public void TestIdParse()
{
IdentLexer l = new IdentLexer("abc22");
Assert.IsTrue(l.Parse(), "Не разбирает аbc22");
l = new IdentLexer("a");
Assert.IsTrue(l.Parse(), "Не разбирает а");
}
public static void Main()
{
//ints
string intPos = "154216";
string intNeg = "-154216";
Lexer L1 = new IntLexer(intPos);
Lexer L3 = new IntLexer("12x3");
Lexer L2 = new IntLexer(intNeg);
System.Console.WriteLine("task 1:");
try
{
L1.Parse();
L2.Parse();
L3.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//idents
string goodIdent = "abc_23d";
string badIdent = "123a";
Lexer LId1 = new IdentLexer(goodIdent);
Lexer LId2 = new IdentLexer(badIdent);
System.Console.WriteLine("task 2:");
try
{
LId1.Parse();
LId2.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//not zeros
string goodInt = "154216";
string badInt = "054216";
Lexer NotZeroL1 = new IntNotZeroLexer(goodInt);
Lexer NotZeroL2 = new IntNotZeroLexer(badInt);
System.Console.WriteLine("task 3:");
try
{
NotZeroL1.Parse();
NotZeroL2.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//interleaved
Lexer Interleave1 = new LetterDigitInterleave("a1b2c3");
Lexer Interleave2 = new LetterDigitInterleave("a1b2c33");
Lexer Interleave3 = new LetterDigitInterleave("a1b2c");
System.Console.WriteLine("task 4:");
try
{
Interleave1.Parse();
Interleave3.Parse();
Interleave2.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//letters separated
Lexer Separated1 = new LettersSeparated("a,b;c");
Lexer Separated2 = new LettersSeparated("abc");
Lexer Separated3 = new LettersSeparated("a;bc,");
System.Console.WriteLine("task 4:");
try
{
Separated1.Parse();
Separated2.Parse();
Separated3.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//extra 1
Lexer SpaceDigits1 = new DigitsSepBySpaces("1 2 3");
Lexer SpaceDigits2 = new DigitsSepBySpaces("1 2 3");
Lexer SpaceDigits3 = new DigitsSepBySpaces("1 ");
System.Console.WriteLine("extra task 1:");
try
{
SpaceDigits1.Parse();
SpaceDigits2.Parse();
SpaceDigits3.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//extra 2
Lexer LettersDigitsInterleaved1 = new Lexem2("aa11bb34cc");
Lexer LettersDigitsInterleaved2 = new Lexem2("aa11bb3cc");
Lexer LettersDigitsInterleaved3 = new Lexem2("aa11bb345");
System.Console.WriteLine("extra task 2:");
try
{
LettersDigitsInterleaved1.Parse();
LettersDigitsInterleaved2.Parse();
LettersDigitsInterleaved3.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//extra 3
Lexer Real1 = new RealLexer("123.54");
Lexer Real2 = new RealLexer("-15.2");
Lexer Real3 = new RealLexer("11..");
System.Console.WriteLine("extra task 3:");
try
{
Real1.Parse();
Real2.Parse();
Real3.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//extra 4
Lexer Apostrophies1 = new ApostrophiesLexer("'Hello, world!'");
Lexer Apostrophies2 = new ApostrophiesLexer("'Howdy");
Lexer Apostrophies3 = new ApostrophiesLexer("'Hey, Hey!'blablabla");
System.Console.WriteLine("extra task 4:");
try
{
Apostrophies1.Parse();
Apostrophies2.Parse();
Apostrophies3.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
//extra 5
Lexer Comment1 = new CommentLexer("/*hello there*/");
Lexer Comment2 = new CommentLexer("/*hello * there */");
Lexer Comment3 = new CommentLexer("/*hello * there */, General Kenobi");
System.Console.WriteLine("extra task 5:");
try
{
Comment1.Parse();
Comment2.Parse();
Comment3.Parse();
}
catch (LexerException e)
{
System.Console.WriteLine(e.Message);
}
}
public void TestIdEmpty()
{
IdentLexer l = new IdentLexer("");
Assert.Throws <LexerException>(() => { l.Parse(); }, "Пропускает пустую строку");
}
public void TestIdDollar()
{
IdentLexer l = new IdentLexer("f67$3");
Assert.Throws <LexerException>(() => { l.Parse(); }, "Пропускает $");
}
public void TestIdDot()
{
IdentLexer l = new IdentLexer("f67.3");
Assert.Throws <LexerException>(() => { l.Parse(); }, "Пропускает точку");
}
public void TestIdUnderscore()
{
IdentLexer l = new IdentLexer("a12_5");
Assert.IsTrue(l.Parse(), "Не разбирает _");
}
public void TestIdNumbers()
{
IdentLexer l = new IdentLexer("a12345");
Assert.IsTrue(l.Parse(), "Не разбирает цифры в конце");
}
public void TestIdCaps()
{
IdentLexer l = new IdentLexer("AAAAA");
Assert.IsTrue(l.Parse(), "Не разбирает заглавные буквы");
}
