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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 TestSystem(AscendSelfTester): |
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|
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def testwritegraph(self): |
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M = self._run('testlog10') |
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M.run(self.L.findType('testlog10').getMethod('on_load')) |
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if platform.system!="Windows": |
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f = file('temp.png','wb') |
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M.write(f,"dot") |
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f.close() |
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else: |
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self.fail("not implemented on windows") |
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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('conopttest',"CONOPT",filename="conopttest.a4c") |
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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.to("s")) |
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self.assertAlmostEqual( float(M.t_solar)/3600, M.t_solar.to("h")) |
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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 TestBinTokens(AscendSelfTester): |
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|
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def test1(self): |
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ascpy.getCompiler().setBinaryCompilation(True) |
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self.L.load('johnpye/testlog10.a4c') |
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T = self.L.findType('testlog10') |
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M = T.getSimulation('sim') |
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M.build() |
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M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
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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]) |
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assert 'IDA' in s1 |
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assert 'LSODE' in s1 |
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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 IndexError: |
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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) |
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assert P[3].getBoolValue()==False |
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I.setParameters(P) |
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assert I.getParameterValue('autodiff')==False |
403 |
I.setParameter('autodiff',True) |
404 |
try: |
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v = I.getParameterValue('nonexist') |
406 |
except KeyError: |
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pass |
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else: |
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self.fail('Failed to trip invalid Integrator parameter') |
410 |
|
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class TestLSODE(Ascend): |
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|
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def testzill(self): |
414 |
self.L.load('johnpye/zill.a4c') |
415 |
T = self.L.findType('zill') |
416 |
M = T.getSimulation('sim') |
417 |
M.setSolver(ascpy.Solver('QRSlv')) |
418 |
I = ascpy.Integrator(M) |
419 |
I.setEngine('LSODE') |
420 |
I.setMinSubStep(1e-7) |
421 |
I.setMaxSubStep(0.001) |
422 |
I.setMaxSubSteps(10000) |
423 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
424 |
I.setLinearTimesteps(ascpy.Units(), 1.0, 1.5, 5) |
425 |
I.analyse() |
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I.solve() |
427 |
M.run(T.getMethod('self_test')) |
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|
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def testnewton(self): |
430 |
sys.stderr.write("STARTING TESTNEWTON\n") |
431 |
self.L.load('johnpye/newton.a4c') |
432 |
T = self.L.findType('newton') |
433 |
M = T.getSimulation('sim') |
434 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
435 |
I = ascpy.Integrator(M) |
436 |
I.setEngine('LSODE') |
437 |
I.setParameter('rtolvect',False) |
438 |
I.setParameter('rtol',1e-7) |
439 |
I.setParameter('atolvect',False) |
440 |
I.setParameter('atol',1e-7) |
441 |
I.setMinSubStep(1e-7) |
442 |
I.setMaxSubStep(0.001) |
443 |
I.setMaxSubSteps(10000) |
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|
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I.setReporter(ascpy.IntegratorReporterConsole(I)) |
446 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 2*float(M.v)/float(M.g), 2) |
447 |
I.analyse() |
448 |
I.solve() |
449 |
print "At end of simulation," |
450 |
print "x = %f" % M.x |
451 |
print "v = %f" % M.v |
452 |
M.run(T.getMethod('self_test')) |
453 |
|
454 |
def testlotka(self): |
455 |
self.L.load('johnpye/lotka.a4c') |
456 |
M = self.L.findType('lotka').getSimulation('sim') |
457 |
M.setSolver(ascpy.Solver("QRSlv")) |
458 |
I = ascpy.Integrator(M) |
459 |
I.setEngine('LSODE') |
460 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
461 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5) |
462 |
I.analyse() |
463 |
print "Number of vars = %d" % I.getNumVars() |
464 |
assert I.getNumVars()==2 |
465 |
I.solve() |
466 |
assert I.getNumObservedVars() == 3; |
467 |
assert abs(M.R - 832) < 1.0 |
468 |
assert abs(M.F - 21.36) < 0.1 |
469 |
|
470 |
def testwritegraph(self): |
