couchrest_model/spec/couchrest/support/class_spec.rb

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1.7 KiB
Ruby

require File.join(File.dirname(__FILE__), '..', '..', 'spec_helper')
require File.join(File.dirname(__FILE__), '..', '..', '..', 'lib', 'couchrest', 'support', 'class')
describe CouchRest::ClassExtension do
before :all do
class FullyDefinedClassExtensions
def self.respond_to?(method)
if CouchRest::ClassExtension::InstanceMethods.instance_methods.include?(method)
true
else
super
end
end
end
class PartDefinedClassExtensions
def self.respond_to?(method)
methods = CouchRest::ClassExtension::InstanceMethods.instance_methods
methods.delete('cattr_reader')
if methods.include?(method)
false
else
super
end
end
end
class NoClassExtensions
def self.respond_to?(method)
if CouchRest::ClassExtension::InstanceMethods.instance_methods.include?(method)
false
else
super
end
end
end
end
it "should not include InstanceMethods if the class extensions are already defined" do
FullyDefinedClassExtensions.send(:include, CouchRest::ClassExtension)
FullyDefinedClassExtensions.ancestors.should_not include(CouchRest::ClassExtension::InstanceMethods)
end
it "should raise RuntimeError if the class extensions are only partially defined" do
lambda {
PartDefinedClassExtensions.send(:include, CouchRest::ClassExtension)
}.should raise_error(RuntimeError)
end
it "should include class extensions if they are not already defined" do
NoClassExtensions.send(:include, CouchRest::ClassExtension)
NoClassExtensions.ancestors.should include(CouchRest::ClassExtension::InstanceMethods)
end
end