greeter.rb

require 'rspec'

def greet(name)
  "Hi #{name}"
end

describe "greeting function" do
  it 'says "Hi Dan" when "Dan" is supplied' do
    expect(greet("Dan")).to eq("Hi Dan")
  end

  it 'says "Hi Louise" when "Louise is supplied' do
    expect(greet("Louise")).to eq("Hi Louise")
  end
end