protected override void updateBackingMatcher(IMatcher <IComparable> matcher, GeneralMatcherVM parent)
{
NumberMatcher backingMatcher = (NumberMatcher)matcher;
backingMatcher.ignoredPrefix = parent.Prefix;
backingMatcher.ignoredSuffix = parent.Suffix;
if (DecimalSeparator != "")
{
backingMatcher.decimalSeparator = DecimalSeparator[0];
}
else
{
backingMatcher.decimalSeparator = null;
}
if (GroupSeparator != "")
{
backingMatcher.groupSeparator = GroupSeparator[0];
}
else
{
backingMatcher.groupSeparator = null;
}
}
public void TestNumberMatcher()
{
NumberMatcher matcher = new NumberMatcher(Delimiters);
StringTokenizer data = new StringTokenizer("1 454 12h 0xa 0x 0xA12 0x1G 1.0 0.33 0x22.3 123.13a 1xA");
SourcePosition streamPos = new SourcePosition(0, 0, 0);
// Match a single integer
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Value, "1");
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// Match several chars
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Type, TokenType.IntegerNumber);
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// Try to match a number that is actually a word
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "1");
data.Advance(4);
// Match a hexadecimal number
Assert.IsNotNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// fail to match a partial hex number
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "0");
data.Advance(3);
// Match and assert value of hexadecimal number converted to decimal
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Value, (0xA12).ToString("D"));
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// fail to match a malformed hex number
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "0");
data.Advance(5);
// Match a floating point number
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Type, TokenType.FloatingNumber);
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// Match a float and assert value
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Value, "0.33");
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// Fail parsing a malformed hex-float
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "0");
data.Advance(7);
// Fail parsing a malformed float-hex
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "1");
data.Advance(8);
// Fail parsing a malformed hex prefix
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "1");
data.Advance(3);
Assert.IsTrue(data.AtEnd());
}
private static int GetMaxDate(NumberMatcher month)
{
if (month.MatcherType == NumberMatcherType.ConstInt)
{
switch (month.IntValue)
{
case 2:
return(29);
case 4:
case 6:
case 9:
case 11:
return(30);
}
}
return(31);
}
public void TestInvalidNumber(
[Values('a')] char input)
{
Assert.Null(NumberMatcher.Match(input));
}
public void TestValidNumber(
[Values('1')] char input)
{
Assert.NotNull(NumberMatcher.Match(input));
}
public void TestNumberMatcher()
{
NumberMatcher matcher = new NumberMatcher(Delimiters);
StringTokenizer data = new StringTokenizer("1 454 12h 0xa 0x 0xA12 0x1G 1.0 0.33 0x22.3 123.13a 1xA");
SourcePosition streamPos = new SourcePosition(0, 0, 0);
// Match a single integer
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Value, "1");
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// Match several chars
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Type, TokenType.IntegerNumber);
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// Try to match a number that is actually a word
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "1");
data.Advance(4);
// Match a hexadecimal number
Assert.IsNotNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// fail to match a partial hex number
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "0");
data.Advance(3);
// Match and assert value of hexadecimal number converted to decimal
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Value, (0xA12).ToString("D"));
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// fail to match a malformed hex number
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "0");
data.Advance(5);
// Match a floating point number
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Type, TokenType.FloatingNumber);
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// Match a float and assert value
Assert.AreEqual(matcher.MatchNext(data, ref streamPos, Log).Value, "0.33");
Assert.AreEqual(data.CurrentItem, " ");
data.Advance();
// Fail parsing a malformed hex-float
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "0");
data.Advance(7);
// Fail parsing a malformed float-hex
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "1");
data.Advance(8);
// Fail parsing a malformed hex prefix
Assert.IsNull(matcher.MatchNext(data, ref streamPos, Log));
Assert.AreEqual(data.CurrentItem, "1");
data.Advance(3);
Assert.IsTrue(data.AtEnd());
}
