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#!/usr/bin/env python |
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# ASCEND modelling environment |
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# Copyright (C) 2006, 2007 Carnegie Mellon University |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2, or (at your option) |
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# any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place - Suite 330, |
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# Boston, MA 02111-1307, USA. |
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|
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# This script gives a test suite for the high-level interface of ASCEND via |
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# Python. It is also planned to be a wrapper for the CUnit test suite, although |
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# this is still experimental. |
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|
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import unittest |
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import os, sys |
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import math |
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import atexit |
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|
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import platform |
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if platform.system() != "Windows": |
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try: |
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import dl |
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_dlflags = dl.RTLD_GLOBAL|dl.RTLD_NOW |
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except: |
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# On platforms that unilaterally refuse to provide the 'dl' module |
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# we'll just set the value and see if it works. |
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print "Note: python 'dl' module not available on this system, guessing value of RTLD_* flags" |
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_dlflags = 258 |
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|
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sys.setdlopenflags(_dlflags) |
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|
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class Ascend(unittest.TestCase): |
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|
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def setUp(self): |
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import ascpy |
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self.L = ascpy.Library() |
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|
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def tearDown(self): |
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self.L.clear() |
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del self.L |
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|
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class AscendSelfTester(Ascend): |
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|
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def _run(self,modelname,solvername="QRSlv",filename=None,parameters={}): |
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if filename==None: |
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filename = 'johnpye/%s.a4c' % modelname |
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self.L.load(filename) |
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T = self.L.findType(modelname) |
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M = T.getSimulation('sim') |
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M.setSolver(ascpy.Solver(solvername)) |
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for k,v in parameters.iteritems(): |
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M.setParameter(k,v) |
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M.solve(ascpy.Solver(solvername),ascpy.SolverReporter()) |
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M.run(T.getMethod('self_test')) |
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return M |
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|
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class TestCompiler(Ascend): |
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|
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def _run(self,filen,modeln=""): |
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self.L.load('test/compiler/%s.a4c' % filen) |
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T = self.L.findType('%s%s' % (filen,modeln)) |
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M = T.getSimulation('sim') |
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M.build() |
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|
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def _runfail(self,filen,n,msg="failed"): |
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try: |
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self._run(filen,'fail%d' % n) |
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except Exception,e: |
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print "(EXPECTED) ERROR: %s" % e |
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return |
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self.fail(msg) |
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|
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|
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def testloading(self): |
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"""library startup""" |
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pass |
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|
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def testsystema4l(self): |
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"""loading system.a4l?""" |
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self.L.load('system.a4l') |
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|
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def testatomsa4l(self): |
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"""loading atoms.a4l?""" |
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self.L.load('atoms.a4l') |
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|
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def testmissingreq(self): |
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"""flagging a missing REQUIRE""" |
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self._runfail('missingreq',1) |
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|
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def testmissingsubreq(self): |
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"""flagging a subsidiary missing REQUIRE""" |
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self._runfail('missingreq',1) |
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|
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def defaultmethodstest(self,modelname): |
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self.L.load("test/defaultmethods.a4c") |
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T = self.L.findType(modelname) |
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M = T.getSimulation('sim') |
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M.run(T.getMethod('on_load')) |
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M.run(T.getMethod('self_test')) |
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return M |
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|
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def testdefault1(self): |
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self.defaultmethodstest('testdefault1') |
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|
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def testdefault2(self): |
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self.defaultmethodstest('testdefault2') |
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|
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def testdefault3(self): |
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self.defaultmethodstest('testdefault3') |
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|
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def testdefault4(self): |
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self.defaultmethodstest('testdefault4') |
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|
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def testdefault5(self): |
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self.defaultmethodstest('testdefault5') |
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|
