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Tue Jan 23 10:43:55 2007 UTC (12 years, 10 months ago) by johnpye
Original Path: trunk/test.py
File MIME type: text/x-python
File size: 30210 byte(s)
Added test cases for IDA incidence check.
Added test for where REQUIRE specifies nonexistent file.
1 johnpye 1008 #!/usr/bin/env python
2 johnpye 1102 # ASCEND modelling environment
3     # Copyright (C) 2006 Carnegie Mellon University
4     #
5     # This program is free software; you can redistribute it and/or modify
6     # it under the terms of the GNU General Public License as published by
7     # the Free Software Foundation; either version 2, or (at your option)
8     # any later version.
9     #
10     # This program is distributed in the hope that it will be useful,
11     # but WITHOUT ANY WARRANTY; without even the implied warranty of
12     # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13     # GNU General Public License for more details.
14     #
15     # You should have received a copy of the GNU General Public License
16     # along with this program; if not, write to the Free Software
17     # Foundation, Inc., 59 Temple Place - Suite 330,
18     # Boston, MA 02111-1307, USA.
19    
20     # This script gives a test suite for the high-level interface of ASCEND via
21     # Python. It is also planned to be a wrapper for the CUnit test suite, although
22     # this is still experimental.
23    
24 johnpye 669 import unittest
25 johnpye 1104 import os, sys
26 johnpye 1098 import math
27     import atexit
28 johnpye 1091
29     import platform
30 johnpye 1028 if platform.system() != "Windows":
31     import dl
32     sys.setdlopenflags(dl.RTLD_GLOBAL|dl.RTLD_NOW)
33    
34 johnpye 956 class Ascend(unittest.TestCase):
35 johnpye 669
36 johnpye 933 def setUp(self):
37     import ascpy
38 johnpye 1118 self.L = ascpy.Library()
39 johnpye 933
40     def tearDown(self):
41     self.L.clear()
42     del self.L
43    
44 johnpye 1024 class AscendSelfTester(Ascend):
45    
46     def _run(self,modelname,solvername="QRSlv",filename=None):
47     if filename==None:
48     filename = 'johnpye/%s.a4c' % modelname
49     self.L.load(filename)
50     T = self.L.findType(modelname)
51     M = T.getSimulation('sim')
52     M.build()
53     M.solve(ascpy.Solver(solvername),ascpy.SolverReporter())
54     M.run(T.getMethod('self_test'))
55     return M
56    
57 johnpye 966 class TestCompiler(Ascend):
58    
59 johnpye 1213 def _run(self,filen,modeln=""):
60     self.L.load('test/compiler/%s.a4c' % filen)
61     T = self.L.findType('%s%s' % (filen,modeln))
62     M = T.getSimulation('sim')
63     M.build()
64    
65     def _runfail(self,filen,n,msg="failed"):
66     try:
67     self._run(filen,'fail%d' % n)
68     except Exception,e:
69     print "(EXPECTED) ERROR: %s" % e
70     return
71     self.fail(msg)
72    
73    
74 johnpye 941 def testloading(self):
75 johnpye 1213 """library startup"""
76 johnpye 941 pass
77    
78     def testsystema4l(self):
79 johnpye 1213 """loading system.a4l?"""
80 johnpye 941 self.L.load('system.a4l')
81    
82     def testatomsa4l(self):
83 johnpye 1213 """loading atoms.a4l?"""
84 johnpye 941 self.L.load('atoms.a4l')
85    
86 johnpye 1213 def testmissingreq(self):
87     """flagging a missing REQUIRE"""
88     self._runfail('missingreq',1)
89    
90     def testmissingsubreq(self):
91     """flagging a subsidiary missing REQUIRE"""
92     self._runfail('missingreq',1)
93    
94 johnpye 1024 class TestSolver(AscendSelfTester):
95 johnpye 966
96     def testlog10(self):
97     self._run('testlog10')
98    
99 johnpye 1156 def testrootsofpoly(self):
100     self._run('roots_of_poly',filename="roots_of_poly.a4c")
101    
102 johnpye 1152 def testcollapsingcan(self):
103     self._run('collapsingcan',filename="collapsingcan.a4c")
104    
105 johnpye 1165 def testdistancecalc(self):
106     self._run('distance_calc',filename="distance_calc.a4c")
107    
108 johnpye 966 def testconopt(self):
109     self._run('testconopt',"CONOPT")
110    
111     def testcmslv2(self):
112 johnpye 974 self._run('testcmslv2',"CMSlv")
113 johnpye 966
114     def testsunpos1(self):
115     self._run('example_1_6_1',"QRSlv","johnpye/sunpos.a4c")
116    
117     def testsunpos2(self):
118     self._run('example_1_6_2',"QRSlv","johnpye/sunpos.a4c")
119    
120     def testsunpos3(self):
121     self._run('example_1_7_1',"QRSlv","johnpye/sunpos.a4c")
122    
123     def testsunpos4(self):
124     self._run('example_1_7_2',"QRSlv","johnpye/sunpos.a4c")
125    
126     def testsunpos5(self):
127     self._run('example_1_7_3',"QRSlv","johnpye/sunpos.a4c")
128    
129     def testsunpos6(self):
130     self._run('example_1_8_1',"QRSlv","johnpye/sunpos.a4c")
131    
132 johnpye 1073 def testinstanceas(self):
133     M = self._run('example_1_6_1',"QRSlv","johnpye/sunpos.a4c")
134     self.assertAlmostEqual( float(M.t_solar), M.t_solar.as("s"))
