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Viewing changes to trunk/python-packages/django/contrib/gis/tests/test_gdal_envelope.py

  • Committer: Matthew Nuzum
  • Date: 2008-11-13 05:46:03 UTC
  • Revision ID: matthew.nuzum@canonical.com-20081113054603-v0kvr6z6xyexvqt3
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trunk/python-packages/django/contrib/gis/tests/test_gdal_envelope.py
 
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import unittest
 
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from django.contrib.gis.gdal import Envelope, OGRException
 
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class EnvelopeTest(unittest.TestCase):
 
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    def test01_init(self):
 
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        "Testing Envelope initilization."
 
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        e1 = Envelope((0, 0, 5, 5))
 
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        e2 = Envelope(0, 0, 5, 5)
 
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        e3 = Envelope(0, '0', '5', 5) # Thanks to ww for this
 
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        e4 = Envelope(e1._envelope)
 
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        self.assertRaises(OGRException, Envelope, (5, 5, 0, 0))
 
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        self.assertRaises(OGRException, Envelope, 5, 5, 0, 0)
 
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        self.assertRaises(OGRException, Envelope, (0, 0, 5, 5, 3))
 
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        self.assertRaises(OGRException, Envelope, ())
 
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        self.assertRaises(ValueError, Envelope, 0, 'a', 5, 5)
 
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        self.assertRaises(TypeError, Envelope, u'foo')
 
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    def test02_properties(self):
 
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        "Testing Envelope properties."
 
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        e = Envelope(0, 0, 2, 3)
 
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        self.assertEqual(0, e.min_x)
 
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        self.assertEqual(0, e.min_y)
 
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        self.assertEqual(2, e.max_x)
 
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        self.assertEqual(3, e.max_y)
 
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        self.assertEqual((0, 0), e.ll)
 
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        self.assertEqual((2, 3), e.ur)
 
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        self.assertEqual((0, 0, 2, 3), e.tuple)
 
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        self.assertEqual('POLYGON((0.0 0.0,0.0 3.0,2.0 3.0,2.0 0.0,0.0 0.0))', e.wkt)
 
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        self.assertEqual('(0.0, 0.0, 2.0, 3.0)', str(e))
 
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    def test03_equivalence(self):
 
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        "Testing Envelope equivalence."
 
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        e1 = Envelope(0.523, 0.217, 253.23, 523.69)
 
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        e2 = Envelope((0.523, 0.217, 253.23, 523.69))
 
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        self.assertEqual(e1, e2)
 
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        self.assertEqual((0.523, 0.217, 253.23, 523.69), e1)
 
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def suite():
 
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    s = unittest.TestSuite()
 
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    s.addTest(unittest.makeSuite(EnvelopeTest))
 
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    return s
 
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def run(verbosity=2):
 
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    unittest.TextTestRunner(verbosity=verbosity).run(suite())