Class: TestBench::Output::Writer

Inherits:
Object
  • Object
show all
Defined in:
lib/test_bench/output/writer.rb,
lib/test_bench/output/writer/style.rb,
lib/test_bench/output/writer/buffer.rb,
lib/test_bench/output/writer/defaults.rb,
lib/test_bench/output/writer/substitute.rb

Direct Known Subclasses

Substitute::Writer

Defined Under Namespace

Modules: Defaults, Style, Styling, Substitute Classes: Buffer

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Instance Attribute Details

#buffer ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 30

def buffer
  @buffer ||= Buffer.new
end

#column_sequence ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 25

def column_sequence
  @column_sequence ||= 0
end

#device ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 4

def device
  @device ||= Device::Substitute.build
end

#digest ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 15

def digest
  @digest ||= Digest.new
end

#sequence ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 20

def sequence
  @sequence ||= 0
end

#styling_policy ⇒ Object Also known as: styling 



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# File 'lib/test_bench/output/writer.rb', line 9

def styling_policy
  @styling_policy ||= Styling.default
end

Class Method Details

.build(device = nil, styling: nil) ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 39

def self.build(device=nil, styling: nil)
  device ||= Defaults.device

  instance = new
  instance.device = device
  instance.styling_policy = styling
  instance.configure
  instance
end

.configure(receiver, writer: nil, styling: nil, device: nil, attr_name: nil) ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 49

def self.configure(receiver, writer: nil, styling: nil, device: nil, attr_name: nil)
  attr_name ||= :writer

  if not writer.nil?
    instance = writer
  else
    instance = build(device, styling:)
  end

  receiver.public_send(:"#{attr_name}=", instance)
end

Instance Method Details

#configure ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 35

def configure
  Buffer.configure(self)
end

#current?(sequence) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/test_bench/output/writer.rb', line 150

def current?(sequence)
  sequence >= self.sequence
end

#flush ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 130

def flush
  buffer.flush(device)
end

#print(text) ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 97

def print(text)
  self.column_sequence += text.length

  write(text)

  self
end

#puts(text = nil) ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 65

def puts(text=nil)
  if not text.nil?
    text = text.chomp

    print(text)
  end

  style(:reset)

  if tty?
    write("\e[0K")
  end

  write("\n")

  self.column_sequence = 0
end

#style(style, *additional_styles) ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 83

def style(style, *additional_styles)
  styles = [style, *additional_styles]

  control_codes = styles.map do |style|
    Style.control_code(style)
  end

  if styling?
    write("\e[#{control_codes.join(';')}m")
  end

  self
end

#styling? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/test_bench/output/writer.rb', line 154

def styling?
  Styling.styling?(styling_policy, tty?)
end

#sync ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 61

def sync
  @sync.nil? ? @sync = true : @sync
end

#sync=(sync) ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 134

def sync=(sync)
  @sync = sync

  if sync
    flush
  end
end

#tty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/test_bench/output/writer.rb', line 126

def tty?
  device.tty?
end

#write(data) ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 105

def write(data)
  if sync
    bytes_written = write!(data)
  else
    bytes_written = buffer.receive(data)
  end

  self.sequence += bytes_written

  data = data[0...bytes_written]
  digest.update(data)

  bytes_written
end

#write!(data) ⇒ Object 



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# File 'lib/test_bench/output/writer.rb', line 120

def write!(data)
  device.write(data)

  data.bytesize
end

#written?(data = nil) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/test_bench/output/writer.rb', line 142

def written?(data=nil)
  if data.nil?
    sequence > 0
  else
    digest.digest?(data)
  end
end