Create toggle for strict-mode inflate

tests/test_strict_mode.py

@@ -0,0 +1,75 @@
+from dataclasses import dataclass
+
+import pytest
+
+from megasniff import SchemaInflatorGenerator
+from megasniff.exceptions import FieldValidationException
+
+
+def test_global_strict_mode_basic():
+    class A:
+        def __init__(self, a: int):
+            self.a = a
+
+    infl = SchemaInflatorGenerator(strict_mode=True)
+    fn = infl.schema_to_inflator(A)
+    a = fn({'a': 42})
+
+    assert a.a == 42
+
+    with pytest.raises(FieldValidationException):
+        fn({'a': 42.0})
+
+
+def test_global_strict_mode_basic_override():
+    class A:
+        def __init__(self, a: int):
+            self.a = a
+
+    infl = SchemaInflatorGenerator(strict_mode=False)
+    fn = infl.schema_to_inflator(A, strict_mode_override=True)
+    a = fn({'a': 42})
+
+    assert a.a == 42
+
+    with pytest.raises(FieldValidationException):
+        fn({'a': 42.0})
+
+
+def test_global_strict_mode_list():
+    @dataclass
+    class A:
+        a: list[int]
+
+    infl = SchemaInflatorGenerator(strict_mode=True)
+    fn = infl.schema_to_inflator(A)
+    a = fn({'a': [42]})
+
+    assert a.a == [42]
+
+    with pytest.raises(FieldValidationException):
+        fn({'a': [42.0, 42]})
+
+
+def test_global_strict_mode_circular():
+    @dataclass
+    class A:
+        a: list[int]
+
+    @dataclass
+    class B:
+        b: list[A | int]
+
+    infl = SchemaInflatorGenerator(strict_mode=True)
+    fn = infl.schema_to_inflator(B)
+    b = fn({'b': [{'a': []}, 42]})
+
+    assert len(b.b) == 2
+    assert isinstance(b.b[0], A)
+    assert isinstance(b.b[1], int)
+
+    with pytest.raises(FieldValidationException):
+        fn({'b': [42.0]})
+
+    with pytest.raises(FieldValidationException):
+        fn({'b': [{'a': [1.1]}]})