78 lines
1.9 KiB
Ruby
78 lines
1.9 KiB
Ruby
# == Schema Information
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#
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# Table name: orders
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#
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# id :integer not null, primary key
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# user_id :integer
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# price_cents :integer
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# created_at :datetime not null
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# updated_at :datetime not null
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# transaction_id :integer
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#
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describe Order do
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before :each do
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@user = create :user
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@order = create :order, user: @user
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end
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it 'has a valid factory' do
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expect(@order).to be_valid
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end
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############
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# FIELDS #
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############
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describe 'fields' do
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describe 'user' do
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it { Order.reflect_on_association(:user).macro.should eq(:belongs_to) }
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it 'should be present' do
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@order.user = nil
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expect(@order).to_not be_valid
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end
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end
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describe 'price_cents' do
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it 'should be calculated from order_items' do
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@order = build :order, products_count: 0
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sum = (create_list :product, 1 + rand(10)).map do |p|
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create(:order_item, order: @order, product: p, count: 1 + rand(5)) do |oi|
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@order.order_items << oi
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end
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end.map{ |oi| oi.count * oi.product.price_cents }.sum
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@order.save
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expect(@order.price_cents).to eq(sum)
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end
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end
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describe 'order_items' do
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it 'should be validated' do
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@order.order_items << OrderItem.new(count: -5)
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expect(@order).to_not be_valid
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end
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end
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describe 'products' do
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it 'should be present' do
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@order.products.clear
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expect(@order).to_not be_valid
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end
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end
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end
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###############
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# CALLBACKS #
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###############
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describe 'empty order_items' do
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it 'should be removed' do
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product = create :product
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@order.order_items << create(:order_item, order: @order, product: product, count: 0)
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@order.save
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expect(@order.order_items.where(product: product)).to be_empty
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end
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end
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end
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