Class: Ace::TestRunner::Suite::ProcessMonitor

Inherits:
Object
  • Object
show all
Defined in:
lib/ace/test_runner/suite/process_monitor.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(max_parallel = 10, package_timeout: nil, termination_grace_period: 1.0, clock: nil) ⇒ ProcessMonitor

Returns a new instance of ProcessMonitor.



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# File 'lib/ace/test_runner/suite/process_monitor.rb', line 13

def initialize(max_parallel = 10, package_timeout: nil, termination_grace_period: 1.0, clock: nil)
  @max_parallel = max_parallel
  @package_timeout = package_timeout
  @termination_grace_period = termination_grace_period
  @clock = clock || -> { Time.now }
  @processes = {}
  @queue = []
  @completed = []
end

Instance Attribute Details

#max_parallel ⇒ Object (readonly)

Returns the value of attribute max_parallel.



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# File 'lib/ace/test_runner/suite/process_monitor.rb', line 11

def max_parallel
  @max_parallel
end

#processes ⇒ Object (readonly)

Returns the value of attribute processes.



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# File 'lib/ace/test_runner/suite/process_monitor.rb', line 11

def processes
  @processes
end

Instance Method Details

#check_processes ⇒ Object 



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# File 'lib/ace/test_runner/suite/process_monitor.rb', line 70

def check_processes
  @processes.each do |name, process_info|
    package = process_info[:package]
    thread = process_info[:thread]
    callback = process_info[:callback]

    stdout_chunk = drain_stream(process_info[:stdout], process_info[:output])
    stderr_chunk = drain_stream(process_info[:stderr], process_info[:stderr_output])

    parse_progress(process_info, stdout_chunk) if stdout_chunk && !stdout_chunk.empty?

    if callback && ((stdout_chunk && !stdout_chunk.empty?) || (stderr_chunk && !stderr_chunk.empty?))
      elapsed = now - process_info[:start_time]
      callback.call(package, {
        status: :running,
        progress: process_info[:tests_run],
        total: process_info[:test_count],
        dots: process_info[:dots],
        elapsed: elapsed
      }, stdout_chunk)
    end

    enforce_timeout(process_info)

    # Check if process completed
    unless thread.alive?
      elapsed = now - process_info[:start_time]
      exit_status = thread.value.exitstatus

      collect_remaining_output(process_info)
      results = build_results(process_info, elapsed, exit_status)
      close_streams(process_info)

      # Final callback
      if callback
        # Use results[:success] from summary.json if available, otherwise check exit code
        # This ensures the package status matches what ace-test actually reported
        success_status = (!results[:success].nil?) ? results[:success] : (exit_status == 0)

        callback.call(package, {
          status: :completed,
          completed: true,
          success: success_status,
          exit_code: exit_status,
          elapsed: elapsed,
          timed_out: process_info[:timeout_triggered],
          interrupted: process_info[:terminated_by] == :interrupt,
          results: results
        }, process_info[:output])
      end

      # Remove from active processes
      @completed << name
    end
  end

  # Remove completed processes
  @completed.each { |name| @processes.delete(name) }
  @completed.clear

  # Start queued processes if we have capacity
  while @processes.size < @max_parallel && !@queue.empty?
    queued = @queue.shift
    start_package(queued[:package], queued[:options], &queued[:callback])
  end
end

#running? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ace/test_runner/suite/process_monitor.rb', line 137

def running?
  !@processes.empty? || !@queue.empty?
end

#start_package(package, test_options, &callback) ⇒ Object 



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# File 'lib/ace/test_runner/suite/process_monitor.rb', line 23

def start_package(package, test_options, &callback)
  # Queue the package if we're at max capacity
  if @processes.size >= @max_parallel
    @queue << {package: package, options: test_options, callback: callback}
    callback.call(package, {status: :waiting}, nil) if callback
    return
  end

  # Build command
  cmd = build_command(package, test_options)

  # Start the process
  # Strip assignment context vars to prevent tests from resolving to wrong assignments
  env = ENV.to_h.merge({
    "ACE_ASSIGN_ID" => nil,
    "ACE_ASSIGN_FORK_ROOT" => nil
  })
  start_time = now
  stdin, stdout, stderr, thread = Open3.popen3(env, *cmd, chdir: package["path"], pgroup: true)

  @processes[package["name"]] = {
    package: package,
    thread: thread,
    stdout: stdout,
    stderr: stderr,
    stdin: stdin,
    start_time: start_time,
    callback: callback,
    output: +"",
    stderr_output: +"",
    report_root: test_options["report_dir"],
    test_count: 0,
    tests_run: 0,
    dots: +"",
    timeout: @package_timeout,
    pid: thread.pid,
    pgid: thread.pid,
    terminating: false,
    timeout_triggered: false,
    terminated_by: nil,
    terminate_at: nil
  }

  # Initial callback
  callback.call(package, {status: :running, start_time: start_time}, nil) if callback
end

#stop_all(reason: :interrupt) ⇒ Object 



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# File 'lib/ace/test_runner/suite/process_monitor.rb', line 141

def stop_all(reason: :interrupt)
  @queue.clear

  @processes.each_value do |process_info|
    terminate_process_group(process_info, signal: "TERM", reason: reason)
  end

  deadline = now + @termination_grace_period
  while @processes.values.any? { |info| info[:thread].alive? } && now < deadline
    sleep 0.05
  end

  @processes.each_value do |process_info|
    next unless process_info[:thread].alive?

    terminate_process_group(process_info, signal: "KILL", reason: reason)
  end

  @processes.each_value do |process_info|
    begin
      Timeout.timeout(0.5) { process_info[:thread].value if process_info[:thread].alive? }
    rescue Timeout::Error, StandardError
      nil
    end

    close_streams(process_info)
  end

  @processes.clear
  @completed.clear
end

#wait_all ⇒ Object 



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# File 'lib/ace/test_runner/suite/process_monitor.rb', line 173

def wait_all
  while running?
    check_processes
    sleep 0.1
  end
end