Spec_example.rb

gistfile1.rb

require 'rails_helper'

RSpec.describe Dog, :type => :model do
  
  let(:subject) { Dog.new(name: 'Beethoven', nickname: 'The Master', current_shelter: 1, shots: ['rabbies', 'distemper']) }

  describe '#name' do
    it 'responds to name' do
      expect(subject).to respond_to :name
    end

    it "is invalid without a name" do
      subject.name = nil
      expect(subject).to be_invalid
    end

    it "raises an error without a name" do
      subject.name = nil
      expect{ subject.save! }.to raise_error(ActiveRecord::RecordInvalid)
    end
  end

  describe '#nickname' do
    it "responds to a nickname" do
      expect(subject).to respond_to :nickname
    end


    it "is valid without a nickname" do
      subject.nickname = nil
      expect(subject).to be_valid
    end

    it "does not raise an error without a nickname" do
      subject.nickname = nil
      expect{ subject.save! }.to_not raise_error
    end
  end

  describe '#current_shelter' do
    it "responds to a current_shelter" do
      expect(subject).to respond_to :current_shelter
    end

    it "is invalid without a shelter" do
      subject.current_shelter = nil
      expect(subject).to be_invalid
    end

    it "raises an error without a shelter" do
      subject.current_shelter = nil
      expect{ subject.save! }.to raise_error(ActiveRecord::RecordInvalid)
    end
  end

  describe '#shots' do
    it "should respond with two default shots" do
      subject.shots = nil
      subject.save
      expect( subject.shots.count ).to eq(2)
    end

    it "should not override shots when assigned on create" do
      subject.shots = ['flees']
      subject.save
      expect( subject.shots.count ).to eq(1)
    end
  end
end