96 lines
2.5 KiB
Ruby
96 lines
2.5 KiB
Ruby
# frozen_string_literal: true
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RSpec.describe Service do
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let(:service_class) { Class.new { include Service::Base } }
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describe "Steps" do
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describe "Model step" do
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context "when providing default values to step implementation" do
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before do
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service_class.class_eval do
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model :my_model
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def fetch_my_model(default_arg: 2)
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true
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end
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end
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end
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it "raises an error" do
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expect { service_class.call }.to raise_error(/In model 'my_model': default values/)
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end
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end
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end
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describe "Policy step" do
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context "when providing default values to step implementation" do
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before do
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service_class.class_eval do
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policy :my_policy
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def my_policy(default_arg: 2)
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true
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end
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end
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end
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it "raises an error" do
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expect { service_class.call }.to raise_error(/In policy 'my_policy': default values/)
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end
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end
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end
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describe "Generic step" do
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context "when providing default values to step implementation" do
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before do
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service_class.class_eval do
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step :generic_step
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def generic_step(default_arg: 2)
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true
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end
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end
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end
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it "raises an error" do
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expect { service_class.call }.to raise_error(/In step 'generic_step': default values/)
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end
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end
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end
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end
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describe "Parameters handling" do
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subject(:result) { service_class.call(**args) }
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context "when calling the service without any params" do
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let(:args) { {} }
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it "instantiate a default params object" do
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expect(result[:params]).not_to be_nil
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end
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end
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context "when calling the service with params" do
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let(:args) { { params: { param1: "one" } } }
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context "when there is no `params` step defined" do
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it "allows accessing `params` through methods" do
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expect(result[:params].param1).to eq("one")
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end
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it "returns nothing for a non-existent key" do
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expect(result[:params].non_existent_key).to be_nil
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end
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end
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context "when there is a `params` step defined" do
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before { service_class.class_eval { params { attribute :param1 } } }
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it "returns the contract as the params object" do
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expect(result[:params]).to be_a(Service::ContractBase)
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end
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end
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end
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end
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end
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