tests/infra/test_utils.py

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# This module contains tests for some of the tests/util code.

from tests.util.filesystem_utils import prepend_with_fs

def test_filesystem_utils():
  # Verify that empty FS prefix gives back the same path.
  path = "/fake-warehouse"
  assert prepend_with_fs("", path) == path

  # Verify that prepend_with_fs() is idempotent.
  fs = "fakeFs://bucket"
  path = "/fake-warehouse"
  assert prepend_with_fs(fs, path) == fs + path
  assert prepend_with_fs(fs, prepend_with_fs(fs, path)) == fs + path