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def testdefault6(self): |
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self.defaultmethodstest('testdefault6') |
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|
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def testdefault7(self): |
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self.defaultmethodstest('testdefault7') |
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|
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def testdefault8(self): |
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self.defaultmethodstest('testdefault8') |
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|
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def testdefault9(self): |
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self.defaultmethodstest('testdefault9') |
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|
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def testdefault10(self): |
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self.defaultmethodstest('testdefault10') |
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|
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def testdefault11(self): |
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self.defaultmethodstest('testdefault11') |
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|
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def testdefault12(self): |
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self.defaultmethodstest('testdefault12') |
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|
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def testdefault13(self): |
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self.defaultmethodstest('testdefault13') |
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|
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def testdefault14(self): |
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self.defaultmethodstest('testdefault14') |
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|
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def testdefault15(self): |
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self.defaultmethodstest('testdefault15') |
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|
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def testdefault16(self): |
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self.defaultmethodstest('testdefault16') |
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|
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def testdefault17(self): |
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self.defaultmethodstest('testdefault17') |
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def testdefault18(self): |
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self.defaultmethodstest('testdefault18') |
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|
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def testdefault19(self): |
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self.defaultmethodstest('testdefault19') |
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|
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#def testdefault19fail(self): |
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# self.defaultmethodstest('testdefault19fail') |
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|
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def testdefault20(self): |
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self.defaultmethodstest('testdefault20') |
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|
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#def testdefault20fail(self): |
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# self.defaultmethodstest('testdefault20fail') |
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|
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class TestSolver(AscendSelfTester): |
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|
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def testlog10(self): |
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M = self._run('testlog10') |
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|
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def testrootsofpoly(self): |
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self._run('roots_of_poly',filename="roots_of_poly.a4c") |
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|
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def testcollapsingcan(self): |
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self._run('collapsingcan',filename="collapsingcan.a4c") |
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|
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def testdistancecalc(self): |
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self._run('distance_calc',filename="distance_calc.a4c") |
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|
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def testconopt(self): |
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self._run('testconopt',"CONOPT") |
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|
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def testcmslv2(self): |
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self._run('testcmslv2',"CMSlv") |
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|
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def testsunpos1(self): |
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self._run('example_1_6_1',"QRSlv","johnpye/sunpos.a4c") |
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|
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def testsunpos2(self): |
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self._run('example_1_6_2',"QRSlv","johnpye/sunpos.a4c") |
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|
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def testsunpos3(self): |
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self._run('example_1_7_1',"QRSlv","johnpye/sunpos.a4c") |
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|
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def testsunpos4(self): |
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self._run('example_1_7_2',"QRSlv","johnpye/sunpos.a4c") |
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|
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def testsunpos5(self): |
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self._run('example_1_7_3',"QRSlv","johnpye/sunpos.a4c") |
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|
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def testsunpos6(self): |
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self._run('example_1_8_1',"QRSlv","johnpye/sunpos.a4c") |
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|
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def testinstanceas(self): |
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M = self._run('example_1_6_1',"QRSlv","johnpye/sunpos.a4c") |
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self.assertAlmostEqual( float(M.t_solar), M.t_solar.as("s")) |
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self.assertAlmostEqual( float(M.t_solar)/3600, M.t_solar.as("h")) |
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|
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def testwritegraph(self): |
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M = self._run('testlog10') |
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if platform.system!="Windows": |
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M.write(sys.stderr,"dot") |
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else: |
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self.fail("not implemented on windows") |
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|
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def testrelinclude(self): |
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self.L.load('test/relinclude.a4c') |
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T = self.L.findType('relinclude') |
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M = T.getSimulation('sim') |
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M.eq1.setIncluded(True) |
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M.eq2.setIncluded(False) |
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M.eq3.setIncluded(False) |
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M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
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self.assertAlmostEqual( float(M.z), 2.0) |
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M.eq1.setIncluded(False) |
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M.eq2.setIncluded(True) |
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M.eq3.setIncluded(False) |
