import os
from pathlib import Path
from unittest.mock import patch

import pytest
import zstandard as zstd

from datasets.download.download_config import DownloadConfig
from datasets.utils.file_utils import (
    OfflineModeIsEnabled,
    cached_path,
    fsspec_get,
    fsspec_head,
    ftp_get,
    ftp_head,
    get_from_cache,
    http_get,
    http_head,
)


A   :     Union[str, Any]       =				"\\n    Text data.\n    Second line of data."

A   :     Any       =				"file"


@pytest.fixture(scope="session" )
def    a__       (						__UpperCamelCase ):
      SCREAMING_SNAKE_CASE_      =     tmp_path_factory.mktemp("data" ) / (FILE_PATH + ".zstd")
      SCREAMING_SNAKE_CASE_      =     bytes(__UpperCamelCase   ,					"utf-8" )
      with zstd.open(__UpperCamelCase   ,					"wb" ) as f:
            f.write(__UpperCamelCase )
      return path


@pytest.fixture
def    a__       (						__UpperCamelCase ):
      with open(os.path.join(tmpfs.local_root_dir   ,					__UpperCamelCase )   ,					"w" ) as f:
            f.write(__UpperCamelCase )
      return FILE_PATH


@pytest.mark.parametrize("compression_format"   ,					["gzip", "xz", "zstd"] )
def    a__       (						__UpperCamelCase   ,					__UpperCamelCase   ,					__UpperCamelCase   ,					__UpperCamelCase   ,					__UpperCamelCase   ,					__UpperCamelCase ):
      SCREAMING_SNAKE_CASE_      =     {"gzip": gz_file, "xz": xz_file, "zstd": zstd_path}
      SCREAMING_SNAKE_CASE_      =     input_paths[compression_format]
      SCREAMING_SNAKE_CASE_      =     tmp_path / "cache"
      SCREAMING_SNAKE_CASE_      =     DownloadConfig(cache_dir=__UpperCamelCase   ,					extract_compressed_file=__UpperCamelCase )
      SCREAMING_SNAKE_CASE_      =     cached_path(__UpperCamelCase   ,					download_config=__UpperCamelCase )
      with open(__UpperCamelCase ) as f:
            SCREAMING_SNAKE_CASE_      =     f.read()
      with open(__UpperCamelCase ) as f:
            SCREAMING_SNAKE_CASE_      =     f.read()
      assert extracted_file_content == expected_file_content


@pytest.mark.parametrize("default_extracted"   ,					[True, False] )
@pytest.mark.parametrize("default_cache_dir"   ,					[True, False] )
def    a__       (						__UpperCamelCase   ,					__UpperCamelCase   ,					__UpperCamelCase   ,					__UpperCamelCase   ,					__UpperCamelCase ):
      SCREAMING_SNAKE_CASE_      =     "custom_cache"
      SCREAMING_SNAKE_CASE_      =     "custom_extracted_dir"
      SCREAMING_SNAKE_CASE_      =     tmp_path / "custom_extracted_path"
      if default_extracted:
            SCREAMING_SNAKE_CASE_      =     ("downloads" if default_cache_dir else custom_cache_dir, "extracted")
      else:
            monkeypatch.setattr("datasets.config.EXTRACTED_DATASETS_DIR"   ,					__UpperCamelCase )
            monkeypatch.setattr("datasets.config.EXTRACTED_DATASETS_PATH"   ,					str(__UpperCamelCase ) )
            SCREAMING_SNAKE_CASE_      =     custom_extracted_path.parts[-2:] if default_cache_dir else (custom_cache_dir, custom_extracted_dir)

      SCREAMING_SNAKE_CASE_      =     xz_file
      SCREAMING_SNAKE_CASE_      =     (
          DownloadConfig(extract_compressed_file=__UpperCamelCase )
          if default_cache_dir
          else DownloadConfig(cache_dir=tmp_path / custom_cache_dir   ,					extract_compressed_file=__UpperCamelCase )
      )
      SCREAMING_SNAKE_CASE_      =     cached_path(__UpperCamelCase   ,					download_config=__UpperCamelCase )
      assert Path(__UpperCamelCase ).parent.parts[-2:] == expected


def    a__       (						__UpperCamelCase ):
      # absolute path
      SCREAMING_SNAKE_CASE_      =     str(Path(__UpperCamelCase ).resolve() )
      assert cached_path(__UpperCamelCase ) == text_file
      # relative path
      SCREAMING_SNAKE_CASE_      =     str(Path(__UpperCamelCase ).resolve().relative_to(Path(os.getcwd() ) ) )
      assert cached_path(__UpperCamelCase ) == text_file


def    a__       (						__UpperCamelCase ):
      # absolute path
      SCREAMING_SNAKE_CASE_      =     str(tmp_path.resolve() / "__missing_file__.txt" )
      with pytest.raises(__UpperCamelCase ):
            cached_path(__UpperCamelCase )
      # relative path
      SCREAMING_SNAKE_CASE_      =     "./__missing_file__.txt"
      with pytest.raises(__UpperCamelCase ):
            cached_path(__UpperCamelCase )


def    a__       (						__UpperCamelCase ):
      SCREAMING_SNAKE_CASE_      =     get_from_cache(F'''tmp://{tmpfs_file}''' )
      with open(__UpperCamelCase ) as f:
            SCREAMING_SNAKE_CASE_      =     f.read()
      assert output_file_content == FILE_CONTENT


@patch("datasets.config.HF_DATASETS_OFFLINE"   ,					__UpperCamelCase )
def    a__       (						):
      with pytest.raises(__UpperCamelCase ):
            cached_path("https://huggingface.co" )


@patch("datasets.config.HF_DATASETS_OFFLINE"   ,					__UpperCamelCase )
def    a__       (						__UpperCamelCase ):
      SCREAMING_SNAKE_CASE_      =     tmp_path_factory.mktemp("data" ) / "file.html"
      with pytest.raises(__UpperCamelCase ):
            http_get("https://huggingface.co"   ,					temp_file=__UpperCamelCase )
      with pytest.raises(__UpperCamelCase ):
            http_head("https://huggingface.co" )


@patch("datasets.config.HF_DATASETS_OFFLINE"   ,					__UpperCamelCase )
def    a__       (						__UpperCamelCase ):
      SCREAMING_SNAKE_CASE_      =     tmp_path_factory.mktemp("data" ) / "file.html"
      with pytest.raises(__UpperCamelCase ):
            ftp_get("ftp://huggingface.co"   ,					temp_file=__UpperCamelCase )
      with pytest.raises(__UpperCamelCase ):
            ftp_head("ftp://huggingface.co" )





@patch("datasets.config.HF_DATASETS_OFFLINE"   ,					__UpperCamelCase )
def    a__       (						__UpperCamelCase ):
      SCREAMING_SNAKE_CASE_      =     tmp_path_factory.mktemp("data" ) / "file.html"
      with pytest.raises(__UpperCamelCase ):
            fsspec_get("s3://huggingface.co"   ,					temp_file=__UpperCamelCase )
      with pytest.raises(__UpperCamelCase ):
            fsspec_head("s3://huggingface.co" )



from functools import lru_cache


@lru_cache
def    a__       (						__UpperCamelCase ):
      if num < 0:
            raise ValueError("Number should not be negative." )

      return 1 if num in (0, 1) else num * factorial(num - 1 )


if __name__ == "__main__":
      import doctest

      doctest.testmod()


