Class: Capybara::Server

Inherits:

Object

• Object
• Capybara::Server

show all

Defined in:

lib/capybara/server.rb

Defined Under Namespace

Classes: Middleware

Instance Attribute Summary (collapse)

• - (Object) app readonly

  Returns the value of attribute app.

• - (Object) port readonly

  Returns the value of attribute port.

Class Method Summary (collapse)

• + (Object) ports

Instance Method Summary (collapse)

• - (Object) boot
• - (Object) error
• - (Object) host
• - (Server) initialize(app, port = Capybara.server_port) constructor

  A new instance of Server.

• - (Object) reset_error!
• - (Boolean) responsive?

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# File 'lib/capybara/server.rb', line 36

def initialize(app, port=Capybara.server_port)
  @app = app
  @middleware = Middleware.new(@app)
  @server_thread = nil # supress warnings
  @port = port
  @port ||= Capybara::Server.ports[@app.object_id]
  @port ||= find_available_port
end

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# File 'lib/capybara/server.rb', line 34

def app
  @app
end

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# File 'lib/capybara/server.rb', line 34

def port
  @port
end

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# File 'lib/capybara/server.rb', line 29

def ports
  @ports ||= {}
end

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# File 'lib/capybara/server.rb', line 69

def boot
  unless responsive?
    Capybara::Server.ports[@app.object_id] = @port

    @server_thread = Thread.new do
      Capybara.server.call(@middleware, @port)
    end

    Timeout.timeout(60) { @server_thread.join(0.1) until responsive? }
  end
rescue Timeout::Error
  raise "Rack application timed out during boot"
else
  self
end

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# File 'lib/capybara/server.rb', line 49

def error
  @middleware.error
end

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# File 'lib/capybara/server.rb', line 53

def host
  Capybara.server_host || "127.0.0.1"
end

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# File 'lib/capybara/server.rb', line 45

def reset_error!
  @middleware.error = nil
end

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# File 'lib/capybara/server.rb', line 57

def responsive?
  return false if @server_thread && @server_thread.join(0)

  res = Net::HTTP.start(host, @port) { |http| http.get('/__identify__') }

  if res.is_a?(Net::HTTPSuccess) or res.is_a?(Net::HTTPRedirection)
    return res.body == @app.object_id.to_s
  end
rescue SystemCallError
  return false
end