Add bfxapi/tests/test_labeler.py unit test.

bfxapi/tests/__init__.py

@@ -1,6 +1,7 @@
 import unittest
 from .test_rest_serializers_and_types import TestRestSerializersAndTypes
 from .test_websocket_serializers_and_types import TestWebsocketSerializersAndTypes
+from .test_labeler import TestLabeler
 
 NAME = "tests"
 
@@ -8,6 +9,7 @@ def suite():
     return unittest.TestSuite([
         unittest.makeSuite(TestRestSerializersAndTypes),
         unittest.makeSuite(TestWebsocketSerializersAndTypes),
+        unittest.makeSuite(TestLabeler),
     ])
     
 if __name__ == "__main__":

bfxapi/tests/test_labeler.py

@@ -0,0 +1,24 @@
+import unittest
+
+from dataclasses import dataclass
+from ..exceptions import LabelerSerializerException
+from ..labeler import _Type, generate_labeler_serializer, generate_recursive_serializer
+
+class TestLabeler(unittest.TestCase):
+    def test_generate_labeler_serializer(self):
+        @dataclass
+        class Test(_Type):
+            A: int
+            B: float
+            C: str
+
+        labels = [ "A", "_PLACEHOLDER", "B", "_PLACEHOLDER", "C" ]
+
+        serializer = generate_labeler_serializer("Test", Test, labels)
+
+        self.assertEqual(serializer.parse(5, None, 65.0, None, "X"), Test(5, 65.0, "X"))
+        self.assertRaises(LabelerSerializerException, serializer.parse, 5, 65.0, "X")
+        self.assertListEqual(serializer.get_labels(), [ "A", "B", "C" ])
+
+if __name__ == "__main__":
+    unittest.main()