Rspec example

describe “An instance of”,‘Cart’ do

before :each do
@cart = Cart.new
end

it “should be properly initialized” do
expect(@cart).to be_a(Cart)
end

context “when new” do
it “contains no items” do
expect(@cart).to be_empty
end
it “has a value of 0” do
expect(@cart.total_value).to be(0)
end
end

context “when a new item is added” do
before do
@cart.items[‘new item’] = “Jonny”
end
it “should no longer be empty” do
expect(@cart.items).not_to be_empty
end
end

 
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