| static private ParseInt32 ( string text ) : int | ||
| text | string | |
| return | int | |
public void ParseInteger()
{
Assert.AreEqual(0, TextFormat.ParseInt32("0"));
Assert.AreEqual(1, TextFormat.ParseInt32("1"));
Assert.AreEqual(-1, TextFormat.ParseInt32("-1"));
Assert.AreEqual(12345, TextFormat.ParseInt32("12345"));
Assert.AreEqual(-12345, TextFormat.ParseInt32("-12345"));
Assert.AreEqual(2147483647, TextFormat.ParseInt32("2147483647"));
Assert.AreEqual(-2147483648, TextFormat.ParseInt32("-2147483648"));
Assert.AreEqual(0, TextFormat.ParseUInt32("0"));
Assert.AreEqual(1, TextFormat.ParseUInt32("1"));
Assert.AreEqual(12345, TextFormat.ParseUInt32("12345"));
Assert.AreEqual(2147483647, TextFormat.ParseUInt32("2147483647"));
Assert.AreEqual(2147483648U, TextFormat.ParseUInt32("2147483648"));
Assert.AreEqual(4294967295U, TextFormat.ParseUInt32("4294967295"));
Assert.AreEqual(0L, TextFormat.ParseInt64("0"));
Assert.AreEqual(1L, TextFormat.ParseInt64("1"));
Assert.AreEqual(-1L, TextFormat.ParseInt64("-1"));
Assert.AreEqual(12345L, TextFormat.ParseInt64("12345"));
Assert.AreEqual(-12345L, TextFormat.ParseInt64("-12345"));
Assert.AreEqual(2147483647L, TextFormat.ParseInt64("2147483647"));
Assert.AreEqual(-2147483648L, TextFormat.ParseInt64("-2147483648"));
Assert.AreEqual(4294967295L, TextFormat.ParseInt64("4294967295"));
Assert.AreEqual(4294967296L, TextFormat.ParseInt64("4294967296"));
Assert.AreEqual(9223372036854775807L, TextFormat.ParseInt64("9223372036854775807"));
Assert.AreEqual(-9223372036854775808L, TextFormat.ParseInt64("-9223372036854775808"));
Assert.AreEqual(0L, TextFormat.ParseUInt64("0"));
Assert.AreEqual(1L, TextFormat.ParseUInt64("1"));
Assert.AreEqual(12345L, TextFormat.ParseUInt64("12345"));
Assert.AreEqual(2147483647L, TextFormat.ParseUInt64("2147483647"));
Assert.AreEqual(4294967295L, TextFormat.ParseUInt64("4294967295"));
Assert.AreEqual(4294967296L, TextFormat.ParseUInt64("4294967296"));
Assert.AreEqual(9223372036854775807UL, TextFormat.ParseUInt64("9223372036854775807"));
Assert.AreEqual(9223372036854775808UL, TextFormat.ParseUInt64("9223372036854775808"));
Assert.AreEqual(18446744073709551615UL, TextFormat.ParseUInt64("18446744073709551615"));
// Hex
Assert.AreEqual(0x1234abcd, TextFormat.ParseInt32("0x1234abcd"));
Assert.AreEqual(-0x1234abcd, TextFormat.ParseInt32("-0x1234abcd"));
Assert.AreEqual(0xffffffffffffffffUL, TextFormat.ParseUInt64("0xffffffffffffffff"));
Assert.AreEqual(0x7fffffffffffffffL,
TextFormat.ParseInt64("0x7fffffffffffffff"));
// Octal
Assert.AreEqual(342391, TextFormat.ParseInt32("01234567"));
// Out-of-range
AssertFormatException(() => TextFormat.ParseInt32("2147483648"));
AssertFormatException(() => TextFormat.ParseInt32("-2147483649"));
AssertFormatException(() => TextFormat.ParseUInt32("4294967296"));
AssertFormatException(() => TextFormat.ParseUInt32("-1"));
AssertFormatException(() => TextFormat.ParseInt64("9223372036854775808"));
AssertFormatException(() => TextFormat.ParseInt64("-9223372036854775809"));
AssertFormatException(() => TextFormat.ParseUInt64("18446744073709551616"));
AssertFormatException(() => TextFormat.ParseUInt64("-1"));
AssertFormatException(() => TextFormat.ParseInt32("abcd"));
}
/// <summary>
/// If the next token is a 32-bit signed integer, consume it and return its
/// value. Otherwise, throw a FormatException.
/// </summary>
public int ConsumeInt32()
{
try {
int result = TextFormat.ParseInt32(currentToken);
NextToken();
return(result);
} catch (FormatException e) {
throw CreateIntegerParseException(e);
}
}