public void RegexTransform2()
{
string e = @"^
([a-zA-Z][-+.a-zA-Z\d]*): (?# 1: scheme)
(?:
((?:[-_.!~*'()a-zA-Z\d;?:@&=+$,]|%[a-fA-F\d]{2})(?:[-_.!~*'()a-zA-Z\d;/?:@&=+$,\[\]]|%[a-fA-F\d]{2})*) (?# 2: opaque)
|
(?:(?:
//(?:
(?:(?:((?:[-_.!~*'()a-zA-Z\d;:&=+$,]|%[a-fA-F\d]{2})*)@)? (?# 3: userinfo)
(?:((?:(?:(?:[a-zA-Z\d](?:[-a-zA-Z\d]*[a-zA-Z\d])?)\.)*(?:[a-zA-Z](?:[-a-zA-Z\d]*[a-zA-Z\d])?)\.?|\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}|\[(?:(?:[a-fA-F\d]{1,4}:)*(?:[a-fA-F\d]{1,4}|\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})|(?:(?:[a-fA-F\d]{1,4}:)*[a-fA-F\d]{1,4})?::(?:(?:[a-fA-F\d]{1,4}:)*(?:[a-fA-F\d]{1,4}|\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}))?)\]))(?::(\d*))?))?(?# 4: host, 5: port)
|
((?:[-_.!~*'()a-zA-Z\d$,;+@&=+]|%[a-fA-F\d]{2})+) (?# 6: registry)
)
|
(?!//)) (?# XXX: '//' is the mark for hostport)
(/(?:[-_.!~*'()a-zA-Z\d:@&=+$,]|%[a-fA-F\d]{2})*(?:;(?:[-_.!~*'()a-zA-Z\d:@&=+$,]|%[a-fA-F\d]{2})*)*(?:/(?:[-_.!~*'()a-zA-Z\d:@&=+$,]|%[a-fA-F\d]{2})*(?:;(?:[-_.!~*'()a-zA-Z\d:@&=+$,]|%[a-fA-F\d]{2})*)*)*)? (?# 7: path)
)(?:\?((?:[-_.!~*'()a-zA-Z\d;/?:@&=+$,\[\]]|%[a-fA-F\d]{2})*))? (?# 8: query)
)
(?:\#((?:[-_.!~*'()a-zA-Z\d;/?:@&=+$,\[\]]|%[a-fA-F\d]{2})*))? (?# 9: fragment)
$";
bool hasGAnchor;
string t = RegexpTransformer.Transform(e, RubyRegexOptions.Extended | RubyRegexOptions.Multiline, out hasGAnchor);
Assert(e == t);
Assert(!hasGAnchor);
new Regex(t);
}
//[DebuggerHidden]
private void TestCorrectPatternTranslation(string /*!*/ pattern, RubyRegexOptions options, string /*!*/ expected, bool expectedGAnchor)
{
bool hasGAnchor;
string actual = RegexpTransformer.Transform(pattern, options, out hasGAnchor);
AreEqual(expected, actual);
new Regex(expected);
Assert(hasGAnchor == expectedGAnchor);
}
//[DebuggerHidden]
private void TestCorrectPatternTranslation(string /*!*/ pattern, RubyRegexOptions options, string /*!*/ expected, bool expectedGAnchor, IList <string> expectedWarnings)
{
bool hasGAnchor;
List <string> warnings;
string actual = RegexpTransformer.Transform(pattern, options, out hasGAnchor, out warnings);
AreEqual(expected, actual);
new Regex(expected);
Assert(hasGAnchor == expectedGAnchor);
if (warnings != null)
{
Assert(expectedWarnings != null);
Assert(expectedWarnings.Count == warnings.Count);
foreach (var warning in expectedWarnings)
{
Assert(warnings.IndexOf(warning) >= 0);
}
}
else
{
Assert(expectedWarnings == null || expectedWarnings.Count == 0);
}
}
public void RegexTransform1()
{
string[] incorrectPatterns = new string[] {
@"\",
@"\",
@"\\\",
@"\\\",
@"\x",
@"\x",
@"\1", // TODO
@"\1",
};
string[] correctPatterns = new string[] {
@"",
@"",
@"\\",
@"\\",
@"\_",
@"_",
@"abc\0\01\011\a\sabc\Wabc\w",
@"abc\0\01\011\a\sabc\Wabc\w",
@"\xd",
@"\x0d",
@"\xdz",
@"\x0dz",
@"\*",
@"\*",
@"\[",
@"\[",
@"\#",
@"\#",
@"\0",
@"\0",
@"[a\-z]",
@"[a\-z]",
};
string[] correctPatternsWithG = new string[] {
@"\G",
@"\G",
};
for (int i = 0; i < incorrectPatterns.Length; i += 2)
{
bool hasGAnchor;
string expected = incorrectPatterns[i + 1];
string actual = RegexpTransformer.Transform(incorrectPatterns[i], RubyRegexOptions.NONE, out hasGAnchor);
AreEqual(expected, actual);
}
for (int i = 0; i < correctPatterns.Length; i += 2)
{
TestCorrectPatternTranslation(correctPatterns[i], correctPatterns[i + 1], false);
}
for (int i = 0; i < correctPatternsWithG.Length; i += 2)
{
TestCorrectPatternTranslation(correctPatternsWithG[i], correctPatternsWithG[i + 1], true);
}
}