dart-sdk/tests/language/const_functions/const_functions_map_test.dart
Kallen Tu c86af3c39b [analyzer] Refactor visitMethodInvocation in the const evaluator.
Change-Id: I9ae6c17967c98770ed06dead200c8bd87ae7f2a9
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/309829
Reviewed-by: Konstantin Shcheglov <scheglov@google.com>
Commit-Queue: Kallen Tu <kallentu@google.com>
Reviewed-by: Brian Wilkerson <brianwilkerson@google.com>
2023-06-30 18:32:27 +00:00

55 lines
1.6 KiB
Dart

// Copyright (c) 2021, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
// Tests map usage with const functions.
// SharedOptions=--enable-experiment=const-functions
import "package:expect/expect.dart";
const var1 = fn({'key': 'val'}, 'key');
// ^^^^^^^^^^^^^^^^^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_METHOD_INVOCATION
const var2 = fn({'key': 2}, 'key');
// ^^^^^^^^^^^^^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_METHOD_INVOCATION
const var3 = fn({'key': 2}, 'invalid');
// ^^^^^^^^^^^^^^^^^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_METHOD_INVOCATION
const map = {'key1': 2, 'key2': 3, 'key3': 4};
const var4 = fn(map, 'key1');
// ^^^^^^^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_METHOD_INVOCATION
const var5 = fn(map, 'key2');
// ^^^^^^^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_METHOD_INVOCATION
const var6 = fn(map, 'key3');
// ^^^^^^^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_METHOD_INVOCATION
Object? fn(Map<Object, Object> map, Object key) {
return map[key];
}
const var7 = fn2();
// ^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_METHOD_INVOCATION
int? fn2() {
const y = {'key': 2};
return y['key'];
}
void main() {
Expect.equals(var1, 'val');
Expect.equals(var2, 2);
Expect.equals(var3, null);
Expect.equals(var4, 2);
Expect.equals(var5, 3);
Expect.equals(var6, 4);
Expect.equals(var7, 2);
}