test error function

Author: jan-janssen

tests/test_standalone_error.py

@@ -0,0 +1,29 @@
+import os
+import unittest
+from executorlib.standalone.error import backend_write_error_file
+
+
+class TestErrorWriter(unittest.TestCase):
+    def test_backend_write_error_file(self):
+        backend_write_error_file(
+            error=ValueError(),
+            apply_dict={
+                "error_log_file": "error.out",
+                "fn": 1,
+                "args": (1, 2, 3),
+                "kwargs": {"a": 1, "b": 2, "c": 3},
+            }
+        )
+        error_file_content = [
+            'function: 1\n',
+            'args: (1, 2, 3)\n',
+            "kwargs: {'a': 1, 'b': 2, 'c': 3}\n",
+            'ValueError\n'
+        ]
+        with open("error.out", "r") as f:
+            content = f.readlines()
+        self.assertEqual(error_file_content, content)
+
+    def tearDown(self):
+        if os.path.exists("error.out"):
+            os.remove("error.out")