blob: 73f95b950c3ebf6a21217dcd52205ac0b0f678bf [file] [log] [blame]
// Copyright (c) 2016, 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.
// VMOptions=
// VMOptions=--interpret_irregexp
import 'package:expect/expect.dart';
import 'package:observatory_2/service_io.dart';
import 'package:test/test.dart';
import 'test_helper.dart';
// Make sure these variables are not removed by the tree shaker.
var regex0;
var regex;
void script() {
// Check the internal NUL doesn't trip up the name scrubbing in the vm.
regex0 = new RegExp("with internal \u{0} NUL");
regex = new RegExp(r"(\w+)");
String str = "Parse my string";
Iterable<Match> matches = regex.allMatches(str); // Run to generate bytecode.
Expect.equals(matches.length, 3);
var tests = <IsolateTest>[
(Isolate isolate) async {
Library lib = isolate.rootLibrary;
await lib.load();
Field field0 = lib.variables.singleWhere((v) => == 'regex0');
await field0.load(); // No crash due to embedded NUL.
Field field = lib.variables.singleWhere((v) => == 'regex');
await field.load();
Instance regex = field.staticValue;
expect(regex.isInstance, isTrue);
expect(regex.isRegExp, isTrue);
await regex.load();
if (regex.oneByteFunction == null) {
// Running with interpreted regexp.
var b1 = await regex.oneByteBytecode.load();
expect(b1.isTypedData, isTrue);
var b2 = await regex.twoByteBytecode.load();
expect(b2.isTypedData, isFalse); // No two-byte string subject was used.
} else {
// Running with compiled regexp.
var f1 = await regex.oneByteFunction.load();
expect(f1 is ServiceFunction, isTrue);
var f2 = await regex.twoByteFunction.load();
expect(f2 is ServiceFunction, isTrue);
var f3 = await regex.externalOneByteFunction.load();
expect(f3 is ServiceFunction, isTrue);
var f4 = await regex.externalTwoByteFunction.load();
expect(f4 is ServiceFunction, isTrue);
main(args) => runIsolateTests(args, tests, testeeBefore: script);