Class: TestBench::DetectCoverage

Inherits:
Object
  • Object
show all
Defined in:
lib/test_bench/detect_coverage/trace.rb,
lib/test_bench/detect_coverage/detect_coverage.rb,
lib/test_bench/detect_coverage/controls/receiver.rb

Defined Under Namespace

Modules: Controls Classes: Invocation, Output, Trace

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(paths, run_arguments) ⇒ DetectCoverage

Returns a new instance of DetectCoverage.



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# File 'lib/test_bench/detect_coverage/detect_coverage.rb', line 6

def initialize(paths, run_arguments)
  @paths = paths
  @run_arguments = run_arguments
end

Instance Attribute Details

#paths ⇒ Object (readonly)

Returns the value of attribute paths.



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# File 'lib/test_bench/detect_coverage/detect_coverage.rb', line 3

def paths
  @paths
end

#run_arguments ⇒ Object (readonly)

Returns the value of attribute run_arguments.



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# File 'lib/test_bench/detect_coverage/detect_coverage.rb', line 4

def run_arguments
  @run_arguments
end

Class Method Details

.build(path, *additional_paths, **run_arguments) ⇒ Object 



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# File 'lib/test_bench/detect_coverage/detect_coverage.rb', line 11

def self.build(path, *additional_paths, **run_arguments)
  paths = [path, *additional_paths]

  new(paths, run_arguments)
end

.call(path, *additional_paths, **run_arguments, &block) ⇒ Object 



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# File 'lib/test_bench/detect_coverage/detect_coverage.rb', line 17

def self.call(path, *additional_paths, **run_arguments, &block)
  instance = build(path, *additional_paths, **run_arguments)
  instance.(&block)
end

Instance Method Details

#call(&block) ⇒ Object 



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# File 'lib/test_bench/detect_coverage/detect_coverage.rb', line 22

def call(&block)
  reader, writer = IO.pipe

  child_process = fork do
    reader.close

    output = Output.new

    session = TestBench::Session.build(output:)

    TestBench::Run.(session: session, **run_arguments) do |run|
      actuator = proc {
        paths.each do |path|
          run.path(path)
        end
      }

      Trace.(actuator) do |method_specifier|
        if method_specifier.start_with?(TestBench::DetectCoverage.name)
          next
        end

        test_file = output.current_test_file

        text = [
          method_specifier,
          test_file
        ].join("\t")

        writer.puts(text)
      end

      writer.puts

    ensure
      writer.close
    end
  end

  writer.close

  until reader.eof?
    text = reader.gets.chomp

    break if text.empty?

    method_specifier, test_file = text.split("\t", 2)

    invocation = Invocation.new(method_specifier, test_file)

    block.(invocation)
  end

  Process.wait(child_process)
end