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0eb13c95ac
The "@compile-error" comment is an old not-great way of defining static error tests. See: https://github.com/dart-lang/sdk/issues/45634 Change-Id: I42d3712f2f75f66e7ecae19f740de16f6025b41d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/296120 Commit-Queue: Bob Nystrom <rnystrom@google.com> Reviewed-by: Leaf Petersen <leafp@google.com>
57 lines
1.7 KiB
Dart
57 lines
1.7 KiB
Dart
// Copyright (c) 2011, 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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import "package:expect/expect.dart";
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/**
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* Verify static compilation errors on strings and lists.
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*/
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class CoreStaticTypesTest {
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static testMain() {
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testStringOperators();
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testStringMethods();
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testListOperators();
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}
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static testStringOperators() {
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var q = "abcdef";
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q['hello'];
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//^^^^^^^
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// [analyzer] COMPILE_TIME_ERROR.ARGUMENT_TYPE_NOT_ASSIGNABLE
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// [cfe] A value of type 'String' can't be assigned to a variable of type 'int'.
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q[0] = 'x';
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// ^^^
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// [analyzer] COMPILE_TIME_ERROR.UNDEFINED_OPERATOR
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// [cfe] The operator '[]=' isn't defined for the class 'String'.
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}
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static testStringMethods() {
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var s = "abcdef";
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s.startsWith(1);
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// ^
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// [analyzer] COMPILE_TIME_ERROR.ARGUMENT_TYPE_NOT_ASSIGNABLE
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// [cfe] The argument type 'int' can't be assigned to the parameter type 'Pattern'.
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s.endsWith(1);
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// ^
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// [analyzer] COMPILE_TIME_ERROR.ARGUMENT_TYPE_NOT_ASSIGNABLE
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// [cfe] The argument type 'int' can't be assigned to the parameter type 'String'.
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}
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static testListOperators() {
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var a = [1, 2, 3, 4];
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a['0'];
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//^^^
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// [analyzer] COMPILE_TIME_ERROR.ARGUMENT_TYPE_NOT_ASSIGNABLE
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// [cfe] A value of type 'String' can't be assigned to a variable of type 'int'.
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a['0'] = 99;
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//^^^
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// [analyzer] COMPILE_TIME_ERROR.ARGUMENT_TYPE_NOT_ASSIGNABLE
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// [cfe] A value of type 'String' can't be assigned to a variable of type 'int'.
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}
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}
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main() {
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CoreStaticTypesTest.testMain();
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}
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