wms/test/test_parser.py

# -*- encoding: iso-8859-1 -*-
#
# Copyright (c) 2004 by Intevation GmbH
# Authors:
# Martin Schulze <[email protected]>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

"""
Test for WMSCapabilitiesParser from ../parser.py

"""

__version__ = "$Revision$"
# $Source$
# $Id$

import os
import unittest

import adjustpath

from Extensions.wms.parser import WMSCapabilitiesParser


class TestWMSCapabilitiesParser(unittest.TestCase, WMSCapabilitiesParser):
    """
    Defines a test environment for the class WMSCapabilities.
    """

    def compareLists(self, foo, bar):
        """
        Compare two lists
        - check same number of elements
        - check whether all elements in the first list are part of the second
        """

        # Check for same number of elements
        if len(foo) != len(bar):
            self.fail("Different number of elements");

        # Loop through all elements for existance
        for elm in foo:
            if elm not in bar:
                self.fail("%s not in second list" % elm);


    def compareDicts(self, foo, bar):
        """
        Compare two dictionaries (hashes)
        - check same number of keys
        - check whether all keys from the first list are part of the second
        """

        # Check for same number of elements
        if len(foo) != len(bar):
            self.fail("Different number of keys");

        # Loop through all elements for existance
        for key in foo.keys():
            if key not in bar:
                self.fail("%s not in second dictionary" % key);
            if foo[key] != bar[key]:
                self.fail("%s has different value in second dictionary" % key);


    def setUp(self):
        """
        Load the locally stored frida capabilities.
        http://frida.intevation.org/cgi-bin/frida_wms?
        """

        try:
            try:
                f = open("sample.xml", "r")
            except:
                f = open(os.path.dirname(__file__) + "/sample.xml", "r")
        except:
            print "Cannot open sample.xml for reading"
        else:
            xml = f.read();
            f.close()
            self.grok(xml)


    def test_grok(self):
        """
        Test whether grok() discovers discrepancies in the SRS
        elements, calculated and specified.
        """

        self.compareLists(['name:beschriftung'], self.get_srs_discrepancies())


    def test_general(self):
        """
        Test general attributes extracted from Capabilities XML
        """

        self.assertEquals(self.getTitle().encode('latin-1'),
                          'Frida - Freie Vektor-Geodaten Osnabrück')
        self.assertEquals(self.getAbstract(), '')
        self.assertEquals(self.getFees(), '')
        self.assertEquals(self.getAccessConstraints(), '')
        formats = ['image/gif', 'image/png', 'image/jpeg', 'image/wbmp']
        self.compareLists(self.getFormats(), formats)
        layers = ['Osnabrueck', 'gruenflaechen', 'gewaesser',
                  'gewaesserpolyl','gewaesserlinien', 'strassen_all',
                  'strassenhinten', 'strassen', 'beschriftung',
                  'hauptbeschriftung', 'sehenswuerdigkeiten']
        self.compareLists(self.getLayers(), layers)
        self.compareLists(self.getSRS(), ['31493'])


    def test_LayerTitle(self):
        """
        Check if layer titles are recognised properly
        """

        # main layer
        self.assertEquals(self.getLayerTitle('Osnabrueck').encode('latin-1'),
                          'Frida - Freie Vektor-Geodaten Osnabrück')

        # first nested layer
        self.assertEquals(self.getLayerTitle(
                          'gruenflaechen').encode('latin-1'),
                          'Grünflächen')

        # first nested layer
        self.assertEquals(self.getLayerTitle('gewaesser').encode('latin-1'),
                          'Gewässer')

        # second nested layer
        self.assertEquals(self.getLayerTitle(
                          'gewaesserpolyl').encode('latin-1'),
                          'Gewässerflächen')


    def test_LayerSRS(self):
        """
        Check if the SRS are returned properly
        """

        # SRS of main layer
        self.compareLists(self.getLayerSRS('Osnabrueck'), ['31493'])

        # Single SRS of layer without inheritance
        self.compareLists(self.getLayerSRS('gruenflaechen'), ['31493'])

        # Multiple SRS of layer without inheritance, but overwriting
        self.compareLists(self.getLayerSRS('gewaesserpolyl'),
                          ['31493', '31494'])

        # Multiple SRS of layer with inheritance, one new locally
        self.compareLists(self.getLayerSRS('gewaesserlinien'),
                          ['31493', '31492'])

        # Multiple SRS with inheritance, two new locally
        self.compareLists(self.getLayerSRS('strassen'),
                          ['31493', '31494', '31495'])

