/[escript]/trunk/escript/test/python/SliceSetting.py
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Contents of /trunk/escript/test/python/SliceSetting.py

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Revision 155 - (show annotations)
Wed Nov 9 02:02:19 2005 UTC (13 years, 11 months ago) by jgs
File MIME type: text/x-python
File size: 15899 byte(s)
move all directories from trunk/esys2 into trunk and remove esys2

1 import sys
2 import unittest
3 import os
4
5 from esys.escript import *
6 from esys import bruce
7
8 import numarray
9
10 """
11
12 Test slice setting for Data objects.
13
14 Version $Id$
15
16 """
17
18 from numarray import array,Float64,ones,greater
19
20 Tag1=10
21 Tag2=11
22
23 tol=1.E-15
24
25 #
26 # list of arguments: a list item has the form [a0,a1,a2]
27 # what a0 is the default value and a1 is used for tag Tag1
28 # and a2 for tag2. a0,a1,a2 are converted into numarrays.
29 #
30
31 arglist = [ \
32 [ [3,4], [-5,6.], [2,3] ], \
33 [ [[1,2],[3,4]], [[5,6],[7,8]], [[-5,-6],[7,8]] ], \
34 [ [[15,8],[12,8]], [[-9,9],[13,8]], [[7,34],[19,7]] ], \
35 [ [[[15,8],[12,8]],[[-9,9],[13,8]]], [[[3,4],[-9,4]],[[1,-9],[7,4]]], [[[5,2],[6,2]],[[-6,4],[7,5]]] ], \
36 [ 3.0, 6.0, 3 ] \
37 ]
38
39 # these are used to test slicing:
40 a_r1=[ [1,2,3], [-1,-2,-3], [100,200,300] ]
41 a_r1_in=[ [1./1,2,3], [-1./1,-1./2,-1./3], [1./100,1./200,1./300] ]
42 a_r4=[ \
43 [ [ [[ 1,2,3],[11,12,13]], [[21,22,23],[31,32,33]], [[41,42,43],[51,52,53]] ], [ [[101,102,103],[111,112,113]], [[121,122,123],[131,132,133]], [[141,142,143],[151,152,153]] ], [ [[201,202,203],[211,212,213]], [[221,222,223],[231,232,233]], [[241,242,243],[251,252,253]] ] ], \
44 [ [ [[ -1,-2,-3],[-11,-12,-13]], [[-21,-22,-23],[-31,-32,-33]], [[-41,-42,-43],[-51,-52,-53]] ], [ [[-101,-102,-103],[-111,-112,-113]], [[-121,-122,-123],[-131,-132,-133]], [[-141,-142,-143],[-151,-152,-153]] ], [ [[-201,-202,-203],[-211,-212,-213]], [[-221,-222,-223],[-231,-232,-233]], [[-241,-242,-243],[-251,-252,-253]] ] ], \
45 [ [[[ 11,12,13],[111,112,113]], [[121,122,123],[131,132,133]], [[141,142,143],[151,152,153]] ], [ [[1101,1102,1103],[1111,1112,1113]], [[1121,1122,1123],[1131,1132,1133]], [[1141,1142,1143],[1151,1152,1153]] ], [ [[1201,1202,1203],[1211,1212,1213]], [[1221,1222,1223],[1231,1232,1233]], [[1241,1242,1243],[1251,1252,1253]] ] ] ]
46 a_r4_in=[ \
47 [ [ [[ 1./1,1./2,1./3],[1./11,1./12,1./13]], [[1./21,1./22,1./23],[1./31,1./32,1./33]], [[1./41,1./42,1./43],[1./51,1./52,1./53]] ], [ [[1./101,1./102,1./103],[1./111,1./112,1./113]], [[1./121,1./122,1./123],[1./131,1./132,1./133]], [[1./141,1./142,1./143],[1./151,1./152,1./153]] ], [ [[1./201,1./202,1./203],[1./211,1./212,1./213]], [[1./221,1./222,1./223],[1./231,1./232,1./233]], [[1./241,1./242,1./243],[1./251,1./252,1./253]] ] ], \
