[2276] | 1 | #!/usr/bin/env python |
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| 2 | # |
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| 3 | import tempfile |
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| 4 | import unittest |
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| 5 | from mesh_interface import * |
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| 6 | from load_mesh.loadASCII import * |
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[3052] | 7 | from utilities.polygon import is_inside_polygon |
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[2402] | 8 | from coordinate_transforms.geo_reference import Geo_reference,DEFAULT_ZONE |
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[2276] | 9 | |
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| 10 | class TestCase(unittest.TestCase): |
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| 11 | def setUp(self): |
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| 12 | pass |
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| 13 | |
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| 14 | def tearDown(self): |
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| 15 | pass |
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| 16 | |
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| 17 | def test_create_mesh_from_regions(self): |
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| 18 | x=-500 |
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| 19 | y=-1000 |
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| 20 | mesh_geo = geo_reference=Geo_reference(56,x,y) |
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| 21 | |
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| 22 | # These are the absolute values |
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| 23 | polygon_absolute = [[0,0],[100,0],[100,100],[0,100]] |
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| 24 | |
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| 25 | x_p = -10 |
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| 26 | y_p = -40 |
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| 27 | geo_ref_poly = Geo_reference(56, x_p, y_p) |
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| 28 | polygon = geo_ref_poly.change_points_geo_ref(polygon_absolute) |
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| 29 | |
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[2282] | 30 | boundary_tags = {'walls':[0,1],'bom':[2]} |
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[2276] | 31 | |
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| 32 | inner1_polygon_absolute = [[10,10],[20,10],[20,20],[10,20]] |
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| 33 | inner1_polygon = geo_ref_poly. \ |
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| 34 | change_points_geo_ref(inner1_polygon_absolute) |
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| 35 | |
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| 36 | inner2_polygon_absolute = [[30,30],[40,30],[40,40],[30,40]] |
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| 37 | inner2_polygon = geo_ref_poly. \ |
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| 38 | change_points_geo_ref(inner2_polygon_absolute) |
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| 39 | |
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| 40 | interior_regions = [(inner1_polygon, 5),(inner2_polygon, 0.2)] |
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| 41 | m = create_mesh_from_regions(polygon, |
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| 42 | boundary_tags, |
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| 43 | 10000000, |
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| 44 | interior_regions=interior_regions, |
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[2295] | 45 | poly_geo_reference=geo_ref_poly, |
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| 46 | mesh_geo_reference=mesh_geo) |
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[2276] | 47 | |
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[2282] | 48 | # Test the mesh instance |
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| 49 | self.failUnless(len(m.regions)==3, |
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| 50 | 'FAILED!') |
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| 51 | segs = m.getUserSegments() |
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| 52 | self.failUnless(len(segs)==12, |
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| 53 | 'FAILED!') |
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| 54 | self.failUnless(len(m.userVertices)==12, |
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| 55 | 'FAILED!') |
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| 56 | self.failUnless(segs[0].tag=='walls', |
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| 57 | 'FAILED!') |
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| 58 | self.failUnless(segs[1].tag=='walls', |
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| 59 | 'FAILED!') |
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| 60 | |
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| 61 | self.failUnless(segs[2].tag=='bom', |
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| 62 | 'FAILED!') |
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| 63 | self.failUnless(segs[3].tag=='', |
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| 64 | 'FAILED!') |
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| 65 | |
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[2295] | 66 | # Assuming the order of the region points is known. |
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| 67 | # (This isn't true, if you consider create_mesh_from_regions |
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| 68 | # a black box) |
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| 69 | poly_point = m.getRegions()[0] |
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| 70 | |
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| 71 | #print "poly_point", poly_point |
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| 72 | #print "polygon_absolute",polygon_absolute |
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| 73 | |
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| 74 | # poly_point values are relative to the mesh geo-ref |
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| 75 | # make them absolute |
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[3052] | 76 | self.failUnless(is_inside_polygon([poly_point.x+x,poly_point.y+y], |
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| 77 | polygon_absolute, closed = False), |
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[2295] | 78 | 'FAILED!') |
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| 79 | |
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| 80 | # Assuming the order of the region points is known. |
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| 81 | # (This isn't true, if you consider create_mesh_from_regions |
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| 82 | # a black box) |
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| 83 | poly_point = m.getRegions()[1] |
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| 84 | |
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| 85 | #print "poly_point", poly_point |
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| 86 | #print "polygon_absolute",polygon_absolute |
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| 87 | |
