Add test cases

Author: ilevkivskyi

test-data/unit/check-dataclasses.test

@@ -2647,3 +2647,22 @@ User("", 0)  # E: Too many positional arguments for "User"
 User("", id=0)
 User("", name="")  # E: "User" gets multiple values for keyword argument "name"
 [builtins fixtures/tuple.pyi]
+
+[case testDataclassDefaultFactoryTypedDict]
+from dataclasses import dataclass, field
+from mypy_extensions import TypedDict
+
+class Person(TypedDict, total=False):
+    name: str
+
+@dataclass
+class Job:
+    person: Person = field(default_factory=Person)
+
+class PersonBad(TypedDict):
+    name: str
+
+@dataclass
+class JobBad:
+    person: PersonBad = field(default_factory=PersonBad)  # E: Argument "default_factory" to "field" has incompatible type "type[PersonBad]"; expected "Callable[[], PersonBad]"
+[builtins fixtures/dict.pyi]

test-data/unit/check-typeddict.test

@@ -4258,3 +4258,17 @@ e1: E = {"x": 0, "y": "a"}
 e2: E = {"x": "no", "y": "a"}
 [builtins fixtures/dict.pyi]
 [typing fixtures/typing-typeddict.pyi]
+
+[case testTypedDictAliasAsInstanceAttribute]
+from typing import TypedDict
+
+class Dicts:
+    class TF(TypedDict, total=False):
+        user_id: int
+    TotalFalse = TF
+
+dicts = Dicts()
+reveal_type(dicts.TF)  # N: Revealed type is "def (*, user_id: builtins.int =) -> TypedDict('__main__.Dicts.TF', {'user_id'?: builtins.int})"
+reveal_type(dicts.TotalFalse)  # N: Revealed type is "def (*, user_id: builtins.int =) -> TypedDict('__main__.Dicts.TF', {'user_id'?: builtins.int})"
+[builtins fixtures/dict.pyi]
+[typing fixtures/typing-typeddict.pyi]