135     self.assertAlmostEqual( float(M.t_solar)/3600, M.t_solar.as("h"))
136    
137 johnpye 1126 class TestMatrix(AscendSelfTester):
138     def testlog10(self):
139     M = self._run('testlog10')
140     print M.getMatrix().write(sys.stderr,"mmio")
141    
142    
143 johnpye 966 class TestIntegrator(Ascend):
144    
145 johnpye 941 def testListIntegrators(self):
146     I = ascpy.Integrator.getEngines()
147     s1 = sorted([str(i) for i in I.values()])
148 johnpye 972 s2 = sorted(['IDA','LSODE','AWW'])
149 johnpye 941 assert s1==s2
150    
151 johnpye 942 # this routine is reused by both testIDA and testLSODE
152 johnpye 941 def _testIntegrator(self,integratorname):
153 johnpye 940 self.L.load('johnpye/shm.a4c')
154     M = self.L.findType('shm').getSimulation('sim')
155 johnpye 972 M.setSolver(ascpy.Solver('QRSlv'))
156 johnpye 1133 P = M.getParameters()
157     M.setParameter('feastol',1e-12)
158 johnpye 979 print M.getChildren()
159     assert float(M.x) == 10.0
160     assert float(M.v) == 0.0
161 johnpye 941 t_end = math.pi
162 johnpye 940
163     I = ascpy.Integrator(M)
164     I.setReporter(ascpy.IntegratorReporterNull(I))
165 johnpye 941 I.setEngine(integratorname);
166 johnpye 940 I.setLinearTimesteps(ascpy.Units("s"), 0.0, t_end, 100);
167 johnpye 1133 I.setMinSubStep(0.0001); # these limits are required by IDA at present (numeric diff)
168     I.setMaxSubStep(0.1);
169 johnpye 941 I.setInitialSubStep(0.001);
170     I.setMaxSubSteps(200);
171 johnpye 944 if(integratorname=='IDA'):
172     I.setParameter('autodiff',False)
173 johnpye 1133 for p in M.getParameters():
174     print p.getName(),"=",p.getValue()
175 johnpye 940 I.analyse();
176     I.solve();
177 johnpye 941 print "At end of simulation,"
178 johnpye 979 print "x = %f" % M.x
179     print "v = %f" % M.v
180     assert abs(float(M.x) + 10) < 1e-2
181     assert abs(float(M.v)) < 1e-2
182 johnpye 940 assert I.getNumObservedVars() == 3
183    
184 johnpye 941 def testInvalidIntegrator(self):
185 johnpye 966 self.L.load('johnpye/shm.a4c')
186 johnpye 941 M = self.L.findType('shm').getSimulation('sim')
187 johnpye 972 M.setSolver(ascpy.Solver('QRSlv'))
188 johnpye 941 I = ascpy.Integrator(M)
189     try:
190     I.setEngine('___NONEXISTENT____')
191 johnpye 972 except RuntimeError:
192 johnpye 941 return
193     self.fail("setEngine did not raise error!")
194    
195     def testLSODE(self):
196     self._testIntegrator('LSODE')
197    
198 johnpye 972 def testIDA(self):
199     self._testIntegrator('IDA')
200    
201 johnpye 1016 def testparameters(self):
202     self.L.load('johnpye/shm.a4c')
203     M = self.L.findType('shm').getSimulation('sim')
204     M.build()
205     I = ascpy.Integrator(M)
206     I.setEngine('IDA')
207     P = I.getParameters()
208     for p in P:
209     print p.getName(),"=",p.getValue()
210     assert len(P)==11
211     assert P[0].isStr()
212     assert P[0].getName()=="linsolver"
213     assert P[0].getValue()=='SPGMR'
214     assert P[2].getName()=="autodiff"
215     assert P[2].getValue()==True
216     assert P[7].getName()=="atolvect"
217     assert P[7].getBoolValue() == True
218     P[2].setBoolValue(False)
219     assert P[2].getBoolValue()==False
220     I.setParameters(P)
221     assert I.getParameterValue('autodiff')==False
222     I.setParameter('autodiff',True)
223     try:
224     v = I.getParameterValue('nonexist')
225     except KeyError:
226     pass
227     else:
228     self.fail('Failed to trip invalid Integrator parameter')
229    
230 johnpye 972 class TestLSODE(Ascend):
231    
232 johnpye 964 def testzill(self):
233     self.L.load('johnpye/zill.a4c')
234     T = self.L.findType('zill')
235     M = T.getSimulation('sim')
236 johnpye 972 M.setSolver(ascpy.Solver('QRSlv'))
237 johnpye 964 I = ascpy.Integrator(M)
238 johnpye 966 I.setEngine('LSODE')
239     I.setMinSubStep(1e-7)
240     I.setMaxSubStep(0.001)
241     I.setMaxSubSteps(10000)
242 johnpye 964 I.setReporter(ascpy.IntegratorReporterConsole(I))
243 johnpye 1017 I.setLinearTimesteps(ascpy.Units(), 1.0, 1.5, 5)
244 johnpye 964 I.analyse()
245     I.solve()
246     M.run(T.getMethod('self_test'))
247    
248 johnpye 962 def testnewton(self):
249 johnpye 973 sys.stderr.write("STARTING TESTNEWTON\n")
250 johnpye 962 self.L.load('johnpye/newton.a4c')
251     T = self.L.findType('newton')
252     M = T.getSimulation('sim')
253     M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter())
254     I = ascpy.Integrator(M)
255     I.setEngine('LSODE')
256 johnpye 963 I.setParameter('rtolvect',False)
257     I.setParameter('rtol',1e-7)
258     I.setParameter('atolvect',False)
259     I.setParameter('atol',1e-7)
260     I.setMinSubStep(1e-7)
261     I.setMaxSubStep(0.001)
262     I.setMaxSubSteps(10000)
263    
264 johnpye 962 I.setReporter(ascpy.IntegratorReporterConsole(I))
265 johnpye 1017 I.setLinearTimesteps(ascpy.Units("s"), 0, 2*float(M.v)/float(M.g), 2)
266 johnpye 962 I.analyse()
267     I.solve()
268     print "At end of simulation,"
