require 'rails_helper' RSpec.describe User, type: :model do context "validations" do it { is_expected.to validate_presence_of(:email) } it "should validate that email addres is unqique" do subject.email = "text-email@example.com" is_expected.to validate_uniqueness_of(:email) .case_insensitive .with_message("has already been taken") end it { is_expected.to allow_values("one@example.com", "foo-bar@ed.ac.uk") .for(:email) } it { is_expected.not_to allow_values("example.com", "foo bar@ed.ac.uk") .for(:email) } it { is_expected.to allow_values(true, false).for(:active) } it { is_expected.not_to allow_value(nil).for(:active) } end end