Toby,
If I understand your JUnit tests, you want to have the first character NOT
in the set 'a-zA-Z0-9?&'. You have made this first character optionally NOT
in the set 'a-zA-Z0-9?&'. Try using "^[^a-zA-Z0-9?&]" (no ?) as the RE. It
then works for me!
Roger
> -----Original Message-----
> From: [EMAIL PROTECTED]
> Sent: 31 October 2001 09:01
> To: [EMAIL PROTECTED]
> Subject: Wrong Regexp or Bug in implementation of negated character
> classe s?
>
> Hi Folks,
>
> I'm using the following code in a JUnit Test Suite. The Regexp
> "^[^a-zA-Z0-9?&]?" is used to matche a couple of strings.
> In assertEquals(....) I check, if the result of seperatorRegEx is false.
> As
> far as I know either a "b", a "&" or a "?"
> should match my regex.
>
> Code:
>
> RE seperatorRegEx = new RE( new
> RECompiler().compile("^[^a-zA-Z0-9?&]?"));
> assertTrue("seperatorRegEx fails", seperatorRegEx.match(","));
> assertTrue("seperatorRegEx fails", seperatorRegEx.match("."));
> assertTrue("seperatorRegEx fails", seperatorRegEx.match(";"));
> assertTrue("seperatorRegEx fails", seperatorRegEx.match("-"));
> assertTrue("seperatorRegEx fails", seperatorRegEx.match("*"));
> assertTrue("seperatorRegEx fails", seperatorRegEx.match("'"));
> assertTrue("seperatorRegEx fails", seperatorRegEx.match("#"));
> assertTrue("seperatorRegEx fails", seperatorRegEx.match("~"));
> assertEquals("seperatorRegEx fails on garbage", false,
> seperatorRegEx.match("b")); <-- throws AssertionException (from JUnit)
> assertEquals("seperatorRegEx fails on garbage", false,
> seperatorRegEx.match("&")); <-- throws AssertionException (from JUnit)
> assertEquals("seperatorRegEx fails on garbage", false,
> seperatorRegEx.match("?")); <-- throws AssertionException (from JUnit)
>
> I checked my regexp against a simple perl programm and the online-applet
> form Apache-ORO package.
> So what's wrong with my regexp?
>
> Any ideas?
>
> Thx
>
> Toby
>
>
>
> Mit freundlichen Grüßen
> Best regards
>
> Tobias Rademacher
>
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