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Revision 1907 - (show annotations)
Fri Oct 31 17:35:11 2003 UTC (21 years, 4 months ago) by bh
Original Path: trunk/thuban/test/test_classification.py
File MIME type: text/x-python
File size: 13101 byte(s)
(TestClassification.setUp):
Subscribe to the CLASS_CHANGED messages
(TestClassification.tearDown): New. Destroy the classification
properly
(TestClassification.test_defaults): Add tests for the default line
width and whether no messages were sent yet
(TestClassification.test_set_default_properties): Add tests for
messages and setting the default line width
(TestClassification.test_add_singleton)
(TestClassification.test_add_range)
(TestClassification.test_multiple_groups): Add tests for messages

1 # Copyright (c) 2002, 2003 by Intevation GmbH
2 # Authors:
3 # Jonathan Coles <[email protected]>
4 #
5 # This program is free software under the GPL (>=v2)
6 # Read the file COPYING coming with Thuban for details.
7
8 """
9 Test the Classification class
10 """
11
12 __version__ = "$Revision$"
13 # $Source$
14 # $Id$
15
16 import unittest
17
18 import support
19 support.initthuban()
20
21 import copy
22
23 from Thuban.Model.color import Color, Transparent, Black
24 from Thuban.Model.classification import \
25 Classification, ClassGroup, \
26 ClassGroupDefault, ClassGroupSingleton, ClassGroupRange,\
27 ClassGroupProperties
28 from Thuban.Model.messages import CLASS_CHANGED
29
30 from Thuban.Model.range import Range
31
32
33
34 # A few colors for use by the test cases
35 red = Color(1, 0, 0)
36 green = Color(0, 1, 0)
37 blue = Color(0, 0, 1)
38
39
40 class TestClassGroupProperties(unittest.TestCase):
41
42 def test(self):
43 """Test ClassGroupProperties"""
44
45 props = ClassGroupProperties()
46 self.assertEqual(props.GetLineColor(), Black)
47 self.assertEqual(props.GetLineWidth(), 1)
48 self.assertEqual(props.GetFill(), Transparent)
49
50 props.SetLineColor(red)
51 self.assertEqual(props.GetLineColor(), red)
52
53 props.SetLineColor(blue)
54 self.assertEqual(props.GetLineColor(), blue)
55
56 props.SetLineWidth(10)
57 self.assertEqual(props.GetLineWidth(), 10)
58
59 self.assertRaises(ValueError, props.SetLineWidth, -10)
60 self.assertEqual(props.GetLineWidth(), 10)
61
62 newProps1 = ClassGroupProperties()
63 newProps2 = ClassGroupProperties()
64 self.assertNotEqual(newProps1, props)
65 self.assertEqual(newProps1, newProps2)
66
67
68 class TestClassGroup(unittest.TestCase):
69
70 def test(self):
71 """Test ClassGroup"""
72
73 # test constructor with no label
74 group = ClassGroup()
75 self.assertEqual(group.GetLabel(), "")
76
77 # test constructor with label
78 group = ClassGroup("hallo")
79 self.assertEqual(group.GetLabel(), "hallo")
80
81 # test SetLabel()/GetLabel()
82 group = ClassGroup("welt")
83 group.SetLabel("hallo")
84 self.assertEqual(group.GetLabel(), "hallo")
85
86 group.SetLabel("")
87 self.assertEqual(group.GetLabel(), "")
88
89 # test Matches
90 # Matches() is a virtual function...can't test it here
91 #
92 #self.assertEqual(group.Matches(None), False)
93 #self.assertEqual(group.Matches(1), False)
94 #self.assertEqual(group.Matches("hallo"), False)
95 #self.assertEqual(group.Matches([]), False)
96
97 # test GetProperties...also a virtual function