471 |
self.L.load('johnpye/lotka.a4c') |
472 |
M = self.L.findType('lotka').getSimulation('sim') |
473 |
F = file('lotka.png','w') |
474 |
M.build() |
475 |
M.write(F,"dot") |
476 |
|
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|
478 |
#------------------------------------------------------------------------------- |
479 |
# Testing of a external blackbox functions |
480 |
|
481 |
class TestBlackBox(AscendSelfTester): |
482 |
def testparsefail0(self): |
483 |
try: |
484 |
self.L.load('test/blackbox/parsefail0.a4c') |
485 |
self.fail("parsefail0 should not have loaded without errors") |
486 |
except: |
487 |
pass |
488 |
|
489 |
def testparsefail1(self): |
490 |
try: |
491 |
self.L.load('test/blackbox/parsefail1.a4c') |
492 |
self.fail("parsefail1 should not have loaded without errors") |
493 |
except: |
494 |
pass |
495 |
|
496 |
def testparsefail2(self): |
497 |
try: |
498 |
self.L.load('test/blackbox/parsefail2.a4c') |
499 |
self.fail("parsefail2 should not have loaded without errors") |
500 |
except: |
501 |
pass |
502 |
|
503 |
def testparsefail3(self): |
504 |
try: |
505 |
self.L.load('test/blackbox/parsefail3.a4c') |
506 |
self.fail("parsefail3 should not have loaded without errors") |
507 |
except: |
508 |
pass |
509 |
|
510 |
def testparsefail4(self): |
511 |
try: |
512 |
self.L.load('test/blackbox/parsefail4.a4c') |
513 |
self.fail("parsefail4 should not have loaded") |
514 |
except: |
515 |
pass |
516 |
|
517 |
def testfail1(self): |
518 |
"""Mismatched arg counts check-- tests bbox, not ascend.""" |
519 |
self.L.load('test/blackbox/fail1.a4c') |
520 |
try: |
521 |
M = self.L.findType('fail1').getSimulation('sim') |
522 |
self.fail("expected exception was not raised") |
523 |
except RuntimeError,e: |
524 |
print "Caught exception '%s', assumed ok" % e |
525 |
|
526 |
def testfail2(self): |
527 |
"""Incorrect data arg check -- tests bbox, not ascend""" |
528 |
self.L.load('test/blackbox/fail2.a4c') |
529 |
try: |
530 |
M = self.L.findType('fail2').getSimulation('sim') |
531 |
self.fail("expected exception was not raised") |
532 |
except RuntimeError,e: |
533 |
print "Caught exception '%s', assumed ok (should mention errors during instantiation)" % e |
534 |
|
535 |
def testpass1(self): |
536 |
"""simple single bbox forward solve""" |
537 |
M = self._run('pass1',filename='test/blackbox/pass.a4c') |
538 |
|
539 |
def testpass2(self): |
540 |
"""simple single bbox reverse solve""" |
541 |
M = self._run('pass2',filename='test/blackbox/pass.a4c') |
542 |
|
543 |
def testpass3(self): |
544 |
"""simple double bbox solve""" |
545 |
M = self._run('pass3',filename='test/blackbox/pass3.a4c') |
546 |
|
547 |
def testpass4(self): |
548 |
"""simple double bbox reverse solve""" |
549 |
M = self._run('pass4',filename='test/blackbox/pass3.a4c') |
550 |
|
551 |
def testpass5(self): |
552 |
M = self._run('pass5',filename='test/blackbox/pass5.a4c') |
553 |
|
554 |
def testpass6(self): |
555 |
M = self._run('pass6',filename='test/blackbox/pass5.a4c') |
556 |
|
557 |
def testpass7(self): |
558 |
M = self._run('pass7',filename='test/blackbox/passmerge.a4c') |
559 |
|
560 |
def testpass8(self): |
561 |
M = self._run('pass8',filename='test/blackbox/passmerge.a4c') |
562 |
|
563 |
def testpass9(self): |
564 |
M = self._run('pass9',filename='test/blackbox/passmerge.a4c') |
565 |
|
566 |
def testpass10(self): |
567 |
M = self._run('pass10',filename='test/blackbox/passmerge.a4c') |
568 |
|
569 |
def testpass11(self): |
570 |
M = self._run('pass11',filename='test/blackbox/passmerge.a4c') |
571 |
|
572 |
def testpass12(self): |
573 |
M = self._run('pass12',filename='test/blackbox/passmerge.a4c') |
574 |
|
575 |
# this test doesn't work: 'system is inconsistent' -- and structurally singular |
576 |
# def testpass13(self): |
577 |
# """cross-merged input/output solve""" |
578 |
# M = self._run('pass13',filename='test/blackbox/passmerge.a4c') |
579 |
|
580 |
def testpass14(self): |
581 |
"""cross-merged input/output reverse solve""" |
582 |
M = self._run('pass14',filename='test/blackbox/passmerge.a4c') |
583 |
|
584 |
def testpass20(self): |
585 |
M = self._run('pass20',filename='test/blackbox/passarray.a4c') |
586 |
|
587 |
def testparsefail21(self): |
588 |
"""dense array of black boxes wrong syntax""" |
589 |
try: |
590 |
self.L.load('test/blackbox/parsefail21.a4c') |
591 |
self.fail("parsefail21 should not have loaded without errors") |
592 |
except: |
593 |
pass |
594 |
|
595 |
def testpass22(self): |
596 |
M = self._run('pass22',filename='test/blackbox/passarray.a4c') |
597 |
|
598 |
def testpass23(self): |
599 |
M = self._run('pass23',filename='test/blackbox/passarray.a4c') |
600 |
|
601 |
def testpass61(self): |
602 |
M = self._run('pass61',filename='test/blackbox/reinstantiate.a4c') |
603 |
|
604 |
def testpass62(self): |
605 |
M = self._run('pass62',filename='test/blackbox/reinstantiate.a4c') |
606 |
|
607 |
def testpass64(self): |
608 |
M = self._run('pass64',filename='test/blackbox/reinstantiate.a4c') |
609 |
|
610 |
def testpass65(self): |
611 |
M = self._run('pass65',filename='test/blackbox/reinstantiate.a4c') |
612 |
|
613 |
def testpass66(self): |
614 |
M = self._run('pass66',filename='test/blackbox/reinstantiate.a4c') |
615 |
|
616 |
def testpass67(self): |
617 |
M = self._run('pass67',filename='test/blackbox/reinstantiate.a4c') |
618 |
|
619 |
class TestExtFn(AscendSelfTester): |
620 |
def testextfntest(self): |
621 |
M = self._run('extfntest',filename='johnpye/extfn/extfntest.a4c') |
622 |
self.assertAlmostEqual(M.y, 2); |
623 |
self.assertAlmostEqual(M.x, 1); |
624 |
self.assertAlmostEqual(M.y, M.x + 1); |
625 |
|
626 |
def testextrelfor(self): |
627 |
M = self._run('extrelfor',filename='johnpye/extfn/extrelfor.a4c') |
628 |
|
629 |
## @TODO fix bug with badly-named bbox rel in a loop (Ben, maybe) |
630 |
