Class: Maze::AppiumServer

Inherits:
Object
  • Object
show all
Defined in:
lib/maze/appium_server.rb

Overview

Basic shell that runs an Appium server on a separate thread

Class Attribute Summary collapse

Class Method Summary collapse

Class Attribute Details

.appium_logger ⇒ Logger|nil (readonly)

Returns The logger used for creating the log file.

Returns:

  • (Logger|nil) —

    The logger used for creating the log file



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# File 'lib/maze/appium_server.rb', line 17

def appium_logger
  @appium_logger
end

.appium_thread ⇒ thread|nil (readonly)

Returns The thread running the appium process (if available).

Returns:

  • (thread|nil) —

    The thread running the appium process (if available)



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# File 'lib/maze/appium_server.rb', line 14

def appium_thread
  @appium_thread
end

.pid ⇒ string|nil (readonly)

Returns The PID of the appium process (if available).

Returns:

  • (string|nil) —

    The PID of the appium process (if available)



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# File 'lib/maze/appium_server.rb', line 11

def pid
  @pid
end

Class Method Details

.running ⇒ Boolean

Checks whether the server is running, as indicated by the @pid and the appium thread being alive

Returns:

  • (Boolean) —

    Whether the local appium server is running



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# File 'lib/maze/appium_server.rb', line 61

def running
  @appium_thread&.alive? ? true : false
end

.start(address: '0.0.0.0', port: '4723') ⇒ Object

Starts a separate thread running the appium server so long as:

- An instance of the appium server isn't already running
- The port configured is available
- The appium command is available via CLI

Parameters:

  • address (String) (defaults to: '0.0.0.0') —

    The IP address on which to start the appium server

  • port (String) (defaults to: '4723') —

    The port on which to start the appium server



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# File 'lib/maze/appium_server.rb', line 26

def start(address: '0.0.0.0', port: '4723')
  return if running

  # Check if the appium server appears to be running already, warning and carrying on if so
  unless appium_port_available?(port)
    $logger.warn "Requested appium port:#{port} is in use. Aborting built-in appium server launch"
    return
  end

  # Check if appium is installed, warning if not
  unless appium_available?
    $logger.warn 'Appium is unavailable to be started from the command line. Install using `npm i -g appium`'
    return
  end

  start_logger

  command = "appium -a #{address} -p #{port}"
  @appium_thread = Thread.new do
    PTY.spawn(command) do |stdout, _stdin, pid|
      @pid = pid
      $logger.trace("Appium:#{@pid}") { 'Appium server started' }
      stdout.each do |line|
        log_line(line)
      end
    end
  end

  # Temporary sleep to allow appium to start
  sleep 2
end

.stop ⇒ Object

Stops the appium server, if running, using SIGINT for correct shutdown



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# File 'lib/maze/appium_server.rb', line 66

def stop
  return unless running

  $logger.trace("Appium:#{@pid}") { 'Stopping appium server' }
  Process.kill('INT', @pid)
  @pid = nil
  @appium_thread.join
  @appium_thread = nil
end