old_contents: from setuptools import setup, find_packages
  
  setup(
      name = "pyzfs",
      version = "0.1",
      packages = find_packages(),
      include_package_data = True,
      install_requires = [
          "cffi",
      ],
      setup_requires = [
          "cffi",
      ],
      zip_safe = False,
  )
  
  # vim: softtabstop=4 tabstop=4 expandtab shiftwidth=4
  
new_contents: from setuptools import setup, find_packages
  
  setup(
      name = "pyzfs",
      version = "0.1",
      packages = find_packages(),
      include_package_data = True,
      install_requires = [
          "cffi",
      ],
      setup_requires = [
          "cffi",
      ],
      zip_safe = False,
      test_suite="libzfs_core.test",
  )
  
  # vim: softtabstop=4 tabstop=4 expandtab shiftwidth=4
  
subject: add test_suite definition