# def testextrelforbadnaming(self): |
631 |
# self.L.load('johnpye/extfn/extrelforbadnaming.a4c') |
632 |
# T = self.L.findType('extrelfor') |
633 |
# M = T.getSimulation('sim') |
634 |
# M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
635 |
# print "x[1] = %f" % M.x[1] |
636 |
# print "x[2] = %f" % M.x[2] |
637 |
# print "x[3] = %f" % M.x[3] |
638 |
# print "x[4] = %f" % M.x[4] |
639 |
# print "x[5] = %f" % M.x[5] |
640 |
# M.run(T.getMethod('self_test')) |
641 |
|
642 |
def testextrelrepeat(self): |
643 |
M = self._run('extrelrepeat',filename='johnpye/extfn/extrelrepeat.a4c') |
644 |
|
645 |
#------------------------------------------------------------------------------- |
646 |
# Testing of Sensitivity module |
647 |
|
648 |
class TestSensitivity(AscendSelfTester): |
649 |
def test1(self): |
650 |
self.L.load('sensitivity_test.a4c') |
651 |
T = self.L.findType('sensitivity_test') |
652 |
M = T.getSimulation('sim',False) |
653 |
M.run(T.getMethod('on_load')) |
654 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
655 |
M.run(T.getMethod('analyse')) |
656 |
M.run(T.getMethod('self_test')) |
657 |
|
658 |
# def testall(self): |
659 |
# self.L.load('sensitivity_test.a4c') |
660 |
# T = self.L.findType('sensitivity_test_all') |
661 |
# M = T.getSimulation('sim',False) |
662 |
# M.run(T.getMethod('on_load')) |
663 |
# M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
664 |
# M.run(T.getMethod('analyse')) |
665 |
# M.run(T.getMethod('self_test')) |
666 |
# CAUSES CRASH |
667 |
|
668 |
#------------------------------------------------------------------------------- |
669 |
# Testing of a ExtPy - external python methods |
670 |
|
671 |
class TestExtPy(AscendSelfTester): |
672 |
def test1(self): |
673 |
self.L.load('johnpye/extpy/extpytest.a4c') |
674 |
T = self.L.findType('extpytest') |
675 |
M = T.getSimulation('sim') |
676 |
M.run(T.getMethod('self_test')) |
677 |
|
678 |
def test2(self): |
679 |
self.L.load('johnpye/extpy/extpytest.a4c') |
680 |
T = self.L.findType('extpytest') |
681 |
M = T.getSimulation('sim') |
682 |
M.run(T.getMethod('pythonthing')) |
683 |
M.run(T.getMethod('pythonthing')) |
684 |
M.run(T.getMethod('pythonthing')) |
685 |
M.run(T.getMethod('pythonthing')) |
686 |
M.run(T.getMethod('pythonthing')) |
687 |
M.run(T.getMethod('pythonthing')) |
688 |
M.run(T.getMethod('pythonthing')) |
689 |
# causes crash! |
690 |
|
691 |
#------------------------------------------------------------------------------- |
692 |
# Testing of saturated steam properties library (iapwssatprops.a4c) |
693 |
|
694 |
class TestSteam(AscendSelfTester): |
695 |
|
696 |
def testiapwssatprops1(self): |
697 |
M = self._run('testiapwssatprops1',filename='steam/iapwssatprops.a4c') |
698 |
def testiapwssatprops2(self): |
699 |
M = self._run('testiapwssatprops2',filename='steam/iapwssatprops.a4c') |
700 |
def testiapwssatprops3(self): |
701 |
M = self._run('testiapwssatprops3',filename='steam/iapwssatprops.a4c') |
702 |
|
703 |
# test the stream model basically works |
704 |
def testsatsteamstream(self): |
705 |
M = self._run('satsteamstream',filename='steam/satsteamstream.a4c') |
706 |
|
707 |
# test that we can solve in terms of various (rho,u) |
708 |
def testsatuv(self): |
709 |
self.L.load('steam/iapwssat.a4c') |
710 |
T = self.L.findType('testiapwssatuv') |
711 |
M = T.getSimulation('sim',False) |
712 |
M.run(T.getMethod('on_load')) |
713 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
714 |
print "p = %f bar" % M.p.to('bar'); |
715 |
print "T = %f C" % (M.T.to('K') - 273.15); |
716 |
print "x = %f" % M.x; |
717 |
M.run(T.getMethod('self_test')) |
718 |
M.run(T.getMethod('values2')) |
719 |
# M.v.setRealValueWithUnits(1.0/450,"m^3/kg"); |
720 |
# M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
721 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
722 |
print "p = %f bar" % M.p.to('bar'); |
723 |
print "T = %f C" % (M.T.to('K') - 273.15); |
724 |
print "x = %f" % M.x; |
725 |
M.run(T.getMethod('self_test2')) |
726 |
|
727 |
|
728 |
## @TODO fix error capture from bounds checking during initialisation |
729 |
# def testiapwssat1(self): |
730 |
# M = self._run('testiapwssat1',filename='steam/iapwssat.a4c') |
731 |
|
732 |
def testdsgsat(self): |
733 |
self.L.load('steam/dsgsat3.a4c') |
734 |
T = self.L.findType('dsgsat3') |
735 |
M = T.getSimulation('sim',False) |
736 |
M.run(T.getMethod('on_load')) |
737 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
738 |
self.assertAlmostEqual(M.dTw_dt[2],0.0); |
739 |
M.run(T.getMethod('configure_dynamic')) |
740 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
741 |
return M |
742 |
|
743 |
def testdsgsatrepeat(self): |
744 |
self.L.load('steam/dsgsat3.a4c') |
745 |
T = self.L.findType('dsgsat3') |
746 |
M = T.getSimulation('sim',False) |
747 |
M.run(T.getMethod('on_load')) |
748 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
749 |
M.run(T.getMethod('on_load')) |
750 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
751 |
M.run(T.getMethod('on_load')) |
752 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
753 |
|
754 |
def testvary(self): |
755 |
self.L.load('steam/dsgsat3.a4c') |
756 |
T = self.L.findType('dsgsat3') |
757 |
M = T.getSimulation('sim',False) |
758 |
M.run(T.getMethod('on_load')) |
759 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
760 |
print "----- setting qdot_s -----" |
761 |
M.qdot_s.setRealValueWithUnits(1000,"W/m") |
762 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
763 |
print "----- setting qdot_s -----" |
764 |
M.qdot_s.setRealValueWithUnits(2000,"W/m") |
765 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
766 |
|
767 |
def teststeadylsode(self): |
768 |
"test that steady conditions are stable with LSODE" |
769 |