269 johnpye 979 print "x = %f" % M.x
270     print "v = %f" % M.v
271 johnpye 962 M.run(T.getMethod('self_test'))
272    
273 johnpye 961 def testlotka(self):
274     self.L.load('johnpye/lotka.a4c')
275     M = self.L.findType('lotka').getSimulation('sim')
276 johnpye 980 M.setSolver(ascpy.Solver("QRSlv"))
277 johnpye 961 I = ascpy.Integrator(M)
278     I.setEngine('LSODE')
279     I.setReporter(ascpy.IntegratorReporterConsole(I))
280 johnpye 1017 I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5)
281 johnpye 961 I.analyse()
282 johnpye 979 print "Number of vars = %d" % I.getNumVars()
283     assert I.getNumVars()==2
284 johnpye 961 I.solve()
285     assert I.getNumObservedVars() == 3;
286 johnpye 979 assert abs(M.R - 832) < 1.0
287     assert abs(M.F - 21.36) < 0.1
288 johnpye 1017
289     #-------------------------------------------------------------------------------
290 johnpye 1032 # Testing of a external blackbox functions
291 johnpye 1021
292 johnpye 1032 class TestBlackBox(AscendSelfTester):
293     def testparsefail0(self):
294     try:
295     self.L.load('test/blackbox/parsefail0.a4c')
296     self.fail("parsefail0 should not have loaded without errors")
297     except:
298     pass
299    
300     def testparsefail1(self):
301     try:
302     self.L.load('test/blackbox/parsefail1.a4c')
303     self.fail("parsefail1 should not have loaded without errors")
304     except:
305     pass
306    
307     def testparsefail2(self):
308     try:
309     self.L.load('test/blackbox/parsefail2.a4c')
310     self.fail("parsefail2 should not have loaded without errors")
311     except:
312     pass
313    
314     def testparsefail3(self):
315     try:
316     self.L.load('test/blackbox/parsefail3.a4c')
317     self.fail("parsefail3 should not have loaded without errors")
318     except:
319     pass
320    
321     def testparsefail4(self):
322     try:
323     self.L.load('test/blackbox/parsefail4.a4c')
324     self.fail("parsefail4 should not have loaded")
325     except:
326     pass
327    
328     def testfail1(self):
329     """Mismatched arg counts check-- tests bbox, not ascend."""
330     self.L.load('test/blackbox/fail1.a4c')
331 johnpye 1034 try:
332 johnpye 1035 M = self.L.findType('fail1').getSimulation('sim')
333 johnpye 1034 self.fail("expected exception was not raised")
334     except RuntimeError,e:
335     print "Caught exception '%s', assumed ok" % e
336 johnpye 1032
337     def testfail2(self):
338     """Incorrect data arg check -- tests bbox, not ascend"""
339     self.L.load('test/blackbox/fail2.a4c')
340 johnpye 1035 try:
341     M = self.L.findType('fail2').getSimulation('sim')
342     self.fail("expected exception was not raised")
343     except RuntimeError,e:
344     print "Caught exception '%s', assumed ok (should mention errors during instantiation)" % e
345 johnpye 1032
346     def testpass1(self):
347     """simple single bbox forward solve"""
348     M = self._run('pass1',filename='test/blackbox/pass.a4c')
349    
350     def testpass2(self):
351     """simple single bbox reverse solve"""
352     M = self._run('pass2',filename='test/blackbox/pass.a4c')
353    
354     def testpass3(self):
355     """simple double bbox solve"""
356     M = self._run('pass3',filename='test/blackbox/pass3.a4c')
357    
358     def testpass4(self):
359     """simple double bbox reverse solve"""
360     M = self._run('pass4',filename='test/blackbox/pass3.a4c')
361    
362     def testpass5(self):
363     M = self._run('pass5',filename='test/blackbox/pass5.a4c')
364    
365     def testpass6(self):
366     M = self._run('pass6',filename='test/blackbox/pass5.a4c')
367    
368     def testpass7(self):
369     M = self._run('pass7',filename='test/blackbox/passmerge.a4c')
370    
371     def testpass8(self):
372     M = self._run('pass8',filename='test/blackbox/passmerge.a4c')
373    
374     def testpass9(self):
375     M = self._run('pass9',filename='test/blackbox/passmerge.a4c')
376    
377     def testpass10(self):
378     M = self._run('pass10',filename='test/blackbox/passmerge.a4c')
379    
380     def testpass11(self):
381     M = self._run('pass11',filename='test/blackbox/passmerge.a4c')
382    
383     def testpass12(self):
384     M = self._run('pass12',filename='test/blackbox/passmerge.a4c')
385    
386 johnpye 1037 # this test doesn't work: 'system is inconsistent' -- and structurally singular
387     # def testpass13(self):
388     # """cross-merged input/output solve"""
389     # M = self._run('pass13',filename='test/blackbox/passmerge.a4c')
390 johnpye 1032
391     def testpass14(self):
392     """cross-merged input/output reverse solve"""
393     M = self._run('pass14',filename='test/blackbox/passmerge.a4c')
394    
395     def testpass20(self):
396     M = self._run('pass20',filename='test/blackbox/passarray.a4c')
397    
398     def testparsefail21(self):
399     """dense array of black boxes wrong syntax"""
400     try:
401     self.L.load('test/blackbox/parsefail21.a4c')
402     self.fail("parsefail21 should not have loaded without errors")
403     except:
404     pass
405    
406     def testpass22(self):
407     M = self._run('pass22',filename='test/blackbox/passarray.a4c')
408    
409     def testpass23(self):
410     M = self._run('pass23',filename='test/blackbox/passarray.a4c')
411    
412     def testpass61(self):
413     M = self._run('pass61',filename='test/blackbox/reinstantiate.a4c')
414    
415     def testpass62(self):
416     M = self._run('pass62',filename='test/blackbox/reinstantiate.a4c')
417    
418     def testpass64(self):
419     M = self._run('pass64',filename='test/blackbox/reinstantiate.a4c')
420    
421     def testpass65(self):
422     M = self._run('pass65',filename='test/blackbox/reinstantiate.a4c')
423    
424     def testpass66(self):
425     M = self._run('pass66',filename='test/blackbox/reinstantiate.a4c')
426    
427     def testpass67(self):
428     M = self._run('pass67',filename='test/blackbox/reinstantiate.a4c')
429    
430 johnpye 1024 class TestExtFn(AscendSelfTester):
431 johnpye 1021 def testextfntest(self):
432 johnpye 1024 M = self._run('extfntest',filename='johnpye/extfn/extfntest.a4c')
433     self.assertAlmostEqual(M.y, 2);
434     self.assertAlmostEqual(M.x, 1);
435 johnpye 1021 self.assertAlmostEqual(M.y, M.x + 1);
436    
437 johnpye 1039 def testextrelfor(self):
438     M = self._run('extrelfor',filename='johnpye/extfn/extrelfor.a4c')
439 johnpye 1024
440 johnpye 1056 ## @TODO fix bug with badly-named bbox rel in a loop (Ben, maybe)
441     # def testextrelforbadnaming(self):
442     # self.L.load('johnpye/extfn/extrelforbadnaming.a4c')
443     # T = self.L.findType('extrelfor')
444     # M = T.getSimulation('sim')
445     # M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
446     # print "x[1] = %f" % M.x[1]
447     # print "x[2] = %f" % M.x[2]
448     # print "x[3] = %f" % M.x[3]
449     # print "x[4] = %f" % M.x[4]
450     # print "x[5] = %f" % M.x[5]
451     # M.run(T.getMethod('self_test'))
452 johnpye 1039
453 johnpye 1024 def testextrelrepeat(self):
454     M = self._run('extrelrepeat',filename='johnpye/extfn/extrelrepeat.a4c')
455    
456 johnpye 1021 #-------------------------------------------------------------------------------
457 johnpye 1162 # Testing of Sensitivity module
458    
459     class TestSensitivity(AscendSelfTester):
460     def test1(self):
461     self.L.load('sensitivity_test.a4c')
462     T = self.L.findType('sensitivity_test')
463     M = T.getSimulation('sim',False)
464     M.run(T.getMethod('on_load'))
465     M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
466     M.run(T.getMethod('analyse'))
467 johnpye 1163 M.run(T.getMethod('self_test'))
468 johnpye 1167
469 johnpye 1168 # def testall(self):
470     # self.L.load('sensitivity_test.a4c')
471     # T = self.L.findType('sensitivity_test_all')
472     # M = T.getSimulation('sim',False)
473     # M.run(T.getMethod('on_load'))
474     # M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
475     # M.run(T.getMethod('analyse'))
476     # M.run(T.getMethod('self_test'))
477     # CAUSES CRASH
478 johnpye 1162
479     #-------------------------------------------------------------------------------
480 johnpye 1024 # Testing of a ExtPy - external python methods
481    
482     class TestExtPy(AscendSelfTester):
483 johnpye 1055 def test1(self):
484     self.L.load('johnpye/extpy/extpytest.a4c')
485     T = self.L.findType('extpytest')
486     M = T.getSimulation('sim')
487     M.run(T.getMethod('self_test'))
488    
489     def test2(self):
490     self.L.load('johnpye/extpy/extpytest.a4c')
491     T = self.L.findType('extpytest')
492     M = T.getSimulation('sim')
493     M.run(T.getMethod('pythonthing'))
494     M.run(T.getMethod('pythonthing'))
495     M.run(T.getMethod('pythonthing'))
496     M.run(T.getMethod('pythonthing'))
497 johnpye 1205 M.run(T.getMethod('pythonthing'))
498     M.run(T.getMethod('pythonthing'))
499     M.run(T.getMethod('pythonthing'))
500 johnpye 1055 # causes crash!
501 johnpye 1024
502     #-------------------------------------------------------------------------------
503 johnpye 1042 # Testing of saturated steam properties library (iapwssatprops.a4c)
504    
505     class TestSteam(AscendSelfTester):
506 johnpye 1161
507 johnpye 1042 def testiapwssatprops1(self):
508     M = self._run('testiapwssatprops1',filename='steam/iapwssatprops.a4c')
509     def testiapwssatprops2(self):
510     M = self._run('testiapwssatprops2',filename='steam/iapwssatprops.a4c')
511     def testiapwssatprops3(self):
512     M = self._run('testiapwssatprops3',filename='steam/iapwssatprops.a4c')
513    
514 johnpye 1161 # test the stream model basically works
515 johnpye 1043 def testsatsteamstream(self):
516     M = self._run('satsteamstream',filename='steam/satsteamstream.a4c')
517 johnpye 1042
518 johnpye 1161 # test that we can solve in terms of various (rho,u)