        # Single SRS with inheritance but overwriting
        self.compareLists(self.getLayerSRS('beschriftung'),
                          ['31493', '31494', '31495'])


    def test_LatLonBoundingBoxes(self):
        """
        Check if the LatLonBoundingBoxes are returned properly
        """

        # main LatLonBoundingBox
        bbox = {'minx': "7.92881", 'miny': "52.2131",
                'maxx': "8.18349", 'maxy': "52.341"}
        self.compareDicts(self.getLayerLatLonBBox('Osnabrueck'), bbox)

        # inherited LatLonBoundingBox
        bbox = {'minx': "7.92881", 'miny': "52.2131",
                'maxx': "8.18349", 'maxy': "52.341"}
        self.compareDicts(self.getLayerLatLonBBox('gewaesser'), bbox)

        # third layer non-inherited LatLonBoundingBox
        bbox = {'minx': "7.93531", 'miny': "52.2328",
                'maxx': "8.17739", 'maxy': "52.3353"}
        self.compareDicts(self.getLayerLatLonBBox('gewaesserpolyl'), bbox)


    def test_BoundingBoxes(self):
        """
        Check if the BoundingBoxes are returned properly
        """

        # main BoundingBox
        bbox = {'minx': "3.427e+06",  'miny': "5.787e+06",
                'maxx': "3.4442e+06", 'maxy': "5.801e+06"}
        self.compareDicts(self.getLayerBBox('Osnabrueck', '31493'), bbox)

        # inherited BoundingBox
        self.compareDicts(self.getLayerBBox('gewaesser', '31493'), bbox)

        # overwritten BoundingBox
        bbox = {'minx': "3.427e+06",   'miny': "5.78901e+06",
                'maxx': "3.44173e+06", 'maxy': "5.79952e+06"}
        self.compareDicts(self.getLayerBBox('gewaesserlinien', '31492'), bbox)

        # multiple BoundingBoxes
        bbox = {'minx': "3.42743e+06", 'miny': "5.78919e+06",
                'maxx': "3.44381e+06", 'maxy': "5.80038e+06"}
        self.compareDicts(self.getLayerBBox('gewaesserpolyl', '31493'), bbox)
        bbox = {'minx': "3.42742e+06", 'miny': "5.78918e+06",
                'maxx': "3.44380e+06", 'maxy': "5.80037e+06"}
        self.compareDicts(self.getLayerBBox('gewaesserpolyl', '31494'), bbox)

        # Non-existing BoundingBox
        self.assertEquals(self.getLayerBBox('beschriftung', '31490'), None)


    def test_queryable(self):
        """
        Check if layers are properly classified queryable or not
        """

