require "spec_helper"

module Hexx
  describe Coercible do

    # ==========================================================================
    # Prepare environment
    # ==========================================================================

    before { class  TestModel; extend Coercible; end }
    before { module TestModule;  end }
    before { class  TestCoercion < Struct.new(:string); end }

    let(:test_model)    { TestModel   }
    let(:test_module)   { TestModule  }
    let(:test_coercion) { TestCoercion }

    after { Hexx.send :remove_const, :TestCoercion }
    after { Hexx.send :remove_const, :TestModule  }
    after { Hexx.send :remove_const, :TestModel   }

    # ==========================================================================
    # Run tests
    # ==========================================================================

    describe ".attr_coerced" do

      before  { test_model.send :attr_coerced, :name, type: test_coercion }
      subject { test_model.new }

      it "coerces an attribute with given type" do
        subject.name = "some name"
        expect(subject.name).to be_kind_of test_coercion
      end
    end
  end
end