/[thuban]/branches/WIP-pyshapelib-bramz/test/test_proj.py
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revision 1982 by bh, Thu Nov 27 15:25:34 2003 UTC revision 2696 by bernhard, Sun Sep 17 23:19:21 2006 UTC
# Line 14  __version__ = "$Revision$" Line 14  __version__ = "$Revision$"
14  # $Id$  # $Id$
15    
16  import unittest  import unittest
17    import locale
18  import os  import os
19    
20    import localessupport
21  import xmlsupport  import xmlsupport
22  import support  import support
23  support.initthuban()  support.initthuban()
# Line 96  class TestProjection(unittest.TestCase, Line 98  class TestProjection(unittest.TestCase,
98                             "ellps=clrk66"])                             "ellps=clrk66"])
99          self.assertEquals(proj.GetProjectedUnits(), PROJ_UNITS_DEGREES)          self.assertEquals(proj.GetProjectedUnits(), PROJ_UNITS_DEGREES)
100    
101        def test_lc_numeric_robustness(self):
102            """Test if an LC_NUMERIC local with comma as decimal_point will work.
103    
104            Some versions of proj are not robust against this.
105            Starting with Python 2.4 there is a different behaviour when
106            calling C extensions and now they will see changes locales settings
107            which might tickle the bug in proj.
108            """
109            params = ["proj=latlong", "to_meter=0.01745", "ellps=clrk66"]
110    
111            oldlocale = localessupport.setdecimalcommalocale()
112            if oldlocale == None:
113                raise support.SkipTest(
114                        "No locale with comma as decimal_point found.")
115    
116            proj = Projection(params)
117            result1 =  proj.Forward(1,1)
118    
119            locale.setlocale(locale.LC_NUMERIC, "C")
120            proj = Projection(params)
121            result2= proj.Forward(1,1)
122    
123            locale.setlocale(locale.LC_NUMERIC, oldlocale)
124            self.assertFloatSeqEqual(result1, result2, epsilon = 1e-5 )
125    
126      def test_get_projection_units_normal(self):      def test_get_projection_units_normal(self):
127          """Test Projection.GetProjectedUnits() for normal projection"""          """Test Projection.GetProjectedUnits() for normal projection"""
128          proj = Projection(["zone=26", "proj=utm", "ellps=clrk66"])          proj = Projection(["zone=26", "proj=utm", "ellps=clrk66"])
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