Allow constructing iflators for dict->tuple for further args unwrap

tests/test_tuple_inflate.py

@@ -0,0 +1,27 @@
+from __future__ import annotations
+from dataclasses import dataclass
+from typing import Optional
+
+from src.megasniff.utils import TupleSchemaItem
+from src.megasniff import SchemaInflatorGenerator
+
+
+def test_basic_tuple():
+    infl = SchemaInflatorGenerator()
+
+    fn = infl.schema_to_inflator({'a': int, 'b': float, 'c': str, 'd': list[int]})
+    a = fn({'a': 42, 'b': 1.1, 'c': 123, 'd': []})
+
+    assert a[0] == 42
+
+    fn = infl.schema_to_inflator((('a', int), ('b', list[int])))
+    a = fn({'a': 42, 'b': ['1']})
+
+    assert a[1][0] == 1
+
+    fn = infl.schema_to_inflator(
+        (('a', int), TupleSchemaItem(Optional[list[int]], key_name='b', has_default=True, default=None)))
+    a = fn({'a': 42})
+
+    assert a[1] is None
+    assert a[0] == 42