98 #self.assertEqual(group.GetProperties(), None)
99
100
101 class TestClassGroupDefault(unittest.TestCase):
102
103 def test(self):
104 """Test ClassGroupDefault"""
105
106 defProps = ClassGroupProperties()
107
108 newProps = ClassGroupProperties()
109 newProps.SetLineColor(Color(.25, .5, .75))
110 newProps.SetLineWidth(5)
111 newProps.SetFill(Color(.12, .24, .36))
112
113 # test constructor
114
115 group = ClassGroupDefault(newProps)
116 self.assertEqual(group.GetProperties(), newProps)
117
118 group = ClassGroupDefault(newProps, "hallo")
119 self.assertEqual(group.GetProperties(), newProps)
120 self.assertEqual(group.GetLabel(), "hallo")
121
122 # test empty constructor
123 group = ClassGroupDefault()
124 props = group.GetProperties()
125
126 self.assertEqual(group.GetLabel(), "")
127 self.assertEqual(defProps, props)
128
129 # test Matches()
130 self.assertEqual(group.Matches(None), True)
131 self.assertEqual(group.Matches(1), True)
132 self.assertEqual(group.Matches("hallo"), True)
133 self.assertEqual(group.Matches([]), True)
134
135 # test SetProperties()/GetProperties()
136 group.SetProperties(newProps)
137 self.assertEqual(group.GetProperties(), newProps)
138
139 # test copy
140 groupCopy = copy.copy(group)
141 self.assertEqual(group, groupCopy)
142
143
144 class TestClassGroupRange(unittest.TestCase):
145
146 def test(self):
147 """Test ClassGroupRange"""
148
149 defProps = ClassGroupProperties()
150 newProps = ClassGroupProperties()
151 newProps.SetLineColor(Color(.25, .5, .75))
152 newProps.SetLineWidth(5)
153 newProps.SetFill(Color(.12, .24, .36))
154
155 # test empty constructor
156 group = ClassGroupRange()
157
158 self.assertEqual(group.GetMin(), 0)
159 self.assertEqual(group.GetMax(), 1)
160 self.assertEqual(group.GetProperties(), defProps)
161 self.assertEqual(group.GetLabel(), "")
162
163 # test SetMax()
164 self.assertRaises(ValueError, group.SetMax, 0)
165 self.assertRaises(ValueError, group.SetMax, -1)
166 self.assertEquals(group.GetMax(), 1)
167 group.SetMax(2)
168 self.assertEquals(group.GetMax(), 2)
169
170 # test SetMin()
171 self.assertRaises(ValueError, group.SetMin, 2)
172 self.assertRaises(ValueError, group.SetMin, 3)
173 self.assertEquals(group.GetMin(), 0)
174 group.SetMin(-5)
175 self.assertEquals(group.GetMin(), -5)
176
177 # test SetProperties()/GetProperties()
178 group.SetProperties(newProps)
179 self.assertEqual(group.GetProperties(), newProps)
180
181 # test SetRange()
182 self.assertRaises(ValueError, group.SetRange, (1, 0))
183 group.SetRange(Range("]-oo;6]"))
184 self.assertEqual(group.GetRange(), "]-oo;6]")
185 group.SetRange((-5, 5))
186 self.assertEqual(group.GetRange(), "[-5;5[")
187
188 # test Matches()
189 self.assertEqual(group.Matches(-6), False)
190 self.assertEqual(group.Matches(-5), True)
191 self.assertEqual(group.Matches(0), True)
192 self.assertEqual(group.Matches(4), True)
193 self.assertEqual(group.Matches(5), False)
194
195 # test copy
196 groupCopy = copy.copy(group)
197 self.assertEqual(group, groupCopy)
198
199
200 class TestClassGroupSingleton(unittest.TestCase):
201
202 def test(self):
203 """Test ClassGroupSingleton"""
204
205 defProps = ClassGroupProperties()
206 newProps = ClassGroupProperties()