        # implicit setting in main layer
        self.assertEquals(self.isQueryable('Osnabrueck'), 0)

        # explicit setting in second layer
        self.assertEquals(self.isQueryable('gruenflaechen'), 0)
        
        # inherited setting in second layer
        self.assertEquals(self.isQueryable('gewaesser'), 0)
        
        # explicit setting in second layer
        self.assertEquals(self.isQueryable('sehenswuerdigkeiten'), 1)
        
        # explicit setting in third layer
        self.assertEquals(self.isQueryable('strassen'), 1)


if __name__ == "__main__":
    unittest.main()
1	joey	2114	# -- encoding: iso-8859-1 --
2			#
3			# Copyright (c) 2004 by Intevation GmbH
4			# Authors:
5			# Martin Schulze <[email protected]>
6			#
7			# This program is free software; you can redistribute it and/or modify
8			# it under the terms of the GNU General Public License as published by
9			# the Free Software Foundation; either version 2 of the License, or
10			# (at your option) any later version.
11			#
12			# This program is distributed in the hope that it will be useful,
13			# but WITHOUT ANY WARRANTY; without even the implied warranty of
14			# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15			# GNU General Public License for more details.
16			#
17			# You should have received a copy of the GNU General Public License
18			# along with this program; if not, write to the Free Software
19			# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20
21			"""
22			Test for WMSCapabilitiesParser from ../parser.py
23
24			"""
25
26			__version__ = "$Revision$"
27			# $Source$
28			# $Id$
29
30			import os
31			import unittest
32
33	joey	2121	import adjustpath
34	joey	2114
35			from Extensions.wms.parser import WMSCapabilitiesParser
36
37
38	joey	2130	class TestWMSCapabilitiesParser(unittest.TestCase, WMSCapabilitiesParser):
39	joey	2114	"""
40			Defines a test environment for the class WMSCapabilities.
41			"""
42
43	joey	2130	def compareLists(self, foo, bar):
44	joey	2114	"""
45			Compare two lists
46			- check same number of elements
47			- check whether all elements in the first list are part of the second
48			"""
49
50			# Check for same number of elements
51			if len(foo) != len(bar):
52	joey	2130	self.fail("Different number of elements");
53	joey	2114
54			# Loop through all elements for existance
55			for elm in foo:
56			if elm not in bar:
57	joey	2130	self.fail("%s not in second list" % elm);
58	joey	2114
59
60	joey	2130	def compareDicts(self, foo, bar):
61	joey	2114	"""
62			Compare two dictionaries (hashes)
63			- check same number of keys
64			- check whether all keys from the first list are part of the second
65			"""
66
67			# Check for same number of elements
68			if len(foo) != len(bar):
69	joey	2130	self.fail("Different number of keys");
70	joey	2114
71			# Loop through all elements for existance
72			for key in foo.keys():
73			if key not in bar:
74	joey	2130	self.fail("%s not in second dictionary" % key);
75	joey	2114	if foo[key] != bar[key]:
76	joey	2130	self.fail("%s has different value in second dictionary" % key);
77	joey	2114
78
79	joey	2127	def setUp(self):
80	joey	2114	"""
81			Load the locally stored frida capabilities.
82			http://frida.intevation.org/cgi-bin/frida_wms?
83			"""
84
85			try:
86			try:
87	joey	2130	f = open("sample.xml", "r")
88	joey	2114	except:
89	joey	2130	f = open(os.path.dirname(__file__) + "/sample.xml", "r")
90	joey	2114	except:
91			print "Cannot open sample.xml for reading"
92			else:
93	joey	2130	xml = f.read();
94	joey	2114	f.close()
95	joey	2130	self.grok(xml)
96	joey	2114
97
98	joey	2130	def test_grok(self):
99	joey	2128	"""
100	joey	2132	Test whether grok() discovers discrepancies in the SRS
101	joey	2128	elements, calculated and specified.
102			"""
103
104	joey	2132	self.compareLists(['name:beschriftung'], self.get_srs_discrepancies())
105	joey	2128
106
107	joey	2130	def test_general(self):
108	joey	2114	"""
109			Test general attributes extracted from Capabilities XML
110			"""
111
112	joey	2134	self.assertEquals(self.getTitle().encode('latin-1'),
113			'Frida - Freie Vektor-Geodaten Osnabrück')
114			self.assertEquals(self.getAbstract(), '')
115			self.assertEquals(self.getFees(), '')
116			self.assertEquals(self.getAccessConstraints(), '')
117	joey	2114	formats = ['image/gif', 'image/png', 'image/jpeg', 'image/wbmp']
118	joey	2134	self.compareLists(self.getFormats(), formats)
119	joey	2114	layers = ['Osnabrueck', 'gruenflaechen', 'gewaesser',
120			'gewaesserpolyl','gewaesserlinien', 'strassen_all',
121			'strassenhinten', 'strassen', 'beschriftung',
122			'hauptbeschriftung', 'sehenswuerdigkeiten']
123	joey	2134	self.compareLists(self.getLayers(), layers)
124			self.compareLists(self.getSRS(), ['31493'])
125	joey	2114
126
127	joey	2130	def test_LayerTitle(self):