M = self.testdsgsat() |
770 |
#M.qdot_s.setRealValueWithUnits(1000,"W/m") |
771 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
772 |
#M.setParameter(' |
773 |
I = ascpy.Integrator(M) |
774 |
I.setEngine('LSODE') |
775 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
776 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 3600, 10) |
777 |
I.analyse() |
778 |
I.solve() |
779 |
|
780 |
# def testpeturblsode(self): |
781 |
# "test that steady conditions are stable with LSODE" |
782 |
# M = self.testdsgsat() |
783 |
# # here is the peturbation... |
784 |
# M.qdot_s.setRealValueWithUnits(1000,"W/m") |
785 |
# M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
786 |
# I = ascpy.Integrator(M) |
787 |
# I.setEngine('LSODE') |
788 |
# I.setReporter(ascpy.IntegratorReporterConsole(I)) |
789 |
# I.setLinearTimesteps(ascpy.Units("s"), 0, 5, 1) |
790 |
# I.analyse() |
791 |
# I.solve() |
792 |
|
793 |
def teststeadyida(self): |
794 |
M = self.testdsgsat() |
795 |
self.assertAlmostEqual(M.dTw_dt[2],0.0) |
796 |
Tw1 = float(M.T_w[2]) |
797 |
T = self.L.findType('dsgsat3') |
798 |
M.run(T.getMethod('free_states')) |
799 |
I = ascpy.Integrator(M) |
800 |
I.setEngine('IDA') |
801 |
I.setParameter('linsolver','DENSE') |
802 |
I.setParameter('safeeval',True) |
803 |
I.setParameter('rtol',1e-4) |
804 |
I.setParameter('atolvect',False) |
805 |
I.setParameter('atol',1e-4) |
806 |
I.setParameter('maxord',3) |
807 |
I.setInitialSubStep(0.001) |
808 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
809 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 3600, 10) |
810 |
I.analyse() |
811 |
I.solve() |
812 |
self.assertAlmostEqual(float(M.T_w[2]),Tw1) |
813 |
M.qdot_s.setRealValueWithUnits(1000,"W/m") |
814 |
self.assertAlmostEqual(M.qdot_s.to("W/m"),1000) |
815 |
M.solve(ascpy.Solver('QRSlv'),ascpy.SolverReporter()) |
816 |
print "dTw/dt = %f" % M.dTw_dt[2] |
817 |
self.assertNotAlmostEqual(M.dTw_dt[2],0.0) |
818 |
F=file('dsgsat.dot','w') |
819 |
M.write(F,'dot') |
820 |
|
821 |
def testpeturbida(self): |
822 |
M = self.testdsgsat() |
823 |
self.assertAlmostEqual(M.dTw_dt[2],0.0) |
824 |
T = self.L.findType('dsgsat3') |
825 |
M.run(T.getMethod('free_states')) |
826 |
# here is the peturbation... |
827 |
qdot_s = float(M.qdot_s) |
828 |
print "OLD QDOT_S = %f" % qdot_s |
829 |
M.qdot_s.setRealValueWithUnits(6000,"W/m") |
830 |
# IDA has its own initial conditions solver, so no need to call QRSlv here |
831 |
I = ascpy.Integrator(M) |
832 |
I.setEngine('IDA') |
833 |
I.setParameter('linsolver','DENSE') |
834 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
835 |
#I.setLinearTimesteps(ascpy.Units("s"), 0,300,300) |
836 |
I.setLogTimesteps(ascpy.Units("s"), 0.009, 1200, 150) |
837 |
I.analyse() |
838 |
F = file('ga.mm','w') |
839 |
I.writeMatrix(F,'dg/dz') |
840 |
F = file('gd.mm','w') |
841 |
I.writeMatrix(F,'dg/dx') |
842 |
F = file('fa.mm','w') |
843 |
I.writeMatrix(F,'df/dz') |
844 |
F = file('fd.mm','w') |
845 |
I.writeMatrix(F,'df/dx') |
846 |
F = file('fdp.mm','w') |
847 |
I.writeMatrix(F,"df/dx'") |
848 |
I.solve() |
849 |
|
850 |
#------------------------------------------------------------------------------- |
851 |
# Testing of freesteam external steam properties functions |
852 |
|
853 |
with_freesteam = True |
854 |
try: |
855 |
# we assume that if the freesteam python module is installed, the ASCEND |
856 |
# external library will also be. |
857 |
import freesteam |
858 |
have_freesteam = True |
859 |
except ImportError,e: |
860 |
have_freesteam = False |
861 |
|
862 |
if with_freesteam and have_freesteam: |
863 |
class TestFreesteam(AscendSelfTester): |
864 |
# def testfreesteamtest(self): |
865 |
# """run the self-test cases bundled with freesteam""" |
866 |
# self._run('testfreesteam',filename='testfreesteam.a4c') |
867 |
|
868 |
def testload(self): |
869 |
"""check that we can load 'thermalequilibrium2' (IMPORT "freesteam", etc)""" |
870 |
self.L.load('johnpye/thermalequilibrium2.a4c') |
871 |
|
872 |
def testinstantiate(self): |
873 |
"""load an instantiate 'thermalequilibrium2'""" |
874 |
self.testload() |
875 |
M = self.L.findType('thermalequilibrium2').getSimulation('sim') |
876 |
return M |
877 |
|
878 |
def testintegrate(self): |
879 |
"""integrate transfer of heat from one mass of water/steam to another |
880 |
according to Newton's law of cooling""" |
881 |
M = self.testinstantiate() |
882 |
M.setSolver(ascpy.Solver("QRSlv")) |
883 |
I = ascpy.Integrator(M) |
884 |
I.setEngine('LSODE') |
885 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
886 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 3000, 30) |
887 |
I.setMinSubStep(0.01) |
888 |
I.setInitialSubStep(1) |
889 |
I.analyse() |
890 |
print "Number of vars = %d" % I.getNumVars() |
891 |
assert I.getNumVars()==2 |
892 |
I.solve() |
893 |
assert I.getNumObservedVars() == 3; |
894 |
print "S[1].T = %f K" % M.S[1].T |
895 |
print "S[2].T = %f K" % M.S[2].T |
896 |
print "Q = %f W" % M.Q |
897 |
self.assertAlmostEqual(float(M.S[1].T),506.77225109,4); |
898 |
self.assertAlmostEqual(float(M.S[2].T),511.605173967,5); |
899 |
self.assertAlmostEqual(float(M.Q),-48.32922877329,3); |
900 |
self.assertAlmostEqual(float(M.t),3000); |
901 |
print "Note that the above values have not been verified analytically" |
902 |
|
903 |
def testcollapsingcan2(self): |
904 |
""" solve the collapsing can model using IAPWS-IF97 steam props """ |
905 |
M = self._run("collapsingcan2",filename="collapsingcan2.a4c"); |
906 |
|
907 |
#------------------------------------------------------------------------------- |
908 |
# Testing of the brent-solver EXTERNAL method |
909 |
|
910 |
class TestBrent(AscendSelfTester): |
911 |
def testbrent(self): |
912 |
M = self._run('brent1',filename='test/brent.a4c') |
913 |
|
914 |
