Ben Konyi
7eb95ad901
Change-Id: I6e02b29fedcb92a6670665c70f6a9b34a06c5d9d Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/335242 Commit-Queue: Ben Konyi <bkonyi@google.com> Reviewed-by: Derek Xu <derekx@google.com>
81 lines
2.4 KiB
Dart
81 lines
2.4 KiB
Dart
// Copyright (c) 2023, 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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// VMOptions=
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// VMOptions=--interpret_irregexp
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import 'package:test/test.dart';
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import 'package:vm_service/vm_service.dart';
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import 'common/expect.dart';
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import 'common/test_helper.dart';
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// Make sure these variables are not removed by the tree shaker.
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@pragma('vm:entry-point')
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late RegExp regex0;
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@pragma('vm:entry-point')
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late RegExp regex;
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void script() {
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// Check the internal NUL doesn't trip up the name scrubbing in the vm.
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regex0 = RegExp('with internal \u{0} NUL');
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regex = RegExp(r'(\w+)');
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final str = 'Parse my string';
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final matches = regex.allMatches(str); // Run to generate bytecode.
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Expect.equals(matches.length, 3);
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}
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final tests = <IsolateTest>[
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(VmService service, IsolateRef isolateRef) async {
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final isolateId = isolateRef.id!;
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final isolate = await service.getIsolate(isolateId);
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final rootLib = await service.getObject(
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isolateId,
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isolate.rootLib!.id!,
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) as Library;
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final variables = rootLib.variables!;
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final fieldRef = variables.singleWhere((v) => v.name == 'regex');
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final field = await service.getObject(
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isolateId,
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fieldRef.id!,
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) as Field;
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final regexRef = field.staticValue as InstanceRef;
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expect(regexRef.kind, InstanceKind.kRegExp);
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final regex = await service.getObject(
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isolateId,
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regexRef.id!,
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) as Instance;
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final regexJson = regex.json!;
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if (regexJson
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case {
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'_oneByteBytecode': {'kind': InstanceKind.kUint8List},
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// No two-byte string subject was used.
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'_twoByteBytecode': {'kind': InstanceKind.kNull},
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} when !regexJson.containsKey('_oneByteFunction')) {
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// Running with interpreted regexp.
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} else if (regexJson
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case {
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'_oneByteFunction': {'type': '@Function'},
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'_twoByteFunction': {'type': '@Function'},
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'_externalOneByteFunction': {'type': '@Function'},
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'_externalTwoByteFunction': {'type': '@Function'},
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}) {
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// Running with compiled regexp.
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} else {
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fail('Unexpected JSON structure: ${regex.json!}');
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}
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}
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];
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void main([args = const <String>[]]) => runIsolateTests(
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args,
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tests,
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'regexp_function_test.dart',
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testeeBefore: script,
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);
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