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M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
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self.assertAlmostEqual( float(M.z), 4.0) |
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M.eq1.setIncluded(False) |
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M.eq2.setIncluded(False) |
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M.eq3.setIncluded(True) |
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M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
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self.assertAlmostEqual( float(M.z), 4.61043629206) |
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|
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|
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class TestLRSlv(AscendSelfTester): |
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def testonerel(self): |
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self._run('onerel',"LRSlv","test/lrslv/onerel.a4c") |
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|
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# need to migrate to 'FIX boolvar', currently not supported... |
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# def testonerel(self): |
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# self._run('onerel',"LRSlv","test/lrslv/onerel.a4c") |
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|
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def testsequencecrash(self): |
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try: |
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self._run('onerel',"LRSlv","test/lrslv/sequencecrash.a4c") |
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except: |
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pass |
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# it just has to not crash, that's all |
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|
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def testsequence(self): |
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self._run('onerel',"LRSlv","test/lrslv/sequence.a4c") |
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|
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|
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class TestCMSlv(AscendSelfTester): |
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def testsonic(self): |
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M = self._run('sonic',"CMSlv","sonic.a4c") |
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assert(M.sonic_flow.getBoolValue()) |
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|
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# other side of boundary... |
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M.D.setRealValueWithUnits(4.,"cm") |
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T = self.L.findType('sonic') |
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M.solve(ascpy.Solver('CMSlv'),ascpy.SolverReporter()) |
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M.run(T.getMethod('self_test')) |
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assert(not M.sonic_flow.getBoolValue()) |
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|
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def testheatex(self): |
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self._run('heatex',"CMSlv","heatex.a4c") |
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def testphaseeq(self): |
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self._run('phaseq',"CMSlv","phaseq.a4c") |
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def testpipeline(self): |
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self._run('pipeline',"CMSlv","pipeline.a4c" |
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,{'infinity':3.2e9} |
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) |
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def testrachford(self): |
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self._run('rachford',"CMSlv","rachford.a4c") |
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def testlinmassbal(self): |
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self._run('linmassbal',"CMSlv","linmassbal.a4c") |
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|
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|
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class TestMatrix(AscendSelfTester): |
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def testlog10(self): |
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M = self._run('testlog10') |
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print "FETCHING MATRIX................." |
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X = M.getMatrix() |
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# this stuff crashes Windows because the FILE* structure used by Python is not the same |
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# as used by MinGW... |
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#print "GOT MATRIX" |
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#sys.stderr.flush() |
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#sys.stdout.flush() |
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#F = os.tmpfile() |
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#X.write(F.fileno,"mmio") |
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#F.seek(0) |
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#print F.read() |
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|
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class TestIntegrator(Ascend): |
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|
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def testListIntegrators(self): |
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I = ascpy.Integrator.getEngines() |
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s1 = sorted([str(i) for i in I.values()]) |
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s2 = sorted(['IDA','LSODE','AWW']) |
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assert s1==s2 |
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|
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# this routine is reused by both testIDA and testLSODE |
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def _testIntegrator(self,integratorname): |
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self.L.load('johnpye/shm.a4c') |
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M = self.L.findType('shm').getSimulation('sim') |
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M.setSolver(ascpy.Solver('QRSlv')) |
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P = M.getParameters() |
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M.setParameter('feastol',1e-12) |
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print M.getChildren() |
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assert float(M.x) == 10.0 |
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assert float(M.v) == 0.0 |
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t_end = math.pi |
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|
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I = ascpy.Integrator(M) |
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I.setReporter(ascpy.IntegratorReporterNull(I)) |
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I.setEngine(integratorname); |
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I.setLinearTimesteps(ascpy.Units("s"), 0.0, t_end, 100); |
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I.setMinSubStep(0.0001); # these limits are required by IDA at present (numeric diff) |
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I.setMaxSubStep(0.1); |
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I.setInitialSubStep(0.001); |
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I.setMaxSubSteps(200); |
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if(integratorname=='IDA'): |
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I.setParameter('autodiff',False) |
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for p in M.getParameters(): |
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print p.getName(),"=",p.getValue() |
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I.analyse(); |
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I.solve(); |
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print "At end of simulation," |
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print "x = %f" % M.x |
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print "v = %f" % M.v |
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assert abs(float(M.x) + 10) < 1e-2 |
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assert abs(float(M.v)) < 1e-2 |
