Module: CmdLineTest::Macros

Included in:
Test::Unit::TestCase
Defined in:
lib/cmd_line_test.rb

Overview

InstanceMethods

Instance Method Summary collapse

Instance Method Details

#run_with_options(options, name = nil, &block) ⇒ Object

Raises:

  • (RuntimeError) 


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# File 'lib/cmd_line_test.rb', line 37

def run_with_options(options, name = nil, &block)
  raise RuntimeError, "Command is not defined: 'run_command_line_as()' must be called first." unless 
    self.cli_block
  test_name = name || "after running with options '#{options.join(', ')}'"
  generate_test test_name do 
    with_ARGV_set_to options do
      begin 
        self.class.cli_exit_status = 0
        self.class.cli_error = ""
        self.class.cli_error_stack = ""
        self.class.cli_output = ""
        $test_class = self.class
        #It used to be $stdout = StringIO.new(...), but it does not work well with rdebug
        class <<$stdout
          alias_method :original_write, :write
          def write(*s)
            #original_write(s)
            $test_class.cli_output << s.to_s if $test_class.cli_output
          end
        end
        execute
      rescue SystemExit => exit_error
        self.class.cli_exit_status = exit_error.status
      rescue Exception => error
        self.class.cli_error_stack = error.backtrace.join("\n")
        self.class.cli_error = error.message
      ensure
        class <<$stdout
          remove_method :write, :original_write
        end
      end
      instance_eval(&block)
    end
  end
end