519     def testsatuv(self):
520     self.L.load('steam/iapwssat.a4c')
521     T = self.L.findType('testiapwssatuv')
522     M = T.getSimulation('sim',False)
523     M.run(T.getMethod('on_load'))
524     M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
525     print "p = %f bar" % M.p.as('bar');
526     print "T = %f C" % (M.T.as('K') - 273.15);
527     print "x = %f" % M.x;
528     M.run(T.getMethod('self_test'))
529     M.run(T.getMethod('values2'))
530     # M.v.setRealValueWithUnits(1.0/450,"m^3/kg");
531     # M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
532     M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
533     print "p = %f bar" % M.p.as('bar');
534     print "T = %f C" % (M.T.as('K') - 273.15);
535     print "x = %f" % M.x;
536     M.run(T.getMethod('self_test2'))
537    
538    
539 johnpye 1056 ## @TODO fix error capture from bounds checking during initialisation
540     # def testiapwssat1(self):
541     # M = self._run('testiapwssat1',filename='steam/iapwssat.a4c')
542 johnpye 1042
543 johnpye 1100 def testdsgsat(self):
544 johnpye 1196 self.L.load('steam/dsgsat3.a4c')
545     T = self.L.findType('dsgsat3')
546 johnpye 1100 M = T.getSimulation('sim',False)
547 johnpye 1127 M.run(T.getMethod('on_load'))
548 johnpye 1100 M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
549 johnpye 1152 self.assertAlmostEqual(M.dTw_dt[2],0.0);
550 johnpye 1127 M.run(T.getMethod('configure_dynamic'))
551     M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
552 johnpye 1132 return M
553    
554     def testintegLSODE(self):
555     M = self.testdsgsat()
556     M.qdot_s.setRealValueWithUnits(1000,"W/m")
557     M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
558 johnpye 1144 #M.setParameter('
559 johnpye 1132 I = ascpy.Integrator(M)
560     I.setEngine('LSODE')
561 johnpye 1142 I.setParameter('meth','AM')
562     I.setParameter('maxord',12)
563 johnpye 1132 I.setReporter(ascpy.IntegratorReporterConsole(I))
564     I.setLinearTimesteps(ascpy.Units("s"), 0, 5, 1)
565     I.analyse()
566     I.solve()
567    
568     def testintegIDA(self):
569 johnpye 1137 M = self.testdsgsat()
570 johnpye 1152 self.assertAlmostEqual(M.dTw_dt[2],0.0)
571     Tw1 = float(M.T_w[2])
572 johnpye 1196 T = self.L.findType('dsgsat3')
573 johnpye 1137 M.run(T.getMethod('free_states'))
574 johnpye 1100 I = ascpy.Integrator(M)
575 johnpye 1132 I.setEngine('IDA')
576     I.setParameter('linsolver','DENSE')
577     I.setParameter('safeeval',True)
578     I.setParameter('rtol',1e-8)
579     I.setInitialSubStep(0.01)
580 johnpye 1137 I.setMinSubStep(0.001)
581 johnpye 1132 I.setMaxSubSteps(100)
582 johnpye 1100 I.setReporter(ascpy.IntegratorReporterConsole(I))
583 johnpye 1132 I.setLinearTimesteps(ascpy.Units("s"), 0, 3600, 100)
584 johnpye 1205 try:
585     I.analyse()
586     except Exception,e:
587     print "ERROR: %s" % e
588     I.writeDebug(sys.stdout)
589    
590 johnpye 1100 I.solve()
591 johnpye 1152 self.assertAlmostEqual(float(M.T_w[2]),Tw1)
592 johnpye 1127 M.qdot_s.setRealValueWithUnits(1000,"W/m")
593     self.assertAlmostEqual(M.qdot_s.as("W/m"),1000)
594     M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter())
595 johnpye 1152 self.assertNotAlmostEqual(M.dTw_dt[2],0.0)
596 johnpye 1127 # I = ascpy.Integrator(M)
597     # I.setEngine('LSODE')
598     # I.setReporter(ascpy.IntegratorReporterConsole(I))
599     # I.setReporter(ascpy.IntegratorReporterConsole(I))
600     # I.setLinearTimesteps(ascpy.Units("s"), 0, 5, 100)
601     # I.setMinSubStep(0.0001)
602     # I.setMaxSubStep(100)
603     # I.setInitialSubStep(0.1)
604     # I.analyse()
605     # I.solve()
606 johnpye 1046
607 johnpye 1042 #-------------------------------------------------------------------------------
608 johnpye 1017 # Testing of freesteam external steam properties functions
609    
610 johnpye 1032 with_freesteam = True
611 johnpye 1017 try:
612 johnpye 1039 # we assume that if the freesteam python module is installed, the ASCEND
613     # external library will also be.
614 johnpye 1017 import freesteam
615     have_freesteam = True
616 johnpye 1018 except ImportError,e:
617 johnpye 1017 have_freesteam = False
618    
619 johnpye 1024 if with_freesteam and have_freesteam:
620 johnpye 1039 class TestFreesteam(AscendSelfTester):
621 johnpye 1119 # def testfreesteamtest(self):
622     # """run the self-test cases bundled with freesteam"""
623     # self._run('testfreesteam',filename='testfreesteam.a4c')
624 johnpye 1039
625 johnpye 1021 def testload(self):
626 johnpye 1039 """check that we can load 'thermalequilibrium2' (IMPORT "freesteam", etc)"""
627 johnpye 1017 self.L.load('johnpye/thermalequilibrium2.a4c')
628 johnpye 1018
629 johnpye 1021 def testinstantiate(self):
630 johnpye 1039 """load an instantiate 'thermalequilibrium2'"""
631 johnpye 1021 self.testload()
632 johnpye 1018 M = self.L.findType('thermalequilibrium2').getSimulation('sim')
633 johnpye 1039 return M
