path: local: str return full path on value error

tests/conftest.py

@@ -97,3 +97,36 @@ def ssh(ssh_server):
         port=ssh_server.port,
         key_filename=key_path,
     )
+
+
+@pytest.fixture
+def temporary_windows_drive(repo_dir):
+    import string
+    import win32api
+    from ctypes import windll
+    from win32con import DDD_REMOVE_DEFINITION
+
+    drives = [
+        s[0].upper()
+        for s in win32api.GetLogicalDriveStrings().split("\000")
+        if len(s) > 0
+    ]
+
+    new_drive_name = [
+        letter for letter in string.ascii_uppercase if letter not in drives
+    ][0]
+    new_drive = "{}:".format(new_drive_name)
+
+    target_path = repo_dir.mkdtemp()
+
+    set_up_result = windll.kernel32.DefineDosDeviceW(0, new_drive, target_path)
+    if set_up_result == 0:
+        raise RuntimeError("Failed to mount windows drive!")
+
+    yield new_drive
+
+    tear_down_result = windll.kernel32.DefineDosDeviceW(
+        DDD_REMOVE_DEFINITION, new_drive, target_path
+    )
+    if tear_down_result == 0:
+        raise RuntimeError("Could not unmount windows drive!")