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Yes, this was discussed, but I'm not sure the closure was posted back to the list. The bug is in the implementation of StreamTokenizer. The test case is correct as is; the patch is not correct.
On Tue, Sep 17, 2002 at 03:21:18PM -0600, Tom Tromey wrote:
> >>>>> "Daryl" == Daryl Lee <firstname.lastname@example.org> writes:
> Daryl> I believe the following patch might be useful in
> Daryl> gnu/testlet/java/io/StreamTokenizer/Test.java.
> Daryl> < tokenize (harness, "(a).(b)", x1);
> Daryl> ---
> Daryl> > tokenize (harness, "(a)5(b)", x1);
> Daryl> (This is a straight diff, not a CVS diff; I've never submitted
> Daryl> a patch, so someone tell me if this is the wrong protocol.)
> Ordinarily unidiffs are preferred; use `diff -u'.
> Plain diffs are typically considered difficult to read, though
> obviously in this specific instance that isn't the case.
> Daryl> The original string causes classpath's number parser to fail,
> Daryl> trying to parse a bare '.'. (See §3.10.2 of the Java Language
> Daryl> Specification.) I believe a better solution is to make
> Daryl> StreamTokenizer handle the NumberFormatException thrown by
> Daryl> Double, but that is an argument for others to conduct.
> ISTR this test being discussed before. As I remember it, we decided
> that the test case is in fact correct. If true, that would mean that
> the bug is in the Classpath StreamTokenizer, and the above patch
> shouldn't be applied.
> Could you try this case with the JDK and see what it does?