634 johnpye 1021
635 johnpye 1039 def testintegrate(self):
636     """integrate transfer of heat from one mass of water/steam to another
637     according to Newton's law of cooling"""
638     M = self.testinstantiate()
639 johnpye 1018 M.setSolver(ascpy.Solver("QRSlv"))
640 johnpye 1039 I = ascpy.Integrator(M)
641     I.setEngine('LSODE')
642     I.setReporter(ascpy.IntegratorReporterConsole(I))
643     I.setLinearTimesteps(ascpy.Units("s"), 0, 3000, 30)
644 johnpye 1055 I.setMinSubStep(0.01)
645     I.setInitialSubStep(1)
646 johnpye 1039 I.analyse()
647     print "Number of vars = %d" % I.getNumVars()
648     assert I.getNumVars()==2
649     I.solve()
650     assert I.getNumObservedVars() == 3;
651     print "S[1].T = %f K" % M.S[1].T
652     print "S[2].T = %f K" % M.S[2].T
653     print "Q = %f W" % M.Q
654 johnpye 1119 self.assertAlmostEqual(float(M.S[1].T),506.77225109,4);
655 johnpye 1056 self.assertAlmostEqual(float(M.S[2].T),511.605173967,5);
656     self.assertAlmostEqual(float(M.Q),-48.32922877329,3);
657 johnpye 1039 self.assertAlmostEqual(float(M.t),3000);
658     print "Note that the above values have not been verified analytically"
659 johnpye 1017
660 johnpye 1170 def testcollapsingcan2(self):
661     """ solve the collapsing can model using IAPWS-IF97 steam props """
662     M = self._run("collapsingcan2",filename="collapsingcan2.a4c");
663 johnpye 1121
664 johnpye 1017 #-------------------------------------------------------------------------------
665 johnpye 1199 # Testing of IDA's analysis module
666    
667     class TestIDA(Ascend):
668 johnpye 1200 def _run(self,filen,modeln=""):
669     self.L.load('test/ida/%s.a4c' % filen)
670     T = self.L.findType('%s%s' % (filen,modeln))
671 johnpye 1199 M = T.getSimulation('sim')
672     M.build()
673     I = ascpy.Integrator(M)
674     I.setEngine('IDA')
675     I.analyse()
676    
677 johnpye 1200 def _runfail(self,filen,n,msg="failed"):
678     try:
679     self._run(filen,'fail%d' % n)
680     except Exception,e:
681     print "(EXPECTED) ERROR: %s" % e
682     return
683     self.fail(msg)
684    
685 johnpye 1199 def testsinglederiv(self):
686 johnpye 1200 self._run('singlederiv')
687 johnpye 1199
688     def testsinglederivfail1(self):
689 johnpye 1200 self._runfail('singlederiv',1
690     ,"t.ode_id=-1 did not trigger error")
691    
692 johnpye 1199 def testsinglederivfail2(self):
693 johnpye 1200 self._runfail('singlederiv',2
694     ,"dy_dt.ode_id=2 did not trigger error")
695 johnpye 1199
696     def testsinglederivfail3(self):
697 johnpye 1200 self._runfail('singlederiv',3
698     ,"dy_dt.ode_type=3 did not trigger error")
699 johnpye 1199
700     def testsinglederivfail4(self):
701 johnpye 1200 self._runfail('singlederiv',4
702     ,"duplicate ode_type=1 did not trigger error")
703 johnpye 1199
704     def testsinglederivfail5(self):
705 johnpye 1200 self._runfail('singlederiv',5
706     ,"duplicate ode_type=1 did not trigger error")
707 johnpye 1199
708     def testsinglederivfail6(self):
709 johnpye 1200 self._runfail('singlederiv',6
710     ,"duplicate ode_type=1 did not trigger error")
711 johnpye 1199
712 johnpye 1200 def testtwoderiv(self):
713     self._run('twoderiv')
714    
715     def testtwoderivfail1(self):
716     self._runfail('twoderiv',1)
717    
718     def testtwoderivfail2(self):
719     self._runfail('twoderiv',2)
720    
721     def testtwoderivfail3(self):
722     self._runfail('twoderiv',3)
723     def testtwoderivfail4(self):
724     self._runfail('twoderiv',4)
725     def testtwoderivfail5(self):
726     self._runfail('twoderiv',5)
727    
728 johnpye 1201 def testnoderivs(self):
729     self._runfail('noderivs',1)
730    
731     def testnoindeps(self):
732     self._runfail('indeps',1)
733    
734     def testtwoindeps(self):
735     self._runfail('indeps',2)
736    
737     def testfixedvars(self):
738     self._run('fixedvars')
739    
740     def testfixedvars1(self):
741     self._run('fixedvars',1)
742    
743     def testfixedvars2(self):
744     self._run('fixedvars',2)
745    
746     def testfixedvars3(self):
747     self._run('fixedvars',3)
748    
749 johnpye 1213 def testincidence(self):
750     self._run('incidence')
751 johnpye 1201
752 johnpye 1199 #-------------------------------------------------------------------------------
753 johnpye 1017 # Testing of IDA models using DENSE linear solver
754    
755 johnpye 1016 class TestIDADENSE(Ascend):
756 johnpye 1017 """IDA DAE integrator, DENSE linear solver"""
757 johnpye 961
758 johnpye 979 def testnewton(self):
759     sys.stderr.write("STARTING TESTNEWTON\n")
760     self.L.load('johnpye/newton.a4c')
761     T = self.L.findType('newton')
762     M = T.getSimulation('sim')
763     M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter())
764     I = ascpy.Integrator(M)
765     I.setEngine('IDA')
766 johnpye 1016 I.setParameter('linsolver','DENSE')
767 johnpye 979 I.setParameter('safeeval',True)
