source: inundation/ga/storm_surge/pmesh/load_mesh/loadASCIIHarness.py @ 578

#!/usr/bin/env python
#

#FIXME (Ole): I think we need a unit test of write_ASCII_trianglulation 
#             in order to quash bug in merimbula data
#  - to quash the bug need a raised error in pyvolution for reading xya files
# when the title attribute information is not consistent with the data in the
# file - DSG

import sys
sys.path.append('..')

import tempfile
import unittest
from mesh import *
from loadASCII import *
from Numeric import array

class loadASCIITestCase(unittest.TestCase):
    def setUp(self):
        pass
    
    def tearDown(self):
        pass


    def test_import_trianglulation(self):
    
        a_att = [5,2]
        d_att =[4,2]
        f_att = [3,2]
        e_att = [2,2]
        a_xy = [0.0, 0.0]
        a = Vertex ( a_xy[0],a_xy[1]) #, attributes =a_att)
        d = Vertex (0.0, 4.0) #, attributes =d_att)
        f = Vertex (4.0,0.0) #, attributes =f_att)
        e = Vertex (1.0,1.0) #, attributes =e_att)
    
        s1 = Segment(a,d, marker = "50")
        s2 = Segment(d,f, marker = "40")
        s3 = Segment(a,f, marker = "30")
        s4 = Segment(a,e, marker = "20")
     
        r1 = Region(0.3, 0.3,tag = "1.3", maxArea = 45)
        m = Mesh(userVertices=[a,d,f,e],
                 userSegments=[s1,s2,s3,s4],
                 regions=[r1])

        m.generateMesh("QApza2.1")

        seg = m.getMeshSegments()
        points = m.getMeshVertices()
        
        fileName = tempfile.mktemp(".txt")
        #print "fileName",fileName
        m.exportASCIItrianglulationfile(fileName)
        
        dict = import_trianglulation(fileName)
        os.remove(fileName)
        
        #print dict
        #print "seg",seg
        for pimport,pactual,pimpatt in map(None,dict['generatedpointlist'],points,dict['generatedpointattributelist']):
            self.failUnless( pimport == [pactual.x,pactual.y],
                        'loadASCIITestCase failed. test 1')
            self.failUnless( pimpatt == pactual.attributes,
                        'loadASCIITestCase failed. test 1.1')
        self.failUnless( dict['segmentlist'][0] == [0,1],
                        'loadASCIITestCase failed. test 3')
        for segimp,segactual in map(None,dict['generatedsegmentmarkerlist'],seg):
            self.failUnless( segimp == segactual.marker,
                        'loadASCIITestCase failed. test 4')
        self.failUnless( dict['generatedtrianglelist'][0] == [3,2,4],
                        'loadASCIITestCase failed. test 5')
        self.failUnless( dict['generatedtriangleneighborlist'][0] == [-1,2,3],
                        'loadASCIITestCase failed. test 6')
        self.failUnless( dict['generatedtriangleattributelist'][0] == ["1.3"],
                         'loadASCIITestCase failed. test 7')
      
      

    def test_import_mesh(self):
    
        a_att = [5,2]
        d_att =[4,2]
        f_att = [3,2]
        e_att = [2,2]
        a_xy = [0.0, 0.0]
        a = Vertex ( a_xy[0],a_xy[1], attributes =a_att)
        d = Vertex (0.0, 4.0, attributes =d_att)
        f = Vertex (4.0,0.0, attributes =f_att)
        e = Vertex (1.0,1.0, attributes =e_att)
    
        s1 = Segment(a,d, marker = "50")
        s2 = Segment(d,f, marker = "40")
        s3 = Segment(a,f, marker = "30")
        s4 = Segment(a,e, marker = "20")
     
        r1 = Region(0.3, 0.3,tag = "1.3", maxArea = 36)


        h1 = Hole(0.2,0.6)
        
        m = Mesh(userVertices=[a,d,f,e],
                 userSegments=[s1,s2,s3,s4],
                 regions=[r1],
                 holes=[h1])

        seg = m.getUserSegments()
        points = m.getUserVertices()
        holes = m.getHoles()
        regions = m.getRegions()
        fileName = tempfile.mktemp(".txt")
        m.exportASCIImeshfile(fileName)
        #print "***************************fileName", fileName
        dict = import_mesh(fileName)
        os.remove(fileName)

