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# -*- coding: utf-8 -*-
#-------------------------------------------------------------------------------
# This file is part of Code_Saturne, a general-purpose CFD tool.
#
# Copyright (C) 1998-2014 EDF S.A.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License as published by the Free Software
# Foundation; either version 2 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
# Street, Fifth Floor, Boston, MA 02110-1301, USA.
#-------------------------------------------------------------------------------
"""
This module initialize model dynamics variables and model scalars
This module contents the following classes:
- SourceTermsModel
- SourceTermsTestCase
"""
#-------------------------------------------------------------------------------
# Library modules import
#-------------------------------------------------------------------------------
import sys, string, unittest
from math import pow
#-------------------------------------------------------------------------------
# Application modules import
#-------------------------------------------------------------------------------
from Base.Common import *
import Base.Toolbox as Tool
from Base.XMLmodel import XMLmodel, ModelTest
from Base.XMLvariables import Model, Variables
from Pages.DefineUserScalarsModel import DefineUserScalarsModel
from Pages.LocalizationModel import LocalizationModel
#-------------------------------------------------------------------------------
# Variables and Scalar model initialization modelling class
#-------------------------------------------------------------------------------
class SourceTermsModel(Model):
"""
Class for Variables and Scalar model initialization.
"""
def __init__(self, case):
"""
Constructor.
"""
self.case = case
self.models = self.case.xmlGetNode('thermophysical_models')
self.node_userscalar = self.case.xmlGetNode('additional_scalars')
self.node_veloce = self.models.xmlGetNode('velocity_pressure')
self.node_turb = self.models.xmlGetNode('turbulence', 'model')
self.node_therm = self.models.xmlGetNode('thermal_scalar', 'model')
self.node_sterm = self.models.xmlInitNode('source_terms')
def __verifyZone(self, zone):
"""Private method.
Verify if zone exists and raise ValueError if not.
"""
self.isInt(int(zone))
self.isInList(zone, LocalizationModel('VolumicZone', self.case).getCodeNumbersList())
@Variables.undoLocal
def setMomentumFormula(self, zone, formula):
"""
Public method.
Set the formula for the velocity.
"""
self.__verifyZone(zone)
node = self.node_sterm
if not node:
msg = "There is an error: this node " + str(node) + "should be existed"
raise ValueError(msg)
n = node.xmlInitChildNode('momentum_formula', zone_id=zone)
n.xmlSetTextNode(formula)
@Variables.noUndo
def getMomentumFormula(self, zone):
"""
Public method.
Return the formula for the velocity.
"""
self.__verifyZone(zone)
node = self.node_sterm
formula = node.xmlGetString('momentum_formula', zone_id=zone)
return formula
@Variables.undoGlobal
def setSpeciesFormula(self, zone, species, formula):
"""
Public method.
Set the formula for a turbulent variable.
"""
self.__verifyZone(zone)
self.isInList(species, DefineUserScalarsModel(self.case).getUserScalarLabelsList())
node = self.node_sterm
if not node:
msg = "There is an error: this node " + str(node) + "should be existed"
raise ValueError(msg)
name_species = DefineUserScalarsModel(self.case).getScalarName(species)
n = node.xmlInitChildNode('scalar_formula', name = name_species, label = species, zone_id=zone)
n.xmlSetTextNode(formula)
@Variables.noUndo
def getSpeciesFormula(self, zone, species):
"""
Public method.
Return the formula for a turbulent variable.
"""
self.__verifyZone(zone)
self.isInList(species, DefineUserScalarsModel(self.case).getUserScalarLabelsList())
node = self.node_sterm
if not node:
msg = "There is an error: this node " + str(node) + "should be existed"
raise ValueError(msg)
name_species = DefineUserScalarsModel(self.case).getScalarName(species)
formula = node.xmlGetString('scalar_formula', name = name_species, label = species, zone_id=zone)
return formula
@Variables.undoGlobal
def setThermalFormula(self, zone, scalar, formula):
"""
Public method.
Set the formula for tharmal scalars.
"""
self.__verifyZone(zone)
self.isInList(scalar, ['TempC', 'TempK', 'Enthalpy'])
node = self.node_sterm
if not node:
msg = "There is an error: this node " + str(node) + "should be existed"
raise ValueError(msg)
name_scalar = DefineUserScalarsModel(self.case).getScalarName(scalar)
n = node.xmlInitChildNode('thermal_formula', name = name_scalar, label = scalar, zone_id=zone)
n.xmlSetTextNode(formula)
@Variables.noUndo
def getThermalFormula(self, zone, scalar):
"""
Public method.
Return the formula for thermal scalars.
"""
self.__verifyZone(zone)
self.isInList(scalar, ['TempC', 'TempK', 'Enthalpy'])
node = self.node_sterm
if not node:
msg = "There is an error: this node " + str(node) + "should be existed"
raise ValueError(msg)
name_scalar = DefineUserScalarsModel(self.case).getScalarName(scalar)
formula = node.xmlGetString('thermal_formula', name = name_scalar, label = scalar, zone_id=zone)
return formula
def getDefaultThermalFormula(self, scalar):
"""
Public method.
Return the default formula for thermal scalars.
"""
formula = """S = 0;\ndS = 0;"""
return formula
#-------------------------------------------------------------------------------
# InitializationModel test case
#-------------------------------------------------------------------------------
class SourceTermsTestCase(ModelTest):
"""
Unittest.
"""
def checkSourceTermsInstantiation(self):
"""Check whether the SourceTerms class could be instantiated."""
model = None
model = SourceTermsModel(self.case)
assert model != None, 'Could not instantiate SourceTerms'
def suite():
testSuite = unittest.makeSuite(SourceTermsTestCase, "check")
return testSuite
def runTest():
print("SourceTermsTestCase - OK !!!!")
runner = unittest.TextTestRunner()
runner.run(suite())
#-------------------------------------------------------------------------------
# End
#-------------------------------------------------------------------------------
|