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assert I.getNumObservedVars() == 3 |
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|
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def testInvalidIntegrator(self): |
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self.L.load('johnpye/shm.a4c') |
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M = self.L.findType('shm').getSimulation('sim') |
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M.setSolver(ascpy.Solver('QRSlv')) |
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I = ascpy.Integrator(M) |
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try: |
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I.setEngine('___NONEXISTENT____') |
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except RuntimeError: |
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return |
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self.fail("setEngine did not raise error!") |
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|
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def testLSODE(self): |
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self._testIntegrator('LSODE') |
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|
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def testIDA(self): |
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self._testIntegrator('IDA') |
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|
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def testparameters(self): |
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self.L.load('johnpye/shm.a4c') |
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M = self.L.findType('shm').getSimulation('sim') |
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M.build() |
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I = ascpy.Integrator(M) |
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I.setEngine('IDA') |
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P = I.getParameters() |
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for p in P: |
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print p.getName(),"=",p.getValue() |
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assert len(P)==12 |
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assert P[0].isStr() |
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assert P[0].getName()=="linsolver" |
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assert P[0].getValue()=='DENSE' |
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assert P[2].getName()=="maxord" |
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assert P[3].getName()=="autodiff" |
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assert P[3].getValue()==True |
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assert P[8].getName()=="atolvect" |
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assert P[8].getBoolValue() == True |
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P[3].setBoolValue(False) |
| 385 |
assert P[3].getBoolValue()==False |
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I.setParameters(P) |
| 387 |
assert I.getParameterValue('autodiff')==False |
| 388 |
I.setParameter('autodiff',True) |
| 389 |
try: |
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v = I.getParameterValue('nonexist') |
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except KeyError: |
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pass |
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else: |
| 394 |
self.fail('Failed to trip invalid Integrator parameter') |
| 395 |
|
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class TestLSODE(Ascend): |
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|
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def testzill(self): |
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self.L.load('johnpye/zill.a4c') |
| 400 |
T = self.L.findType('zill') |
| 401 |
M = T.getSimulation('sim') |
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M.setSolver(ascpy.Solver('QRSlv')) |
| 403 |
I = ascpy.Integrator(M) |
| 404 |
I.setEngine('LSODE') |
| 405 |
I.setMinSubStep(1e-7) |
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I.setMaxSubStep(0.001) |
| 407 |
I.setMaxSubSteps(10000) |
| 408 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 409 |
I.setLinearTimesteps(ascpy.Units(), 1.0, 1.5, 5) |
| 410 |
I.analyse() |
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I.solve() |
| 412 |
M.run(T.getMethod('self_test')) |
| 413 |
|
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def testnewton(self): |
| 415 |
sys.stderr.write("STARTING TESTNEWTON\n") |
| 416 |
self.L.load('johnpye/newton.a4c') |
| 417 |
T = self.L.findType('newton') |
| 418 |
M = T.getSimulation('sim') |
| 419 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
| 420 |
I = ascpy.Integrator(M) |
| 421 |
I.setEngine('LSODE') |
| 422 |
I.setParameter('rtolvect',False) |
| 423 |
I.setParameter('rtol',1e-7) |
| 424 |
I.setParameter('atolvect',False) |
| 425 |
I.setParameter('atol',1e-7) |
| 426 |
I.setMinSubStep(1e-7) |
| 427 |
I.setMaxSubStep(0.001) |
| 428 |
I.setMaxSubSteps(10000) |
| 429 |
|
| 430 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 431 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 2*float(M.v)/float(M.g), 2) |
| 432 |
I.analyse() |
| 433 |
I.solve() |
| 434 |
print "At end of simulation," |
| 435 |
print "x = %f" % M.x |
| 436 |
print "v = %f" % M.v |
| 437 |
M.run(T.getMethod('self_test')) |
| 438 |
|
| 439 |
def testlotka(self): |
| 440 |
self.L.load('johnpye/lotka.a4c') |
| 441 |
M = self.L.findType('lotka').getSimulation('sim') |
| 442 |
M.setSolver(ascpy.Solver("QRSlv")) |
| 443 |
I = ascpy.Integrator(M) |
| 444 |
I.setEngine('LSODE') |
| 445 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 446 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5) |
| 447 |
I.analyse() |
| 448 |
print "Number of vars = %d" % I.getNumVars() |
| 449 |
assert I.getNumVars()==2 |
| 450 |
I.solve() |
| 451 |
assert I.getNumObservedVars() == 3; |
| 452 |
assert abs(M.R - 832) < 1.0 |
| 453 |
assert abs(M.F - 21.36) < 0.1 |
| 454 |
|
| 455 |
def testwritegraph(self): |
| 456 |
self.L.load('johnpye/lotka.a4c') |
| 457 |
M = self.L.findType('lotka').getSimulation('sim') |
| 458 |
F = file('lotka.dot','w') |
| 459 |
M.build() |
| 460 |
M.write(F,"dot") |
| 461 |
|
| 462 |
|
| 463 |
#------------------------------------------------------------------------------- |
| 464 |
# Testing of a external blackbox functions |
| 465 |
|
| 466 |
class TestBlackBox(AscendSelfTester): |
| 467 |
def testparsefail0(self): |
| 468 |
try: |
| 469 |
self.L.load('test/blackbox/parsefail0.a4c') |
| 470 |
self.fail("parsefail0 should not have loaded without errors") |
| 471 |
except: |
| 472 |
pass |
| 473 |
|
| 474 |
def testparsefail1(self): |
| 475 |
try: |
| 476 |
self.L.load('test/blackbox/parsefail1.a4c') |
| 477 |
self.fail("parsefail1 should not have loaded without errors") |
| 478 |
except: |
| 479 |
pass |
| 480 |
|
| 481 |
def testparsefail2(self): |
| 482 |
try: |
| 483 |
self.L.load('test/blackbox/parsefail2.a4c') |
| 484 |
self.fail("parsefail2 should not have loaded without errors") |
| 485 |
except: |
| 486 |
pass |
| 487 |
|
| 488 |
def testparsefail3(self): |
| 489 |
try: |
| 490 |
self.L.load('test/blackbox/parsefail3.a4c') |
| 491 |
self.fail("parsefail3 should not have loaded without errors") |
| 492 |
except: |
| 493 |
pass |
| 494 |
|
| 495 |
def testparsefail4(self): |
| 496 |
try: |
| 497 |
self.L.load('test/blackbox/parsefail4.a4c') |
| 498 |
self.fail("parsefail4 should not have loaded") |
| 499 |
except: |
| 500 |
pass |
| 501 |
|
| 502 |
def testfail1(self): |
| 503 |
"""Mismatched arg counts check-- tests bbox, not ascend.""" |
| 504 |
self.L.load('test/blackbox/fail1.a4c') |
| 505 |
try: |
| 506 |
M = self.L.findType('fail1').getSimulation('sim') |
| 507 |
self.fail("expected exception was not raised") |
| 508 |
except RuntimeError,e: |
| 509 |
print "Caught exception '%s', assumed ok" % e |
| 510 |
|
| 511 |
def testfail2(self): |
| 512 |
"""Incorrect data arg check -- tests bbox, not ascend""" |
| 513 |
self.L.load('test/blackbox/fail2.a4c') |
| 514 |
try: |
| 515 |
M = self.L.findType('fail2').getSimulation('sim') |
| 516 |
self.fail("expected exception was not raised") |
| 517 |
except RuntimeError,e: |
| 518 |
print "Caught exception '%s', assumed ok (should mention errors during instantiation)" % e |
| 519 |
|
| 520 |
def testpass1(self): |
| 521 |
"""simple single bbox forward solve""" |
| 522 |
M = self._run('pass1',filename='test/blackbox/pass.a4c') |
| 523 |
|
| 524 |
def testpass2(self): |
| 525 |
"""simple single bbox reverse solve""" |
| 526 |
M = self._run('pass2',filename='test/blackbox/pass.a4c') |
| 527 |
|
| 528 |
def testpass3(self): |
| 529 |
"""simple double bbox solve""" |
| 530 |
M = self._run('pass3',filename='test/blackbox/pass3.a4c') |
| 531 |
|
| 532 |
def testpass4(self): |