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| 88 | # poly_point values are relative to the mesh geo-ref |
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| 89 | # make them absolute |
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[3052] | 90 | self.failUnless(is_inside_polygon([poly_point.x+x,poly_point.y+y], |
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| 91 | inner1_polygon_absolute, |
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| 92 | closed = False), |
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[2295] | 93 | 'FAILED!') |
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| 94 | |
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| 95 | # Assuming the order of the region points is known. |
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| 96 | # (This isn't true, if you consider create_mesh_from_regions |
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| 97 | # a black box) |
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| 98 | poly_point = m.getRegions()[2] |
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| 99 | |
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| 100 | #print "poly_point", poly_point |
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| 101 | #print "polygon_absolute",polygon_absolute |
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| 102 | |
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| 103 | # poly_point values are relative to the mesh geo-ref |
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| 104 | # make them absolute |
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[3052] | 105 | self.failUnless(is_inside_polygon([poly_point.x+x,poly_point.y+y], |
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| 106 | inner2_polygon_absolute, |
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| 107 | closed = False), |
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[2295] | 108 | 'FAILED!') |
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[2402] | 109 | |
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| 110 | |
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| 111 | |
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| 112 | def test_create_mesh_from_regions2(self): |
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| 113 | |
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| 114 | # These are the absolute values |
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[3056] | 115 | min_x = -10 |
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| 116 | min_y = -88 |
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[2402] | 117 | polygon_absolute = [[min_x,min_y],[1000,100],[1000,1000],[100,1000]] |
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| 118 | |
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| 119 | x_p = -10 |
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| 120 | y_p = -40 |
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| 121 | zone = 808 |
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| 122 | geo_ref_poly = Geo_reference(zone, x_p, y_p) |
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| 123 | polygon = geo_ref_poly.change_points_geo_ref(polygon_absolute) |
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| 124 | |
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| 125 | boundary_tags = {'walls':[0,1],'bom':[2]} |
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| 126 | |
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| 127 | inner1_polygon_absolute = [[10,10],[20,10],[20,20],[10,20]] |
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| 128 | inner1_polygon = geo_ref_poly. \ |
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| 129 | change_points_geo_ref(inner1_polygon_absolute) |
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| 130 | |
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| 131 | inner2_polygon_absolute = [[30,30],[40,30],[40,40],[30,40]] |
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| 132 | inner2_polygon = geo_ref_poly. \ |
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| 133 | change_points_geo_ref(inner2_polygon_absolute) |
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| 134 | |
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| 135 | interior_regions = [(inner1_polygon, 5),(inner2_polygon, 0.2)] |
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| 136 | m = create_mesh_from_regions(polygon, |
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| 137 | boundary_tags, |
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| 138 | 10000000, |
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| 139 | interior_regions=interior_regions, |
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| 140 | poly_geo_reference=geo_ref_poly) |
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| 141 | |
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| 142 | |
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| 143 | # Test the mesh instance |
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| 144 | self.failUnless(len(m.regions)==3, |
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| 145 | 'FAILED!') |
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| 146 | segs = m.getUserSegments() |
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| 147 | self.failUnless(len(segs)==12, |
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| 148 | 'FAILED!') |
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| 149 | self.failUnless(len(m.userVertices)==12, |
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| 150 | 'FAILED!') |
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| 151 | self.failUnless(segs[0].tag=='walls', |
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| 152 | 'FAILED!') |
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| 153 | self.failUnless(segs[1].tag=='walls', |
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| 154 | 'FAILED!') |
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| 155 | |
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| 156 | self.failUnless(segs[2].tag=='bom', |
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| 157 | 'FAILED!') |
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| 158 | self.failUnless(segs[3].tag=='', |
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| 159 | 'FAILED!') |
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| 160 | |
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| 161 | self.failUnless(m.geo_reference.get_zone()==zone, |
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| 162 | 'FAILED!') |
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| 163 | self.failUnless(m.geo_reference.get_xllcorner()==min_x, |
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| 164 | 'FAILED!') |
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| 165 | self.failUnless(m.geo_reference.get_yllcorner()==min_y, |
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| 166 | 'FAILED!') |
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| 167 | |
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| 168 | |
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| 169 | def test_create_mesh_from_regions3(self): |
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| 170 | |
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| 171 | # These are the absolute values |
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[3056] | 172 | min_x = -10 |
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| 173 | min_y = -88 |