        #print dict
        
        for pimport,pactual,pimpatt in map(None,dict['pointlist'],points,dict['pointattributelist']):
            self.failUnless( pimport == [pactual.x,pactual.y],
                        'loadASCIITestCase failed. test 1')
            self.failUnless( pimpatt == pactual.attributes,
                        'loadASCIITestCase failed. test 1.1')
        self.failUnless( dict['segmentlist'][0] == [0,1],
                        'loadASCIITestCase failed. test 3')
        for segimp,segactual in map(None,dict['segmentmarkerlist'],seg):
            self.failUnless( segimp == segactual.marker,
                        'loadASCIITestCase failed. test 4')
        for holeimp,holeactual in map(None,dict['holelist'],holes):
            self.failUnless( holeimp == [holeactual.x,holeactual.y],
                        'loadASCIITestCase failed. test 5')
        for regimp,regactual,regattimp, regmaxarea in map(None,dict['regionlist'],regions, dict['regionattributelist'], dict['regionmaxarealist']):
            self.failUnless( regimp == [regactual.x,regactual.y],
                        'loadASCIITestCase failed. test 6')
            self.failUnless( regattimp == regactual.getTag(),
                        'loadASCIITestCase failed. test 7')
            self.failUnless( regmaxarea == regactual.getMaxArea(),
                        'loadASCIITestCase failed. test 7')


    def test_export_trianglulation_file(self):
        import os
        import tempfile

        meshDict = {} 
        meshDict['generatedpointlist'] = [(0.0, 0.0), (0.0, 4.0),
                                          (4.0, 0.0), (1.0, 1.0), (2.0, 2.0)]
        meshDict['generatedtrianglelist'] = [(3, 2, 4), (1, 0, 3),
                                             (3, 4,1), (2, 3, 0)]
        meshDict['generatedsegmentlist'] = [(0, 1), (1, 4), (2, 0),
                                            (0, 3), (4, 2)]
        meshDict['generatedtriangleattributelist'] = ['1.3', '1.3',
                                                      '1.3', '1.3']
        meshDict['generatedpointattributelist'] = [[1.2,2.], [1.2,2.], [1.2,2.], [1.2,2.], [1.2,3.]]
        meshDict['generatedtriangleneighborlist'] = [[-1, 2, 3], [3, 2, -1],
                                                     [-1, 1, 0], [1, -1, 0]]
        meshDict['generatedsegmentmarkerlist'] = ['50', '40', '30', '20', '40']
        meshDict['generatedpointattributetitlelist'] = ['bed elevation', 'height']
        
        fileName = tempfile.mktemp(".tsh")
        export_trianglulation_file(fileName, meshDict)
        loadedDict = import_trianglulation(fileName)
        
        #print "*(*( meshDict"
        #print meshDict
        #print "*(*(  loadedDcit"
        #print loadedDict
        #print "*(*("
        
        self.failUnless(array(meshDict['generatedpointlist'])  ==
                        array(loadedDict['generatedpointlist']),
                         'test_export_trianglulation_file failed. Test 1')
        self.failUnless(array(meshDict['generatedtrianglelist'])  ==
                        array(loadedDict['generatedtrianglelist']),
                         'test_export_trianglulation_file failed. Test 2')
        self.failUnless(array(meshDict['generatedsegmentlist'])  ==
                        array(loadedDict['generatedsegmentlist']),
                         'test_export_trianglulation_file failed. Test 3')
        self.failUnless(array(meshDict['generatedtriangleattributelist'])  ==
                        array(loadedDict['generatedtriangleattributelist']),
                         'test_export_trianglulation_file failed. Test 4')
        
        self.failUnless(meshDict['generatedpointattributelist']  ==
                        loadedDict['generatedpointattributelist'],
                         'test_export_trianglulation_file failed. Test 5')
        self.failUnless(array(meshDict['generatedtriangleneighborlist'])  ==
                        array(loadedDict['generatedtriangleneighborlist']),
                         'test_export_trianglulation_file failed. Test 6')
        self.failUnless(array(meshDict['generatedsegmentmarkerlist'])  ==
                        array(loadedDict['generatedsegmentmarkerlist']),
                         'test_export_trianglulation_file failed. Test 7')
        self.failUnless(array(meshDict['generatedpointattributetitlelist'])  ==
                        array(loadedDict['generatedpointattributetitlelist']),
                         'test_export_trianglulation_file failed. Test 8')
            
        #os.remove(fileName)
        
    def test_loadxy(self):
        import os
        import tempfile
       
        fileName = tempfile.mktemp(".xya")
        file = open(fileName,"w")
        file.write("title row \n\
1.0 0.0 10.0 0.0\n\
0.0 1.0 0.0 10.0\n\
1.0 0.0 10.4 40.0\n")
        file.close()
        #print fileName
        m = importMeshFromFile(fileName)
        os.remove(fileName)
        self.failUnless(m.userVertices[0].x == 1.0,
                        'loadxy, test 1 failed')
        self.failUnless(m.userVertices[0].y == 0.0,
                        'loadxy, test 2 failed')
        #self.failUnless(m.userVertices[0].attributes == [10.0,0.0],
        #                'loadxy, test 2.2 failed')
        self.failUnless(m.userVertices[1].x == 0.0,
                        'loadxy, test 3 failed')
        self.failUnless(m.userVertices[1].y == 1.0,
                        'loadxy, test 4 failed')
        #self.failUnless(m.userVertices[1].attributes == [0.0,10.0],
        #                'loadxy, test 5 failed')
#-------------------------------------------------------------
if __name__ == "__main__":

    suite = unittest.makeSuite(loadASCIITestCase,'test')
    runner = unittest.TextTestRunner()
    runner.run(suite)