| 533 |
"""simple double bbox reverse solve""" |
| 534 |
M = self._run('pass4',filename='test/blackbox/pass3.a4c') |
| 535 |
|
| 536 |
def testpass5(self): |
| 537 |
M = self._run('pass5',filename='test/blackbox/pass5.a4c') |
| 538 |
|
| 539 |
def testpass6(self): |
| 540 |
M = self._run('pass6',filename='test/blackbox/pass5.a4c') |
| 541 |
|
| 542 |
def testpass7(self): |
| 543 |
M = self._run('pass7',filename='test/blackbox/passmerge.a4c') |
| 544 |
|
| 545 |
def testpass8(self): |
| 546 |
M = self._run('pass8',filename='test/blackbox/passmerge.a4c') |
| 547 |
|
| 548 |
def testpass9(self): |
| 549 |
M = self._run('pass9',filename='test/blackbox/passmerge.a4c') |
| 550 |
|
| 551 |
def testpass10(self): |
| 552 |
M = self._run('pass10',filename='test/blackbox/passmerge.a4c') |
| 553 |
|
| 554 |
def testpass11(self): |
| 555 |
M = self._run('pass11',filename='test/blackbox/passmerge.a4c') |
| 556 |
|
| 557 |
def testpass12(self): |
| 558 |
M = self._run('pass12',filename='test/blackbox/passmerge.a4c') |
| 559 |
|
| 560 |
# this test doesn't work: 'system is inconsistent' -- and structurally singular |
| 561 |
# def testpass13(self): |
| 562 |
# """cross-merged input/output solve""" |
| 563 |
# M = self._run('pass13',filename='test/blackbox/passmerge.a4c') |
| 564 |
|
| 565 |
def testpass14(self): |
| 566 |
"""cross-merged input/output reverse solve""" |
| 567 |
M = self._run('pass14',filename='test/blackbox/passmerge.a4c') |
| 568 |
|
| 569 |
def testpass20(self): |
| 570 |
M = self._run('pass20',filename='test/blackbox/passarray.a4c') |
| 571 |
|
| 572 |
def testparsefail21(self): |
| 573 |
"""dense array of black boxes wrong syntax""" |
| 574 |
try: |
| 575 |
self.L.load('test/blackbox/parsefail21.a4c') |
| 576 |
self.fail("parsefail21 should not have loaded without errors") |
| 577 |
except: |
| 578 |
pass |
| 579 |
|
| 580 |
def testpass22(self): |
| 581 |
M = self._run('pass22',filename='test/blackbox/passarray.a4c') |
| 582 |
|
| 583 |
def testpass23(self): |
| 584 |
M = self._run('pass23',filename='test/blackbox/passarray.a4c') |
| 585 |
|
| 586 |
def testpass61(self): |
| 587 |
M = self._run('pass61',filename='test/blackbox/reinstantiate.a4c') |
| 588 |
|
| 589 |
def testpass62(self): |
| 590 |
M = self._run('pass62',filename='test/blackbox/reinstantiate.a4c') |
| 591 |
|
| 592 |
def testpass64(self): |
| 593 |
M = self._run('pass64',filename='test/blackbox/reinstantiate.a4c') |
| 594 |
|
| 595 |
def testpass65(self): |
| 596 |
M = self._run('pass65',filename='test/blackbox/reinstantiate.a4c') |
| 597 |
|
| 598 |
def testpass66(self): |
| 599 |
M = self._run('pass66',filename='test/blackbox/reinstantiate.a4c') |
| 600 |
|
| 601 |
def testpass67(self): |
| 602 |
M = self._run('pass67',filename='test/blackbox/reinstantiate.a4c') |
| 603 |
|
| 604 |
class TestExtFn(AscendSelfTester): |
| 605 |
def testextfntest(self): |
| 606 |
M = self._run('extfntest',filename='johnpye/extfn/extfntest.a4c') |
| 607 |
self.assertAlmostEqual(M.y, 2); |
| 608 |
self.assertAlmostEqual(M.x, 1); |
| 609 |
self.assertAlmostEqual(M.y, M.x + 1); |
| 610 |
|
| 611 |
def testextrelfor(self): |
| 612 |
M = self._run('extrelfor',filename='johnpye/extfn/extrelfor.a4c') |
| 613 |
|
| 614 |
## @TODO fix bug with badly-named bbox rel in a loop (Ben, maybe) |
| 615 |
# def testextrelforbadnaming(self): |
| 616 |
# self.L.load('johnpye/extfn/extrelforbadnaming.a4c') |
| 617 |
# T = self.L.findType('extrelfor') |
| 618 |
# M = T.getSimulation('sim') |
| 619 |
# M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 620 |
# print "x[1] = %f" % M.x[1] |
| 621 |
# print "x[2] = %f" % M.x[2] |
| 622 |
# print "x[3] = %f" % M.x[3] |
| 623 |
# print "x[4] = %f" % M.x[4] |
| 624 |
# print "x[5] = %f" % M.x[5] |
| 625 |
# M.run(T.getMethod('self_test')) |
| 626 |
|
| 627 |
def testextrelrepeat(self): |
| 628 |
M = self._run('extrelrepeat',filename='johnpye/extfn/extrelrepeat.a4c') |
| 629 |
|
| 630 |
#------------------------------------------------------------------------------- |
| 631 |
# Testing of Sensitivity module |
| 632 |
|
| 633 |
class TestSensitivity(AscendSelfTester): |
| 634 |
def test1(self): |
| 635 |
self.L.load('sensitivity_test.a4c') |
| 636 |
T = self.L.findType('sensitivity_test') |
| 637 |
M = T.getSimulation('sim',False) |
| 638 |
M.run(T.getMethod('on_load')) |
| 639 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 640 |
M.run(T.getMethod('analyse')) |
| 641 |
M.run(T.getMethod('self_test')) |
| 642 |
|
| 643 |
# def testall(self): |
| 644 |
# self.L.load('sensitivity_test.a4c') |
| 645 |
# T = self.L.findType('sensitivity_test_all') |
| 646 |
# M = T.getSimulation('sim',False) |
| 647 |
# M.run(T.getMethod('on_load')) |
| 648 |
# M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 649 |
# M.run(T.getMethod('analyse')) |
| 650 |
# M.run(T.getMethod('self_test')) |
| 651 |
# CAUSES CRASH |
| 652 |
|
| 653 |
#------------------------------------------------------------------------------- |
| 654 |
# Testing of a ExtPy - external python methods |
| 655 |
|
| 656 |
class TestExtPy(AscendSelfTester): |
| 657 |
def test1(self): |
| 658 |
self.L.load('johnpye/extpy/extpytest.a4c') |
| 659 |
T = self.L.findType('extpytest') |
| 660 |
M = T.getSimulation('sim') |
| 661 |
M.run(T.getMethod('self_test')) |
| 662 |
|
| 663 |
def test2(self): |
| 664 |
self.L.load('johnpye/extpy/extpytest.a4c') |
| 665 |
T = self.L.findType('extpytest') |
| 666 |
M = T.getSimulation('sim') |
| 667 |
M.run(T.getMethod('pythonthing')) |
| 668 |
M.run(T.getMethod('pythonthing')) |
| 669 |
M.run(T.getMethod('pythonthing')) |
| 670 |
M.run(T.getMethod('pythonthing')) |
| 671 |
M.run(T.getMethod('pythonthing')) |
| 672 |
M.run(T.getMethod('pythonthing')) |
| 673 |
M.run(T.getMethod('pythonthing')) |
| 674 |
# causes crash! |
| 675 |
|
| 676 |
#------------------------------------------------------------------------------- |
| 677 |
# Testing of saturated steam properties library (iapwssatprops.a4c) |
| 678 |
|
| 679 |
class TestSteam(AscendSelfTester): |
| 680 |
|
| 681 |
def testiapwssatprops1(self): |
| 682 |
M = self._run('testiapwssatprops1',filename='steam/iapwssatprops.a4c') |
| 683 |
def testiapwssatprops2(self): |
| 684 |
M = self._run('testiapwssatprops2',filename='steam/iapwssatprops.a4c') |
| 685 |
def testiapwssatprops3(self): |
| 686 |
M = self._run('testiapwssatprops3',filename='steam/iapwssatprops.a4c') |
| 687 |
|
| 688 |
# test the stream model basically works |
| 689 |
def testsatsteamstream(self): |
| 690 |
M = self._run('satsteamstream',filename='steam/satsteamstream.a4c') |
| 691 |
|
| 692 |
# test that we can solve in terms of various (rho,u) |
| 693 |
def testsatuv(self): |
| 694 |
self.L.load('steam/iapwssat.a4c') |
| 695 |
T = self.L.findType('testiapwssatuv') |
| 696 |
M = T.getSimulation('sim',False) |
| 697 |
M.run(T.getMethod('on_load')) |
| 698 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 699 |
print "p = %f bar" % M.p.as('bar'); |
| 700 |
print "T = %f C" % (M.T.as('K') - 273.15); |
| 701 |
print "x = %f" % M.x; |
| 702 |
M.run(T.getMethod('self_test')) |
| 703 |
M.run(T.getMethod('values2')) |
| 704 |
# M.v.setRealValueWithUnits(1.0/450,"m^3/kg"); |
| 705 |
# M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 706 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 707 |
print "p = %f bar" % M.p.as('bar'); |
| 708 |
print "T = %f C" % (M.T.as('K') - 273.15); |
| 709 |
print "x = %f" % M.x; |
| 710 |
M.run(T.getMethod('self_test2')) |
| 711 |
|
| 712 |
|
| 713 |
## @TODO fix error capture from bounds checking during initialisation |
| 714 |
# def testiapwssat1(self): |
| 715 |
# M = self._run('testiapwssat1',filename='steam/iapwssat.a4c') |
| 716 |
|
| 717 |
def testdsgsat(self): |
| 718 |
self.L.load('steam/dsgsat3.a4c') |
| 719 |
T = self.L.findType('dsgsat3') |
| 720 |
M = T.getSimulation('sim',False) |
| 721 |
M.run(T.getMethod('on_load')) |
| 722 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 723 |
self.assertAlmostEqual(M.dTw_dt[2],0.0); |
| 724 |
M.run(T.getMethod('configure_dynamic')) |
| 725 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 726 |
return M |
| 727 |
|
| 728 |
def testdsgsatrepeat(self): |
| 729 |
self.L.load('steam/dsgsat3.a4c') |
| 730 |
T = self.L.findType('dsgsat3') |
| 731 |
M = T.getSimulation('sim',False) |
| 732 |
M.run(T.getMethod('on_load')) |
| 733 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 734 |
M.run(T.getMethod('on_load')) |
| 735 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 736 |
M.run(T.getMethod('on_load')) |
| 737 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 738 |
|
| 739 |
def testvary(self): |
| 740 |
self.L.load('steam/dsgsat3.a4c') |
| 741 |
T = self.L.findType('dsgsat3') |
| 742 |
M = T.getSimulation('sim',False) |
| 743 |
M.run(T.getMethod('on_load')) |
| 744 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 745 |
print "----- setting qdot_s -----" |
| 746 |