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[2402] | 174 | polygon = [[min_x,min_y],[1000,100],[1000,1000],[100,1000]] |
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| 175 | |
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| 176 | |
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| 177 | x_p = -10 |
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| 178 | y_p = -40 |
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| 179 | geo_ref_poly = Geo_reference(56, x_p, y_p) |
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| 180 | |
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| 181 | boundary_tags = {'walls':[0,1],'bom':[2]} |
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| 182 | |
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| 183 | inner1_polygon_absolute = [[10,10],[20,10],[20,20],[10,20]] |
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| 184 | inner1_polygon = geo_ref_poly. \ |
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| 185 | change_points_geo_ref(inner1_polygon_absolute) |
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| 186 | |
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| 187 | inner2_polygon_absolute = [[30,30],[40,30],[40,40],[30,40]] |
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| 188 | inner2_polygon = geo_ref_poly. \ |
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| 189 | change_points_geo_ref(inner2_polygon_absolute) |
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| 190 | |
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| 191 | interior_regions = [(inner1_polygon, 5),(inner2_polygon, 0.2)] |
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| 192 | m = create_mesh_from_regions(polygon, |
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| 193 | boundary_tags, |
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| 194 | 10000000, |
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| 195 | interior_regions=interior_regions) |
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| 196 | |
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| 197 | |
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| 198 | # Test the mesh instance |
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| 199 | self.failUnless(len(m.regions)==3, |
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| 200 | 'FAILED!') |
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| 201 | segs = m.getUserSegments() |
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| 202 | self.failUnless(len(segs)==12, |
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| 203 | 'FAILED!') |
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| 204 | self.failUnless(len(m.userVertices)==12, |
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| 205 | 'FAILED!') |
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| 206 | self.failUnless(segs[0].tag=='walls', |
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| 207 | 'FAILED!') |
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| 208 | self.failUnless(segs[1].tag=='walls', |
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| 209 | 'FAILED!') |
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| 210 | |
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| 211 | self.failUnless(segs[2].tag=='bom', |
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| 212 | 'FAILED!') |
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| 213 | self.failUnless(segs[3].tag=='', |
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| 214 | 'FAILED!') |
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| 215 | |
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| 216 | self.failUnless(m.geo_reference.get_zone()==DEFAULT_ZONE, |
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| 217 | 'FAILED!') |
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| 218 | self.failUnless(m.geo_reference.get_xllcorner()==min_x, |
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| 219 | 'FAILED!') |
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| 220 | self.failUnless(m.geo_reference.get_yllcorner()==min_y, |
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| 221 | 'FAILED!') |
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| 222 | |
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[3056] | 223 | def test_create_mesh_from_regions_interior_regions(self): |
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[3113] | 224 | """Test that create_mesh_from_regions fails when an interior region is |
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| 225 | outside bounding polygon. """ |
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[3048] | 226 | |
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[3013] | 227 | |
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[3038] | 228 | # These are the absolute values |
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| 229 | min_x = 10 |
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| 230 | min_y = 88 |
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| 231 | polygon = [[min_x,min_y],[1000,100],[1000,1000],[100,1000]] |
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| 232 | |
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| 233 | |
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| 234 | boundary_tags = {'walls':[0,1],'bom':[2]} |
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| 235 | |
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| 236 | # This one is inside bounding polygon - should pass |
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| 237 | inner_polygon = [[800,400],[900,500],[800,600]] |
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| 238 | |
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| 239 | interior_regions = [(inner_polygon, 5)] |
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| 240 | m = create_mesh_from_regions(polygon, |
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| 241 | boundary_tags, |
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| 242 | 10000000, |
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| 243 | interior_regions=interior_regions) |
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| 244 | |
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| 245 | |
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| 246 | # This one sticks outside bounding polygon - should fail |
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| 247 | inner_polygon = [[800,400],[1100,500],[800,600]] |
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| 248 | interior_regions = [(inner_polygon, 5)] |
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| 249 | |
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| 250 | |
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| 251 | |
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| 252 | try: |
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| 253 | m = create_mesh_from_regions(polygon, |
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| 254 | boundary_tags, |
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| 255 | 10000000, |
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| 256 | interior_regions=interior_regions) |
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| 257 | except: |
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| 258 | pass |
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| 259 | else: |
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| 260 | msg = 'Interior polygon sticking outside bounding polygon should ' |
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| 261 | msg += 'cause an Exception to be raised' |
