public void TestEnumerable()
{
const string test = "SomeEnum ::= INTEGER {first(1), second(2)}";
Lexer lexer = new Lexer();
StringReader reader = new StringReader(test);
lexer.Parse(reader);
string name = lexer.GetNextSymbol().ToString();
lexer.GetNextSymbol().Expect(Symbol.Assign);
lexer.GetNextSymbol().Expect(Symbol.Integer);
IntegerType i = new IntegerType("module", "name", lexer);
Assert.IsTrue(i.IsEnumeration);
Assert.AreEqual("first(1)", i[1]);
}
public void TestRanges()
{
const string test = "SomeEnum ::= INTEGER (8 |10 ..20| 31..60 )";
Lexer lexer = new Lexer();
StringReader reader = new StringReader(test);
lexer.Parse(reader);
string name = lexer.GetNextSymbol().ToString();
lexer.GetNextSymbol().Expect(Symbol.Assign);
lexer.GetNextSymbol().Expect(Symbol.Integer);
IntegerType i = new IntegerType("module", "name", lexer);
Assert.IsFalse(i.IsEnumeration);
Assert.IsTrue(i.Contains(8));
Assert.IsTrue(i.Contains(10));
Assert.IsTrue(i.Contains(15));
Assert.IsTrue(i.Contains(20));
Assert.IsTrue(i.Contains(35));
Assert.IsFalse(i.Contains(4));
Assert.IsFalse(i.Contains(-9));
Assert.IsFalse(i.Contains(25));
Assert.IsFalse(i.Contains(61));
}
private static ITypeAssignment ParseSyntax(string module, string name, IEnumerator <Symbol> enumerator, ref Symbol temp)
{
ITypeAssignment syntax;
temp.Expect(Symbol.Syntax);
temp = enumerator.NextNonEOLSymbol();
if (temp == Symbol.Bits)
{
syntax = new BitsType(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
else if (temp == Symbol.Integer || temp == Symbol.Integer32)
{
syntax = new IntegerType(module, name, enumerator, ref temp);
}
else if (temp == Symbol.Octet)
{
temp = enumerator.NextNonEOLSymbol();
temp.Expect(Symbol.String);
syntax = new OctetStringType(string.Empty, string.Empty, enumerator, ref temp);
}
else if (temp == Symbol.Opaque)
{
syntax = new OctetStringType(string.Empty, string.Empty, enumerator, ref temp);
}
else if (temp == Symbol.IpAddress)
{
syntax = new IpAddressType(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
else if (temp == Symbol.Counter64)
{
syntax = new Counter64Type(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
else if (temp == Symbol.Unsigned32 || temp == Symbol.Counter32 || temp == Symbol.Gauge32 || temp == Symbol.TimeTicks)
{
syntax = new UnsignedType(string.Empty, string.Empty, enumerator, ref temp);
}
else if (temp == Symbol.Object)
{
temp = enumerator.NextNonEOLSymbol();
temp.Expect(Symbol.Identifier);
syntax = new ObjectIdentifierType(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
else if (temp == Symbol.Sequence)
{
temp = enumerator.NextNonEOLSymbol();
if (temp == Symbol.Of)
{
temp = enumerator.NextNonEOLSymbol();
syntax = new TypeAssignment(string.Empty, string.Empty, enumerator, ref temp);
}
else
{
syntax = new Sequence(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
}
else
{
syntax = new TypeAssignment(string.Empty, string.Empty, enumerator, ref temp);
}
return(syntax);
}
public static ITypeAssignment ParseBasicTypeDef(IModule module, string name, ISymbolEnumerator symbols, bool isMacroSyntax = false)
{
Symbol current = symbols.NextNonEOLSymbol();
if (current == Symbol.Bits)
{
return(new BitsType(module, name, symbols));
}
if (IntegerType.IsIntegerType(current))
{
return(new IntegerType(module, name, current, symbols));
}
if (UnsignedType.IsUnsignedType(current))
{
return(new UnsignedType(module, name, current, symbols));
}
if (current == Symbol.Opaque)
{
return(new OpaqueType(module, name, symbols));
}
if (current == Symbol.IpAddress)
{
return(new IpAddressType(module, name, symbols));
}
if (current == Symbol.TextualConvention)
{
return(new TextualConvention(module, name, symbols));
}
if (current == Symbol.Octet)
{
Symbol next = symbols.NextNonEOLSymbol();
if (next == Symbol.String)
{
return(new OctetStringType(module, name, symbols));
}
symbols.PutBack(next);
}
if (current == Symbol.Object)
{
Symbol next = symbols.NextNonEOLSymbol();
if (next == Symbol.Identifier)
{
return(new ObjectIdentifierType(module, name, symbols));
}
symbols.PutBack(next);
}
if (current == Symbol.Sequence)
{
Symbol next = symbols.NextNonEOLSymbol();
if (next == Symbol.Of)
{
return(new SequenceOf(module, name, symbols));
}
else
{
symbols.PutBack(next);
return(new Sequence(module, name, symbols));
}
}
if (current == Symbol.Choice)
{
return(new Choice(module, name, symbols));
}
return(new TypeAssignment(module, name, current, symbols, isMacroSyntax));
}
private static ITypeAssignment ParseSyntax(string module, string name, IEnumerator<Symbol> enumerator, ref Symbol temp)
{
ITypeAssignment syntax;
temp.Expect(Symbol.Syntax);
temp = enumerator.NextNonEOLSymbol();
if (temp == Symbol.Bits)
{
syntax = new BitsType(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
else if (temp == Symbol.Integer || temp == Symbol.Integer32)
{
syntax = new IntegerType(module, name, enumerator, ref temp);
}
else if (temp == Symbol.Octet)
{
temp = enumerator.NextNonEOLSymbol();
temp.Expect(Symbol.String);
syntax = new OctetStringType(string.Empty, string.Empty, enumerator, ref temp);
}
else if (temp == Symbol.Opaque)
{
syntax = new OctetStringType(string.Empty, string.Empty, enumerator, ref temp);
}
else if (temp == Symbol.IpAddress)
{
syntax = new IpAddressType(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
else if (temp == Symbol.Counter64)
{
syntax = new Counter64Type(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
else if (temp == Symbol.Unsigned32 || temp == Symbol.Counter32 || temp == Symbol.Gauge32 || temp == Symbol.TimeTicks)
{
syntax = new UnsignedType(string.Empty, string.Empty, enumerator, ref temp);
}
else if (temp == Symbol.Object)
{
temp = enumerator.NextNonEOLSymbol();
temp.Expect(Symbol.Identifier);
syntax = new ObjectIdentifierType(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
else if (temp == Symbol.Sequence)
{
temp = enumerator.NextNonEOLSymbol();
if (temp == Symbol.Of)
{
temp = enumerator.NextNonEOLSymbol();
syntax = new TypeAssignment(string.Empty, string.Empty, enumerator, ref temp);
}
else
{
syntax = new Sequence(string.Empty, string.Empty, enumerator);
temp = enumerator.NextNonEOLSymbol();
}
}
else
{
syntax = new TypeAssignment(string.Empty, string.Empty, enumerator, ref temp);
}
return syntax;
}