48 [ [ [[ -1./1,-1./2,-1./3],[-1./11,-1./12,-1./13]], [[-1./21,-1./22,-1./23],[-1./31,-1./32,-1./33]], [[-1./41,-1./42,-1./43],[-1./51,-1./52,-1./53]] ], [ [[-1./101,-1./102,-1./103],[-1./111,-1./112,-1./113]], [[-1./121,-1./122,-1./123],[-1./131,-1./132,-1./133]], [[-1./141,-1./142,-1./143],[1./-151,-1./152,-1./153]] ], [ [[-1./201,-1./202,-1./203],[-1./211,-1./212,-1./213]], [[-1./221,-1./222,-1./223],[-1./231,-1./232,-1./233]], [[-1./241,-1./242,-1./243],[-1./251,-1./252,-1./253]] ] ], \
49 [ [[[ 1./11,1./12,1./13],[1./111,1./112,1./113]], [[1./121,1./122,1./123],[1./131,1./132,1./133]], [[1./141,1./142,1./143],[1./151,1./152,1./153]] ], [ [[1./1101,1./1102,1./1103],[1./1111,1./1112,1./1113]], [[1./1121,1./1122,1./1123],[1./1131,1./1132,1./1133]], [[1./1141,1./1142,1./1143],[1./1151,1./1152,1./1153]] ], [ [[1./1201,1./1202,1./1203],[1./1211,1./1212,1./1213]], [[1./1221,1./1222,1./1223],[1./1231,1./1232,1./1233]], [[1./1241,1./1242,1./1243],[1./1251,1./1252,1./1253]] ] ] ]
50
51 def turnToArray(val,tagged):
52 if tagged=="Tagged1":
53 out=[array(val[0],Float64),array(val[1],Float64),array(val[0],Float64)]
54 elif tagged=="Tagged2":
55 out=[array(val[0],Float64),array(val[1],Float64),array(val[2],Float64)]
56 else:
57 out=[array(val[0],Float64),array(val[0],Float64),array(val[0],Float64)]
58 return out
59
60 def prepareArg(val,ex,wh):
61 if ex=="Array":
62 out=val[0]
63 else:
64 if ex=="Expanded":
65 exx=True
66 else:
67 exx=False
68 out=Data(val[0],what=wh,expand=exx)
69 if ex=="Tagged1":
70 out.setTaggedValue(Tag1,val[1])
71 elif ex=="Tagged2":
72 out.setTaggedValue(Tag1,val[1])
73 out.setTaggedValue(Tag2,val[2])
74 return out
75
76 def checkResult(text,res,val0,val1,val2,wh):
77 ref=Data(val0,what=wh,expand=False)
78 ref.setTaggedValue(Tag1,val1)
79 ref.setTaggedValue(Tag2,val2)
80 norm=Lsup(ref)+tol
81 error=Lsup(ref-res)/norm
82 print "@@ %s, shape %s: error = %e"%(text,ref.getShape(),error)
83 if error>tol:
84 print "**** %s: error is too large"%(text)
85 raise SystemError,"@@ %s: error is too large"%(text)
86 sys.exit(1)
87
88 def getRank(arg):
89 if isinstance(arg,Data):
90 return arg.getRank()
91 else:
92 g=array(arg)
93 if g.rank==0:
94 return 1
95 else:
96 return g.rank
97
98 def isScalar(arg):
99 if isinstance(arg,Data):
100 if arg.getRank()==1 and arg.getShape()[0]==1:
101 return not None
102 else:
103 return None
104 else:
105 g=array(arg)
106 if g.rank==0:
107 return not None
108 else:
109 if g.rank==1 and g.shape[0]==1:
110 return not None
111 else:
112 return None
113
114 #
