use (FlexMock)

        # File lib/flexmock/core_class_methods.rb, line 39
    39:     def use(*names)
    40:       names = ["unknown"] if names.empty?
    41:       container = UseContainer.new
    42:       mocks = names.collect { |n| container.flexmock(n) }
    43:       yield(*mocks)
    44:     rescue Exception => ex
    45:       container.got_exception = true
    46:       raise
    47:     ensure
    48:       container.flexmock_teardown
    49:     end