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Contents
# btakita/rr issue #24
# this happens when defining a double on an ActiveRecord association object
shared_examples_for 'defining a method double on an object which is a proxy for another object' do
include DoubleDefinitionCreatorHelpers
it "places the double on the proxy object and not the target object by mistake" do
target_object = build_object_with_possible_methods(some_method: -> { 'existing value' })
proxy_object = proxy_object_class.new(target_object)
expect(proxy_object.methods).to match_array(target_object.methods)
double_definition_creator_for(proxy_object).some_method { 'value' }
expect(proxy_object.some_method).to eq 'value'
end
it "resets the double correctly" do
target_object = build_object_with_possible_methods(some_method: -> { 'existing value' })
proxy_object = proxy_object_class.new(target_object)
expect(proxy_object.methods).to match_array(target_object.methods)
double_definition_creator_for(proxy_object).some_method { 'value' }
RR.reset
expect_method_to_have_value_or_be_absent('existing value', proxy_object, :some_method)
end
def proxy_object_class
Class.new do
# This matches what AssociationProxy was like as of Rails 2
instance_methods.each do |m|
undef_method m unless m.to_s =~ /^(?:nil\?|send|object_id|to_a)$|^__|^respond_to|proxy_/
end
def initialize(target)
@target = target
end
def method_missing(name, *args, &block)
if @target.respond_to?(name)
@target.__send__(name, *args, &block)
else
super
end
end
end
end
end
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14 entries across 14 versions & 1 rubygems