#------------------------------------------------------------------------------- |
915 |
# Testing of IDA's analysis module |
916 |
|
917 |
class TestIDA(Ascend): |
918 |
def _run(self,filen,modeln=""): |
919 |
self.L.load('test/ida/%s.a4c' % filen) |
920 |
T = self.L.findType('%s%s' % (filen,modeln)) |
921 |
M = T.getSimulation('sim') |
922 |
M.build() |
923 |
I = ascpy.Integrator(M) |
924 |
I.setEngine('IDA') |
925 |
I.analyse() |
926 |
return M; |
927 |
|
928 |
def _runfail(self,filen,n,msg="failed"): |
929 |
try: |
930 |
self._run(filen,'fail%d' % n) |
931 |
except Exception,e: |
932 |
print "(EXPECTED) ERROR: %s" % e |
933 |
return |
934 |
self.fail(msg) |
935 |
|
936 |
def testsinglederiv(self): |
937 |
self._run('singlederiv') |
938 |
|
939 |
def testsinglederivfail1(self): |
940 |
self._runfail('singlederiv',1 |
941 |
,"t.ode_id=-1 did not trigger error") |
942 |
|
943 |
def testsinglederivfail2(self): |
944 |
self._runfail('singlederiv',2 |
945 |
,"dy_dt.ode_id=2 did not trigger error") |
946 |
|
947 |
def testsinglederivfail3(self): |
948 |
self._runfail('singlederiv',3 |
949 |
,"dy_dt.ode_type=3 did not trigger error") |
950 |
|
951 |
def testsinglederivfail4(self): |
952 |
self._runfail('singlederiv',4 |
953 |
,"duplicate ode_type=1 did not trigger error") |
954 |
|
955 |
def testsinglederivfail5(self): |
956 |
self._runfail('singlederiv',5 |
957 |
,"duplicate ode_type=1 did not trigger error") |
958 |
|
959 |
def testsinglederivfail6(self): |
960 |
self._runfail('singlederiv',6 |
961 |
,"duplicate ode_type=1 did not trigger error") |
962 |
|
963 |
def testtwoderiv(self): |
964 |
self._run('twoderiv') |
965 |
|
966 |
def testtwoderivfail1(self): |
967 |
self._runfail('twoderiv',1) |
968 |
|
969 |
def testtwoderivfail2(self): |
970 |
self._runfail('twoderiv',2) |
971 |
|
972 |
def testtwoderivfail3(self): |
973 |
self._runfail('twoderiv',3) |
974 |
def testtwoderivfail4(self): |
975 |
self._runfail('twoderiv',4) |
976 |
def testtwoderivfail5(self): |
977 |
self._runfail('twoderiv',5) |
978 |
|
979 |
def testnoderivs(self): |
980 |
self._runfail('noderivs',1) |
981 |
|
982 |
def testnoindeps(self): |
983 |
self._runfail('indeps',1) |
984 |
|
985 |
def testtwoindeps(self): |
986 |
self._runfail('indeps',2) |
987 |
|
988 |
def testfixedvars(self): |
989 |
self._run('fixedvars') |
990 |
|
991 |
def testfixedvars1(self): |
992 |
self._run('fixedvars',1) |
993 |
|
994 |
# fails the index check |
995 |
# def testfixedvars2(self): |
996 |
# self._run('fixedvars',2) |
997 |
|
998 |
# fails the index check |
999 |
# def testfixedvars3(self): |
1000 |
# self._run('fixedvars',3) |
1001 |
|
1002 |
def testincidence(self): |
1003 |
self._run('incidence') |
1004 |
|
1005 |
def testincidence1(self): |
1006 |
self._run('incidence',1) |
1007 |
def testincidence2(self): |
1008 |
self._run('incidence',2) |
1009 |
def testincidence3(self): |
1010 |
M = self._run('incidence',3) |
1011 |
|
1012 |
def testincidence4(self): |
1013 |
self._run('incidence',4) |
1014 |
def testincidencefail5(self): |
1015 |
self._runfail('incidence',5) |
1016 |
|
1017 |
def testwritematrix(self): |
1018 |
self.L.load('test/ida/writematrix.a4c') |
1019 |
T = self.L.findType('writematrix') |
1020 |
M = T.getSimulation('sim') |
1021 |
M.build() |
1022 |
I = ascpy.Integrator(M) |
1023 |
I.setEngine('IDA') |
1024 |
I.analyse() |
1025 |
# this stuff fails on Windows because FILE structure is different python vs mingw |
1026 |
# F = os.tmpfile() |
1027 |
# I.writeMatrix(F,"dF/dy") |
1028 |
# F.seek(0) |
1029 |
# print F.read() |
1030 |
# F1 = os.tmpfile() |
1031 |
# I.writeMatrix(F1,"dF/dy'") |
1032 |
# F1.seek(0) |
1033 |
# print F1.read() |
1034 |
# F1 = os.tmpfile() |
1035 |
# I.writeMatrix(F1,"dg/dx") |
1036 |
# F1.seek(0) |
1037 |
# print F1.read() |
1038 |
# # for the moment you'll have to check these results manually. |
1039 |
|
1040 |
def testwritematrix2(self): |
1041 |
self.L.load('test/ida/writematrix.a4c') |
1042 |
T = self.L.findType('writematrix2') |
1043 |
M = T.getSimulation('sim') |
1044 |
M.build() |
1045 |
I = ascpy.Integrator(M) |
1046 |
I.setEngine('IDA') |
1047 |
I.analyse() |
1048 |
# this stuff fails on Windows because FILE structure is different python vs mingw |
1049 |
# F = os.tmpfile() |
1050 |
# I.writeMatrix(F,"dF/dy") |
1051 |
# F.seek(0) |
1052 |
# print F.read() |
1053 |
# F1 = os.tmpfile() |
1054 |
# I.writeMatrix(F1,"dF/dy'") |
1055 |
# F1.seek(0) |
1056 |
# print F1.read() |
1057 |
# F1 = os.tmpfile() |
1058 |
# I.writeMatrix(F1,"dg/dx") |
1059 |
# F1.seek(0) |
1060 |
# print F1.read() |
1061 |
#F1 = os.tmpfile() |
1062 |
#I.writeMatrix(F1,"dydp/dyd") |
1063 |
#F1.seek(0) |
1064 |
#print F1.read() |
1065 |
# for the moment you'll have to check these results manually. |
1066 |
|
1067 |
def testindexproblem(self): |
1068 |
self.L.load('test/ida/indexproblem.a4c') |
1069 |
T = self.L.findType('indexproblem') |
1070 |
M = T.getSimulation('sim') |
1071 |
M.build() |
1072 |
I = ascpy.Integrator(M) |
1073 |
I.setEngine('IDA') |
1074 |
I.analyse() |
1075 |
pass |
1076 |
|
1077 |
def testindexproblem2(self): |
1078 |
self.L.load('test/ida/indexproblem.a4c') |
1079 |
T = self.L.findType('indexproblem2') |
1080 |
M = T.getSimulation('sim') |
1081 |
M.build() |
1082 |
I = ascpy.Integrator(M) |
1083 |
I.setEngine('IDA') |
1084 |
try: |
1085 |
I.analyse() |
1086 |
except Exception,e: |
1087 |
return |
1088 |
self.fail("Index problem not detected") |
1089 |
|
1090 |
def testboundaries(self): |
1091 |
self.L.load('test/ida/boundaries.a4c') |
1092 |
T = self.L.findType('boundaries') |
1093 |
M = T.getSimulation('sim') |
1094 |
M.build() |
1095 |
I = ascpy.Integrator(M) |
1096 |
I.setEngine('IDA') |
1097 |
I.analyse() |
1098 |
I.setLogTimesteps(ascpy.Units("s"), 0.1, 20, 20) |
1099 |
I.setParameter('linsolver','DENSE') |
