shared_example_group_spec.rb

shared_examples_for "a search endpoint" do |queries_to_test|
  queries_to_test.each do |query, expected_results|
    context "for query: #{query}" do
      let(:url) { build_url(resource, query) }

      it 'is a valid endpoint' do
        get url
        expect(last_response.status).to eq 200
      end
    end
  end

  def build_url(resource, query)
    escaped_query = URI.escape(query)
    "/#{resource}/search?query=#{escaped_query}"
  end
end

describe 'A Sample Resource API' do
  context 'GET /resource/search' do
    it_should_behave_like 'a search endpoint', "foo" => 1, "bar" => 1 do
      let(:resource) { "resource_name" }
    end
  end
end