time.local(2006,1,5,10),  Time.local(2005,6,5,10,0,0).months_since(7)
+    assert_equal Time.local(2006,6,5,10),  Time.local(2005,6,5,10,0,0).months_since(12)
+    assert_equal Time.local(2007,6,5,10),  Time.local(2005,6,5,10,0,0).months_since(24)
+  end
+
+  def test_ago
+    assert_equal Time.local(2005,2,22,10,10,9),  Time.local(2005,2,22,10,10,10).ago(1)
+    assert_equal Time.local(2005,2,22,9,10,10),  Time.local(2005,2,22,10,10,10).ago(3600)
+    assert_equal Time.local(2005,2,20,10,10,10), Time.local(2005,2,22,10,10,10).ago(86400*2)
+    assert_equal Time.local(2005,2,20,9,9,45),   Time.local(2005,2,22,10,10,10).ago(86400*2 + 3600 + 25)
+  end 
+  
+  def test_since
+    assert_equal Time.local(2005,2,22,10,10,11), Time.local(2005,2,22,10,10,10).since(1)
+    assert_equal Time.local(2005,2,22,11,10,10), Time.local(2005,2,22,10,10,10).since(3600)
+    assert_equal Time.local(2005,2,24,10,10,10), Time.local(2005,2,22,10,10,10).since(86400*2)
+    assert_equal Time.local(2005,2,24,11,10,35), Time.local(2005,2,22,10,10,10).since(86400*2 + 3600 + 25)
+  end
+
+  def test_yesterday
+    assert_equal Time.local(2005,2,21,10,10,10), Time.local(2005,2,22,10,10,10).yesterday
+    assert_equal Time.local(2005,2,28,10,10,10), Time.local(2005,3,2,10,10,10).yesterday.yesterday
+  end
+  
+  def test_tomorrow
+    assert_equal Time.local(2005,2,23,10,10,10), Time.local(2005,2,22,10,10,10).tomorrow
+    assert_equal Time.local(2005,3,2,10,10,10),  Time.local(2005,2,28,10,10,10).tomorrow.tomorrow
+  end
+
+  def test_in_the_morning
+    assert_equal Time.local(2005,2,22,9), Time.local(2005,2,22,15,15,10).in_the_morning
+    assert_equal Time.local(2005,2,22,9), Time.local(2005,2,22,3,15,10).in_the_morning
+  end
+
+  def test_in_the_morning
+    assert_equal Time.local(2005,2,22,14), Time.local(2005,2,22,15,15,10).in_the_afternoon
+    assert_equal Time.local(2005,2,22,14), Time.local(2005,2,22,3,15,10).in_the_afternoon
+  end
+  
+  def test_change
+    assert_equal Time.local(2006,2,22,15,15,10), Time.local(2005,2,22,15,15,10).change(:year => 2006)
+    assert_equal Time.local(2005,6,22,15,15,10), Time.local(2005,2,22,15,15,10).change(:month => 6)
+    assert_equal Time.local(2012,9,22,15,15,10), Time.local(2005,2,22,15,15,10).change(:year => 2012, :month => 9)
+    assert_equal Time.local(2005,2,22,16), Time.local(2005,2,22,15,15,10).change(:hour => 16)
+    assert_equal Time.local(2005,2,22,16,45), Time.local(2005,2,22,15,15,10).change(:hour => 16, :min => 45)
+    assert_equal Time.local(2005,2,22,15,45), Time.local(2005,2,22,15,15,10).change(:min => 45)
+  end
+end
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