Module: Net::SSH::Test::Extensions::IO::ClassMethods

Defined in:
lib/tpkg/thirdparty/net-ssh-2.1.0/lib/net/ssh/test/extensions.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.extended(obj) ⇒ Object

:nodoc:



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# File 'lib/tpkg/thirdparty/net-ssh-2.1.0/lib/net/ssh/test/extensions.rb', line 117

def self.extended(obj) #:nodoc:
  class <<obj
    alias_method :select_for_real, :select
    alias_method :select, :select_for_test
  end
end

Instance Method Details

#select_for_test(readers = nil, writers = nil, errors = nil, wait = nil) ⇒ Object

The testing version of ::IO.select. Assumes that all readers, writers, and errors arrays are either nil, or contain only objects that mix in Net::SSH::Test::Extensions::BufferedIo.



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# File 'lib/tpkg/thirdparty/net-ssh-2.1.0/lib/net/ssh/test/extensions.rb', line 127

def select_for_test(readers=nil, writers=nil, errors=nil, wait=nil)
  ready_readers = Array(readers).select { |r| r.select_for_read? }
  ready_writers = Array(writers).select { |r| r.select_for_write? }
  ready_errors  = Array(errors).select  { |r| r.select_for_error? }

  if ready_readers.any? || ready_writers.any? || ready_errors.any?
    return [ready_readers, ready_writers, ready_errors]
  end

  processed = 0
  Array(readers).each do |reader|
    processed += 1 if reader.idle!
  end

  raise "no readers were ready for reading, and none had any incoming packets" if processed == 0
end