rspec3_validation_sample

require 'spec_helper'

describe MyModel do
  it "should create a new instance given valid attributes" do
    Factory(:my_model)
  end

  describe "name" do
    it "should be required" do
      blank = Factory.build(:my_model, :name => "")
      expect(blank).to_not be_valid
      expect(blank.errors[:name]).to include("can't be blank")

      blank.name = "Foo"
      expect(blank).to be_valid
    end

    it "should be longer than 1 character" do
      too_short = Factory.build(:my_model, :name => 'a')
      expect(too_short).to_not be_valid
      expect(too_short.errors[:name]).to include("is too short (minimum is 2 characters)")

      too_short.name = 'aa'
      expect(too_short).to be_valid
    end

    it "should be shorter than 101 characters" do
      too_long = Factory.build(:my_model, :name => 'a' * 101)
      expect(too_long).to_not be_valid
      expect(too_long.errors[:name]).to include("is too long (maximum is 100 characters)")

      too_long.name = 'a' * 100
      expect(too_long).to be_valid
    end
  end
end