text: describe :binding_clone, shared: true do
    before :each do
      @b1 = BindingSpecs::Demo.new(99).get_binding
      @b2 = @b1.send(@method)
      @b3 = BindingSpecs::Demo.new(99).get_binding_in_block
      @b4 = @b3.send(@method)
    end
  
    it "returns a copy of the Binding object" do
      [[@b1, @b2, "a"],
       [@b3, @b4, "a", "b"]].each do |b1, b2, *vars|
        b1.should_not == b2
  
        eval("@secret", b1).should == eval("@secret", b2)
        eval("square(2)", b1).should == eval("square(2)", b2)
        eval("self.square(2)", b1).should == eval("self.square(2)", b2)
        vars.each do |v|
          eval("#{v}", b1).should == eval("#{v}", b2)
        end
      end
    end
  
    it "is a shallow copy of the Binding object" do
      [[@b1, @b2, "a"],
       [@b3, @b4, "a", "b"]].each do |b1, b2, *vars|
        vars.each do |v|
          eval("#{v} = false", b1)
          eval("#{v}", b2).should == false
        end
        b1.local_variable_set(:x, 37)
        b2.local_variable_defined?(:x).should == false
      end
    end
  end
  