IronRuby.Tests.Tests.UnicodeEscapes1 C# (CSharp) Method

        private void UnicodeEscapes1() {
            AssertTokenizer t = NewAssertTokenizer();

            int[] values = new[] { 0x20, 0x102020, 0x20, 0x20, 0 };
            int[] width = new[] { 2, 6, 6, 5, 1 };

            t.Load(@":""\u111""")[Tokens.SymbolBegin][Tokens.StringContent].Expect(Errors.InvalidEscapeCharacter);
            t.Load(@":""\u""")[Tokens.SymbolBegin][Tokens.StringContent].Expect(Errors.InvalidEscapeCharacter);

            // regex:
            t.Load(@"/\x20/")[Tokens.RegexpBegin][@"\x20"][Tokens.RegexpEnd].EOF();
            t.Load(@"/\u1234/")[Tokens.RegexpBegin][@"\u1234"][Tokens.RegexpEnd].EOF();
            t.Load(@"/\u{101234}/")[Tokens.RegexpBegin][@"\u{101234}"][Tokens.RegexpEnd].EOF();

            // braces:
            t.Load(@":""\u{123456}""")[Tokens.SymbolBegin][Tokens.StringContent].Expect(Errors.TooLargeUnicodeCodePoint);
            t.Load(@"%[{\u{05d0}}]")[Tokens.StringBegin]["{\u05d0}"][Tokens.StringEnd].EOF();
            t.Load(@"%[\u{1 2 3 4}]")[Tokens.StringBegin]["\u0001\u0002\u0003\u0004"][Tokens.StringEnd].EOF();
            t.Load(@"%[\u{}]")[Tokens.StringBegin][""][Tokens.StringEnd].Expect(Errors.InvalidUnicodeEscape);
            t.Load(@"%[\u{1 }]")[Tokens.StringBegin]["\u0001"][Tokens.StringEnd].Expect(Errors.InvalidUnicodeEscape);
            t.Load(@"%[\u{1  }]")[Tokens.StringBegin]["\u0001"][Tokens.StringEnd].Expect(Errors.InvalidUnicodeEscape);
            t.Load(@"%[\u{FFFFFF FFFFFFFFFFFFFFFF 3 4}]")[Tokens.StringBegin]["??\u0003\u0004"][Tokens.StringEnd].Expect(Errors.TooLargeUnicodeCodePoint, Errors.TooLargeUnicodeCodePoint);
            t.Load(@"%[\u{]")[Tokens.StringBegin][""][Tokens.StringEnd].Expect(Errors.UntermintedUnicodeEscape);
            t.Load(@"%[\u{1]")[Tokens.StringBegin]["\u0001"][Tokens.StringEnd].Expect(Errors.UntermintedUnicodeEscape);
            t.Load(@"%[\u{")[Tokens.StringBegin][""][Tokens.StringEnd].Expect(Errors.UntermintedUnicodeEscape, Errors.UnterminatedString);

            for (int i = 0; i < values.Length; i++) {
                t.Load(@"""\u{" + i.ToString("x" + width[i]) + @"}""")[Tokens.StringBegin][Char.ConvertFromUtf32(i)][Tokens.StringEnd].EOF();
            }

            // eoln in the middle of \u escape:
            t.Load("\"\\u0020\n\"")[Tokens.StringBegin][" \n"][Tokens.StringEnd].EOF();
            t.Load("\"\\u002\n0\"")[Tokens.StringBegin]["?002\n0"][Tokens.StringEnd].Expect(Errors.InvalidEscapeCharacter).EOF();
            t.Load("\"\\u00\n20\"")[Tokens.StringBegin]["?00\n20"][Tokens.StringEnd].Expect(Errors.InvalidEscapeCharacter).EOF();
            t.Load("\"\\u0\n020\"")[Tokens.StringBegin]["?0\n020"][Tokens.StringEnd].Expect(Errors.InvalidEscapeCharacter).EOF();
            t.Load("\"\\u\n0020\"")[Tokens.StringBegin]["?\n0020"][Tokens.StringEnd].Expect(Errors.InvalidEscapeCharacter).EOF();

            // TODO:
#if TODO
            t.DefaultEncoding = RubyEncoding.Binary;
            t.Load(@"""\u{5d0}""")[Tokens.StringBegin][@"\u{5d0}"][Tokens.StringEnd].Expect(Errors.EncodingsMixed).EOF();
#endif
            t.Expect();
        }