115 # ==============================================================
116 #
117 # test slice setting:
118 #
119
120 msh=bruce.Rectangle(20,6)
121 for wh in [ContinuousFunction(msh),Function(msh)]:
122
123 print wh
124
125 for ex1 in ["Constant","Expanded"]:
126
127 for ex2 in ["Array","Constant","Expanded"]:
128
129 print "Slice setting: ", ex1, ",", ex2, ":"
130
131 # rank 1
132
133 arrays_in=turnToArray(a_r1_in,ex2)
134
135 arg2=prepareArg(a_r1,ex1,wh)
136 arrays2=turnToArray(a_r1,ex1)
137 a_in=[arrays_in[0][:], \
138 arrays_in[1][:], \
139 arrays_in[2][:]]
140 expArg=prepareArg(a_in,ex2,wh)
141 arg2[:]=expArg
142 arrays2[0][:]=a_in[0]
143 arrays2[1][:]=a_in[1]
144 arrays2[2][:]=a_in[2]
145 checkResult("slicing, set: rank=1 [:] "+ex1+","+ex2, \
146 arg2, \
147 arrays2[0], \
148 arrays2[1], \
149 arrays2[2], \
150 wh)
151
152 arg2=prepareArg(a_r1,ex1,wh)
153 arrays2=turnToArray(a_r1,ex1)
154 a_in=[arrays_in[0][1], \
155 arrays_in[1][1], \
156 arrays_in[2][1]]
157 expArg=prepareArg(a_in,ex2,wh)
158 arg2[1]=expArg
159 arrays2[0][1]=a_in[0]
160 arrays2[1][1]=a_in[1]
161 arrays2[2][1]=a_in[2]
162 checkResult("slicing, set: rank=1 [1] "+ex1+","+ex2, \
163 arg2, \
164 arrays2[0], \
165 arrays2[1], \
166 arrays2[2], \
167 wh)
168
169 arg2=prepareArg(a_r1,ex1,wh)
170 arrays2=turnToArray(a_r1,ex1)
171 a_in=[arrays_in[0][1:3], \
172 arrays_in[1][1:3], \
173 arrays_in[2][1:3]]
174 expArg=prepareArg(a_in,ex2,wh)
175 arg2[1:3]=expArg
176 arrays2[0][1:3]=a_in[0]
177 arrays2[1][1:3]=a_in[1]
178 arrays2[2][1:3]=a_in[2]
179 checkResult("slicing, set: rank=1 [1:3] "+ex1+","+ex2, \
180 arg2, \
181 arrays2[0], \
182 arrays2[1], \
183 arrays2[2], \
184 wh)
185
186 arg2=prepareArg(a_r1,ex1,wh)
187 arrays2=turnToArray(a_r1,ex1)
188 a_in=[arrays_in[0][:2], \
189 arrays_in[1][:2], \
190 arrays_in[2][:2]]
191 expArg=prepareArg(a_in,ex2,wh)
192 arg2[:2]=expArg
193 arrays2[0][:2]=a_in[0]
194 arrays2[1][:2]=a_in[1]
195 arrays2[2][:2]=a_in[2]
196 checkResult("slicing, set: rank=1 [:2] "+ex1+","+ex2, \
197 arg2, \
198 arrays2[0], \
199 arrays2[1], \
200 arrays2[2], \
201 wh)
202
203 arg2=prepareArg(a_r1,ex1,wh)
204 arrays2=turnToArray(a_r1,ex1)
205 a_in=[arrays_in[0][2:], \
206 arrays_in[1][2:], \
207 arrays_in[2][2:]]
208 expArg=prepareArg(a_in,ex2,wh)
209 arg2[2:]=expArg
210 arrays2[0][2:]=a_in[0]
211 arrays2[1][2:]=a_in[1]
212 arrays2[2][2:]=a_in[2]
213 checkResult("slicing, set: rank=1 [2:] "+ex1+","+ex2, \
214 arg2, \
215 arrays2[0], \
216 arrays2[1], \
217 arrays2[2], \
218 wh)
219
220 # rank 4
221
222 arrays_in=turnToArray(a_r4_in,ex2)
223
224 arg2=prepareArg(a_r4,ex1,wh)
225 arrays2=turnToArray(a_r4,ex1)
226 a_in=[arrays_in[0][:], \
227 arrays_in[1][:], \
228 arrays_in[2][:]]
