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Re: RFC: fix for Mauve test javax/swing/JTextArea/prefferedSize.java
On 13:35 Wed 07 Sep , Pavel Tisnovsky wrote:
> Dr Andrew John Hughes wrote:
> > On 17:09 Fri 02 Sep , Pavel Tisnovsky wrote:
> >> Dr Andrew John Hughes wrote:
> >>> On 16:17 Fri 02 Sep , Pavel Tisnovsky wrote:
> >>>> Greetings,
> >>>>
> >>>> I think that the last 6 checks contained in Mauve test
> >>>> "javax/swing/JTextArea/prefferedSize.java" should be changed. In the original
> >>>> test, the preferred width of the JTextArea is compared with 100 pixels after
> >>>> word line wrapping is enabled.
> >>>>
> >>>> But it does not make sense (IMHO) because the JTextArea contains only empty text
> >>>> or some NL characters ('\n'), which means, that preferred and minimum width of
> >>>> JTextArea should be 0 pixels, not 100 in both cases because empty text and NL
> >>>> sequence has only some non-zero height, but zero width. This behaviour is
> >>>> independent of auto wrapping and/or word wrapping.
> >>>>
> >>>> It's probably worth to add some check for preferred height.
> >>>>
> >>>> Here is proposed change to this test:
> >>>>
> >>>> --- preferredSize.java 2005-12-07 20:23:38.000000000 +0100
> >>>> +++ prefferedsize.java 2011-09-02 16:02:00.000000000 +0200
> >>>> @@ -51,14 +51,14 @@
> >>>> ta2.setLineWrap(true);
> >>>> ta2.setWrapStyleWord(true);
> >>>>
> >>>> - harness.check (ta2.getPreferredSize().width == 100);
> >>>> - harness.check (view.getPreferredSpan(View.HORIZONTAL) == 100);
> >>>> + harness.check (ta2.getPreferredSize().width == 0);
> >>>> + harness.check (view.getPreferredSpan(View.HORIZONTAL) == 0);
> >>>> ta2.setText("");
> >>>> - harness.check (ta2.getPreferredSize().width == 100);
> >>>> - harness.check (view.getPreferredSpan(View.HORIZONTAL) == 100);
> >>>> + harness.check (ta2.getPreferredSize().width == 0);
> >>>> + harness.check (view.getPreferredSpan(View.HORIZONTAL) == 0);
> >>>> ta2.setText("\n\n\n\n\n\n\n\n\n");
> >>>> - harness.check (ta2.getPreferredSize().width == 100);
> >>>> - harness.check (view.getPreferredSpan(View.HORIZONTAL) == 100);
> >>>> + harness.check (ta2.getPreferredSize().width == 0);
> >>>> + harness.check (view.getPreferredSpan(View.HORIZONTAL) == 0);
> >>>> }
> >>>> catch (Exception e)
> >>>> {
> >>>> ~
> >>>>
> >>>> Is it possible to change this test case please?
> >>>>
> >>>> Cheers,
> >>>> Pavel
> >>> Do tests still pass with these changes?
> >> yes
> >
> > On both OpenJDK and GNU Classpath?
>
> They pass only on OpenJDK. On GNU Classpath (4.4.4), some tests failed
> regardless of whether the patch has been applied or not. But the failures
> occurred on previous test not touched by the patch:
>
> ta2.setText("");
> harness.check (ta2.getPreferredSize().width == 0);
> harness.check (view.getPreferredSpan(View.HORIZONTAL) == 0);
> ta2.setText("\n\n\n\n\n\n\n\n\n");
> harness.check (ta2.getPreferredSize().width == 0);
> harness.check (view.getPreferredSpan(View.HORIZONTAL) == 0);
>
> before the line wrap & word wrap is enabled.
>
> The proposed patch fixes other failures on OpenJDK & GNU Classpath too, ie:
> OpenJDK: 6 failures -> 0 failures
> GNU Classpath: 8 failures -> 2 failures
>
> Pavel
You seem to have sent this twice...
I guess this is ok, but I have to admit I don't really know this GUI stuff that
well. Would be good if someone else could take a look.
--
Andrew :)
Free Java Software Engineer
Red Hat, Inc. (http://www.redhat.com)
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