For some reason, the stub to work for remaining slices wouldn't stick, and it kept coming back as a random number.

gistfile1.txt

  describe "#slice" do
    context "when given no parameters" do
      it "returns removes one slice of the apple" do
        apple = Fruit::Apple.new
        apple.stub(:remaining_slices).and_return(5)
        expect(apple.slice).to eq 1
      end

      it "reports the correct number of remaining slices" do
        apple = Fruit::Apple.new
        apple.stub(:remaining_slices).and_return(5)
        apple.slice
        expect(apple.remaining_slices).to eq 4
      end
    end

    context "when given a number of slices parameter" do
      it "returns the correct number of slices" do
        apple = Fruit::Apple.new 
        apple.stub(:remaining_slices).and_return(5)
        expect(apple.slice(2)).to eq 2
      end

      it "reports the correct number of remaining slices" do
        apple = Fruit::Apple.new
        apple.stub(:remaining_slices).and_return(5)
        apple.slice(2)
        expect(apple.remaining_slices).to eq 3
      end
    end

    context "when given a number of slices parameter greater than the remaining slices" do
      it "returns the number of remaining slices" do
        apple = Fruit::Apple.new
        apple.stub(:remaining_slices).and_return(5)
        expect(apple.slice(9)).to eq 5
      end

      it "returns the correct number of remaining slices" do
        apple = Fruit::Apple.new
        apple.stub(:remaining_slices).and_return(5)
        apple.slice(9)
        expect(apple.remaining_slices).to eq 0
      end
    end