text: import pytest
  
  from dvc.config import ConfigError
  from dvc.remote.s3 import RemoteS3
  
  
  bucket_name = "bucket-name"
  prefix = "some/prefix"
  url = "s3://{}/{}".format(bucket_name, prefix)
  
  
  @pytest.fixture(autouse=True)
  def grants():
      return {
          "grant_read": "id=read-permission-id,id=other-read-permission-id",
          "grant_read_acp": "id=read-acp-permission-id",
          "grant_write_acp": "id=write-acp-permission-id",
          "grant_full_control": "id=full-control-permission-id",
      }
  
  
  def test_init():
      config = {"url": url}
      remote = RemoteS3(None, config)
  
      assert remote.path_info == url
  
  
  def test_grants():
      config = {
          "url": url,
          "grant_read": "id=read-permission-id,id=other-read-permission-id",
          "grant_read_acp": "id=read-acp-permission-id",
          "grant_write_acp": "id=write-acp-permission-id",
          "grant_full_control": "id=full-control-permission-id",
      }
      remote = RemoteS3(None, config)
  
      assert (
          remote.extra_args["GrantRead"]
          == "id=read-permission-id,id=other-read-permission-id"
      )
      assert remote.extra_args["GrantReadACP"] == "id=read-acp-permission-id"
      assert remote.extra_args["GrantWriteACP"] == "id=write-acp-permission-id"
      assert (
          remote.extra_args["GrantFullControl"]
          == "id=full-control-permission-id"
      )
  
  
  def test_grants_mutually_exclusive_acl_error(grants):
      for grant_option, grant_value in grants.items():
          config = {"url": url, "acl": "public-read", grant_option: grant_value}
  
          with pytest.raises(ConfigError):
              RemoteS3(None, config)
  