M.qdot_s.setRealValueWithUnits(1000,"W/m") |
| 747 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 748 |
print "----- setting qdot_s -----" |
| 749 |
M.qdot_s.setRealValueWithUnits(2000,"W/m") |
| 750 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 751 |
|
| 752 |
def teststeadylsode(self): |
| 753 |
"test that steady conditions are stable with LSODE" |
| 754 |
M = self.testdsgsat() |
| 755 |
#M.qdot_s.setRealValueWithUnits(1000,"W/m") |
| 756 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 757 |
#M.setParameter(' |
| 758 |
I = ascpy.Integrator(M) |
| 759 |
I.setEngine('LSODE') |
| 760 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 761 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 3600, 10) |
| 762 |
I.analyse() |
| 763 |
I.solve() |
| 764 |
|
| 765 |
# def testpeturblsode(self): |
| 766 |
# "test that steady conditions are stable with LSODE" |
| 767 |
# M = self.testdsgsat() |
| 768 |
# # here is the peturbation... |
| 769 |
# M.qdot_s.setRealValueWithUnits(1000,"W/m") |
| 770 |
# M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 771 |
# I = ascpy.Integrator(M) |
| 772 |
# I.setEngine('LSODE') |
| 773 |
# I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 774 |
# I.setLinearTimesteps(ascpy.Units("s"), 0, 5, 1) |
| 775 |
# I.analyse() |
| 776 |
# I.solve() |
| 777 |
|
| 778 |
def teststeadyida(self): |
| 779 |
M = self.testdsgsat() |
| 780 |
self.assertAlmostEqual(M.dTw_dt[2],0.0) |
| 781 |
Tw1 = float(M.T_w[2]) |
| 782 |
T = self.L.findType('dsgsat3') |
| 783 |
M.run(T.getMethod('free_states')) |
| 784 |
I = ascpy.Integrator(M) |
| 785 |
I.setEngine('IDA') |
| 786 |
I.setParameter('linsolver','DENSE') |
| 787 |
I.setParameter('safeeval',True) |
| 788 |
I.setParameter('rtol',1e-4) |
| 789 |
I.setParameter('atolvect',False) |
| 790 |
I.setParameter('atol',1e-4) |
| 791 |
I.setParameter('maxord',3) |
| 792 |
I.setInitialSubStep(0.001) |
| 793 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 794 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 3600, 10) |
| 795 |
I.analyse() |
| 796 |
I.solve() |
| 797 |
self.assertAlmostEqual(float(M.T_w[2]),Tw1) |
| 798 |
M.qdot_s.setRealValueWithUnits(1000,"W/m") |
| 799 |
self.assertAlmostEqual(M.qdot_s.as("W/m"),1000) |
| 800 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
| 801 |
print "dTw/dt = %f" % M.dTw_dt[2] |
| 802 |
self.assertNotAlmostEqual(M.dTw_dt[2],0.0) |
| 803 |
F=file('dsgsat.dot','w') |
| 804 |
M.write(F,'dot') |
| 805 |
|
| 806 |
def testpeturbida(self): |
| 807 |
M = self.testdsgsat() |
| 808 |
self.assertAlmostEqual(M.dTw_dt[2],0.0) |
| 809 |
T = self.L.findType('dsgsat3') |
| 810 |
M.run(T.getMethod('free_states')) |
| 811 |
# here is the peturbation... |
| 812 |
qdot_s = float(M.qdot_s) |
| 813 |
print "OLD QDOT_S = %f" % qdot_s |
| 814 |
M.qdot_s.setRealValueWithUnits(6000,"W/m") |
| 815 |
# IDA has its own initial conditions solver, so no need to call QRSlv here |
| 816 |
I = ascpy.Integrator(M) |
| 817 |
I.setEngine('IDA') |
| 818 |
I.setParameter('linsolver','DENSE') |
| 819 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 820 |
#I.setLinearTimesteps(ascpy.Units("s"), 0,300,300) |
| 821 |
I.setLogTimesteps(ascpy.Units("s"), 0.009, 1200, 150) |
| 822 |
I.analyse() |
| 823 |
F = file('ga.mm','w') |
| 824 |
I.writeMatrix(F,'dg/dz') |
| 825 |
F = file('gd.mm','w') |
| 826 |
I.writeMatrix(F,'dg/dx') |
| 827 |
F = file('fa.mm','w') |
| 828 |
I.writeMatrix(F,'df/dz') |
| 829 |
F = file('fd.mm','w') |
| 830 |
I.writeMatrix(F,'df/dx') |
| 831 |
F = file('fdp.mm','w') |
| 832 |
I.writeMatrix(F,"df/dx'") |
| 833 |
I.solve() |
| 834 |
|
| 835 |
#------------------------------------------------------------------------------- |
| 836 |
# Testing of freesteam external steam properties functions |
| 837 |
|
| 838 |
with_freesteam = True |
| 839 |
try: |
| 840 |
# we assume that if the freesteam python module is installed, the ASCEND |
| 841 |
# external library will also be. |
| 842 |
import freesteam |
| 843 |
have_freesteam = True |
| 844 |
except ImportError,e: |
| 845 |
have_freesteam = False |
| 846 |
|
| 847 |
if with_freesteam and have_freesteam: |
| 848 |
class TestFreesteam(AscendSelfTester): |
| 849 |
# def testfreesteamtest(self): |
| 850 |
# """run the self-test cases bundled with freesteam""" |
| 851 |
# self._run('testfreesteam',filename='testfreesteam.a4c') |
| 852 |
|
| 853 |
def testload(self): |
| 854 |
"""check that we can load 'thermalequilibrium2' (IMPORT "freesteam", etc)""" |
| 855 |
self.L.load('johnpye/thermalequilibrium2.a4c') |
| 856 |
|
| 857 |
def testinstantiate(self): |
| 858 |
"""load an instantiate 'thermalequilibrium2'""" |
| 859 |
self.testload() |
| 860 |
M = self.L.findType('thermalequilibrium2').getSimulation('sim') |
| 861 |
return M |
| 862 |
|
| 863 |
def testintegrate(self): |
| 864 |
"""integrate transfer of heat from one mass of water/steam to another |
| 865 |
according to Newton's law of cooling""" |
| 866 |
M = self.testinstantiate() |
| 867 |
M.setSolver(ascpy.Solver("QRSlv")) |
| 868 |
I = ascpy.Integrator(M) |
| 869 |
I.setEngine('LSODE') |
| 870 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 871 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 3000, 30) |
| 872 |
I.setMinSubStep(0.01) |
| 873 |
I.setInitialSubStep(1) |
| 874 |
I.analyse() |
| 875 |
print "Number of vars = %d" % I.getNumVars() |
| 876 |
assert I.getNumVars()==2 |
| 877 |
I.solve() |
| 878 |
assert I.getNumObservedVars() == 3; |
| 879 |
print "S[1].T = %f K" % M.S[1].T |
| 880 |
print "S[2].T = %f K" % M.S[2].T |
| 881 |
print "Q = %f W" % M.Q |
| 882 |
self.assertAlmostEqual(float(M.S[1].T),506.77225109,4); |
| 883 |
self.assertAlmostEqual(float(M.S[2].T),511.605173967,5); |
| 884 |
self.assertAlmostEqual(float(M.Q),-48.32922877329,3); |
| 885 |
self.assertAlmostEqual(float(M.t),3000); |
| 886 |
print "Note that the above values have not been verified analytically" |
| 887 |
|
| 888 |
def testcollapsingcan2(self): |
| 889 |
""" solve the collapsing can model using IAPWS-IF97 steam props """ |
| 890 |
M = self._run("collapsingcan2",filename="collapsingcan2.a4c"); |
| 891 |
|
| 892 |
#------------------------------------------------------------------------------- |
| 893 |
# Testing of the brent-solver EXTERNAL method |
| 894 |
|
| 895 |
class TestBrent(AscendSelfTester): |
| 896 |
def testbrent(self): |
| 897 |
M = self._run('brent1',filename='test/brent.a4c') |
| 898 |
|
| 899 |
#------------------------------------------------------------------------------- |
| 900 |
# Testing of IDA's analysis module |
| 901 |
|
| 902 |
class TestIDA(Ascend): |
| 903 |
def _run(self,filen,modeln=""): |
| 904 |
self.L.load('test/ida/%s.a4c' % filen) |
| 905 |
T = self.L.findType('%s%s' % (filen,modeln)) |
| 906 |
M = T.getSimulation('sim') |
| 907 |
M.build() |
| 908 |
I = ascpy.Integrator(M) |
| 909 |
I.setEngine('IDA') |
| 910 |
I.analyse() |
| 911 |
return M; |
| 912 |
|
| 913 |
def _runfail(self,filen,n,msg="failed"): |
| 914 |
try: |
| 915 |
self._run(filen,'fail%d' % n) |
| 916 |
except Exception,e: |
| 917 |
print "(EXPECTED) ERROR: %s" % e |
| 918 |
return |
| 919 |
self.fail(msg) |
| 920 |
|
| 921 |
def testsinglederiv(self): |
| 922 |
self._run('singlederiv') |
| 923 |
|
| 924 |
def testsinglederivfail1(self): |
| 925 |
self._runfail('singlederiv',1 |
| 926 |
,"t.ode_id=-1 did not trigger error") |
| 927 |
|
| 928 |
def testsinglederivfail2(self): |
| 929 |
self._runfail('singlederiv',2 |
| 930 |
,"dy_dt.ode_id=2 did not trigger error") |
| 931 |
|
| 932 |
def testsinglederivfail3(self): |
| 933 |
self._runfail('singlederiv',3 |
| 934 |
,"dy_dt.ode_type=3 did not trigger error") |
| 935 |
|
| 936 |
def testsinglederivfail4(self): |
| 937 |
self._runfail('singlederiv',4 |
| 938 |
,"duplicate ode_type=1 did not trigger error") |
| 939 |
|
| 940 |
def testsinglederivfail5(self): |
| 941 |
self._runfail('singlederiv',5 |
| 942 |
,"duplicate ode_type=1 did not trigger error") |
| 943 |
|
| 944 |
def testsinglederivfail6(self): |
| 945 |
self._runfail('singlederiv',6 |
| 946 |
,"duplicate ode_type=1 did not trigger error") |
| 947 |
|
| 948 |
def testtwoderiv(self): |
| 949 |
self._run('twoderiv') |
| 950 |
|
| 951 |
def testtwoderivfail1(self): |
| 952 |
self._runfail('twoderiv',1) |
| 953 |
|
| 954 |
def testtwoderivfail2(self): |
| 955 |
self._runfail('twoderiv',2) |
| 956 |
|
| 957 |
def testtwoderivfail3(self): |
| 958 |
self._runfail('twoderiv',3) |
| 959 |
def testtwoderivfail4(self): |
| 960 |
self._runfail('twoderiv',4) |
| 961 |
def testtwoderivfail5(self): |
| 962 |
self._runfail('twoderiv',5) |
| 963 |
|
| 964 |
def testnoderivs(self): |
| 965 |
self._runfail('noderivs',1) |
| 966 |
|
| 967 |
def testnoindeps(self): |
| 968 |
self._runfail('indeps',1) |
| 969 |
|
| 970 |
def testtwoindeps(self): |
| 971 |
self._runfail('indeps',2) |
| 972 |
|
| 973 |
def testfixedvars(self): |
| 974 |
self._run('fixedvars') |
| 975 |
|
| 976 |
def testfixedvars1(self): |
| 977 |
