def test_geom_predicate_B(self):
"""
fdw.WCS._get_predicates A = geom
"""
options = {'url' : '', 'layer' : '', 'crs' : 'EPSG:4326', 'band' : '2'}
columns = ['raster', 'geom']
qual = Qual('xyz', '=', 'geom')
fdw = WCS(options, columns)
value = fdw._get_predicates([qual])
self.assertEquals(value, 'xyz')
def test_no_connect(self):
"""
fdw.WCS._get_raster bad connection
"""
options = {'url' : 'http://non-existant-url.net', 'layer' : '', 'crs' : 'EPSG:4326', 'band' : '2'}
columns = ['raster', 'geom']
qual = Qual('010100000000000000000000000000000000000000', '=', 'geom')
fdw = WCS(options, columns)
result = fdw.execute([qual], columns)
self.assertListEqual(result, [])
def test_custom_band(self):
"""
fdw.WCS.__init__ custom band
"""
options = {'url' : '', 'layer' : '', 'crs' : 'EPSG:4326', 'band' : '2'}
columns = ['raster', 'geom']
fdw = WCS(options, columns)
self.assertRegexpMatches(fdw.xml, '<singleValue>2</singleValue>')
def test_custom_width(self):
"""
fdw.WCS.__init__ custom width
"""
options = {'url' : '', 'layer' : '', 'crs' : 'EPSG:4326', 'width' : '1024'}
columns = ['raster', 'geom']
fdw = WCS(options, columns)
self.assertRegexpMatches(fdw.xml, '<gml:high>1024')
def test_crs(self):
"""
fdw.WCS.__init__ custom CRS
"""
options = {'url' : '', 'layer' : '', 'crs' : 'epsg:4326'}
columns = ['raster', 'geom']
fdw = WCS(options, columns)
self.assertEquals(fdw.srid, 4326)
def test_geom_predicate_missing(self):
"""
fdw.WCS.execute missing geom predicate
"""
options = {'url' : '', 'layer' : '', 'crs' : 'EPSG:4326', 'band' : '2'}
columns = ['raster', 'geom']
qual = Qual('xyz', '=', 'xyz')
fdw = WCS(options, columns)
self.assertRaises(MissingQueryPredicateError, fdw._get_predicates, [qual])
