Joshua Litt
20faaa5d94
Change-Id: Ib18f554c1076f27a3f7c0df5a36410da41a1f467 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/148784 Reviewed-by: Paul Berry <paulberry@google.com> Reviewed-by: Sigmund Cherem <sigmund@google.com>
53 lines
1.4 KiB
Dart
53 lines
1.4 KiB
Dart
// Copyright (c) 2018, 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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// @dart = 2.7
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/// This file contains tests of assertions when assertions are _enabled_. The
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/// file 'assert_message_throw.dart' contains similar tests for when assertions
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/// are _disabled_.
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/*member: main:[null]*/
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main(/*[null|subclass=Object]*/ args) {
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test0();
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test1(args == null);
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test2(args == null);
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test3(args);
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}
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// Check that `throw` in the message is handled conditionally.
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/*member: test0:Container([exact=JSExtendableArray], element: [empty], length: 0)*/
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test0() {
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assert(true, throw "unreachable");
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var list = [];
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return list;
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}
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// Check that side-effects of the assert message is not included after the
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// assert.
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/*member: test1:[null]*/
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test1(/*[exact=JSBool]*/ b) {
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var a;
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assert(b, a = 42);
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return a;
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}
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// Check that side-effects of the assert message is included after the assert
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// through the thrown exception.
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/*member: test2:[null|exact=JSUInt31]*/
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test2(/*[exact=JSBool]*/ b) {
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var a;
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try {
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assert(b, a = 42);
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} catch (e) {}
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return a;
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}
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// Check that type tests are preserved after the assert.
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/*member: test3:[subclass=JSInt]*/
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test3(/*[null|subclass=Object]*/ a) {
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assert(a is int);
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return a;
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}
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