# ***************************************************************************
# *   Copyright (c) 2015 - FreeCAD Developers                               *
# *   Author: Bernd Hahnebach <bernd@bimstatik.org>                         *
# *                                                                         *
# *   This file is part of the FreeCAD CAx development system.              *
# *                                                                         *
# *   This program is free software; you can redistribute it and/or modify  *
# *   it under the terms of the GNU Lesser General Public License (LGPL)    *
# *   as published by the Free Software Foundation; either version 2 of     *
# *   the License, or (at your option) any later version.                   *
# *   for detail see the LICENCE text file.                                 *
# *                                                                         *
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# *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
# *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
# *   GNU Library General Public License for more details.                  *
# *                                                                         *
# *   You should have received a copy of the GNU Library General Public     *
# *   License along with FreeCAD; if not, write to the Free Software        *
# *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  *
# *   USA                                                                   *
# *                                                                         *
# ***************************************************************************/


import FreeCAD
import ObjectsFem
import unittest
from . import utilstest as testtools
from .utilstest import fcc_print

from os.path import join


class TestFemCommon(unittest.TestCase):
    fcc_print('import TestFemCommon')

    def setUp(self):
        # init, is executed before every test
        self.doc_name = "TestsFemCommon"
        try:
            FreeCAD.setActiveDocument(self.doc_name)
        except:
            FreeCAD.newDocument(self.doc_name)
        finally:
            FreeCAD.setActiveDocument(self.doc_name)
        self.active_doc = FreeCAD.ActiveDocument

    def test_adding_refshaps(self):
        doc = self.active_doc
        slab = doc.addObject("Part::Plane", "Face")
        slab.Length = 500.00
        slab.Width = 500.00
        cf = ObjectsFem.makeConstraintFixed(doc)
        ref_eles = []
        # FreeCAD list property seam not to support append, thus we need some workaround, which is on many elements even much faster
        for i, face in enumerate(slab.Shape.Edges):
            ref_eles.append("Edge%d" % (i + 1))
        cf.References = [(slab, ref_eles)]
        doc.recompute()
        expected_reflist = [(slab, ('Edge1', 'Edge2', 'Edge3', 'Edge4'))]
        assert_err_message = 'Adding reference shapes did not result in expected list ' + str(cf.References) + ' != ' + str(expected_reflist)
        self.assertEqual(cf.References, expected_reflist, assert_err_message)

    def test_pyimport_all_FEM_modules(self):
        # we're going to try to import all python modules from FreeCAD Fem
        pymodules = []

        # collect all Python modules in Fem
        pymodules += testtools.collect_python_modules('')  # Fem main dir
        pymodules += testtools.collect_python_modules('feminout')
        pymodules += testtools.collect_python_modules('femmesh')
        pymodules += testtools.collect_python_modules('femresult')
        pymodules += testtools.collect_python_modules('femtest')
        pymodules += testtools.collect_python_modules('femobjects')
        if FreeCAD.GuiUp:
            pymodules += testtools.collect_python_modules('femcommands')
            pymodules += testtools.collect_python_modules('femguiobjects')
        pymodules += testtools.collect_python_modules('femsolver')
        pymodules += testtools.collect_python_modules(join('femsolver', 'elmer'))
        pymodules += testtools.collect_python_modules(join('femsolver', 'elmer', 'equations'))
        pymodules += testtools.collect_python_modules(join('femsolver', 'z88'))
        pymodules += testtools.collect_python_modules(join('femsolver', 'calculix'))

        # import all collected modules
        # fcc_print(pymodules)
        for mod in pymodules:
            fcc_print('Try importing {0} ...'.format(mod))
            try:
                im = __import__('{0}'.format(mod))
            except:
                im = False
            if not im:
                __import__('{0}'.format(mod))  # to get an error message what was going wrong
            self.assertTrue(im, 'Problem importing {0}'.format(mod))

    def tearDown(self):
        # clearance, is executed after every test
        FreeCAD.closeDocument(self.doc_name)
        pass