assert_nothing_raised(*args) public

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# File lib/test/unit/assertions.rb, line 26
      def assert_nothing_raised(*args)
        self._assertions += 1
        if Module === args.last
          msg = nil
        else
          msg = args.pop
        end
        begin
          line = __LINE__; yield
        rescue Exception => e
          bt = e.backtrace
          as = e.instance_of?(MiniTest::Assertion)
          if as
            ans = /\A#{Regexp.quote(__FILE__)}:#{line}:in /
            bt.reject! {|ln| ans =~ ln}
          end
          if ((args.empty? && !as) ||
              args.any? {|a| a.instance_of?(Module) ? e.is_a?(a) : e.class == a })
            msg = message(msg) { "Exception raised:\n<#{mu_pp(e)}>" }
            raise MiniTest::Assertion, msg.call, bt
          else
            raise
          end
        end
        nil
      end
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