229 expArg=prepareArg(a_in,ex2,wh)
230 arg2[:]=expArg
231 arrays2[0][:]=a_in[0]
232 arrays2[1][:]=a_in[1]
233 arrays2[2][:]=a_in[2]
234 checkResult("slicing, set: rank=4 [:] "+ex1+","+ex2, \
235 arg2, \
236 arrays2[0], \
237 arrays2[1], \
238 arrays2[2], \
239 wh)
240
241 arg2=prepareArg(a_r4,ex1,wh)
242 arrays2=turnToArray(a_r4,ex1)
243 a_in=[arrays_in[0][1], \
244 arrays_in[1][1], \
245 arrays_in[2][1]]
246 expArg=prepareArg(a_in,ex2,wh)
247 arg2[1]=expArg
248 arrays2[0][1]=a_in[0]
249 arrays2[1][1]=a_in[1]
250 arrays2[2][1]=a_in[2]
251 checkResult("slicing, set: rank=4 [1] "+ex1+","+ex2, \
252 arg2, \
253 arrays2[0], \
254 arrays2[1], \
255 arrays2[2], \
256 wh)
257
258 arg2=prepareArg(a_r4,ex1,wh)
259 arrays2=turnToArray(a_r4,ex1)
260 a_in=[arrays_in[0][1:3], \
261 arrays_in[1][1:3], \
262 arrays_in[2][1:3]]
263 expArg=prepareArg(a_in,ex2,wh)
264 arg2[1:3]=expArg
265 arrays2[0][1:3]=a_in[0]
266 arrays2[1][1:3]=a_in[1]
267 arrays2[2][1:3]=a_in[2]
268 checkResult("slicing, set: rank=4 [1:3] "+ex1+","+ex2, \
269 arg2, \
270 arrays2[0], \
271 arrays2[1], \
272 arrays2[2], \
273 wh)
274
275 arg2=prepareArg(a_r4,ex1,wh)
276 arrays2=turnToArray(a_r4,ex1)
277 a_in=[arrays_in[0][:,:], \
278 arrays_in[1][:,:], \
279 arrays_in[2][:,:]]
280 expArg=prepareArg(a_in,ex2,wh)
281 arg2[:,:]=expArg
282 arrays2[0][:,:]=a_in[0]
283 arrays2[1][:,:]=a_in[1]
284 arrays2[2][:,:]=a_in[2]
285 checkResult("slicing, set: rank=4 [:,:] "+ex1+","+ex2, \
286 arg2, \
287 arrays2[0], \
288 arrays2[1], \
289 arrays2[2], \
290 wh)
291
292 arg2=prepareArg(a_r4,ex1,wh)
293 arrays2=turnToArray(a_r4,ex1)
294 a_in=[arrays_in[0][:,1], \
295 arrays_in[1][:,1], \
296 arrays_in[2][:,1]]
297 expArg=prepareArg(a_in,ex2,wh)
298 arg2[:,1]=expArg
299 arrays2[0][:,1]=a_in[0]
300 arrays2[1][:,1]=a_in[1]
301 arrays2[2][:,1]=a_in[2]
302 checkResult("slicing, set: rank=4 [:,1] "+ex1+","+ex2, \
303 arg2, \
304 arrays2[0], \
305 arrays2[1], \
306 arrays2[2], \
307 wh)
308
309 arg2=prepareArg(a_r4,ex1,wh)
310 arrays2=turnToArray(a_r4,ex1)
311 a_in=[arrays_in[0][:,1:3], \
312 arrays_in[1][:,1:3], \
313 arrays_in[2][:,1:3]]
314 expArg=prepareArg(a_in,ex2,wh)
315 arg2[:,1:3]=expArg
316 arrays2[0][:,1:3]=a_in[0]
317 arrays2[1][:,1:3]=a_in[1]
318 arrays2[2][:,1:3]=a_in[2]
319 checkResult("slicing, set: rank=4 [:,1:3] "+ex1+","+ex2, \
320 arg2, \
321 arrays2[0], \
322 arrays2[1], \
323 arrays2[2], \
324 wh)
325
326 arg2=prepareArg(a_r4,ex1,wh)
327 arrays2=turnToArray(a_r4,ex1)
328 a_in=[arrays_in[0][1:2,1:3], \
329 arrays_in[1][1:2,1:3], \
330 arrays_in[2][1:2,1:3]]
331 expArg=prepareArg(a_in,ex2,wh)
332 arg2[1:2,1:3]=expArg
333 arrays2[0][1:2,1:3]=a_in[0]
334 arrays2[1][1:2,1:3]=a_in[1]
