Files
sdk/tests/compiler/dart2js/codegen/constant_folding_codeUnitAt_test.dart
T
Joshua Litt b69e1fd96f [dart2js] Manually opt out tests/compilers/dart2js*.
Change-Id: I6a8a20e9ae58a56bd7e99a714ab94e73cae2f315
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/140252
Commit-Queue: Joshua Litt <joshualitt@google.com>
Reviewed-by: Stephen Adams <sra@google.com>
2020-03-21 16:12:36 +00:00

50 lines
1.2 KiB
Dart

// Copyright (c) 2014, 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 = 2.7
// Test constant folding on numbers.
import 'package:async_helper/async_helper.dart';
import '../helpers/compiler_helper.dart';
const String TEST_1 = """
foo() {
var a = 'Hello';
var b = 0;
return a.codeUnitAt(b);
}
""";
// No folding of index type error.
const String TEST_2 = """
foo() {
var a = 'Hello';
dynamic b = 1.5;
return a.codeUnitAt(b);
}
""";
// No folding of index range error.
const String TEST_3 = """
foo() {
var a = 'Hello';
dynamic b = 55;
return a.codeUnitAt(b);
}
""";
main() {
runTests() async {
await compileAndMatch(TEST_1, 'foo', new RegExp(r'return 72'));
await compileAndDoNotMatch(TEST_1, 'foo', new RegExp(r'Hello'));
await compileAndMatch(TEST_2, 'foo', new RegExp(r'Hello'));
await compileAndMatch(TEST_3, 'foo', new RegExp(r'Hello'));
}
asyncTest(() async {
print('--test from kernel------------------------------------------------');
await runTests();
});
}