[geos-devel] 2 proposed c-api additions

[strk at refractions.net]

[sorry for late answer]
Ok to add normalize() and equalsExact() to the C-API.
No problem with buffer.xml, it's not even run by 'make check'
(see xmltester/Makefile.am for a list of actually run tests)

--strk;

On Wed, Jul 12, 2006 at 10:07:23PM -0600, Charlie Savage wrote:
> Hi everyone,
> 
> Strk pointed me at the XML test suite as a good source of test data.  So 
>  using Ruby, I now load the xml test cases and can run them through the 
> SWIG bindings which use the c api.
> 
> To do this, however, requires adding 2 methods to the C API.
> 
> The first method is Geometry::normalize which converts a geometry to its 
> cannonincal form.  Without this method, the results from performing 
> operations (like buffer) will be in some undetermined order and thus the 
> test fails since the actual result does not match the expected result. 
> Since this seems to be a generally useful method I'd like to add in to 
> the C API.
> 
> The second method is one I mentioned the other day, equalsExact.  The 
> XMLTestRunner uses this method to verify that the expected and actual 
> results match.  Unfortunately, using equals does not work since it 
> returns false in some cases where equalsExact returns true (you can set 
> a tolerance with equalsExact).  Once again, this seems like a generally 
> useful method so I'd also like to add in to the C API.
> 
> On my local box I have added both of these methods to the C API, and the 
>  SWIG bindings now generate the same results as the C++ API (i've only 
> done some of the tests so far).
> 
> Note that a number of the XML test cases fail using either API.  For 
> example, in buffer.xml roughly half the tests fail.  Is this a problem?
> 
> Charlie
> 
> 
> 
> 
> 



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