Start major refactoring of recurring_todos. Started with creating new recurring todos.

All current and new tests pass

test/models/recurring_todos/abstract_repeat_pattern_test.rb

@@ -0,0 +1,46 @@
+require_relative '../../test_helper'
+
+module RecurringTodos
+
+  class AbstractRepeatPatternTest < ActiveSupport::TestCase
+    fixtures :users
+
+    class TestRepeatPattern < AbstractRepeatPattern 
+      def valid_selector?(selector)
+        true
+      end
+    end
+
+    def setup
+      @admin = users(:admin_user)
+    end 
+
+    def test_map_removes_mapped_key
+      attributes = { :source => "value"}
+
+      arp = AbstractRepeatPattern.new(@admin, attributes)
+      attributes = arp.map(attributes, :target, :source)
+
+      assert_equal "value", attributes[:target]
+      assert_nil attributes[:source]
+      assert !attributes.key?(:source)
+    end
+
+    def test_get_selector_removes_selector_from_hash
+      attributes = { :selector => "weekly" }
+      arp = TestRepeatPattern.new(@admin, attributes)
+
+      assert "weekly", arp.get_selector(:selector)
+      assert !arp.attributes.key?(:selector)
+    end
+
+    def test_get_selector_raises_exception_when_missing_selector
+      attributes = { }
+      arp = TestRepeatPattern.new(@admin, attributes)
+
+      assert_raise(Exception, "should raise exception when recurrence selector is missing"){ arp.get_selector(:selector) }
+    end
+
+  end
+
+end