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import support |
import support |
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support.initthuban() |
support.initthuban() |
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from Thuban.Model.save import save_session |
from Thuban.Model.save import XMLWriter, save_session |
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from Thuban.Model.session import Session |
from Thuban.Model.session import Session |
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from Thuban.Model.map import Map |
from Thuban.Model.map import Map |
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from Thuban.Model.layer import Layer, RasterLayer |
from Thuban.Model.layer import Layer, RasterLayer |
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from Thuban.Model.proj import Projection |
from Thuban.Model.proj import Projection |
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from Thuban.Model.classification import ClassGroupSingleton, ClassGroupRange, \ |
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ClassGroupProperties |
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from Thuban.Model.range import Range |
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class SaxEventLister(xml.sax.handler.ContentHandler): |
class SaxEventLister(xml.sax.handler.ContentHandler): |
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return handler.eventlist |
return handler.eventlist |
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class XMLWriterTest(unittest.TestCase): |
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def testEncode(self): |
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"""Test XMLWriter.encode""" |
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writer = XMLWriter() |
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writer.encode("hello world") |
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writer.encode(unicode("hello world")) |
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self.assertEquals(writer.encode('&"\'<>'), |
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"&"'<>") |
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self.assertEquals(writer.encode(unicode('&"\'<>')), |
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"&"'<>") |
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class SaveSessionTest(unittest.TestCase, support.FileTestMixin): |
class SaveSessionTest(unittest.TestCase, support.FileTestMixin): |
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def compare_xml(self, xml1, xml2): |
def compare_xml(self, xml1, xml2): |
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#print expected_contents |
#print expected_contents |
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self.compare_xml(written_contents, expected_contents) |
self.compare_xml(written_contents, expected_contents) |
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def testClassifiedLayer(self): |
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"""Save a session with a single map with a single layer |
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with a classificaton. |
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""" |
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# deliberately put an apersand in the title :) |
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session = Session("single map&layer") |
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proj = Projection(["zone=26", "proj=utm", "ellps=clrk66"]) |
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map = Map("Test Map", projection = proj) |
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session.AddMap(map) |
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# use shapefile from the example data |
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shpfile = os.path.join(os.path.dirname(__file__), |
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os.pardir, "Data", "iceland", "political.shp") |
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layer = Layer("My Layer", session.OpenShapefile(shpfile)) |
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map.AddLayer(layer) |
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clazz = layer.GetClassification() |
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clazz.SetField("AREA") |
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clazz.AppendGroup(ClassGroupSingleton(42, |
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ClassGroupProperties(), |
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"single")) |
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clazz.AppendGroup(ClassGroupSingleton("text", |
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ClassGroupProperties(), |
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"single-text")) |
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clazz.AppendGroup(ClassGroupRange(0, 42, |
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ClassGroupProperties(), |
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"range")) |
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range = ClassGroupRange(Range("[0;42]")) |
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range.SetProperties(ClassGroupProperties()) |
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range.SetLabel("new-range") |
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clazz.AppendGroup(range) |
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filename = self.temp_file_name("save_singlemap.thuban") |
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save_session(session, filename) |
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file = open(filename) |
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written_contents = file.read() |
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file.close() |
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expected_template = '''<?xml version="1.0" encoding="UTF-8"?> |
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<!DOCTYPE session SYSTEM "thuban.dtd"> |
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<session title="single map&layer"> |
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<map title="Test Map"> |
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<projection name="Unknown"> |
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<parameter value="zone=26"/> |
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<parameter value="proj=utm"/> |
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<parameter value="ellps=clrk66"/> |
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</projection> |
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<layer title="My Layer" filename="%s" |
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fill="None" stroke="#000000" stroke_width="1" visible="%s"> |
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<classification field="AREA" field_type="double"> |
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<clnull label=""> |
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<cldata fill="None" stroke="#000000" stroke_width="1"/> |
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</clnull> |
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<clpoint value="42" label="single"> |
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<cldata fill="None" stroke="#000000" stroke_width="1"/> |
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</clpoint> |
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<clpoint value="text" label="single-text"> |
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<cldata fill="None" stroke="#000000" stroke_width="1"/> |
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</clpoint> |
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<clrange range="[0;42[" label="range"> |
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<cldata fill="None" stroke="#000000" stroke_width="1"/> |
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</clrange> |
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<clrange range="[0;42]" label="new-range"> |
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<cldata fill="None" stroke="#000000" stroke_width="1"/> |
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</clrange> |
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</classification> |
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</layer> |
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</map> |
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</session>''' |
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expected_contents = expected_template % \ |
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(os.path.join("..", "..", "Data", "iceland", "political.shp"), |
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"true") |
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#print written_contents |
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#print "********************************************" |
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#print expected_contents |
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self.compare_xml(written_contents, expected_contents) |
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session.Destroy() |
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if __name__ == "__main__": |
if __name__ == "__main__": |
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# Fake the __file__ global because it's needed by a test |
# Fake the __file__ global because it's needed by a test |