207 newProps.SetLineColor(Color(.25, .5, .75))
208 newProps.SetLineWidth(5)
209 newProps.SetFill(Color(.12, .24, .36))
210
211 # test empty constructor
212 group = ClassGroupSingleton()
213
214 self.assertEqual(group.GetValue(), 0)
215 self.assertEqual(group.GetProperties(), defProps)
216 self.assertEqual(group.GetLabel(), "")
217
218 # test SetProperties()/GetProperties()
219 group.SetProperties(newProps)
220 self.assertEqual(group.GetProperties(), newProps)
221
222 # test SetValue()
223 group.SetValue(5)
224 self.assertEqual(group.GetValue(), 5)
225
226 # test Matches()
227 self.assertEqual(group.Matches(0), False)
228 self.assertEqual(group.Matches(5), True)
229
230 group.SetValue("5")
231 self.assertNotEqual(group.GetValue(), 5)
232
233 # test Matches()
234 self.assertEqual(group.Matches(5), False)
235 self.assertEqual(group.Matches("5"), True)
236
237 group.SetValue("hallo")
238 self.assertEqual(group.GetValue(), "hallo")
239
240 # test Matches()
241 self.assertEqual(group.Matches("HALLO"), False)
242 self.assertEqual(group.Matches("hallo"), True)
243
244 # test copy
245 groupCopy = copy.copy(group)
246 self.assertEqual(group, groupCopy)
247
248
249 class TestClassification(unittest.TestCase, support.SubscriberMixin):
250
251 """Test cases for Classification"""
252
253 def setUp(self):
254 self.clazz = Classification()
255 self.clazz.Subscribe(CLASS_CHANGED, self.subscribe_with_params,
256 CLASS_CHANGED)
257 self.clear_messages()
258
259 def tearDown(self):
260 self.clear_messages()
261 self.clazz.Destroy()
262 del self.clazz
263
264 def test_defaults(self):
265 """Test Classification default settings"""
266 self.assertEqual(self.clazz.FindGroup(-1),
267 self.clazz.GetDefaultGroup())
268 self.assertEqual(self.clazz.GetDefaultLineColor(), Black)
269 self.assertEqual(self.clazz.GetDefaultFill(), Transparent)
270 self.assertEqual(self.clazz.GetDefaultLineWidth(), 1)
271
272 # The default group is not counted, hence 0 groups
273 self.assertEqual(self.clazz.GetNumGroups(), 0)
274
275 # No messages should have been sent so far
276 self.check_messages([])
277
278 def test_set_default_properties(self):
279 """Test Classification.SetDefaultLineColor and SetDefaultFill"""
280 # No messages so far
281 self.check_messages([])
282
283 # Change the default line color
284 self.clazz.SetDefaultLineColor(red)
285 self.assertEqual(self.clazz.GetDefaultLineColor(), red)
286 self.assertEqual(self.clazz.GetDefaultFill(), Transparent)
287 self.assertEqual(self.clazz.GetDefaultLineWidth(), 1)
288
289 self.check_messages([(CLASS_CHANGED,)])
290 self.clear_messages()
291
292 self.clazz.SetDefaultFill(green)
293 self.assertEqual(self.clazz.GetDefaultFill(), green)
294 self.assertEqual(self.clazz.GetDefaultLineColor(), red)
295 self.assertEqual(self.clazz.GetDefaultLineWidth(), 1)
296 self.check_messages([(CLASS_CHANGED,)])
297
298 self.check_messages([(CLASS_CHANGED,)])
299 self.clear_messages()
300
301 self.clazz.SetDefaultLineWidth(10)
302 self.assertEqual(self.clazz.GetDefaultFill(), green)
303 self.assertEqual(self.clazz.GetDefaultLineColor(), red)
304 self.assertEqual(self.clazz.GetDefaultLineWidth(), 10)
305 self.check_messages([(CLASS_CHANGED,)])
306
307 def test_add_singleton(self):
