[forge-dev] XmlUnit on Scaffold test cases

[Lincoln Baxter, III]

Agreed on all counts. This is one case where formatting matters, because
people are going to see and interact with this code, even though I'd argue
they could just apply their own formatter, it's best if they be presented
with something nice to begin with :)

On Wed, Jun 13, 2012 at 1:19 AM, Richard Kennard <
richard at kennardconsulting.com> wrote:

> George's point is well taken. The current tests could be made less
> fragile. In particular, there have been a number of complaints about '\r\n
> versus \n'
> when building on Windows/Linux. I believe these are all resolved now, but
> the basic concept is sound.
>
> Having said that, there *is* something important about testing the white
> space. Namely, we are making sure the generated code is indented correctly
> (has
> the correct number of \t's) relative to its surrounding template. The idea
> is that it doesn't 'stick out' as being generated code.
>
> Also, with respect to 'black-box versus unit tests', I don't think this
> should be an either-or thing. I think we should have both.
>
> Regards,
>
> Richard.
>
> On 13/06/2012 3:12 PM, Dan Allen wrote:
> > Let's not miss the original point that George makes, which is that
> comparing the structure may make less fragile tests than comparing the raw
> HTML. I
> > tend to agree, unless there is something very important about
> maintaining the whitespace. Even then, a structure comparison tool should
> be able to
> > accommodate that rule.
> >
> > -Dan
> >
> > On Wed, Jun 13, 2012 at 1:00 AM, Lincoln Baxter, III <
> lincolnbaxter at gmail.com <mailto:lincolnbaxter at gmail.com>> wrote:
> >
> >     Yeah, I'm not sure there's a great way around this aside from a more
> black-box functional approach, but even that might not be getting as
> >     fine-grained as some of these tests need to be. With greater test
> coverage, I think it could be replaced, however.
> >
> >     ~Lincoln
> >
> >
> >     On Mon, Jun 11, 2012 at 10:25 PM, Richard Kennard <
> richard at kennardconsulting.com <mailto:richard at kennardconsulting.com>>
> wrote:
> >
> >         +1 for this.
> >
> >         However note there are different levels of tests. Classes like
> FacesScaffoldScenarioTest are only meant to test very small, very specific
> things.
> >         Basically
> >         regression testing. Classes like FacesScaffoldWeatherTest are
> also small and specific.
> >
> >         The real testing is done using Arquillian (like
> FacesScaffoldPetClinicClient and FacesScaffoldShoppingClient). Because
> whilst your point about
> >         'if you
> >         place a line break in a generated XHTML... it breaks the whole
> test' is very valid, even with XmlUnit you are vulnerable to 'if you place
> an
> >         extra XML
> >         element in a generated XHTML... it breaks the whole test'.
> >
> >         Testing through Arquillian is the only way to be really sure the
> generated app actually works, IMHO. Because you are testing it the way the
> user
> >         would.
> >
> >         However, definitely +1 for using XmlUnit, as far as that goes.
> >
> >         Regards,
> >
> >         Richard.
> >
> >         On 12/06/2012 12:09 PM, George Gastaldi wrote:
> >         > Hello all,
> >         >
> >         > I noticed that most of our scaffold unit tests are kinda hard
> to
> >         > maintain. specially because they compare XHTML as strings,
> instead of
> >         > the structure as a whole.
> >         > This implies that if you place a line break in a generated
> XHTML for
> >         > example, it breaks the whole test as well.
> >         > What about if we refactor these tests to use XmlUnit instead ?
> >         > (http://xmlunit.sourceforge.net/)
> >         > This way we could compare the structure without the ugly plain
> string
> >         > comparison, WDYT ?
> >         >
> >         >
> >         > Regards,,
> >         > George Gastaldi
> >         > _______________________________________________
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> >         >
> >         >
> >
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> >
> >
> >
> >     --
> >     Lincoln Baxter, III
> >     http://ocpsoft.org
> >     "Simpler is better."
> >
> >     _______________________________________________
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> >
> >
> >
> >
> > --
> > Dan Allen
> > Principal Software Engineer, Red Hat | Author of Seam in Action
> > Registered Linux User #231597
> >
> > http://google.com/profiles/dan.j.allen
> > http://mojavelinux.com
> > http://mojavelinux.com/seaminaction
> >
> >
> >
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-- 
Lincoln Baxter, III
http://ocpsoft.org
"Simpler is better."
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