tests/corelib_2/regexp/malformed-escapes_test.dart

// Copyright (c) 2014, the Dart project authors. All rights reserved.
// Copyright 2013 the V8 project authors. All rights reserved.
// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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import 'v8_regexp_utils.dart';
import 'package:expect/expect.dart';

void main() {
  description("This page tests handling of malformed escape sequences.");

  var regexp;

  regexp = new RegExp(r"\ug", multiLine: true);
  shouldBeTrue(regexp.hasMatch('ug'));

  regexp = new RegExp(r"\xg", multiLine: true);
  shouldBeTrue(regexp.hasMatch('xg'));

  regexp = new RegExp(r"\c_", multiLine: true);
  shouldBeTrue(regexp.hasMatch('\\\\c_'));

  regexp = new RegExp(r"[\B]", multiLine: true);
  shouldBeTrue(regexp.hasMatch('B'));

  regexp = new RegExp(r"[\b]", multiLine: true);
  shouldBeTrue(regexp.hasMatch('\b'));

  regexp = new RegExp(r"\8", multiLine: true);
  shouldBeTrue(regexp.hasMatch('\\\8'));

  regexp = new RegExp(r"^[\c]$");
  shouldBeTrue(regexp.hasMatch('c'));

  regexp = new RegExp(r"^[\c_]$");
  shouldBeFalse(regexp.hasMatch('c'));

  regexp = new RegExp(r"^[\c]]$");
  shouldBeTrue(regexp.hasMatch('c]'));
}