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| 262 | raise msg |
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| 263 | |
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[3113] | 264 | |
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| 265 | |
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[3126] | 266 | def FIXME_test_create_mesh_with_multiply_tagged_segments(self): |
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[3113] | 267 | """Test that create_mesh_from_regions fails when |
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| 268 | segments are listed repeatedly in boundary_tags. |
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| 269 | """ |
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[3038] | 270 | |
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[3113] | 271 | |
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| 272 | |
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[3038] | 273 | |
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[3113] | 274 | # These are the absolute values |
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| 275 | min_x = 10 |
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| 276 | min_y = 88 |
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| 277 | polygon = [[min_x,min_y],[1000,100],[1000,1000],[100,1000]] |
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[3038] | 278 | |
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[3113] | 279 | |
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| 280 | boundary_tags = {'walls':[0,1],'bom':[1,2]} |
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| 281 | |
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| 282 | # This one is inside bounding polygon - should pass |
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| 283 | inner_polygon = [[800,400],[900,500],[800,600]] |
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| 284 | |
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| 285 | interior_regions = [(inner_polygon, 5)] |
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| 286 | m = create_mesh_from_regions(polygon, |
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| 287 | boundary_tags, |
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| 288 | 10000000, |
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| 289 | interior_regions=interior_regions) |
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| 290 | |
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| 291 | |
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| 292 | # This one sticks outside bounding polygon - should fail |
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| 293 | inner_polygon = [[800,400],[900,500],[800,600]] |
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| 294 | interior_regions = [(inner_polygon, 5)] |
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| 295 | |
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| 296 | |
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| 297 | |
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| 298 | try: |
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| 299 | m = create_mesh_from_regions(polygon, |
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| 300 | boundary_tags, |
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| 301 | 10000000, |
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| 302 | interior_regions=interior_regions) |
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| 303 | except: |
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| 304 | pass |
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| 305 | else: |
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| 306 | msg = 'Tags are listed repeatedly, but create mesh from regions ' |
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| 307 | msg += 'does not cause an Exception to be raised' |
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| 308 | raise msg |
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| 309 | |
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| 310 | |
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| 311 | |
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| 312 | |
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[3013] | 313 | def test_create_mesh_from_regions_with_duplicate_verts(self): |
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| 314 | |
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| 315 | # These are the absolute values |
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| 316 | |
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| 317 | polygon_absolute = [[0.0,0.0], |
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| 318 | [0,4.0], |
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| 319 | [4.0,4.0], |
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| 320 | [4.0,0.0], |
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| 321 | [4.0,0.0]] |
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| 322 | |
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| 323 | x_p = -10 |
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| 324 | y_p = -40 |
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| 325 | zone = 808 |
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| 326 | geo_ref_poly = Geo_reference(zone, x_p, y_p) |
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| 327 | polygon = geo_ref_poly.change_points_geo_ref(polygon_absolute) |
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| 328 | |
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| 329 | boundary_tags = {'50':[0], |
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| 330 | '40':[1], |
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| 331 | '30':[2], |
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| 332 | 'no where seg':[3], |
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| 333 | '20':[4] |
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| 334 | } |
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| 335 | |
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| 336 | m = create_mesh_from_regions(polygon, |
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| 337 | boundary_tags, |
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| 338 | 10000000, |
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| 339 | poly_geo_reference=geo_ref_poly) |
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| 340 | |
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| 341 | |
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| 342 | fileName = "badmesh.tsh" |
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| 343 | #m.export_mesh_file(fileName) |
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| 344 | |
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[2276] | 345 | #------------------------------------------------------------- |
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| 346 | if __name__ == "__main__": |
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| 347 | suite = unittest.makeSuite(TestCase,'test') |
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| 348 | #suite = unittest.makeSuite(meshTestCase,'test_asciiFile') |
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[3056] | 349 | runner = unittest.TextTestRunner() #verbosity=2) |
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[2276] | 350 | runner.run(suite) |
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| 351 | |
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