768     I.setParameter('rtol',1e-8)
769     I.setMaxSubStep(0.001)
770     I.setMaxSubSteps(10000)
771    
772     I.setReporter(ascpy.IntegratorReporterConsole(I))
773 johnpye 1017 I.setLinearTimesteps(ascpy.Units("s"), 0, 2*float(M.v)/float(M.g), 2)
774 johnpye 979 I.analyse()
775     I.solve()
776     print "At end of simulation,"
777     print "x = %f" % M.x
778     print "v = %f" % M.v
779     M.run(T.getMethod('self_test'))
780    
781 johnpye 1042 def testlotka(self):
782 johnpye 991 self.L.load('johnpye/lotka.a4c')
783     M = self.L.findType('lotka').getSimulation('sim')
784     M.setSolver(ascpy.Solver("QRSlv"))
785     I = ascpy.Integrator(M)
786     I.setEngine('IDA')
787     I.setReporter(ascpy.IntegratorReporterConsole(I))
788     I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5);
789     I.setParameter('linsolver','DENSE')
790     I.setParameter('rtol',1e-8);
791     I.analyse()
792     assert I.getNumVars()==2
793     assert abs(M.R - 1000) < 1e-300
794     I.solve()
795 johnpye 1017 assert I.getNumObservedVars() == 3
796 johnpye 991 assert abs(M.R - 832) < 1.0
797     assert abs(M.F - 21.36) < 0.1
798 johnpye 972
799 johnpye 975 def testdenx(self):
800 johnpye 1026 print "-----------------------------====="
801 johnpye 942 self.L.load('johnpye/idadenx.a4c')
802     M = self.L.findType('idadenx').getSimulation('sim')
803 johnpye 1017 M.setSolver(ascpy.Solver("QRSlv"))
804 johnpye 942 I = ascpy.Integrator(M)
805     I.setEngine('IDA')
806 johnpye 1024 I.setParameter('calcic','YA_YPD')
807 johnpye 972 I.setParameter('linsolver','DENSE')
808 johnpye 944 I.setReporter(ascpy.IntegratorReporterConsole(I))
809 johnpye 1017 I.setLogTimesteps(ascpy.Units("s"), 0.4, 4e10, 11)
810 johnpye 950 I.setMaxSubStep(0);
811 johnpye 1017 I.setInitialSubStep(0)
812 johnpye 950 I.setMaxSubSteps(0);
813 johnpye 944 I.setParameter('autodiff',True)
814     I.analyse()
815     I.solve()
816 johnpye 1022 assert abs(float(M.y1) - 5.1091e-08) < 2e-9
817     assert abs(float(M.y2) - 2.0437e-13) < 2e-14
818 johnpye 1017 assert abs(float(M.y3) - 1.0) < 1e-5
819 johnpye 942
820 johnpye 1058 ## @TODO fails during IDACalcIC (model too big?)
821     # def testkryx(self):
822     # self.L.load('johnpye/idakryx.a4c')
823     # ascpy.getCompiler().setUseRelationSharing(False)
824     # M = self.L.findType('idakryx').getSimulation('sim')
825     # M.setSolver(ascpy.Solver('QRSlv'))
826     # M.build()
827     # I = ascpy.Integrator(M)
828     # I.setEngine('IDA')
829     # I.setReporter(ascpy.IntegratorReporterConsole(I))
830     # I.setParameter('linsolver','DENSE')
831     # I.setParameter('maxl',8)
832     # I.setParameter('gsmodified',False)
833     # I.setParameter('autodiff',True)
834     # I.setParameter('rtol',0)
835     # I.setParameter('atol',1e-3);
836     # I.setParameter('atolvect',False)
837     # I.setParameter('calcic','YA_YDP')
838     # I.analyse()
839     # I.setLogTimesteps(ascpy.Units("s"), 0.01, 10.24, 11)
840     # I.solve()
841     # assert abs(M.u[2][2].getValue()) < 1e-5
842 johnpye 1017
843     #-------------------------------------------------------------------------------
844     # Testing of IDA models using SPGMR linear solver (Krylov)
845    
846 johnpye 1016 # these tests are disabled until SPGMR preconditioning has been implemented
847     class TestIDASPGMR:#(Ascend):
848     def testlotka(self):
849     self.L.load('johnpye/lotka.a4c')
850     M = self.L.findType('lotka').getSimulation('sim')
851     M.setSolver(ascpy.Solver("QRSlv"))
852 johnpye 951 I = ascpy.Integrator(M)
853     I.setEngine('IDA')
854     I.setReporter(ascpy.IntegratorReporterConsole(I))
855 johnpye 1017 I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5)
856     I.setParameter('rtol',1e-8)
857 johnpye 951 I.analyse()
858 johnpye 1016 assert I.getNumVars()==2
859     assert abs(M.R - 1000) < 1e-300
860 johnpye 951 I.solve()
861 johnpye 1017 assert I.getNumObservedVars() == 3
862 johnpye 1016 assert abs(M.R - 832) < 1.0
863     assert abs(M.F - 21.36) < 0.1
864 johnpye 951
865 johnpye 1016
866 johnpye 991 def testkryx(self):
867 johnpye 951 self.L.load('johnpye/idakryx.a4c')
868     M = self.L.findType('idakryx').getSimulation('sim')
869 johnpye 952 M.build()
870 johnpye 951 I = ascpy.Integrator(M)
871     I.setEngine('IDA')
872     I.setReporter(ascpy.IntegratorReporterConsole(I))
873 johnpye 992 I.setParameter('linsolver','SPGMR')
874 johnpye 993 I.setParameter('prec','JACOBI')
875 johnpye 970 I.setParameter('maxl',8)
876 johnpye 952 I.setParameter('gsmodified',False)
877     I.setParameter('autodiff',True)
878 johnpye 993 I.setParameter('gsmodified',True)
879 johnpye 952 I.setParameter('rtol',0)
880     I.setParameter('atol',1e-3);
881     I.setParameter('atolvect',False)
882 johnpye 993 I.setParameter('calcic','Y')
883 johnpye 952 I.analyse()
884     I.setLogTimesteps(ascpy.Units("s"), 0.01, 10.24, 10);
885 johnpye 1017 print M.udot[1][3]
886 johnpye 952 I.solve()
887     assert 0
