Module: Cuprum::Collections::RSpec::Contracts::RelationContracts::ShouldDefinePrimaryKeysContract

Extended by:
RSpec::SleepingKingStudios::Contract
Defined in:
lib/cuprum/collections/rspec/contracts/relation_contracts.rb

Overview

Contract validating a Relation’s primary key properties.

Instance Method Summary collapse

Instance Method Details

#apply(example_group) ⇒ Object

Adds the contract to the example group.

Parameters:

  • example_group (RSpec::Core::ExampleGroup) —

    the example group to which the contract is applied.



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# File 'lib/cuprum/collections/rspec/contracts/relation_contracts.rb', line 1325

contract do
  describe '#primary_key_name' do
    let(:expected_primary_key_name) do
      return super() if defined?(super())

      constructor_options.fetch(:primary_key_name, 'id')
    end

    include_examples 'should define reader',
      :primary_key_name,
      -> { expected_primary_key_name }

    context 'when initialized with primary_key_name: a String' do
      let(:primary_key_name) { 'uuid' }
      let(:constructor_options) do
        super().merge(primary_key_name: primary_key_name)
      end

      it { expect(subject.primary_key_name).to be == primary_key_name }
    end

    context 'when initialized with primary_key_name: a Symbol' do
      let(:primary_key_name) { :uuid }
      let(:constructor_options) do
        super().merge(primary_key_name: primary_key_name)
      end

      it 'should set the primary key name' do
        expect(subject.primary_key_name).to be == primary_key_name.to_s
      end
    end
  end

  describe '#primary_key_type' do
    let(:expected_primary_key_type) do
      return super() if defined?(super())

      constructor_options.fetch(:primary_key_type, Integer)
    end

    include_examples 'should define reader',
      :primary_key_type,
      -> { expected_primary_key_type }

    context 'when initialized with primary_key_type: value' do
      let(:primary_key_type) { String }
      let(:constructor_options) do
        super().merge(primary_key_type: primary_key_type)
      end

      it { expect(subject.primary_key_type).to be == primary_key_type }
    end
  end
end