Use deduced_required value for config.push

configsuite/config.py

@@ -89,6 +89,7 @@ def __init__(
         self._valid = True
         self._errors = ()
         self._snapshot = None
+        self._deduce_required = deduce_required
 
         self._cached_merged_config = self._build_merged_config()
         if self._readable:
@@ -158,6 +159,7 @@ def push(self, raw_config):
             layers=self._layers,
             extract_validation_context=self._extract_validation_context,
             extract_transformation_context=self._extract_transformation_context,
+            deduce_required=self._deduce_required,
         )
 
     @property

tests/data/__init__.py

@@ -28,3 +28,4 @@
 from . import numbers
 from . import special_numbers
 from . import car
+from . import required

tests/data/required.py

@@ -0,0 +1,31 @@
+"""Copyright 2019 Equinor ASA and The Netherlands Organisation for
+Applied Scientific Research TNO.
+
+Licensed under the MIT license.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the conditions stated in the LICENSE file in the project root for
+details.
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+"""
+
+
+from configsuite import MetaKeys as MK
+from configsuite import types
+
+
+def build_schema():
+    return {
+        MK.Type: types.NamedDict,
+        MK.Content: {
+            "not_required": {MK.Type: types.Integer, MK.AllowNone: True},
+            "a_required_string": {MK.Type: types.String,},
+        },
+    }

tests/test_push_deduced_required.py

@@ -0,0 +1,42 @@
+"""Copyright 2019 Equinor ASA and The Netherlands Organisation for
+Applied Scientific Research TNO.
+
+Licensed under the MIT license.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the conditions stated in the LICENSE file in the project root for
+details.
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+"""
+
+import unittest
+
+import configsuite
+
+from . import data
+
+
+class TestPush(unittest.TestCase):
+    def assertEqualSnapshots(self, first, second):
+        self.assertEqual(first.heroes, second.heroes)
+        self.assertEqual(sorted(first.villains), sorted(second.villains))
+
+    def test_push_deduced_required(self):
+        schema = data.required.build_schema()
+
+        heroes = {"a_required_string": "a_string"}
+
+        basic_config = configsuite.ConfigSuite(heroes, schema, deduce_required=True)
+        self.assertTrue(basic_config.valid)
+
+        basic_config = basic_config.push({"not_required": 10})
+        self.assertTrue(basic_config.valid)
+
+        self.assertTrue(basic_config._deduce_required)