1100 |
I.setParameter('calcic','Y') |
1101 |
I.setParameter('linsolver','DENSE') |
1102 |
I.setParameter('safeeval',False) |
1103 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1104 |
I.solve() |
1105 |
|
1106 |
# doesn't work yet: |
1107 |
# def testincidence5(self): |
1108 |
# self._run('incidence',5) |
1109 |
|
1110 |
|
1111 |
#------------------------------------------------------------------------------- |
1112 |
# Testing of IDA models using DENSE linear solver |
1113 |
|
1114 |
class TestIDADENSE(Ascend): |
1115 |
"""IDA DAE integrator, DENSE linear solver""" |
1116 |
|
1117 |
def testlotka(self): |
1118 |
self.L.load('johnpye/lotka.a4c') |
1119 |
M = self.L.findType('lotka').getSimulation('sim') |
1120 |
M.setSolver(ascpy.Solver("QRSlv")) |
1121 |
I = ascpy.Integrator(M) |
1122 |
I.setEngine('IDA') |
1123 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1124 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5); |
1125 |
I.setParameter('linsolver','DENSE') |
1126 |
I.setParameter('rtol',1e-8); |
1127 |
I.analyse() |
1128 |
assert I.getNumVars()==2 |
1129 |
assert abs(M.R - 1000) < 1e-300 |
1130 |
I.solve() |
1131 |
assert I.getNumObservedVars() == 3 |
1132 |
assert abs(M.R - 832) < 1.0 |
1133 |
assert abs(M.F - 21.36) < 0.1 |
1134 |
|
1135 |
def testdenx(self): |
1136 |
print "-----------------------------=====" |
1137 |
self.L.load('johnpye/idadenx.a4c') |
1138 |
M = self.L.findType('idadenx').getSimulation('sim') |
1139 |
M.setSolver(ascpy.Solver("QRSlv")) |
1140 |
I = ascpy.Integrator(M) |
1141 |
I.setEngine('IDA') |
1142 |
I.setParameter('calcic','YA_YDP') |
1143 |
I.setParameter('linsolver','DENSE') |
1144 |
I.setParameter('safeeval',True) |
1145 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1146 |
I.setLogTimesteps(ascpy.Units("s"), 0.4, 4e10, 11) |
1147 |
I.setMaxSubStep(0); |
1148 |
I.setInitialSubStep(0) |
1149 |
I.setMaxSubSteps(0) |
1150 |
I.setParameter('autodiff',True) |
1151 |
I.analyse() |
1152 |
I.solve() |
1153 |
assert abs(float(M.y1) - 5.1091e-08) < 2e-9 |
1154 |
assert abs(float(M.y2) - 2.0437e-13) < 2e-14 |
1155 |
assert abs(float(M.y3) - 1.0) < 1e-5 |
1156 |
|
1157 |
def testhires(self): |
1158 |
self.L.load('test/hires.a4c') |
1159 |
T = self.L.findType('hires') |
1160 |
M = T.getSimulation('sim') |
1161 |
M.setSolver(ascpy.Solver('QRSlv')) |
1162 |
I = ascpy.Integrator(M) |
1163 |
I.setEngine('IDA') |
1164 |
I.setParameter('linsolver','DENSE') |
1165 |
I.setParameter('rtol',1.1e-15) |
1166 |
I.setParameter('atolvect',0) |
1167 |
I.setParameter('atol',1.1e-15) |
1168 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1169 |
I.setLogTimesteps(ascpy.Units(""), 1, 321.8122, 5) |
1170 |
I.setInitialSubStep(1e-5) |
1171 |
I.setMaxSubSteps(10000) |
1172 |
I.analyse() |
1173 |
I.solve() |
1174 |
for i in range(8): |
1175 |
print "y[%d] = %.20g" % (i+1, M.y[i+1]) |
1176 |
M.run(T.getMethod('self_test')) |
1177 |
|
1178 |
def testchemakzo(self): |
1179 |
self.L.load('test/chemakzo.a4c') |
1180 |
T = self.L.findType('chemakzo') |
1181 |
M = T.getSimulation('sim') |
1182 |
M.setSolver(ascpy.Solver('QRSlv')) |
1183 |
I = ascpy.Integrator(M) |
1184 |
I.setEngine('IDA') |
1185 |
I.setParameter('linsolver','DENSE') |
1186 |
I.setParameter('rtol',1e-15) |
1187 |
I.setParameter('atolvect',0) |
1188 |
I.setParameter('atol',1e-15) |
1189 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1190 |
I.setLinearTimesteps(ascpy.Units("s"), 1, 180, 5) |
1191 |
I.setInitialSubStep(1e-13) |
1192 |
I.setMaxSubSteps(10000) |
1193 |
I.analyse() |
1194 |
I.solve() |
1195 |
for i in range(6): |
1196 |
print "y[%d] = %.20g" % (i+1, M.y[i+1]) |
1197 |
M.run(T.getMethod('self_test')) |
1198 |
|
1199 |
def testtransamp(self): |
1200 |
self.L.load('test/transamp.a4c') |
1201 |
T = self.L.findType('transamp') |
1202 |
M = T.getSimulation('sim') |
1203 |
M.setSolver(ascpy.Solver('QRSlv')) |
1204 |
I = ascpy.Integrator(M) |
1205 |
I.setEngine('IDA') |
1206 |
I.setParameter('linsolver','DENSE') |
1207 |
I.setParameter('rtol',1e-7) |
1208 |
I.setParameter('atolvect',0) |
1209 |
I.setParameter('atol',1e-7) |
1210 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1211 |
I.setLinearTimesteps(ascpy.Units("s"), 0.05, 0.2, 20) |
1212 |
I.setInitialSubStep(0.00001) |
1213 |
I.setMaxSubSteps(10000) |
1214 |
I.analyse() |
1215 |
I.solve() |
1216 |
for i in range(6): |
1217 |
print "y[%d] = %.20g" % (i+1, M.y[i+1]) |
1218 |
M.run(T.getMethod('self_test')) |
1219 |
|
1220 |
# MODEL FAILS ANALYSIS: we need to add support for non-incident differential vars |
1221 |
# def testpollution(self): |
1222 |
# self.L.load('test/pollution.a4c') |
1223 |
# T = self.L.findType('pollution') |
1224 |
# M = T.getSimulation('sim') |
1225 |
# M.setSolver(ascpy.Solver('QRSlv')) |
1226 |
# I = ascpy.Integrator(M) |
1227 |
# I.setEngine('IDA') |
1228 |
# I.setParameter('linsolver','DENSE') |
1229 |
# I.setParameter('rtol',1.1e-15) |
1230 |
# I.setParameter('atolvect',0) |
1231 |
# I.setParameter('atol',1.1e-15) |
1232 |
# I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1233 |
# I.setLogTimesteps(ascpy.Units("s"), 1, 60, 5) |
1234 |
# I.setInitialSubStep(1e-5) |
1235 |
# I.setMaxSubSteps(10000) |
1236 |
# I.analyse() |
1237 |
# I.solve() |
1238 |
# for i in range(20): |
1239 |
# print "y[%d] = %.20g" % (i+1, M.y[i+1]) |
1240 |
# M.run(T.getMethod('self_test')) |
1241 |
|
1242 |
## @TODO fails during IDACalcIC (model too big?) |
1243 |
# def testkryx(self): |
1244 |
# self.L.load('johnpye/idakryx.a4c') |
1245 |
# ascpy.getCompiler().setUseRelationSharing(False) |
1246 |
# M = self.L.findType('idakryx').getSimulation('sim') |
1247 |
# M.setSolver(ascpy.Solver('QRSlv')) |
1248 |
# M.build() |
1249 |
# I = ascpy.Integrator(M) |
1250 |
# I.setEngine('IDA') |
1251 |
