text: from pathlib import Path
  from typing import TYPE_CHECKING
  from typing import Optional
  
  import pytest
  
  from poetry.core.packages.dependency import Dependency
  from poetry.core.packages.file_dependency import FileDependency
  from poetry.core.version.markers import SingleMarker
  
  
  if TYPE_CHECKING:
      from pytest_mock import MockerFixture
  
      from poetry.core.version.markers import BaseMarker
  
  DIST_PATH = Path(__file__).parent.parent / "fixtures" / "distributions"
  TEST_FILE = "demo-0.1.0.tar.gz"
  
  
  def test_file_dependency_wrong_path():
      with pytest.raises(ValueError):
          FileDependency("demo", DIST_PATH / "demo-0.2.0.tar.gz")
  
  
  def test_file_dependency_dir():
      with pytest.raises(ValueError):
          FileDependency("demo", DIST_PATH)
  
  
  def test_default_hash():
      path = DIST_PATH / TEST_FILE
      dep = FileDependency("demo", path)
      SHA_256 = "72e8531e49038c5f9c4a837b088bfcb8011f4a9f76335c8f0654df6ac539b3d6"
      assert dep.hash() == SHA_256
  
  
  try:
      from hashlib import algorithms_guaranteed as ALGORITHMS_GUARANTEED
  except ImportError:
      ALGORITHMS_GUARANTEED = "md5,sha1,sha224,sha256,sha384,sha512".split(",")
  
  
  @pytest.mark.parametrize(
      "hash_name,expected",
      [
          (hash_name, value)
          for hash_name, value in [
              ("sha224", "972d02f36539a98599aed0566bc8aaf3e6701f4e895dd797d8f5248e"),
              (
                  "sha3_512",
                  "c04ee109ae52d6440445e24dbd6d244a1d0f0289ef79cb7ba9bc3c139c0237169af9a8f61cd1cf4fc17f853ddf84f97c475ac5bb6c91a4aff0b825b884d4896c",
              ),
              (
                  "blake2s",
                  "c336ecbc9d867c9d860accfba4c3723c51c4b5c47a1e0a955e1c8df499e36741",
              ),
              (
                  "sha3_384",
                  "d4abb2459941369aabf8880c5287b7eeb80678e14f13c71b9ecf64c772029dc3f93939590bea9ecdb51a1d1a74fefc5a",
              ),
              (
                  "blake2b",
                  "48e70abac547ab38e2330e6e6743a0c0f6274dcaa6df2c98135a78a9dd5b04a072d551fc3851b34da03eb0bf50dd71c7f32a8c36956e99fd6c66491bc7844800",
              ),
              (
                  "sha256",
                  "72e8531e49038c5f9c4a837b088bfcb8011f4a9f76335c8f0654df6ac539b3d6",
              ),
              (
                  "sha512",
                  "e08a00a4b86358e49a318e7e3ba7a3d2fabdd17a2fef95559a0af681ea07ab1296b0b8e11e645297da296290661dc07ae3c8f74eab66bd18a80dce0c0ccb355b",
              ),
              (
                  "sha384",
                  "aa3144e28c6700a83247e8ec8711af5d3f5f75997990d48ec41e66bd275b3d0e19ee6f2fe525a358f874aa717afd06a9",
              ),
              ("sha3_224", "64bfc6e4125b4c6d67fd88ad1c7d1b5c4dc11a1970e433cd576c91d4"),
              ("sha1", "4c057579005ac3e68e951a11ffdc4b27c6ae16af"),
              (
                  "sha3_256",
                  "ba3d2a964b0680b6dc9565a03952e29c294c785d5a2307d3e2d785d73b75ed7e",
              ),
          ]
          if hash_name in ALGORITHMS_GUARANTEED
      ],
  )
  def test_guaranteed_hash(hash_name: str, expected: str):
      path = DIST_PATH / TEST_FILE
      dep = FileDependency("demo", path)
      assert dep.hash(hash_name) == expected
  
  
  def _test_file_dependency_pep_508(
      mocker: "MockerFixture",
      name: str,
      path: Path,
      pep_508_input: str,
      pep_508_output: Optional[str] = None,
      marker: Optional["BaseMarker"] = None,
  ) -> None:
      mocker.patch.object(Path, "exists").return_value = True
      mocker.patch.object(Path, "is_file").return_value = True
  
      dep = Dependency.create_from_pep_508(
          pep_508_input, relative_to=Path(__file__).parent
      )
      if marker:
          dep.marker = marker
  
      assert dep.is_file()
      assert dep.name == name
      assert dep.path == path
      assert dep.to_pep_508() == pep_508_output or pep_508_input
  
  
  def test_file_dependency_pep_508_local_file_absolute(mocker: "MockerFixture"):
      path = DIST_PATH / "demo-0.2.0.tar.gz"
      requirement = f"demo @ file://{path.as_posix()}"
      _test_file_dependency_pep_508(mocker, "demo", path, requirement)
  
      requirement = f"demo @ {path}"
      _test_file_dependency_pep_508(mocker, "demo", path, requirement)
  
  
  def test_file_dependency_pep_508_local_file_localhost(mocker: "MockerFixture"):
      path = DIST_PATH / "demo-0.2.0.tar.gz"
      requirement = f"demo @ file://localhost{path.as_posix()}"
      requirement_expected = f"demo @ file://{path.as_posix()}"
      _test_file_dependency_pep_508(
          mocker, "demo", path, requirement, requirement_expected
      )
  
  
  def test_file_dependency_pep_508_local_file_relative_path(mocker: "MockerFixture"):
      path = Path("..") / "fixtures" / "distributions" / "demo-0.2.0.tar.gz"
  
      with pytest.raises(ValueError):
          requirement = f"demo @ file://{path.as_posix()}"
          _test_file_dependency_pep_508(mocker, "demo", path, requirement)
  
      requirement = f"demo @ {path}"
      _test_file_dependency_pep_508(mocker, "demo", path, requirement)
  
  
  def test_absolute_file_dependency_to_pep_508_with_marker(mocker: "MockerFixture"):
      wheel = "demo-0.1.0-py2.py3-none-any.whl"
  
      abs_path = DIST_PATH / wheel
      requirement = f'demo @ file://{abs_path.as_posix()} ; sys_platform == "linux"'
      _test_file_dependency_pep_508(
          mocker,
          "demo",
          abs_path,
          requirement,
          marker=SingleMarker("sys.platform", "linux"),
      )
  
  
  def test_relative_file_dependency_to_pep_508_with_marker(mocker: "MockerFixture"):
      wheel = "demo-0.1.0-py2.py3-none-any.whl"
  
      rel_path = Path("..") / "fixtures" / "distributions" / wheel
      requirement = f'demo @ {rel_path.as_posix()} ; sys_platform == "linux"'
      _test_file_dependency_pep_508(
          mocker,
          "demo",
          rel_path,
          requirement,
          marker=SingleMarker("sys.platform", "linux"),
      )
  