888 johnpye 967
889 johnpye 1016 def testzill(self):
890     self.L.load('johnpye/zill.a4c')
891     T = self.L.findType('zill')
892     M = T.getSimulation('sim')
893     M.setSolver(ascpy.Solver('QRSlv'))
894     I = ascpy.Integrator(M)
895     I.setEngine('IDA')
896     I.setParameter('safeeval',False)
897     I.setMinSubStep(1e-7)
898     I.setMaxSubStep(0.001)
899     I.setMaxSubSteps(10000)
900     I.setReporter(ascpy.IntegratorReporterConsole(I))
901 johnpye 1017 I.setLinearTimesteps(ascpy.Units(), 1.0, 1.5, 5)
902 johnpye 1016 I.analyse()
903     I.solve()
904     M.run(T.getMethod('self_test'))
905    
906     def testdenxSPGMR(self):
907     self.L.load('johnpye/idadenx.a4c')
908     M = self.L.findType('idadenx').getSimulation('sim')
909     M.setSolver(ascpy.Solver('QRSlv'))
910     I = ascpy.Integrator(M)
911     I.setEngine('IDA')
912     I.setReporter(ascpy.IntegratorReporterConsole(I))
913 johnpye 1017 I.setLogTimesteps(ascpy.Units("s"), 0.4, 4e10, 11)
914 johnpye 1016 I.setMaxSubStep(0);
915     I.setInitialSubStep(0);
916     I.setMaxSubSteps(0);
917     I.setParameter('autodiff',True)
918     I.setParameter('linsolver','SPGMR')
919     I.setParameter('gsmodified',False)
920     I.setParameter('maxncf',10)
921     I.analyse()
922     I.solve()
923 johnpye 1017 assert abs(float(M.y1) - 5.1091e-08) < 1e-10
924     assert abs(float(M.y2) - 2.0437e-13) < 1e-15
925     assert abs(float(M.y3) - 1.0) < 1e-5
926 johnpye 1016
927 johnpye 943 # move code above down here if you want to temporarily avoid testing it
928 johnpye 932 class NotToBeTested:
929     def nothing(self):
930     pass
931 johnpye 1016
932 johnpye 669 if __name__=='__main__':
933 johnpye 1118 # a whole bag of tricks to make sure we get the necessary dirs in our ascend, python and ld path vars
934 johnpye 1098 restart = 0
935    
936     if platform.system()=="Windows":
937 johnpye 1120 LD_LIBRARY_PATH="PATH"
938 johnpye 1098 SEP = ";"
939     else:
940     LD_LIBRARY_PATH="LD_LIBRARY_PATH"
941     SEP = ":"
942    
943 johnpye 1119 freesteamdir = os.path.expanduser("~/freesteam/ascend")
944     modeldirs = [os.path.abspath(os.path.join(sys.path[0],"models")),os.path.abspath(freesteamdir)]
945 johnpye 1118 if not os.environ.get('ASCENDLIBRARY'):
946 johnpye 1119 os.environ['ASCENDLIBRARY'] = SEP.join(modeldirs)
947 johnpye 1118 restart = 1
948     else:
949     envmodelsdir = [os.path.abspath(i) for i in os.environ['ASCENDLIBRARY'].split(SEP)]
950 johnpye 1119 for l in modeldirs:
951     if l in envmodelsdir[len(modeldirs):]:
952     envmodelsdir.remove(l)
953     restart = 1
954     for l in modeldirs:
955     if l not in envmodelsdir:
956     envmodelsdir.insert(0,l)
957     restart = 1
958     os.environ['ASCENDLIBRARY'] = SEP.join(envmodelsdir)
959 johnpye 1118
960 johnpye 1102 libdirs = ["pygtk","."]
961 johnpye 1098 libdirs = [os.path.normpath(os.path.join(sys.path[0],l)) for l in libdirs]
962     if not os.environ.get(LD_LIBRARY_PATH):
963 johnpye 1105 os.environ[LD_LIBRARY_PATH]=SEP.join(libdirs)
964 johnpye 1106 restart = 1
965 johnpye 1098 else:
966     envlibdirs = [os.path.normpath(i) for i in os.environ[LD_LIBRARY_PATH].split(SEP)]
967     for l in libdirs:
968 johnpye 1106 if l in envlibdirs[len(libdirs):]:
969     envlibdirs.remove(l)
970     restart = 1
971     for l in libdirs:
972 johnpye 1098 if l not in envlibdirs:
973     envlibdirs.insert(0,l)
974 johnpye 1106 restart = 1
975 johnpye 1098 os.environ[LD_LIBRARY_PATH] = SEP.join(envlibdirs)
976    
977 johnpye 1102 pypath = os.path.normpath(os.path.join(sys.path[0],"pygtk"))
978     if not os.environ.get('PYTHONPATH'):
979     os.environ['PYTHONPATH']=pypath
980     else:
981     envpypath = os.environ['PYTHONPATH'].split(SEP)
982     if pypath not in envpypath:
983     envpypath.insert(0,pypath)
984 johnpye 1137 os.environ['PYTHONPATH']=SEP.join(envpypath)
985 johnpye 1102 restart = 1
986    
987 johnpye 1098 if restart:
988 johnpye 1167 script = os.path.join(sys.path[0],"test.py")
989 johnpye 1119 print "Restarting with..."
990 johnpye 1194 print " export LD_LIBRARY_PATH=%s" % os.environ.get(LD_LIBRARY_PATH)
991     print " export PYTHONPATH=%s" % os.environ.get('PYTHONPATH')
992     print " export ASCENDLIBRARY=%s" % os.environ.get('ASCENDLIBRARY')
993 johnpye 1098
994 johnpye 1167 if sys.argv[0] !="/usr/bin/gdb":
995     os.execvp("python",[script] + sys.argv)
996     else:
997     print "Can't restart from inside GDB"
998    
999 johnpye 1098 import ascpy
1000    
1001     try:
1002     import cunit
1003     except:
1004     pass
1005    
1006 johnpye 966 atexit.register(ascpy.shutdown)
1007 johnpye 1008 #suite = unittest.TestSuite()
1008 johnpye 1003 #suite = unittest.defaultTestLoader.loadTestsFromName('__main__')
1009 johnpye 1008 #unittest.TextTestRunner(verbosity=2).run(suite)
1010     unittest.main()

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john.pye@anu.edu.au
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