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Contents
require "#{File.dirname(__FILE__)}/../../spec_helper"
shared_examples_for 'a nested model' do
# clazz must be defined by the calling file
let(:nested_model) { clazz.new }
it 'has a parent model' do
expect(nested_model).to respond_to(:parent_model)
end
it 'can change its parent model' do
expect(nested_model).to respond_to(:parent_model=)
nested_model.parent_model = :some_parent_model
expect(nested_model.parent_model).to eq(:some_parent_model)
nested_model.parent_model = :some_other_parent_model
expect(nested_model.parent_model).to eq(:some_other_parent_model)
end
describe 'abstract instantiation' do
context 'a new nested object' do
let(:nested_model) { clazz.new }
it 'starts with no parent model' do
expect(nested_model.parent_model).to be_nil
end
end
end
it 'has access to its ancestors' do
expect(nested_model).to respond_to(:get_ancestor)
end
it 'gets an ancestor based on type' do
expect(clazz.instance_method(:get_ancestor).arity).to eq(1)
end
it 'raises and exception if an unknown ancestor type is requested' do
expect { nested_model.get_ancestor(:bad_ancestor_type) }.to raise_exception(ArgumentError)
end
end
Version data entries
13 entries across 13 versions & 1 rubygems