blob: 83c09ca20945db45e7a149d5064a6dcc85b5e7d8 [file] [log] [blame]
// Copyright (c) 2013, 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.
// @dart = 2.9
// Test for conditionals as compile-time constants.
import 'package:expect/expect.dart';
class Marker {
final field;
const Marker(this.field);
}
var var0 = const Marker(0);
var var1 = const Marker(1);
const const0 = const Marker(0);
const const1 = const Marker(1);
const trueConst = true;
const falseConst = false;
var nonConst = true;
const zeroConst = 0;
const cond1 = trueConst ? const0 : const1;
const cond1a = trueConst ? nonConst : const1;
// ^
// [cfe] Constant evaluation error:
// ^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
// [cfe] Not a constant expression.
const cond1b = trueConst ? const0 : nonConst;
// ^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
// [cfe] Not a constant expression.
const cond2 = falseConst ? const0 : const1;
const cond2a = falseConst ? nonConst : const1;
// ^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
// [cfe] Not a constant expression.
const cond2b = falseConst ? const0 : nonConst;
// ^
// [cfe] Constant evaluation error:
// ^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
// [cfe] Not a constant expression.
const cond3 = nonConst ? const0 : const1;
// ^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
// [cfe] Not a constant expression.
// ^
// [cfe] Constant evaluation error:
const cond3a = nonConst ? nonConst : const1;
// ^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
// [cfe] Not a constant expression.
// ^
// [cfe] Constant evaluation error:
// ^
// [cfe] Not a constant expression.
const cond3b = nonConst ? const0 : nonConst;
// ^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_INITIALIZED_WITH_NON_CONSTANT_VALUE
// [cfe] Not a constant expression.
// ^
// [cfe] Constant evaluation error:
// ^
// [cfe] Not a constant expression.
const cond4 = zeroConst ? const0 : const1;
// ^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_TYPE_BOOL
// [cfe] A value of type 'int' can't be assigned to a variable of type 'bool'.
// ^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.NON_BOOL_CONDITION
const cond4a = zeroConst ? nonConst : const1;
// ^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_TYPE_BOOL
// [cfe] A value of type 'int' can't be assigned to a variable of type 'bool'.
// ^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.NON_BOOL_CONDITION
// ^
// [cfe] Not a constant expression.
const cond4b = zeroConst ? const0 : nonConst;
// ^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.CONST_EVAL_TYPE_BOOL
// [cfe] A value of type 'int' can't be assigned to a variable of type 'bool'.
// ^^^^^^^^^
// [analyzer] COMPILE_TIME_ERROR.NON_BOOL_CONDITION
// ^
// [cfe] Not a constant expression.
void main() {
Expect.identical(var0, cond1);
Expect.identical(nonConst, cond1a);
Expect.identical(var0, cond1b);
Expect.identical(var1, cond2);
Expect.identical(var1, cond2a);
Expect.identical(nonConst, cond2b);
Expect.identical(var0, cond3);
Expect.identical(nonConst, cond3a);
Expect.identical(var0, cond3b);
Expect.identical(var1, cond4);
Expect.identical(var1, cond4a);
Expect.identical(nonConst, cond4b);
}