335 arrays2[2][1:2,1:3]=a_in[2]
336 checkResult("slicing, set: rank=4 [1:2,1:3] "+ex1+","+ex2, \
337 arg2, \
338 arrays2[0], \
339 arrays2[1], \
340 arrays2[2], \
341 wh)
342
343 arg2=prepareArg(a_r4,ex1,wh)
344 arrays2=turnToArray(a_r4,ex1)
345 a_in=[arrays_in[0][1:2,1:3,1,1], \
346 arrays_in[1][1:2,1:3,1,1], \
347 arrays_in[2][1:2,1:3,1,1]]
348 expArg=prepareArg(a_in,ex2,wh)
349 arg2[1:2,1:3,1,1]=expArg
350 arrays2[0][1:2,1:3,1,1]=a_in[0]
351 arrays2[1][1:2,1:3,1,1]=a_in[1]
352 arrays2[2][1:2,1:3,1,1]=a_in[2]
353 checkResult("slicing, set: rank=4 [1:2,1:3,1,1] "+ex1+","+ex2, \
354 arg2, \
355 arrays2[0], \
356 arrays2[1], \
357 arrays2[2], \
358 wh)
359
360 arg2=prepareArg(a_r4,ex1,wh)
361 arrays2=turnToArray(a_r4,ex1)
362 a_in=[arrays_in[0][1:2,1:3,:,1], \
363 arrays_in[1][1:2,1:3,:,1], \
364 arrays_in[2][1:2,1:3,:,1]]
365 expArg=prepareArg(a_in,ex2,wh)
366 arg2[1:2,1:3,:,1]=expArg
367 arrays2[0][1:2,1:3,:,1]=a_in[0]
368 arrays2[1][1:2,1:3,:,1]=a_in[1]
369 arrays2[2][1:2,1:3,:,1]=a_in[2]
370 checkResult("slicing, set: rank=4 [1:2,1:3,:,1] "+ex1+","+ex2, \
371 arg2, \
372 arrays2[0], \
373 arrays2[1], \
374 arrays2[2], \
375 wh)
376
377 arg2=prepareArg(a_r4,ex1,wh)
378 arrays2=turnToArray(a_r4,ex1)
379 a_in=[arrays_in[0][1:2,1:3,0,:], \
380 arrays_in[1][1:2,1:3,0,:], \
381 arrays_in[2][1:2,1:3,0,:]]
382 expArg=prepareArg(a_in,ex2,wh)
383 arg2[1:2,1:3,0,:]=expArg
384 arrays2[0][1:2,1:3,0,:]=a_in[0]
385 arrays2[1][1:2,1:3,0,:]=a_in[1]
386 arrays2[2][1:2,1:3,0,:]=a_in[2]
387 checkResult("slicing, set: rank=4 [1:2,1:3,0,:] "+ex1+","+ex2, \
388 arg2, \
389 arrays2[0], \
390 arrays2[1], \
391 arrays2[2], \
392 wh)
393
394 arg2=prepareArg(a_r4,ex1,wh)
395 arrays2=turnToArray(a_r4,ex1)
396 a_in=[arrays_in[0][1:2,1:3,0,1], \
397 arrays_in[1][1:2,1:3,0,1], \
398 arrays_in[2][1:2,1:3,0,1]]
399 expArg=prepareArg(a_in,ex2,wh)
400 arg2[1:2,1:3,0,1]=expArg
401 arrays2[0][1:2,1:3,0,1]=a_in[0]
402 arrays2[1][1:2,1:3,0,1]=a_in[1]
403 arrays2[2][1:2,1:3,0,1]=a_in[2]
404 checkResult("slicing, set: rank=4 [1:2,1:3,0,1] "+ex1+","+ex2, \
405 arg2, \
406 arrays2[0], \
407 arrays2[1], \
408 arrays2[2], \
409 wh)
410
411 arg2=prepareArg(a_r4,ex1,wh)
412 arrays2=turnToArray(a_r4,ex1)
413 a_in=[arrays_in[0][1,1,0,1], \
414 arrays_in[1][1,1,0,1], \
415 arrays_in[2][1,1,0,1]]
416 expArg=prepareArg(a_in,ex2,wh)
417 arg2[1,1,0,1]=expArg
418 arrays2[0][1,1,0,1]=a_in[0]
419 arrays2[1][1,1,0,1]=a_in[1]
420 arrays2[2][1,1,0,1]=a_in[2]
421 checkResult("slicing, set: rank=4 [1,1,0,1] "+ex1+","+ex2, \
422 arg2, \
423 arrays2[0], \
424 arrays2[1], \
425 arrays2[2], \
426 wh)
427
428 sys.exit(0)
429 # end

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