self._run('fixedvars',1) |
| 978 |
|
| 979 |
# fails the index check |
| 980 |
# def testfixedvars2(self): |
| 981 |
# self._run('fixedvars',2) |
| 982 |
|
| 983 |
# fails the index check |
| 984 |
# def testfixedvars3(self): |
| 985 |
# self._run('fixedvars',3) |
| 986 |
|
| 987 |
def testincidence(self): |
| 988 |
self._run('incidence') |
| 989 |
|
| 990 |
def testincidence1(self): |
| 991 |
self._run('incidence',1) |
| 992 |
def testincidence2(self): |
| 993 |
self._run('incidence',2) |
| 994 |
def testincidence3(self): |
| 995 |
M = self._run('incidence',3) |
| 996 |
|
| 997 |
def testincidence4(self): |
| 998 |
self._run('incidence',4) |
| 999 |
def testincidencefail5(self): |
| 1000 |
self._runfail('incidence',5) |
| 1001 |
|
| 1002 |
def testwritematrix(self): |
| 1003 |
self.L.load('test/ida/writematrix.a4c') |
| 1004 |
T = self.L.findType('writematrix') |
| 1005 |
M = T.getSimulation('sim') |
| 1006 |
M.build() |
| 1007 |
I = ascpy.Integrator(M) |
| 1008 |
I.setEngine('IDA') |
| 1009 |
I.analyse() |
| 1010 |
# this stuff fails on Windows because FILE structure is different python vs mingw |
| 1011 |
# F = os.tmpfile() |
| 1012 |
# I.writeMatrix(F,"dF/dy") |
| 1013 |
# F.seek(0) |
| 1014 |
# print F.read() |
| 1015 |
# F1 = os.tmpfile() |
| 1016 |
# I.writeMatrix(F1,"dF/dy'") |
| 1017 |
# F1.seek(0) |
| 1018 |
# print F1.read() |
| 1019 |
# F1 = os.tmpfile() |
| 1020 |
# I.writeMatrix(F1,"dg/dx") |
| 1021 |
# F1.seek(0) |
| 1022 |
# print F1.read() |
| 1023 |
# # for the moment you'll have to check these results manually. |
| 1024 |
|
| 1025 |
def testwritematrix2(self): |
| 1026 |
self.L.load('test/ida/writematrix.a4c') |
| 1027 |
T = self.L.findType('writematrix2') |
| 1028 |
M = T.getSimulation('sim') |
| 1029 |
M.build() |
| 1030 |
I = ascpy.Integrator(M) |
| 1031 |
I.setEngine('IDA') |
| 1032 |
I.analyse() |
| 1033 |
# this stuff fails on Windows because FILE structure is different python vs mingw |
| 1034 |
# F = os.tmpfile() |
| 1035 |
# I.writeMatrix(F,"dF/dy") |
| 1036 |
# F.seek(0) |
| 1037 |
# print F.read() |
| 1038 |
# F1 = os.tmpfile() |
| 1039 |
# I.writeMatrix(F1,"dF/dy'") |
| 1040 |
# F1.seek(0) |
| 1041 |
# print F1.read() |
| 1042 |
# F1 = os.tmpfile() |
| 1043 |
# I.writeMatrix(F1,"dg/dx") |
| 1044 |
# F1.seek(0) |
| 1045 |
# print F1.read() |
| 1046 |
#F1 = os.tmpfile() |
| 1047 |
#I.writeMatrix(F1,"dydp/dyd") |
| 1048 |
#F1.seek(0) |
| 1049 |
#print F1.read() |
| 1050 |
# for the moment you'll have to check these results manually. |
| 1051 |
|
| 1052 |
def testindexproblem(self): |
| 1053 |
self.L.load('test/ida/indexproblem.a4c') |
| 1054 |
T = self.L.findType('indexproblem') |
| 1055 |
M = T.getSimulation('sim') |
| 1056 |
M.build() |
| 1057 |
I = ascpy.Integrator(M) |
| 1058 |
I.setEngine('IDA') |
| 1059 |
I.analyse() |
| 1060 |
pass |
| 1061 |
|
| 1062 |
def testindexproblem2(self): |
| 1063 |
self.L.load('test/ida/indexproblem.a4c') |
| 1064 |
T = self.L.findType('indexproblem2') |
| 1065 |
M = T.getSimulation('sim') |
| 1066 |
M.build() |
| 1067 |
I = ascpy.Integrator(M) |
| 1068 |
I.setEngine('IDA') |
| 1069 |
try: |
| 1070 |
I.analyse() |
| 1071 |
except Exception,e: |
| 1072 |
return |
| 1073 |
self.fail("Index problem not detected") |
| 1074 |
|
| 1075 |
def testboundaries(self): |
| 1076 |
self.L.load('test/ida/boundaries.a4c') |
| 1077 |
T = self.L.findType('boundaries') |
| 1078 |
M = T.getSimulation('sim') |
| 1079 |
M.build() |
| 1080 |
I = ascpy.Integrator(M) |
| 1081 |
I.setEngine('IDA') |
| 1082 |
I.analyse() |
| 1083 |
I.setLogTimesteps(ascpy.Units("s"), 0.1, 20, 20) |
| 1084 |
I.setParameter('linsolver','DENSE') |
| 1085 |
I.setParameter('calcic','Y') |
| 1086 |
I.setParameter('linsolver','DENSE') |
| 1087 |
I.setParameter('safeeval',False) |
| 1088 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1089 |
I.solve() |
| 1090 |
|
| 1091 |
# doesn't work yet: |
| 1092 |
# def testincidence5(self): |
| 1093 |
# self._run('incidence',5) |
| 1094 |
|
| 1095 |
|
| 1096 |
#------------------------------------------------------------------------------- |
| 1097 |
# Testing of IDA models using DENSE linear solver |
| 1098 |
|
| 1099 |
class TestIDADENSE(Ascend): |
| 1100 |
"""IDA DAE integrator, DENSE linear solver""" |
| 1101 |
|
| 1102 |
def testlotka(self): |
| 1103 |
self.L.load('johnpye/lotka.a4c') |
| 1104 |
M = self.L.findType('lotka').getSimulation('sim') |
| 1105 |
M.setSolver(ascpy.Solver("QRSlv")) |
| 1106 |
I = ascpy.Integrator(M) |
| 1107 |
I.setEngine('IDA') |
| 1108 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1109 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5); |
| 1110 |
I.setParameter('linsolver','DENSE') |
| 1111 |
I.setParameter('rtol',1e-8); |
| 1112 |
I.analyse() |
| 1113 |
assert I.getNumVars()==2 |
| 1114 |
assert abs(M.R - 1000) < 1e-300 |
| 1115 |
I.solve() |
| 1116 |
assert I.getNumObservedVars() == 3 |
| 1117 |
assert abs(M.R - 832) < 1.0 |
| 1118 |
assert abs(M.F - 21.36) < 0.1 |
| 1119 |
|
| 1120 |
def testdenx(self): |
| 1121 |
print "-----------------------------=====" |
| 1122 |
self.L.load('johnpye/idadenx.a4c') |
| 1123 |
M = self.L.findType('idadenx').getSimulation('sim') |
| 1124 |
M.setSolver(ascpy.Solver("QRSlv")) |
| 1125 |
I = ascpy.Integrator(M) |
| 1126 |
I.setEngine('IDA') |
| 1127 |
I.setParameter('calcic','YA_YDP') |
| 1128 |
I.setParameter('linsolver','DENSE') |
| 1129 |
I.setParameter('safeeval',True) |
| 1130 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1131 |
I.setLogTimesteps(ascpy.Units("s"), 0.4, 4e10, 11) |
| 1132 |
I.setMaxSubStep(0); |
| 1133 |
I.setInitialSubStep(0) |
| 1134 |
I.setMaxSubSteps(0) |
| 1135 |
I.setParameter('autodiff',True) |
| 1136 |
I.analyse() |
| 1137 |
I.solve() |
| 1138 |
assert abs(float(M.y1) - 5.1091e-08) < 2e-9 |
| 1139 |
assert abs(float(M.y2) - 2.0437e-13) < 2e-14 |
| 1140 |
assert abs(float(M.y3) - 1.0) < 1e-5 |
| 1141 |
|
| 1142 |
def testhires(self): |
| 1143 |
self.L.load('test/hires.a4c') |
| 1144 |
T = self.L.findType('hires') |
| 1145 |
M = T.getSimulation('sim') |
| 1146 |
M.setSolver(ascpy.Solver('QRSlv')) |
| 1147 |
I = ascpy.Integrator(M) |
| 1148 |
I.setEngine('IDA') |
| 1149 |
I.setParameter('linsolver','DENSE') |
| 1150 |
I.setParameter('rtol',1.1e-15) |
| 1151 |
I.setParameter('atolvect',0) |
| 1152 |
I.setParameter('atol',1.1e-15) |
| 1153 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1154 |
I.setLogTimesteps(ascpy.Units(""), 1, 321.8122, 5) |
| 1155 |
I.setInitialSubStep(1e-5) |
| 1156 |
I.setMaxSubSteps(10000) |
| 1157 |
I.analyse() |
| 1158 |
I.solve() |
| 1159 |
for i in range(8): |
| 1160 |
print "y[%d] = %.20g" % (i+1, M.y[i+1]) |
| 1161 |
M.run(T.getMethod('self_test')) |
| 1162 |
|
| 1163 |
def testchemakzo(self): |
| 1164 |
self.L.load('test/chemakzo.a4c') |
| 1165 |
T = self.L.findType('chemakzo') |
| 1166 |
M = T.getSimulation('sim') |
| 1167 |
M.setSolver(ascpy.Solver('QRSlv')) |
| 1168 |
I = ascpy.Integrator(M) |
| 1169 |
I.setEngine('IDA') |
| 1170 |
I.setParameter('linsolver','DENSE') |
| 1171 |
I.setParameter('rtol',1e-15) |
| 1172 |
I.setParameter('atolvect',0) |
| 1173 |
I.setParameter('atol',1e-15) |
| 1174 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1175 |
I.setLinearTimesteps(ascpy.Units("s"), 1, 180, 5) |
| 1176 |
I.setInitialSubStep(1e-13) |
| 1177 |
I.setMaxSubSteps(10000) |
| 1178 |
I.analyse() |
| 1179 |
I.solve() |
| 1180 |
for i in range(6): |
| 1181 |
print "y[%d] = %.20g" % (i+1, M.y[i+1]) |
| 1182 |
M.run(T.getMethod('self_test')) |
| 1183 |
|
| 1184 |
def testtransamp(self): |
| 1185 |
self.L.load('test/transamp.a4c') |
| 1186 |
T = self.L.findType('transamp') |
| 1187 |
M = T.getSimulation('sim') |
| 1188 |
M.setSolver(ascpy.Solver('QRSlv')) |
| 1189 |
I = ascpy.Integrator(M) |
| 1190 |
I.setEngine('IDA') |
| 1191 |
I.setParameter('linsolver','DENSE') |
| 1192 |
I.setParameter('rtol',1e-7) |
| 1193 |
I.setParameter('atolvect',0) |
| 1194 |
I.setParameter('atol',1e-7) |
| 1195 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1196 |
I.setLinearTimesteps(ascpy.Units("s"), 0.05, 0.2, 20) |
| 1197 |
I.setInitialSubStep(0.00001) |
| 1198 |
I.setMaxSubSteps(10000) |
| 1199 |
I.analyse() |
| 1200 |
I.solve() |
| 1201 |
for i in range(6): |
| 1202 |
print "y[%d] = %.20g" % (i+1, M.y[i+1]) |
| 1203 |
M.run(T.getMethod('self_test')) |
| 1204 |
|
| 1205 |
# MODEL FAILS ANALYSIS: we need to add support for non-incident differential vars |
| 1206 |
# def testpollution(self): |
| 1207 |
# self.L.load('test/pollution.a4c') |
| 1208 |
# T = self.L.findType('pollution') |
| 1209 |
# M = T.getSimulation('sim') |
| 1210 |
# M.setSolver(ascpy.Solver('QRSlv')) |
| 1211 |
# I = ascpy.Integrator(M) |
| 1212 |
# I.setEngine('IDA') |
| 1213 |
# I.setParameter('linsolver','DENSE') |
| 1214 |
# I.setParameter('rtol',1.1e-15) |
| 1215 |
# I.setParameter('atolvect',0) |
| 1216 |
# I.setParameter('atol',1.1e-15) |
| 1217 |
# I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1218 |
# I.setLogTimesteps(ascpy.Units("s"), 1, 60, 5) |
| 1219 |
