/[thuban]/branches/WIP-pyshapelib-bramz/test/test_load.py
ViewVC logotype

Diff of /branches/WIP-pyshapelib-bramz/test/test_load.py

Parent Directory Parent Directory | Revision Log Revision Log | View Patch Patch

revision 1642 by bh, Mon Aug 25 10:54:31 2003 UTC revision 1687 by bh, Fri Aug 29 10:02:16 2003 UTC
# Line 34  import unittest Line 34  import unittest
34  import support  import support
35  support.initthuban()  support.initthuban()
36    
37    import postgissupport
38  from xmlsupport import sax_eventlist  from xmlsupport import sax_eventlist
39    
40  import dbflib  import dbflib
41    
42  from Thuban.Model.save import save_session  from Thuban.Model.save import save_session
43  from Thuban.Model.load import load_session, parse_color, LoadError  from Thuban.Model.load import load_session, parse_color, LoadError, \
44         LoadCancelled
45  from Thuban.Model.color import Transparent  from Thuban.Model.color import Transparent
46  from Thuban.Model.classification import ClassGroupProperties, ClassGroupRange,\  from Thuban.Model.classification import ClassGroupProperties, ClassGroupRange,\
47      ClassGroupSingleton, ClassGroupDefault      ClassGroupSingleton, ClassGroupDefault
48    from Thuban.Model.postgisdb import ConnectionError
49    
50  def filenames_equal(name1, name2):  def filenames_equal(name1, name2):
51      """Return true if the filenames name1 and name2 are equal.      """Return true if the filenames name1 and name2 are equal.
# Line 80  class LoadSessionTest(support.FileLoadTe Line 82  class LoadSessionTest(support.FileLoadTe
82          self.session = None          self.session = None
83    
84    
85      dtd = "http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd"      dtd = "http://thuban.intevation.org/dtds/thuban-0.9.dtd"
86      thubanids = [((dtd, n), (None, "id")) for n in      thubanids = [((dtd, n), (None, "id")) for n in
87                   ["fileshapesource", "filetable", "jointable",                   ["fileshapesource", "filetable", "jointable",
88                    "derivedshapesource"]]                    "derivedshapesource"]]
# Line 90  class LoadSessionTest(support.FileLoadTe Line 92  class LoadSessionTest(support.FileLoadTe
92                       ("jointable", "right"),                       ("jointable", "right"),
93                       ("derivedshapesource", "table"),                       ("derivedshapesource", "table"),
94                       ("derivedshapesource", "shapesource")]]                       ("derivedshapesource", "shapesource")]]
95        filenames = [((dtd, n), (None, m)) for n, m in
96                     [("fileshapesource", "filename"),
97                      ("rasterlayer", "filename"),
98                      ("filetable", "filename")]]
99      del n, m, dtd      del n, m, dtd
100    
101      def check_format(self):      def check_format(self):
# Line 100  class LoadSessionTest(support.FileLoadTe Line 106  class LoadSessionTest(support.FileLoadTe
106          filename = self.temp_file_name(self.id() + ".roundtrip.thuban")          filename = self.temp_file_name(self.id() + ".roundtrip.thuban")
107          save_session(self.session, filename)          save_session(self.session, filename)
108          el1 = sax_eventlist(filename = filename, ids = self.thubanids,          el1 = sax_eventlist(filename = filename, ids = self.thubanids,
109                              idrefs = self.thubanidrefs)                              idrefs = self.thubanidrefs,
110                                filenames = self.filenames)
111          el2 = sax_eventlist(filename = self.filename(), ids = self.thubanids,          el2 = sax_eventlist(filename = self.filename(), ids = self.thubanids,
112                              idrefs = self.thubanidrefs)                              idrefs = self.thubanidrefs,
113                                filenames = self.filenames)
114          if 0:          if 0:
115              for a, b in zip(el1, el2):              for a, b in zip(el1, el2):
116                  print a != b and "***************" or ""                  print a != b and "***************" or ""
# Line 168  class TestSingleLayer(LoadSessionTest): Line 176  class TestSingleLayer(LoadSessionTest):
176      file_contents = '''\      file_contents = '''\
177  <?xml version="1.0" encoding="UTF-8"?>  <?xml version="1.0" encoding="UTF-8"?>
178  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
179  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd"  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd"
180          title="single map&amp;layer">          title="single map&amp;layer">
181      <fileshapesource filetype="shapefile" id="D1"      <fileshapesource filetype="shapefile" id="D1"
