MK8S-184 - Add a mock for Salt cp.get_file_str

Author: ChengYanJin

salt/tests/unit/formulas/fixtures/salt.py

@@ -412,6 +412,17 @@ def slsutil_renderer(salt_mock: SaltMock, source: str, **_kwargs: Any) -> Any:
 register_basic("file.find")(MagicMock(return_value=[]))
 register_basic("file.join")(lambda *args: "/".join(args))
 register_basic("file.read")(MagicMock(return_value="<file contents>"))
+
+
+@register_basic("cp.get_file_str")
+def cp_get_file_str(source: str, **_kwargs: Any) -> str:
+    """Read the relevant file directly from local sources."""
+    assert source.startswith("salt://")
+    path = paths.SALT_DIR / source[len("salt://") :]
+    with path.open("r") as src_file:
+        return src_file.read()
+
+
 register_basic("hashutil.base64_b64decode")(lambda input_data: input_data)
 register_basic("hashutil.base64_encodefile")(
     MagicMock(return_value="<b64-encoded data>")