Lasse R.H. Nielsen
d352bc28b8
Since the flag is now enabled by default, there should be no mention of it. There are still some uses in front_end/testcases that are not just removable (it also uses `no-non-nullable`). There migth be more uses that are not as easily found as grepping for `--enable-experiment Removes two VM tests where fixing them meant they were just duplicating the corresponding non *_2/ tests. Fixes #44941 TEST= Large number of tests chaged.=(no-)?non-nullable`. Change-Id: Ief755981ccde9a5482fcdf408c2929c74433a710 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/183688 Commit-Queue: Lasse R.H. Nielsen <lrn@google.com> Reviewed-by: Nate Bosch <nbosch@google.com>
69 lines
2.0 KiB
Dart
69 lines
2.0 KiB
Dart
// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// VMOptions=--optimization_counter_threshold=10
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import 'package:expect/expect.dart';
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int initCalls = 0;
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int init() {
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++initCalls;
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return 123;
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}
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class Base {
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late final int fieldWithInit;
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}
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class A extends Base {
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late final int fieldWithInit = init();
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int get superFieldWithInit => super.fieldWithInit;
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}
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class B {
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late final int fieldWithNoInit;
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}
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main() {
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for (int i = 0; i < 20; ++i) {
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Base a = A();
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Expect.equals(0, initCalls);
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Expect.equals(123, a.fieldWithInit);
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Expect.equals(1, initCalls);
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Expect.equals(123, a.fieldWithInit);
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Expect.equals(1, initCalls);
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// Setting Base.fieldWithInit once is ok but causes no calls to init().
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a.fieldWithInit = 456;
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Expect.equals(456, (a as A).superFieldWithInit);
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Expect.equals(123, a.fieldWithInit);
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Expect.equals(1, initCalls);
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// Setting Base.fieldWithInit twice throws an error.
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Expect.throws<Error>(() => {a.fieldWithInit = 789});
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Expect.equals(1, initCalls);
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Expect.equals(123, a.fieldWithInit);
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Expect.equals(1, initCalls);
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initCalls = 0;
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Base a2 = A();
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Expect.equals(0, initCalls);
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// Setting Base.fieldWithInit once is ok but causes no calls to init().
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a2.fieldWithInit = 456;
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Expect.equals(456, (a as A).superFieldWithInit);
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Expect.equals(0, initCalls);
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// Setting Base.fieldWithInit twice throws an error.
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Expect.throws<Error>(() => {a2.fieldWithInit = 789});
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Expect.equals(0, initCalls);
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Expect.equals(123, a2.fieldWithInit);
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Expect.equals(456, (a as A).superFieldWithInit);
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Expect.equals(1, initCalls);
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B b = B();
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Expect.throws<Error>(() => b.fieldWithNoInit);
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b.fieldWithNoInit = 123;
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Expect.equals(123, b.fieldWithNoInit);
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Expect.throws<Error>(() => {b.fieldWithNoInit = 456});
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Expect.equals(123, b.fieldWithNoInit);
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initCalls = 0;
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}
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}
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