# I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1252 |
# I.setParameter('linsolver','DENSE') |
1253 |
# I.setParameter('maxl',8) |
1254 |
# I.setParameter('gsmodified',False) |
1255 |
# I.setParameter('autodiff',True) |
1256 |
# I.setParameter('rtol',0) |
1257 |
# I.setParameter('atol',1e-3); |
1258 |
# I.setParameter('atolvect',False) |
1259 |
# I.setParameter('calcic','YA_YDP') |
1260 |
# I.analyse() |
1261 |
# I.setLogTimesteps(ascpy.Units("s"), 0.01, 10.24, 11) |
1262 |
# I.solve() |
1263 |
# assert abs(M.u[2][2].getValue()) < 1e-5 |
1264 |
|
1265 |
#------------------------------------------------------------------------------- |
1266 |
# Testing of IDA models using SPGMR linear solver (Krylov) |
1267 |
|
1268 |
# these tests are disabled until SPGMR preconditioning has been implemented |
1269 |
class TestIDASPGMR:#(Ascend): |
1270 |
def testlotka(self): |
1271 |
self.L.load('johnpye/lotka.a4c') |
1272 |
M = self.L.findType('lotka').getSimulation('sim') |
1273 |
M.setSolver(ascpy.Solver("QRSlv")) |
1274 |
I = ascpy.Integrator(M) |
1275 |
I.setEngine('IDA') |
1276 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1277 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 5) |
1278 |
I.setParameter('rtol',1e-8) |
1279 |
I.analyse() |
1280 |
assert I.getNumVars()==2 |
1281 |
assert abs(M.R - 1000) < 1e-300 |
1282 |
I.solve() |
1283 |
assert I.getNumObservedVars() == 3 |
1284 |
assert abs(M.R - 832) < 1.0 |
1285 |
assert abs(M.F - 21.36) < 0.1 |
1286 |
|
1287 |
|
1288 |
def testkryx(self): |
1289 |
self.L.load('johnpye/idakryx.a4c') |
1290 |
M = self.L.findType('idakryx').getSimulation('sim') |
1291 |
M.build() |
1292 |
I = ascpy.Integrator(M) |
1293 |
I.setEngine('IDA') |
1294 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1295 |
I.setParameter('linsolver','SPGMR') |
1296 |
I.setParameter('prec','JACOBI') |
1297 |
I.setParameter('maxl',8) |
1298 |
I.setParameter('gsmodified',False) |
1299 |
I.setParameter('autodiff',True) |
1300 |
I.setParameter('gsmodified',True) |
1301 |
I.setParameter('rtol',0) |
1302 |
I.setParameter('atol',1e-3); |
1303 |
I.setParameter('atolvect',False) |
1304 |
I.setParameter('calcic','Y') |
1305 |
I.analyse() |
1306 |
I.setLogTimesteps(ascpy.Units("s"), 0.01, 10.24, 10); |
1307 |
print M.udot[1][3] |
1308 |
I.solve() |
1309 |
assert 0 |
1310 |
|
1311 |
def testzill(self): |
1312 |
self.L.load('johnpye/zill.a4c') |
1313 |
T = self.L.findType('zill') |
1314 |
M = T.getSimulation('sim') |
1315 |
M.setSolver(ascpy.Solver('QRSlv')) |
1316 |
I = ascpy.Integrator(M) |
1317 |
I.setEngine('IDA') |
1318 |
I.setParameter('safeeval',False) |
1319 |
I.setMinSubStep(1e-7) |
1320 |
I.setMaxSubStep(0.001) |
1321 |
I.setMaxSubSteps(10000) |
1322 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1323 |
I.setLinearTimesteps(ascpy.Units(), 1.0, 1.5, 5) |
1324 |
I.analyse() |
1325 |
I.solve() |
1326 |
M.run(T.getMethod('self_test')) |
1327 |
|
1328 |
def testdenxSPGMR(self): |
1329 |
self.L.load('johnpye/idadenx.a4c') |
1330 |
M = self.L.findType('idadenx').getSimulation('sim') |
1331 |
M.setSolver(ascpy.Solver('QRSlv')) |
1332 |
I = ascpy.Integrator(M) |
1333 |
I.setEngine('IDA') |
1334 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1335 |
I.setLogTimesteps(ascpy.Units("s"), 0.4, 4e10, 11) |
1336 |
I.setMaxSubStep(0); |
1337 |
I.setInitialSubStep(0); |
1338 |
I.setMaxSubSteps(0); |
1339 |
I.setParameter('autodiff',True) |
1340 |
I.setParameter('linsolver','SPGMR') |
1341 |
I.setParameter('gsmodified',False) |
1342 |
I.setParameter('maxncf',10) |
1343 |
I.analyse() |
1344 |
I.solve() |
1345 |
assert abs(float(M.y1) - 5.1091e-08) < 1e-10 |
1346 |
assert abs(float(M.y2) - 2.0437e-13) < 1e-15 |
1347 |
assert abs(float(M.y3) - 1.0) < 1e-5 |
1348 |
|
1349 |
class TestDOPRI5(Ascend): |
1350 |
def testlotka(self): |
1351 |
self.L.load('test/dopri5/dopri5test.a4c') |
1352 |
M = self.L.findType('dopri5test').getSimulation('sim') |
1353 |
M.setSolver(ascpy.Solver("QRSlv")) |
1354 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
1355 |
I = ascpy.Integrator(M) |
1356 |
I.setEngine('DOPRI5') |
1357 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1358 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 200, 20) |
1359 |
I.setParameter('rtol',1e-8) |
1360 |
I.analyse() |
1361 |
assert I.getNumVars()==1 |
1362 |
I.solve() |
1363 |
def testaren(self): |
1364 |
self.L.load('test/dopri5/aren.a4c') |
1365 |
M = self.L.findType('aren').getSimulation('sim') |
1366 |
M.setSolver(ascpy.Solver("QRSlv")) |
1367 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
1368 |
I = ascpy.Integrator(M) |
1369 |
I.setEngine('DOPRI5') |
1370 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1371 |
#xend = 17.0652165601579625588917206249 |
1372 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 17.0652165601579625588917206249, 10) |
1373 |
I.setParameter('rtol',1e-7) |
1374 |
I.setParameter('atol',1e-7) |
1375 |
I.setParameter('tolvect',False) |
1376 |
I.setMinSubStep(0); |
1377 |
I.setMaxSubStep(0); |
1378 |
I.setInitialSubStep(0); |
1379 |
I.analyse() |
1380 |
I.solve() |
1381 |
print "y[0] = %f" % float(M.y[0]) |
1382 |
assert abs(float(M.y[0]) - 0.994) < 1e-5 |
1383 |
assert abs(float(M.y[1]) - 0.0) < 1e-5 |
1384 |
|
1385 |
class TestIPOPT(Ascend): |
1386 |
def test1(self): |
1387 |
self.L.load('test/ipopt/test1.a4c') |
1388 |
M = self.L.findType('test1').getSimulation('sim') |
1389 |
M.setSolver(ascpy.Solver("IPOPT")) |
1390 |
M.setParameter('linear_solver','mumps') |
1391 |
M.setParameter('hessian_approximation','limited-memory') |
1392 |
M.solve(ascpy.Solver("IPOPT"),ascpy.SolverReporter()) |
1393 |
|
1394 |
# test some stuff for beam calculations |
1395 |
class TestSection(Ascend): |
1396 |
def test_compound3(self): |
1397 |
self.L.load('johnpye/section.a4c') |
1398 |