128	joey	2114	"""
129			Check if layer titles are recognised properly
130			"""
131
132			# main layer
133	joey	2134	self.assertEquals(self.getLayerTitle('Osnabrueck').encode('latin-1'),
134			'Frida - Freie Vektor-Geodaten Osnabrück')
135	joey	2114
136			# first nested layer
137	joey	2135	self.assertEquals(self.getLayerTitle(
138			'gruenflaechen').encode('latin-1'),
139	joey	2134	'Grünflächen')
140	joey	2114
141			# first nested layer
142	joey	2134	self.assertEquals(self.getLayerTitle('gewaesser').encode('latin-1'),
143			'Gewässer')
144	joey	2114
145			# second nested layer
146	joey	2135	self.assertEquals(self.getLayerTitle(
147			'gewaesserpolyl').encode('latin-1'),
148	joey	2134	'Gewässerflächen')
149	joey	2114
150
151	joey	2130	def test_LayerSRS(self):
152	joey	2114	"""
153			Check if the SRS are returned properly
154			"""
155
156			# SRS of main layer
157	joey	2134	self.compareLists(self.getLayerSRS('Osnabrueck'), ['31493'])
158	joey	2114
159			# Single SRS of layer without inheritance
160	joey	2134	self.compareLists(self.getLayerSRS('gruenflaechen'), ['31493'])
161	joey	2114
162	joey	2126	# Multiple SRS of layer without inheritance, but overwriting
163	joey	2135	self.compareLists(self.getLayerSRS('gewaesserpolyl'),
164			['31493', '31494'])
165	joey	2114
166	joey	2126	# Multiple SRS of layer with inheritance, one new locally
167	joey	2135	self.compareLists(self.getLayerSRS('gewaesserlinien'),
168			['31493', '31492'])
169	joey	2114
170	joey	2126	# Multiple SRS with inheritance, two new locally
171	joey	2135	self.compareLists(self.getLayerSRS('strassen'),
172			['31493', '31494', '31495'])
173	joey	2114
174	joey	2126	# Single SRS with inheritance but overwriting
175	joey	2141	self.compareLists(self.getLayerSRS('beschriftung'),
176			['31493', '31494', '31495'])
177	joey	2114
178
179	joey	2130	def test_LatLonBoundingBoxes(self):
180	joey	2114	"""
181			Check if the LatLonBoundingBoxes are returned properly
182			"""
183
184			# main LatLonBoundingBox
185			bbox = {'minx': "7.92881", 'miny': "52.2131",
186			'maxx': "8.18349", 'maxy': "52.341"}
187	joey	2134	self.compareDicts(self.getLayerLatLonBBox('Osnabrueck'), bbox)
188	joey	2114
189			# inherited LatLonBoundingBox
190			bbox = {'minx': "7.92881", 'miny': "52.2131",
191			'maxx': "8.18349", 'maxy': "52.341"}
192	joey	2134	self.compareDicts(self.getLayerLatLonBBox('gewaesser'), bbox)
193	joey	2114
194			# third layer non-inherited LatLonBoundingBox
195			bbox = {'minx': "7.93531", 'miny': "52.2328",
196			'maxx': "8.17739", 'maxy': "52.3353"}
197	joey	2134	self.compareDicts(self.getLayerLatLonBBox('gewaesserpolyl'), bbox)
198	joey	2114
199
200	joey	2130	def test_BoundingBoxes(self):
201	joey	2114	"""
202			Check if the BoundingBoxes are returned properly
203			"""
204
205			# main BoundingBox
206			bbox = {'minx': "3.427e+06", 'miny': "5.787e+06",
207			'maxx': "3.4442e+06", 'maxy': "5.801e+06"}
208	joey	2134	self.compareDicts(self.getLayerBBox('Osnabrueck', '31493'), bbox)
209	joey	2114
210			# inherited BoundingBox
211	joey	2134	self.compareDicts(self.getLayerBBox('gewaesser', '31493'), bbox)
212	joey	2114
213			# overwritten BoundingBox
214			bbox = {'minx': "3.427e+06", 'miny': "5.78901e+06",
215			'maxx': "3.44173e+06", 'maxy': "5.79952e+06"}
216	joey	2134	self.compareDicts(self.getLayerBBox('gewaesserlinien', '31492'), bbox)
217	joey	2114
218			# multiple BoundingBoxes
219			bbox = {'minx': "3.42743e+06", 'miny': "5.78919e+06",
220			'maxx': "3.44381e+06", 'maxy': "5.80038e+06"}
221	joey	2134	self.compareDicts(self.getLayerBBox('gewaesserpolyl', '31493'), bbox)
222	joey	2114	bbox = {'minx': "3.42742e+06", 'miny': "5.78918e+06",
223			'maxx': "3.44380e+06", 'maxy': "5.80037e+06"}
224	joey	2134	self.compareDicts(self.getLayerBBox('gewaesserpolyl', '31494'), bbox)
225	joey	2114
226	joey	2142	# Non-existing BoundingBox
227			self.assertEquals(self.getLayerBBox('beschriftung', '31490'), None)
228	joey	2119
229	joey	2142
230	joey	2130	def test_queryable(self):
231	joey	2114	"""
232			Check if layers are properly classified queryable or not
233			"""
234
235			# implicit setting in main layer
236	joey	2134	self.assertEquals(self.isQueryable('Osnabrueck'), 0)
237	joey	2114
238			# explicit setting in second layer
239	joey	2134	self.assertEquals(self.isQueryable('gruenflaechen'), 0)
240	joey	2114
241			# inherited setting in second layer
242	joey	2134	self.assertEquals(self.isQueryable('gewaesser'), 0)
243	joey	2114
244			# explicit setting in second layer
245	joey	2134	self.assertEquals(self.isQueryable('sehenswuerdigkeiten'), 1)
246	joey	2114
247			# explicit setting in third layer
248	joey	2134	self.assertEquals(self.isQueryable('strassen'), 1)
249	joey	2114
250
251			if __name__ == "__main__":
252			unittest.main()
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