text: require_relative '../../spec_helper'
  
  describe "Array#take_while" do
    it "returns all elements until the block returns false" do
      [1, 2, 3].take_while{ |element| element < 3 }.should == [1, 2]
    end
  
    it "returns all elements until the block returns nil" do
      [1, 2, nil, 4].take_while{ |element| element }.should == [1, 2]
    end
  
    it "returns all elements until the block returns false" do
      [1, 2, false, 4].take_while{ |element| element }.should == [1, 2]
    end
  end
  