# $Id: resultcachetest.py 3886 2004-10-26 17:18:34Z sean $ # # Project: MapServer # Purpose: xUnit style Python mapscript tests of ResultCache # Author: Sean Gillies, sgillies@frii.com # # =========================================================================== # Copyright (c) 2004, Sean Gillies # # Permission is hereby granted, free of charge, to any person obtaining a # copy of this software and associated documentation files (the "Software"), # to deal in the Software without restriction, including without limitation # the rights to use, copy, modify, merge, publish, distribute, sublicense, # and/or sell copies of the Software, and to permit persons to whom the # Software is furnished to do so, subject to the following conditions: # # The above copyright notice and this permission notice shall be included # in all copies or substantial portions of the Software. # # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, # FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL # THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER # LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING # FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER # DEALINGS IN THE SOFTWARE. # =========================================================================== # # Execute this module as a script from mapserver/mapscript/python # # python tests/cases/resultcachetest.py -v # # =========================================================================== import os, sys import unittest # the testing module helps us import the pre-installed mapscript from testing import mapscript from testing import MapTestCase, MapPrimitivesTestCase # Base class class LayerQueryTestCase(MapTestCase): def setUp(self): MapTestCase.setUp(self) self.layer = self.map.getLayer(1) self.layer.template = 'some day i will fix this!' def pointquery(self): p = mapscript.pointObj(0.0, 51.5) self.layer.queryByPoint(self.map, p, mapscript.MS_MULTIPLE, -1) return self.layer.getResults() def indexquery(self): self.layer.queryByIndex(self.map, -1, 0, mapscript.MS_TRUE) return self.layer.getResults() # =========================================================================== # Test begins now class ResultCacheTestCase(LayerQueryTestCase): def testNoDirectAccess(self): """denying direct access to layer's resultcache""" self.assertRaises(AttributeError, getattr, self.layer, 'resultcache') def testNullResultCache(self): """before a query layer's resultcache should be NULL""" results = self.layer.getResults() assert results == None class PointQueryResultsTestCase(LayerQueryTestCase): def testCacheAfterQuery(self): """simple point query returns one result""" results = self.pointquery() assert results.numresults == 1 def testCacheAfterFailedQuery(self): """point query with no results returns NULL""" p = mapscript.pointObj(0.0, 0.0) self.layer.queryByPoint(self.map, p, mapscript.MS_MULTIPLE, -1) results = self.layer.getResults() assert results == None def testDeletionOfResults(self): """deleting results should not harm the layer""" results = self.pointquery() assert results.thisown == 0 del results results = self.layer.getResults() assert results.numresults == 1 def testQueryResultBounds(self): """result bounds should equal layer bounds""" results = self.pointquery() e = self.layer.getExtent() self.assertRectsEqual(results.bounds, e) def testQueryResultMembers(self): """get the single result member""" results = self.pointquery() self.layer.open() res = results.getResult(0) feature = self.layer.getFeature(res.shapeindex, res.tileindex) self.layer.close() self.assertRectsEqual(results.bounds, feature.bounds) assert feature.getValue(1) == 'A Polygon' def testQueryResultsListComp(self): """get all results using list comprehension""" results = self.pointquery() result_list = [results.getResult(i) for i in range(results.numresults)] assert len(result_list) == 1 assert result_list[0].shapeindex == 0 def testQueryByIndex(self): """pop a result into the result set""" self.layer.queryByIndex(self.map, -1, 0, mapscript.MS_FALSE) results = self.layer.getResults() assert results.numresults == 1 self.layer.queryByIndex(self.map, -1, 0, mapscript.MS_TRUE) results = self.layer.getResults() assert results.numresults == 2 class DumpAndLoadTestCase(LayerQueryTestCase): def testSaveAndLoadQuery(self): """test saving query to a file""" results = self.pointquery() self.map.saveQuery('test.qry') self.map.freeQuery() results = self.layer.getResults() assert results == None self.map.loadQuery('test.qry') results = self.layer.getResults() assert results is not None class LayerOffQueryTestCase(LayerQueryTestCase): def testPointQueryOffLayer(self): """simple point query returns one result, even if layer is off""" self.layer.status = mapscript.MS_OFF results = self.pointquery() assert results.numresults == 1 def testIndexQueryOffLayer(self): """simple index query returns one result, even if layer is off""" self.layer.status = mapscript.MS_OFF results = self.indexquery() assert results.numresults == 1 # =========================================================================== # Run the tests outside of the main suite if __name__ == '__main__': unittest.main()