Test sort_kwargs function

Author: bogdandm

rest_client_gen/models/attr.py

@@ -67,7 +67,7 @@ def decorators(self) -> List[str]:
         """
         :return: List of decorators code (without @)
         """
-        return [self.ATTRS.render(kwargs=sort_kwargs(self.attrs_kwargs))]
+        return [self.ATTRS.render(kwargs=self.attrs_kwargs)]
 
     def field_data(self, name: str, meta: MetaData, optional: bool) -> Tuple[ImportPathList, dict]:
         """

test/test_code_generation/test_attrs_generation.py

@@ -4,11 +4,31 @@
 
 from rest_client_gen.dynamic_typing import (DList, DOptional, FloatString, IntString, ModelMeta, compile_imports)
 from rest_client_gen.models import sort_fields
-from rest_client_gen.models.attr import AttrsModelCodeGenerator, METADATA_FIELD_NAME
+from rest_client_gen.models.attr import AttrsModelCodeGenerator, METADATA_FIELD_NAME, sort_kwargs
 from rest_client_gen.models.base import generate_code
 from test.test_code_generation.test_models_code_generator import model_factory, trim
 
 
+def test_attrib_kwargs_sort():
+    sorted_kwargs = sort_kwargs(dict(
+        y=2,
+        metadata='b',
+        converter='a',
+        default=None,
+        x=1,
+    ))
+    expected = ['default', 'converter', 'y', 'x', 'metadata']
+    for k1, k2 in zip(sorted_kwargs.keys(), expected):
+        assert k1 == k2
+    try:
+        sort_kwargs({}, ['wrong_char'])
+    except ValueError as e:
+        assert e.args[0].endswith('wrong_char')
+    else:
+        assert 0, "XPass"
+
+
+
 def field_meta(original_name):
     return f"metadata={{'{METADATA_FIELD_NAME}': '{original_name}'}}"