require_relative 'helper' describe "Pry.config.exception_whitelist" do before do @str_output = StringIO.new end it 'should rescue all exceptions NOT specified on whitelist' do expect(Pry.config.exception_whitelist.include?(NameError)).to eq false expect { Pry.start(self, :input => StringIO.new("raise NameError\nexit"), :output => @str_output) }.not_to raise_error end it 'should NOT rescue exceptions specified on whitelist' do old_whitelist = Pry.config.exception_whitelist Pry.config.exception_whitelist = [NameError] expect { Pry.start(self, :input => StringIO.new("raise NameError"), :output => @str_output) }.to raise_error NameError Pry.config.exception_whitelist = old_whitelist end end