# frozen_string_literal: true

require 'spec_helper'

RSpec.describe Benchmark::Memory::Job::Task do
  describe '.new' do
    it 'raises an ArgumentError when the action is not a callable' do
      expect do
        described_class.new('label', nil)
      end.to raise_error(ArgumentError)
    end
  end

  describe '#call' do
    it 'returns a measurement of the memory usage in the action' do
      action = -> {}
      entry = described_class.new('empty proc', action)

      expect(entry.call).to be_a Benchmark::Memory::Measurement
    end
  end
end