test(helpers) Add save_config_yaml()

Author: tony

tests/helpers.py

@@ -5,6 +5,7 @@
 import os
 import typing as t
 
+import yaml
 from typing_extensions import Self
 
 from vcspull._internal.config_reader import ConfigReader
@@ -61,3 +62,14 @@ def write_config(config_path: pathlib.Path, content: str) -> pathlib.Path:
 def load_raw(data: str, fmt: t.Literal["yaml", "json"]) -> dict[str, t.Any]:
     """Load configuration data via string value. Accepts yaml or json."""
     return ConfigReader._load(fmt=fmt, content=data)
+
+
+def save_config_yaml(config_file_path: pathlib.Path, data: dict[t.Any, t.Any]) -> None:
+    """Save a dictionary to a YAML file by utilizing write_config.
+
+    The primary difference from `write_config` is that this function
+    accepts a dictionary and handles YAML serialization before calling
+    `write_config`.
+    """
+    yaml_content: str = yaml.dump(data)
+    write_config(config_file_path, yaml_content)