Class: Minitest::Queue::LazyTestDiscovery

Inherits:
Object
  • Object
show all
Defined in:
lib/minitest/queue/lazy_test_discovery.rb

Instance Method Summary collapse

Constructor Details

#initialize(loader:, resolver:) ⇒ LazyTestDiscovery

Returns a new instance of LazyTestDiscovery.



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# File 'lib/minitest/queue/lazy_test_discovery.rb', line 9

def initialize(loader:, resolver:)
  @loader = loader
  @resolver = resolver
end

Instance Method Details

#each_test(files) ⇒ Object 



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# File 'lib/minitest/queue/lazy_test_discovery.rb', line 22

def each_test(files)
  discovery_start = Process.clock_gettime(Process::CLOCK_MONOTONIC)
  total_files = 0
  new_runnable_files = 0
  reopened_files = 0
  reopened_candidates = 0
  reopened_scan_time = 0.0

  seen = Set.new
  runnables = Minitest::Test.runnables
  known_count = runnables.size
  by_full_name = {}
  by_short_name = Hash.new { |h, k| h[k] = [] }
  index_runnables(runnables, by_full_name, by_short_name)

  files.each do |file|
    total_files += 1
    file_path = File.expand_path(file)
    begin
      @loader.load_file(file_path)
    rescue CI::Queue::FileLoadError => error
      method_name = "load_file_#{Zlib.crc32(file_path).to_s(16)}"
      class_name = "CIQueue::FileLoadError"
      test_id = "#{class_name}##{method_name}"
      entry = CI::Queue::QueueEntry.format(
        test_id,
        CI::Queue::QueueEntry.encode_load_error(file_path, error),
      )
      yield Minitest::Queue::LazySingleExample.new(
        class_name,
        method_name,
        file_path,
        loader: @loader,
        resolver: @resolver,
        load_error: error,
        queue_entry: entry,
      )
      next
    end

    runnables = Minitest::Test.runnables
    candidates = []
    if runnables.size > known_count
      new_runnables = runnables[known_count..]
      known_count = runnables.size
      index_runnables(new_runnables, by_full_name, by_short_name)
      candidates.concat(new_runnables)
      new_runnable_files += 1
    else
      # Re-opened classes do not increase runnables size. In that case, map
      # declared class names in the file to known runnables directly.
      reopened_start = Process.clock_gettime(Process::CLOCK_MONOTONIC)
      reopened = reopened_runnables_for_file(file_path, by_full_name, by_short_name)
      reopened_scan_time += Process.clock_gettime(Process::CLOCK_MONOTONIC) - reopened_start
      unless reopened.empty?
        reopened_files += 1
        reopened_candidates += reopened.size
      end
      candidates.concat(reopened)
    end

    enqueue_discovered_tests(candidates.uniq, file_path, seen) do |test|
      yield test
    end
  end
ensure
  debug_discovery_profile(
    discovery_start: discovery_start,
    total_files: total_files,
    new_runnable_files: new_runnable_files,
    reopened_files: reopened_files,
    reopened_candidates: reopened_candidates,
    reopened_scan_time: reopened_scan_time,
  )
end

#enumerator(files) ⇒ Object 



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# File 'lib/minitest/queue/lazy_test_discovery.rb', line 14

def enumerator(files)
  Enumerator.new do |yielder|
    each_test(files) do |test|
      yielder << test
    end
  end
end