| 42 | immutable_module = dns._immutable_ctx |
| 43 | |
| 44 | def make_classes(self): |
| 45 | class A: |
| 46 | def __init__(self, a, akw=10): |
| 47 | self.a = a |
| 48 | self.akw = akw |
| 49 | |
| 50 | class B(A): |
| 51 | def __init__(self, a, b): |
| 52 | super().__init__(a, akw=20) |
| 53 | self.b = b |
| 54 | |
| 55 | B = self.immutable_module.immutable(B) |
| 56 | |
| 57 | # note C is immutable by inheritance |
| 58 | class C(B): |
| 59 | def __init__(self, a, b, c): |
| 60 | super().__init__(a, b) |
| 61 | self.c = c |
| 62 | |
| 63 | C = self.immutable_module.immutable(C) |
| 64 | |
| 65 | class SA: |
| 66 | __slots__ = ("a", "akw") |
| 67 | |
| 68 | def __init__(self, a, akw=10): |
| 69 | self.a = a |
| 70 | self.akw = akw |
| 71 | |
| 72 | class SB(A): |
| 73 | __slots__ = "b" |
| 74 | |
| 75 | def __init__(self, a, b): |
| 76 | super().__init__(a, akw=20) |
| 77 | self.b = b |
| 78 | |
| 79 | SB = self.immutable_module.immutable(SB) |
| 80 | |
| 81 | # note SC is immutable by inheritance and has no slots of its own |
| 82 | class SC(SB): |
| 83 | def __init__(self, a, b, c): |
| 84 | super().__init__(a, b) |
| 85 | self.c = c |
| 86 | |
| 87 | SC = self.immutable_module.immutable(SC) |
| 88 | |
| 89 | return ((A, B, C), (SA, SB, SC)) |
| 90 | |
| 91 | def test_basic(self): |
| 92 | for A, B, C in self.make_classes(): |