308 """Test Classification.AppendGroup(ClassGroupSingleton())"""
309 self.assertEquals(self.clazz.FindGroup(5),
310 self.clazz.GetDefaultGroup())
311
312 s = ClassGroupSingleton(5)
313 self.clazz.AppendGroup(s)
314 self.check_messages([(CLASS_CHANGED,)])
315 self.assertEquals(self.clazz.FindGroup(5), s)
316 self.assertEquals(self.clazz.FindGroup(0),
317 self.clazz.GetDefaultGroup())
318
319 def test_add_range(self):
320 """Test Classification.AppendGroup(ClassGroupRange())"""
321 self.assertEquals(self.clazz.FindGroup(0),
322 self.clazz.GetDefaultGroup())
323
324 r = ClassGroupRange((-10, 10))
325 self.clazz.AppendGroup(r)
326 self.check_messages([(CLASS_CHANGED,)])
327 self.assertEquals(self.clazz.FindGroup(-11),
328 self.clazz.GetDefaultGroup())
329 self.assertEquals(self.clazz.FindGroup(-10), r)
330 self.assertEquals(self.clazz.FindGroup(9), r)
331 self.assertEquals(self.clazz.FindGroup(5), r)
332 self.assertEquals(self.clazz.FindGroup(10),
333 self.clazz.GetDefaultGroup())
334
335 def test_multiple_groups(self):
336 """Test Classification with multiple groups"""
337 # two singletons matching 1 to test whether they're tested in
338 # the right order. Use a non default fill on the second to make
339 # it compare unequal to the first.
340 s1 = ClassGroupSingleton(1)
341 s1a = ClassGroupSingleton(1)
342 s1a.GetProperties().SetFill(blue)
343 # Sanity check: are they considered different?
344 self.assertNotEqual(s1, s1a)
345
346 s2 = ClassGroupSingleton(2)
347 r = ClassGroupRange((-10, 10))
348
349 self.clazz.AppendGroup(s1)
350 self.clazz.AppendGroup(s2)
351 self.clazz.AppendGroup(s1a)
352 self.clazz.AppendGroup(r)
353 self.check_messages([(CLASS_CHANGED,), (CLASS_CHANGED,),
354 (CLASS_CHANGED,), (CLASS_CHANGED,)])
355
356 self.assertEquals(self.clazz.FindGroup(-11),
357 self.clazz.GetDefaultGroup())
358 self.assertEquals(self.clazz.FindGroup(-10), r)
359 self.assertEquals(self.clazz.FindGroup(1), s1)
360 self.assertEquals(self.clazz.FindGroup(2), s2)
361 self.assertEquals(self.clazz.FindGroup(3), r)
362 self.assertEquals(self.clazz.FindGroup(9), r)
363 self.assertEquals(self.clazz.FindGroup(10),
364 self.clazz.GetDefaultGroup())
365
366 def test_deepcopy(self):
367 """Test deepcopy(Classification())"""
368 self.clazz.AppendGroup(ClassGroupSingleton(5))
369 self.clazz.AppendGroup(ClassGroupRange((-10, 10)))
370
371 clazz = copy.deepcopy(self.clazz)
372
373 self.assertEquals(clazz.GetNumGroups(), self.clazz.GetNumGroups())
374
375 for i in range(clazz.GetNumGroups()):
376 self.assertEquals(clazz.GetGroup(i), self.clazz.GetGroup(i))
377
378
379 def test_iterator(self):
380 """Test Classification iteration"""
381 groups = [ClassGroupSingleton(5), ClassGroupSingleton(5),
382 ClassGroupRange((-3, 3)), ClassGroupSingleton(-5),
383 ClassGroupDefault()]
384
385 for g in groups:
386 self.clazz.AppendGroup(g)
387
388 def convert(group):
389 if isinstance(group, ClassGroupDefault): return 0
390 if isinstance(group, ClassGroupSingleton): return 1
391 if isinstance(group, ClassGroupRange): return 2
392
393 list = []
394 for g in self.clazz:
395 list.append(convert(g))
396
397 self.assertEquals(list, [0, 1, 1, 2, 1, 0])
398
399
400 if __name__ == "__main__":
401 support.run_tests()

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