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15 lines
532 B
Ruby
15 lines
532 B
Ruby
# frozen_string_literal: true
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RSpec.describe Calculator::PerItem do
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let(:calculator) { Calculator::PerItem.new(preferred_amount: 10) }
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let(:shipping_calculable) { double(:calculable) }
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let(:line_item) { build_stubbed(:line_item, quantity: 5) }
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it { is_expected.to validate_numericality_of(:preferred_amount) }
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it "correctly calculates on a single line item object" do
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allow(calculator).to receive_messages(calculable: shipping_calculable)
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expect(calculator.compute(line_item).to_f).to eq(50) # 5 x 10
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end
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end
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