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Contents
module MuckEngine # :nodoc:
module Models # :nodoc:
module Matchers
# 'newer_than' named scope which retrieves items newer than given date
# requires that the class have a factory
# Tests:
# scope :newer_than, lambda { |time| {:conditions => ["created_at < ?", time || 1.day.ago] } }
# Examples:
# it { should scope_recent }
def scope_newer_than
TimeMatcher.new(:newer_than)
end
# 'scope_older_than' named scope which retrieves items older than the given date
# requires that the class have a factory
# Tests:
# scope :newer_than, lambda { |time| {:conditions => ["created_at < ?", time || 1.day.ago] } }
# Examples:
# it { should scope_recent }
def scope_older_than
TimeMatcher.new(:older_than)
end
class TimeMatcher < MuckMatcherBase # :nodoc:
def initialize(scope, field = :created_at)
@scope = scope
@field = field
end
def matches?(subject)
@subject = subject
@subject.class.delete_all
old_item = Factory(factory_name, @field => 1.month.ago)
new_item = Factory(factory_name, @field => 1.day.ago)
items = @subject.class.send(@scope, 1.week.ago)
if @scope == :newer_than
items.include?(new_item) && !items.include?(old_item)
elsif @scope == :older_than
!items.include?(new_item) && items.include?(old_item)
else
raise "matcher not implemented for #{@scope}"
end
end
def failure_message
"Expected #{factory_name} to scope by #{@scope} on #{@field} and be successful. But the call failed"
end
def description
"items scoped #{@scope}"
end
end
end
end
end
Version data entries
38 entries across 38 versions & 1 rubygems