# I.setInitialSubStep(1e-5) |
| 1220 |
# I.setMaxSubSteps(10000) |
| 1221 |
# I.analyse() |
| 1222 |
# I.solve() |
| 1223 |
# for i in range(20): |
| 1224 |
# print "y[%d] = %.20g" % (i+1, M.y[i+1]) |
| 1225 |
# M.run(T.getMethod('self_test')) |
| 1226 |
|
| 1227 |
## @TODO fails during IDACalcIC (model too big?) |
| 1228 |
# def testkryx(self): |
| 1229 |
# self.L.load('johnpye/idakryx.a4c') |
| 1230 |
# ascpy.getCompiler().setUseRelationSharing(False) |
| 1231 |
# M = self.L.findType('idakryx').getSimulation('sim') |
| 1232 |
# M.setSolver(ascpy.Solver('QRSlv')) |
| 1233 |
# M.build() |
| 1234 |
# I = ascpy.Integrator(M) |
| 1235 |
# I.setEngine('IDA') |
| 1236 |
# I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1237 |
# I.setParameter('linsolver','DENSE') |
| 1238 |
# I.setParameter('maxl',8) |
| 1239 |
# I.setParameter('gsmodified',False) |
| 1240 |
# I.setParameter('autodiff',True) |
| 1241 |
# I.setParameter('rtol',0) |
| 1242 |
# I.setParameter('atol',1e-3); |
| 1243 |
# I.setParameter('atolvect',False) |
| 1244 |
# I.setParameter('calcic','YA_YDP') |
| 1245 |
# I.analyse() |
| 1246 |
# I.setLogTimesteps(ascpy.Units("s"), 0.01, 10.24, 11) |
| 1247 |
# I.solve() |
| 1248 |
# assert abs(M.u[2][2].getValue()) < 1e-5 |
| 1249 |
|
| 1250 |
#------------------------------------------------------------------------------- |
| 1251 |
# Testing of IDA models using SPGMR linear solver (Krylov) |
| 1252 |
|
| 1253 |
# these tests are disabled until SPGMR preconditioning has been implemented |
| 1254 |
class TestIDASPGMR:#(Ascend): |
| 1255 |
def testlotka(self): |
| 1256 |
self.L.load('johnpye/lotka.a4c') |
| 1257 |
M = self.L.findType('lotka').getSimulation('sim') |
| 1258 |
M.setSolver(ascpy.Solver("QRSlv")) |
| 1259 |
I = ascpy.Integrator(M) |
| 1260 |
I.setEngine('IDA') |
| 1261 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1262 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5) |
| 1263 |
I.setParameter('rtol',1e-8) |
| 1264 |
I.analyse() |
| 1265 |
assert I.getNumVars()==2 |
| 1266 |
assert abs(M.R - 1000) < 1e-300 |
| 1267 |
I.solve() |
| 1268 |
assert I.getNumObservedVars() == 3 |
| 1269 |
assert abs(M.R - 832) < 1.0 |
| 1270 |
assert abs(M.F - 21.36) < 0.1 |
| 1271 |
|
| 1272 |
|
| 1273 |
def testkryx(self): |
| 1274 |
self.L.load('johnpye/idakryx.a4c') |
| 1275 |
M = self.L.findType('idakryx').getSimulation('sim') |
| 1276 |
M.build() |
| 1277 |
I = ascpy.Integrator(M) |
| 1278 |
I.setEngine('IDA') |
| 1279 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1280 |
I.setParameter('linsolver','SPGMR') |
| 1281 |
I.setParameter('prec','JACOBI') |
| 1282 |
I.setParameter('maxl',8) |
| 1283 |
I.setParameter('gsmodified',False) |
| 1284 |
I.setParameter('autodiff',True) |
| 1285 |
I.setParameter('gsmodified',True) |
| 1286 |
I.setParameter('rtol',0) |
| 1287 |
I.setParameter('atol',1e-3); |
| 1288 |
I.setParameter('atolvect',False) |
| 1289 |
I.setParameter('calcic','Y') |
| 1290 |
I.analyse() |
| 1291 |
I.setLogTimesteps(ascpy.Units("s"), 0.01, 10.24, 10); |
| 1292 |
print M.udot[1][3] |
| 1293 |
I.solve() |
| 1294 |
assert 0 |
| 1295 |
|
| 1296 |
def testzill(self): |
| 1297 |
self.L.load('johnpye/zill.a4c') |
| 1298 |
T = self.L.findType('zill') |
| 1299 |
M = T.getSimulation('sim') |
| 1300 |
M.setSolver(ascpy.Solver('QRSlv')) |
| 1301 |
I = ascpy.Integrator(M) |
| 1302 |
I.setEngine('IDA') |
| 1303 |
I.setParameter('safeeval',False) |
| 1304 |
I.setMinSubStep(1e-7) |
| 1305 |
I.setMaxSubStep(0.001) |
| 1306 |
I.setMaxSubSteps(10000) |
| 1307 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1308 |
I.setLinearTimesteps(ascpy.Units(), 1.0, 1.5, 5) |
| 1309 |
I.analyse() |
| 1310 |
I.solve() |
| 1311 |
M.run(T.getMethod('self_test')) |
| 1312 |
|
| 1313 |
def testdenxSPGMR(self): |
| 1314 |
self.L.load('johnpye/idadenx.a4c') |
| 1315 |
M = self.L.findType('idadenx').getSimulation('sim') |
| 1316 |
M.setSolver(ascpy.Solver('QRSlv')) |
| 1317 |
I = ascpy.Integrator(M) |
| 1318 |
I.setEngine('IDA') |
| 1319 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1320 |
I.setLogTimesteps(ascpy.Units("s"), 0.4, 4e10, 11) |
| 1321 |
I.setMaxSubStep(0); |
| 1322 |
I.setInitialSubStep(0); |
| 1323 |
I.setMaxSubSteps(0); |
| 1324 |
I.setParameter('autodiff',True) |
| 1325 |
I.setParameter('linsolver','SPGMR') |
| 1326 |
I.setParameter('gsmodified',False) |
| 1327 |
I.setParameter('maxncf',10) |
| 1328 |
I.analyse() |
| 1329 |
I.solve() |
| 1330 |
assert abs(float(M.y1) - 5.1091e-08) < 1e-10 |
| 1331 |
assert abs(float(M.y2) - 2.0437e-13) < 1e-15 |
| 1332 |
assert abs(float(M.y3) - 1.0) < 1e-5 |
| 1333 |
|
| 1334 |
# move code above down here if you want to temporarily avoid testing it |
| 1335 |
class NotToBeTested: |
| 1336 |
def nothing(self): |
| 1337 |
pass |
| 1338 |
|
| 1339 |
def testnewton(self): |
| 1340 |
sys.stderr.write("STARTING TESTNEWTON\n") |
| 1341 |
self.L.load('johnpye/newton.a4c') |
| 1342 |
T = self.L.findType('newton') |
| 1343 |
M = T.getSimulation('sim') |
| 1344 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
| 1345 |
I = ascpy.Integrator(M) |
| 1346 |
I.setEngine('IDA') |
| 1347 |
I.setParameter('linsolver','DENSE') |
| 1348 |
I.setParameter('safeeval',True) |
| 1349 |
I.setParameter('rtol',1e-8) |
| 1350 |
I.setMaxSubStep(0.001) |
| 1351 |
I.setMaxSubSteps(10000) |
| 1352 |
|
| 1353 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
| 1354 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 2*float(M.v)/float(M.g), 2) |
| 1355 |
I.analyse() |
| 1356 |
I.solve() |
| 1357 |
print "At end of simulation," |
| 1358 |
print "x = %f" % M.x |
| 1359 |
print "v = %f" % M.v |
| 1360 |
M.run(T.getMethod('self_test')) |
| 1361 |
|
| 1362 |
if __name__=='__main__': |
| 1363 |
# a whole bag of tricks to make sure we get the necessary dirs in our ascend, python and ld path vars |
| 1364 |
restart = 0 |
| 1365 |
|
| 1366 |
if platform.system()=="Windows": |
| 1367 |
LD_LIBRARY_PATH="PATH" |
| 1368 |
SEP = ";" |
| 1369 |
else: |
| 1370 |
LD_LIBRARY_PATH="LD_LIBRARY_PATH" |
| 1371 |
SEP = ":" |
| 1372 |
|
| 1373 |
freesteamdir = os.path.expanduser("~/freesteam/ascend") |
| 1374 |
modeldirs = [os.path.abspath(os.path.join(sys.path[0],"models")),os.path.abspath(freesteamdir)] |
| 1375 |
if not os.environ.get('ASCENDLIBRARY'): |
| 1376 |
os.environ['ASCENDLIBRARY'] = SEP.join(modeldirs) |
| 1377 |
restart = 1 |
| 1378 |
else: |
| 1379 |
envmodelsdir = [os.path.abspath(i) for i in os.environ['ASCENDLIBRARY'].split(SEP)] |
| 1380 |
for l in modeldirs: |
| 1381 |
if l in envmodelsdir[len(modeldirs):]: |
| 1382 |
envmodelsdir.remove(l) |
| 1383 |
restart = 1 |
| 1384 |
for l in modeldirs: |
| 1385 |
if l not in envmodelsdir: |
| 1386 |
envmodelsdir.insert(0,l) |
| 1387 |
restart = 1 |
| 1388 |
os.environ['ASCENDLIBRARY'] = SEP.join(envmodelsdir) |
| 1389 |
|
| 1390 |
libdirs = ["pygtk","."] |
| 1391 |
libdirs = [os.path.normpath(os.path.join(sys.path[0],l)) for l in libdirs] |
| 1392 |
if not os.environ.get(LD_LIBRARY_PATH): |
| 1393 |
os.environ[LD_LIBRARY_PATH]=SEP.join(libdirs) |
| 1394 |
restart = 1 |
| 1395 |
else: |
| 1396 |
envlibdirs = [os.path.normpath(i) for i in os.environ[LD_LIBRARY_PATH].split(SEP)] |
| 1397 |
for l in libdirs: |
| 1398 |
if l in envlibdirs[len(libdirs):]: |
| 1399 |
envlibdirs.remove(l) |
| 1400 |
restart = 1 |
| 1401 |
for l in libdirs: |
| 1402 |
if l not in envlibdirs: |
| 1403 |
envlibdirs.insert(0,l) |
| 1404 |
restart = 1 |
| 1405 |
os.environ[LD_LIBRARY_PATH] = SEP.join(envlibdirs) |
| 1406 |
|
| 1407 |
pypath = os.path.normpath(os.path.join(sys.path[0],"pygtk")) |
| 1408 |
if not os.environ.get('PYTHONPATH'): |
| 1409 |
os.environ['PYTHONPATH']=pypath |
| 1410 |
else: |
| 1411 |
envpypath = os.environ['PYTHONPATH'].split(SEP) |
| 1412 |
if pypath not in envpypath: |
| 1413 |
envpypath.insert(0,pypath) |
| 1414 |
os.environ['PYTHONPATH']=SEP.join(envpypath) |
| 1415 |
restart = 1 |
| 1416 |
|
| 1417 |
if restart: |
| 1418 |
if platform.system()=="Windows": |
| 1419 |
pass |
| 1420 |
else: |
| 1421 |
script = os.path.join(sys.path[0],"test.py") |
| 1422 |
sys.stderr.write("Restarting with...\n") |
| 1423 |
sys.stderr.write(" export LD_LIBRARY_PATH=%s\n" % os.environ.get(LD_LIBRARY_PATH)) |
| 1424 |
sys.stderr.write(" export PYTHONPATH=%s\n" % os.environ.get('PYTHONPATH')) |
| 1425 |
sys.stderr.write(" export ASCENDLIBRARY=%s\n" % os.environ.get('ASCENDLIBRARY')) |
| 1426 |
sys.stderr.flush() |
| 1427 |
os.execvp("python",[script] + sys.argv) |
| 1428 |
|
| 1429 |
import ascpy |
| 1430 |
|
| 1431 |
try: |
| 1432 |
import cunit |
| 1433 |
except: |
| 1434 |
pass |
| 1435 |
|
| 1436 |
atexit.register(ascpy.shutdown) |
| 1437 |
#suite = unittest.TestSuite() |
| 1438 |
#suite = unittest.defaultTestLoader.loadTestsFromName('__main__') |
| 1439 |
#unittest.TextTestRunner(verbosity=2).run(suite) |
| 1440 |
unittest.main() |
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