182          filename="../../Data/iceland/political.shp"/>          filename="../../Data/iceland/political.shp"/>
# Line 229  class TestLayerVisibility(LoadSessionTes Line 237  class TestLayerVisibility(LoadSessionTes
237      file_contents = '''\      file_contents = '''\
238  <?xml version="1.0" encoding="UTF-8"?>  <?xml version="1.0" encoding="UTF-8"?>
239  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
240  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd"  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd"
241          title="single map&amp;layer">          title="single map&amp;layer">
242      <fileshapesource filetype="shapefile" id="D1"      <fileshapesource filetype="shapefile" id="D1"
243          filename="../../Data/iceland/political.shp"/>          filename="../../Data/iceland/political.shp"/>
# Line 354  class TestLabels(ClassificationTest): Line 362  class TestLabels(ClassificationTest):
362      file_contents = '''\      file_contents = '''\
363  <?xml version="1.0" encoding="UTF-8"?>  <?xml version="1.0" encoding="UTF-8"?>
364  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
365  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd"  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd"
366          title="single map&amp;layer">          title="single map&amp;layer">
367      <fileshapesource filetype="shapefile" id="D1"      <fileshapesource filetype="shapefile" id="D1"
368          filename="../../Data/iceland/political.shp"/>          filename="../../Data/iceland/political.shp"/>
# Line 402  class TestLayerProjection(LoadSessionTes Line 410  class TestLayerProjection(LoadSessionTes
410      file_contents = '''\      file_contents = '''\
411  <?xml version="1.0" encoding="UTF-8"?>  <?xml version="1.0" encoding="UTF-8"?>
412  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
413  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd"  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd"
414          title="single map&amp;layer">          title="single map&amp;layer">
415      <fileshapesource filetype="shapefile" id="D2"      <fileshapesource filetype="shapefile" id="D2"
416          filename="../../Data/iceland/roads-line.shp"/>          filename="../../Data/iceland/roads-line.shp"/>
# Line 434  class TestLayerProjection(LoadSessionTes Line 442  class TestLayerProjection(LoadSessionTes
442                  title="My Layer" stroke_width="1" fill="None">                  title="My Layer" stroke_width="1" fill="None">
443              <projection name="Unknown">              <projection name="Unknown">
444                  <parameter value="proj=lcc"/>                  <parameter value="proj=lcc"/>
445                    <parameter value="lat_1=10"/>
446                    <parameter value="lat_2=20"/>
447                  <parameter value="ellps=clrk66"/>                  <parameter value="ellps=clrk66"/>
448              </projection>              </projection>
449          </layer>          </layer>
# Line 466  class TestLayerProjection(LoadSessionTes Line 476  class TestLayerProjection(LoadSessionTes
476          neq(proj, None)          neq(proj, None)
477          eq(proj.GetName(), "Unknown")          eq(proj.GetName(), "Unknown")
478          eq(proj.GetParameter("proj"), "lcc")          eq(proj.GetParameter("proj"), "lcc")
479            eq(proj.GetParameter("lat_1"), "10")
480            eq(proj.GetParameter("lat_2"), "20")
481          eq(proj.GetParameter("ellps"), "clrk66")          eq(proj.GetParameter("ellps"), "clrk66")
482    
483          self.check_format()          self.check_format()
# Line 476  class TestRasterLayer(LoadSessionTest): Line 488  class TestRasterLayer(LoadSessionTest):
488      file_contents = '''\      file_contents = '''\
489  <?xml version="1.0" encoding="UTF-8"?>  <?xml version="1.0" encoding="UTF-8"?>
490  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
491  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd"  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd"
492          title="single map&amp;layer">          title="single map&amp;layer">
493      <map title="Test Map">      <map title="Test Map">
494          <rasterlayer visible="false" filename="../../Data/iceland/island.tif"          <rasterlayer visible="false" filename="../../Data/iceland/island.tif"
# Line 510  class TestJoinedTable(LoadSessionTest): Line 522  class TestJoinedTable(LoadSessionTest):
522    
523      file_contents = '''<?xml version="1.0" encoding="UTF-8"?>      file_contents = '''<?xml version="1.0" encoding="UTF-8"?>
524  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
