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# Use: it { should accept_nested_attributes_for(:association_name).and_accept({valid_values => true}).but_reject({ :reject_if_nil => nil })} RSpec::Matchers.define :accept_nested_attributes_for do |association| match do |model| @model = model @nested_att_present = model.respond_to?("#{association}_attributes=".to_sym) if @nested_att_present && @reject model.send("#{association}_attributes=".to_sym,[@reject]) @reject_success = model.send("#{association}").empty? end if @nested_att_present && @accept model.send("#{association}_attributes=".to_sym,[@accept]) @accept_success = ! (model.send("#{association}").empty?) end @nested_att_present && ( @reject.nil? || @reject_success ) && ( @accept.nil? || @accept_success ) end failure_message_for_should do messages = [] messages << "expected #{@model.class} to accept nested attributes for #{association}" unless @nested_att_present messages << "expected #{@model.class} to reject values #{@reject.inspect} for association #{association}" unless @reject_success messages << "expected #{@model.class} to accept values #{@accept.inspect} for association #{association}" unless @accept_success messages.join(', ') end description do desc = "accept nested attributes for #{expected}" if @reject desc << ", but reject if attributes are #{@reject.inspect}" end end chain :but_reject do |reject| @reject = reject end chain :and_accept do |accept| @accept = accept end end
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7 entries across 5 versions & 1 rubygems