ruby test

gistfile1.txt

  test "product is not valid unless title is at least 10 characters long" do
    product = Product.new(
        title: "Book",
        description: "yyy",
        price: 1,
        image_url: "fred.jpg"
      )
    assert product.invalid?
    assert_equal ["Please ensure title is at least 10 characters long"], product.errors[:title]
  end