525  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd" title="A Joined Table session">  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd" title="A Joined Table session">
526      <fileshapesource filetype="shapefile" id="D137227612"      <fileshapesource filetype="shapefile" id="D137227612"
527          filename="../../Data/iceland/roads-line.shp"/>          filename="../../Data/iceland/roads-line.shp"/>
528      <filetable filetype="DBF" filename="load_joinedtable.dbf" id="D136171140"      <filetable filetype="DBF" filename="load_joinedtable.dbf" id="D136171140"
# Line 554  class TestJoinedTable(LoadSessionTest): Line 566  class TestJoinedTable(LoadSessionTest):
566          self.check_format()          self.check_format()
567    
568    
569    
570    class TestPostGISLayer(LoadSessionTest):
571    
572        file_contents = '''<?xml version="1.0" encoding="UTF-8"?>
573    <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
574    <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd"
575            title="unnamed session">
576        <dbconnection port="%(port)s" host="%(host)s" user="%(user)s"
577            dbtype="postgis" id="D142684948" dbname="%(dbname)s"/>
578        <dbshapesource tablename="landmarks" id="D143149420" dbconn="D142684948"/>
579        <map title="unnamed map">
580            <layer shapestore="D143149420" visible="true" stroke="#000000"
581                    title="landmarks" stroke_width="1" fill="None"/>
582        </map>
583    </session>
584    '''
585    
586        def setUp(self):
587            """Extend the inherited method to start the postgis server
588    
589            Furthermore, patch the file contents with the real postgis db
590            information
591            """
592            postgissupport.skip_if_no_postgis()
593            self.server = postgissupport.get_test_server()
594            self.postgisdb = self.server.get_default_static_data_db()
595    
596            self.file_contents = self.__class__.file_contents % {
597                "dbname": self.postgisdb.dbname,
598                "user": self.server.user_name,
599                "port": self.server.port,
600                "host": self.server.host}
601            LoadSessionTest.setUp(self)
602    
603        def test(self):
604            """Test loading a session containing a postgis shapestore"""
605            session = load_session(self.filename())
606            self.session = session
607            connections = session.DBConnections()
608            self.assertEquals(len(connections), 1)
609            conn = connections[0]
610            for attr, value in [("host", self.server.host),
611                                ("port", str(self.server.port)),
612                                ("user", self.server.user_name),
613                                ("dbname", self.postgisdb.dbname)]:
614                self.assertEquals(getattr(conn, attr), value)
615            layer = session.Maps()[0].Layers()[0]
616            self.failUnless(layer.ShapeStore().DBConnection() is conn)
617    
618    
619    class TestPostGISLayerPassword(LoadSessionTest):
620    
621        file_contents = '''<?xml version="1.0" encoding="UTF-8"?>
622    <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
623    <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd"
624            title="unnamed session">
625        <dbconnection port="%(port)s" host="%(host)s" user="%(user)s"
626            dbtype="postgis" id="D142684948" dbname="%(dbname)s"/>
627        <dbshapesource tablename="landmarks" id="D143149420" dbconn="D142684948"/>
628        <map title="unnamed map">
629            <layer shapestore="D143149420" visible="true" stroke="#000000"
630                    title="landmarks" stroke_width="1" fill="None"/>
631        </map>
632    </session>
633    '''
634    
635        def setUp(self):
636            """Extend the inherited method to start the postgis server
637    
638            Furthermore, patch the file contents with the real postgis db
639            information
640            """
641            postgissupport.skip_if_no_postgis()
642            self.server = postgissupport.get_test_server()
643            self.postgisdb = self.server.get_default_static_data_db()
644    
645            self.file_contents = self.__class__.file_contents % {
646                "dbname": self.postgisdb.dbname,
647                "user": self.server.user_name,
648                "port": self.server.port,
649                "host": self.server.host}
650            LoadSessionTest.setUp(self)
651    
652            self.db_connection_callback_called = False
653            self.server.require_authentication(True)
654    
