Class: DeepTest::ProxyIO

Inherits:
StringIO
  • Object
show all
Defined in:
lib/deep_test/proxy_io.rb

Defined Under Namespace

Modules: Stderr, Stdout Classes: AbstractOutput

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(output_module, wire) ⇒ ProxyIO

Returns a new instance of ProxyIO.



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# File 'lib/deep_test/proxy_io.rb', line 3

def initialize(output_module, wire)
  @output_module = output_module
  @wire = wire
  super("")
end

Class Method Details

.replace_stdout_stderr!(wire) ⇒ Object 



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# File 'lib/deep_test/proxy_io.rb', line 19

def self.replace_stdout_stderr!(wire)
  old_stdout_const, old_stdout_global = STDOUT, $stdout
  old_stderr_const, old_stderr_global = STDERR, $stderr

  supress_warnings { Object.const_set :STDOUT, ProxyIO.new(Stdout, wire) }
  $stdout = STDOUT

  supress_warnings { Object.const_set :STDERR, ProxyIO.new(Stderr, wire) }
  $stderr = STDERR

  DeepTest.logger = nil

  yield
ensure
  $stdout = old_stdout_global
  supress_warnings { Object.const_set :STDOUT, old_stdout_const }

  $stderr = old_stderr_global
  supress_warnings { Object.const_set :STDERR, old_stderr_const }
end

.supress_warnings ⇒ Object 



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# File 'lib/deep_test/proxy_io.rb', line 40

def self.supress_warnings
  old_verbose, $VERBOSE = $VERBOSE, nil
  yield
ensure
  $VERBOSE = old_verbose
end

Instance Method Details

#flush ⇒ Object 



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# File 'lib/deep_test/proxy_io.rb', line 15

def flush
  @wire.send_message @output_module::Flush.new
end

#write(*args) ⇒ Object 



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# File 'lib/deep_test/proxy_io.rb', line 9

def write(*args)
  super
  @wire.send_message @output_module::Output.new(string)
  self.string = ""
end