33 lines
1.1 KiB
Ruby
33 lines
1.1 KiB
Ruby
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#---
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# Excerpted from "Agile Web Development with Rails",
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# published by The Pragmatic Bookshelf.
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# Copyrights apply to this code. It may not be used to create training material,
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# courses, books, articles, and the like. Contact us if you are in doubt.
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# We make no guarantees that this code is fit for any purpose.
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# Visit http://www.pragmaticprogrammer.com/titles/rails4 for more book information.
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#---
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require 'test_helper'
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class CartTest < ActiveSupport::TestCase
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def setup
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@cart = Cart.create
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@book_one = products(:ruby)
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@book_two = products(:two)
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end
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test "add unique products" do
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@cart.add_product(@book_one.id).save!
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@cart.add_product(@book_two.id).save!
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assert_equal 2, @cart.line_items.size
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assert_equal @book_one.price + @book_two.price, @cart.total_price
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end
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test "add duplicate product" do
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@cart.add_product(@book_one.id).save!
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@cart.add_product(@book_one.id).save!
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assert_equal 2*@book_one.price, @cart.total_price
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assert_equal 1, @cart.line_items.size
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assert_equal 2, @cart.line_items[0].quantity
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end
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end
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