T = self.L.findType('compound_section_test3') |
1399 |
M = T.getSimulation('sim') |
1400 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
1401 |
M.run(T.getMethod('self_test')) |
1402 |
def test_compound4(self): |
1403 |
self.L.load('johnpye/section.a4c') |
1404 |
T = self.L.findType('compound_section_test4') |
1405 |
M = T.getSimulation('sim') |
1406 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
1407 |
M.run(T.getMethod('self_test')) |
1408 |
def test_compound2(self): |
1409 |
self.L.load('johnpye/section.a4c') |
1410 |
T = self.L.findType('compound_section_test2') |
1411 |
M = T.getSimulation('sim') |
1412 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
1413 |
M.run(T.getMethod('self_test')) |
1414 |
|
1415 |
# move code above down here if you want to temporarily avoid testing it |
1416 |
class NotToBeTested: |
1417 |
def nothing(self): |
1418 |
pass |
1419 |
|
1420 |
def testnewton(self): |
1421 |
sys.stderr.write("STARTING TESTNEWTON\n") |
1422 |
self.L.load('johnpye/newton.a4c') |
1423 |
T = self.L.findType('newton') |
1424 |
M = T.getSimulation('sim') |
1425 |
M.solve(ascpy.Solver("QRSlv"),ascpy.SolverReporter()) |
1426 |
I = ascpy.Integrator(M) |
1427 |
I.setEngine('IDA') |
1428 |
I.setParameter('linsolver','DENSE') |
1429 |
I.setParameter('safeeval',True) |
1430 |
I.setParameter('rtol',1e-8) |
1431 |
I.setMaxSubStep(0.001) |
1432 |
I.setMaxSubSteps(10000) |
1433 |
|
1434 |
I.setReporter(ascpy.IntegratorReporterConsole(I)) |
1435 |
I.setLinearTimesteps(ascpy.Units("s"), 0, 2*float(M.v)/float(M.g), 2) |
1436 |
I.analyse() |
1437 |
I.solve() |
1438 |
print "At end of simulation," |
1439 |
print "x = %f" % M.x |
1440 |
print "v = %f" % M.v |
1441 |
M.run(T.getMethod('self_test')) |
1442 |
|
1443 |
def patchpath(VAR,SEP,addvals): |
1444 |
restart = 0 |
1445 |
envpath = [os.path.abspath(i) for i in os.environ[VAR].split(SEP)] |
1446 |
for l in addvals: |
1447 |
if l in envpath[len(addvals):]: |
1448 |
envpath.remove(l) |
1449 |
restart = 1 |
1450 |
for l in addvals: |
1451 |
if l not in envpath: |
1452 |
envpath.insert(0,l) |
1453 |
restart = 1 |
1454 |
os.environ[VAR] = SEP.join(envpath) |
1455 |
return restart |
1456 |
|
1457 |
if __name__=='__main__': |
1458 |
# a whole bag of tricks to make sure we get the necessary dirs in our ascend, python and ld path vars |
1459 |
restart = 0 |
1460 |
|
1461 |
if platform.system()=="Windows": |
1462 |
LD_LIBRARY_PATH="PATH" |
1463 |
SEP = ";" |
1464 |
else: |
1465 |
LD_LIBRARY_PATH="LD_LIBRARY_PATH" |
1466 |
SEP = ":" |
1467 |
|
1468 |
solverdir = os.path.abspath(os.path.join(sys.path[0],"solvers")) |
1469 |
solverdirs = [os.path.join(solverdir,s) for s in "qrslv","cmslv","lrslv","conopt","ida","lsode","ipopt","dopri5"] |
1470 |
|
1471 |
if not os.environ.get('ASCENDSOLVERS'): |
1472 |
os.environ['ASCENDSOLVERS'] = SEP.join(solverdirs) |
1473 |
restart = 1 |
1474 |
else: |
1475 |
if patchpath('ASCENDSOLVERS',SEP,solverdirs): |
1476 |
restart = 1 |
1477 |
|
1478 |
freesteamdir = os.path.expanduser("~/freesteam/ascend") |
1479 |
modeldirs = [os.path.abspath(os.path.join(sys.path[0],"models")),os.path.abspath(freesteamdir)] |
1480 |
|
1481 |
if not os.environ.get('ASCENDLIBRARY'): |
1482 |
os.environ['ASCENDLIBRARY'] = SEP.join(modeldirs) |
1483 |
restart = 1 |
1484 |
else: |
1485 |
if patchpath('ASCENDLIBRARY',SEP,modeldirs): |
1486 |
restart = 1 |
1487 |
|
1488 |
libdirs = ["pygtk","."] |
1489 |
libdirs = [os.path.normpath(os.path.join(sys.path[0],l)) for l in libdirs] |
1490 |
if not os.environ.get(LD_LIBRARY_PATH): |
1491 |
os.environ[LD_LIBRARY_PATH]=SEP.join(libdirs) |
1492 |
restart = 1 |
1493 |
else: |
1494 |
envlibdirs = [os.path.normpath(i) for i in os.environ[LD_LIBRARY_PATH].split(SEP)] |
1495 |
for l in libdirs: |
1496 |
if l in envlibdirs[len(libdirs):]: |
1497 |
envlibdirs.remove(l) |
1498 |
restart = 1 |
1499 |
for l in libdirs: |
1500 |
if l not in envlibdirs: |
1501 |
envlibdirs.insert(0,l) |
1502 |
restart = 1 |
1503 |
os.environ[LD_LIBRARY_PATH] = SEP.join(envlibdirs) |
1504 |
|
1505 |
pypath = os.path.normpath(os.path.join(sys.path[0],"pygtk")) |
1506 |
if not os.environ.get('PYTHONPATH'): |
1507 |
os.environ['PYTHONPATH']=pypath |
1508 |
else: |
1509 |
envpypath = os.environ['PYTHONPATH'].split(SEP) |
1510 |
if pypath not in envpypath: |
1511 |
envpypath.insert(0,pypath) |
1512 |
os.environ['PYTHONPATH']=SEP.join(envpypath) |
1513 |
restart = 1 |
1514 |
|
1515 |
if restart and platform.system()!="Windows": |
1516 |
script = os.path.join(sys.path[0],"test.py") |
1517 |
sys.stderr.write("Restarting with...\n") |
1518 |
sys.stderr.write(" export LD_LIBRARY_PATH=%s\n" % os.environ.get(LD_LIBRARY_PATH)) |
1519 |
sys.stderr.write(" export PYTHONPATH=%s\n" % os.environ.get('PYTHONPATH')) |
1520 |
sys.stderr.write(" export ASCENDLIBRARY=%s\n" % os.environ.get('ASCENDLIBRARY')) |
1521 |
sys.stderr.write(" export ASCENDSOLVERS=%s\n" % os.environ.get('ASCENDSOLVERS')) |
1522 |
sys.stderr.flush() |
1523 |
os.execvp("python",[script] + sys.argv) |
1524 |
exit(1) |
1525 |
else: |
1526 |
sys.stderr.write("Got...\n") |
1527 |
sys.stderr.write(" LD_LIBRARY_PATH=%s\n" % os.environ.get(LD_LIBRARY_PATH)) |
1528 |
sys.stderr.write(" PYTHONPATH=%s\n" % os.environ.get('PYTHONPATH')) |
1529 |
sys.stderr.write(" ASCENDLIBRARY=%s\n" % os.environ.get('ASCENDLIBRARY')) |
1530 |
sys.stderr.write(" ASCENDSOLVERS=%s\n" % os.environ.get('ASCENDSOLVERS')) |
1531 |
sys.stderr.flush() |
1532 |
|
1533 |
import ascpy |
1534 |
|
1535 |
try: |
1536 |
import cunit |
1537 |
except: |
1538 |
pass |
1539 |
|
1540 |
atexit.register(ascpy.shutdown) |
1541 |
#suite = unittest.TestSuite() |
1542 |
#suite = unittest.defaultTestLoader.loadTestsFromName('__main__') |
1543 |
#unittest.TextTestRunner(verbosity=2).run(suite) |
1544 |
unittest.main() |