655        def tearDown(self):
656            """Extend the inherited method to switch off postgresql authentication
657            """
658            self.server.require_authentication(False)
659            LoadSessionTest.tearDown(self)
660    
661        def db_connection_callback(self, params, message):
662            """Implementation of Thuban.Model.hooks.query_db_connection_parameters
663            """
664            self.assertEquals(params,
665                              {"dbname": self.postgisdb.dbname,
666                               "user": self.server.user_name,
667                               "port": str(self.server.port),
668                               "host": self.server.host})
669            self.db_connection_callback_called = True
670            params = params.copy()
671            params["password"] = self.server.user_password
672            return params
673    
674        def test_with_callback(self):
675            """Test loading a session with postgis, authentication and a callback
676            """
677            session = load_session(self.filename(),
678                          db_connection_callback = self.db_connection_callback)
679            self.session = session
680            connections = session.DBConnections()
681            self.assertEquals(len(connections), 1)
682            conn = connections[0]
683            for attr, value in [("host", self.server.host),
684                                ("port", str(self.server.port)),
685                                ("user", self.server.user_name),
686                                ("dbname", self.postgisdb.dbname)]:
687                self.assertEquals(getattr(conn, attr), value)
688            layer = session.Maps()[0].Layers()[0]
689            self.failUnless(layer.ShapeStore().DBConnection() is conn)
690            self.failUnless(self.db_connection_callback_called)
691    
692        def test_without_callback(self):
693            """Test loading a session with postgis, authentication and no callback
694            """
695            # A password is required and there's no callback, so we should
696            # get a ConnectionError
697            self.assertRaises(ConnectionError, load_session, self.filename())
698    
699        def test_cancel(self):
700            """Test loading a session with postgis and cancelling authentication
701            """
702            def cancel(*args):
703                self.db_connection_callback_called = True
704                return None
705    
706            # If the user cancels, i.e. if the callbakc returns None, a
707            # LoadCancelled exception is raised.
708            self.assertRaises(LoadCancelled,
709                              load_session, self.filename(), cancel)
710            self.failUnless(self.db_connection_callback_called)
711    
712    
713  class TestLoadError(LoadSessionTest):  class TestLoadError(LoadSessionTest):
714    
715      file_contents = '''\      file_contents = '''\
716  <?xml version="1.0" encoding="UTF-8"?>  <?xml version="1.0" encoding="UTF-8"?>
717  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">  <!DOCTYPE session SYSTEM "thuban-0.9.dtd">
718  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd"  <session xmlns="http://thuban.intevation.org/dtds/thuban-0.9.dtd"
719          title="single map&amp;layer">          title="single map&amp;layer">
720      <fileshapesource id="D1" filename="../../Data/iceland/political.shp"/>      <fileshapesource id="D1" filename="../../Data/iceland/political.shp"/>
721      <map title="Test Map">      <map title="Test Map">
# Line 586  class TestLoadError(LoadSessionTest): Line 742  class TestLoadError(LoadSessionTest):
742              # LoadError really was about the missing attribute              # LoadError really was about the missing attribute
743              self.assertEquals(str(value),              self.assertEquals(str(value),
744                "Element "                "Element "
745                "(u'http://thuban.intevation.org/dtds/thuban-0.9-dev.dtd',"                "(u'http://thuban.intevation.org/dtds/thuban-0.9.dtd',"
746                " u'fileshapesource') requires an attribute 'filetype'")                " u'fileshapesource') requires an attribute 'filetype'")
747          else:          else:
748              self.fail("Missing filetype attribute doesn't raise LoadError")              self.fail("Missing filetype attribute doesn't raise LoadError")
749    
750  if __name__ == "__main__":  if __name__ == "__main__":
751      unittest.main()      support.run_tests()
Legend:
Removed from v.1642  
changed lines
  Added in v.1687
[email protected]
 ViewVC Help
Powered by ViewVC 1.1.26