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我在测试中引入了模拟和存根,一切进展顺利。我遇到了一些问题,因为自从更改代码以进一步测试后,我在 rspec 中收到以下错误,但我不明白为什么会出现错误。当我刚刚测试它应该低于 16 时,一切都很好,但是当我引入测试时它应该达到 16 以上,我得到以下错误。

undefined method `double' for RSpec::ExampleGroups::Hand::PlayAsDealer:Class (NoMethodError)

有问题的代码如下:

describe "#play_as_dealer" do 
        it "should hit below 16" do 
            deck = double(:deck, :cards => [Card.new(:clubs, 4), Card.new(:diamonds, 4), Card.new(:clubs, 2), Card.new(:hearts, 6)])
            hand = Hand.new
            2.times { hand.hit!(deck) }
            hand.play_as_dealer(deck)
            expect(hand.value).to eq(16)
        end

        it "should hit above 16"
            deck = double(:deck, :cards => [Card.new(:clubs, 4), Card.new(:diamonds, 4)])
            hand = Hand.new
            2.times { hand.hit!(deck) }
            hand.play_as_dealer(deck)
            expect(hand.value).to eq(17)
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1 回答 1

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第二个测试缺少一个做和最终问题现在解决了!

it "should hit above 16" do 
            deck = double(:deck, :cards => [Card.new(:clubs, 4), Card.new(:diamonds, 4)])
            hand = Hand.new
            2.times { hand.hit!(deck) }
            hand.play_as_dealer(deck)
            expect(hand.value).to eq(17)
        end
于 2015-01-20T18:18:06.867 回答