| [484] | 1 | import unittest |
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| 2 | from quad import Cell, build_quadtree |
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| 3 | |
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| 4 | #from domain import * |
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| 5 | from general_mesh import General_mesh as Mesh |
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| 6 | |
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| 7 | import types, sys |
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| 8 | |
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| 9 | #------------------------------------------------------------- |
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| 10 | |
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| 11 | class TestCase(unittest.TestCase): |
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| 12 | |
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| 13 | def setUp(self): |
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| 14 | self.cell = Cell(100, 140, 0, 40, 'cell') |
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| 15 | |
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| 16 | a = [3, 107] |
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| 17 | b = [5, 107] |
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| 18 | c = [5, 105] |
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| 19 | d = [7, 107] |
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| 20 | e = [15, 115] |
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| 21 | f = [15, 130] |
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| 22 | g = [30, 110] |
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| 23 | h = [30, 130] |
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| 24 | |
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| 25 | points = [a, b, c, d, e, f, g, h] |
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| 26 | #bac, bce, ecf, dbe, daf, dae |
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| 27 | vertices = [[1,0,2], [1,3,4], [1,2,3], [5,4,7], [4,6,7]] |
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| 28 | |
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| 29 | mesh = Mesh(points, vertices) |
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| 30 | self.mesh = mesh |
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| 31 | Cell.initialise(mesh) |
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| 32 | |
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| 33 | def tearDown(self): |
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| 34 | pass |
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| 35 | |
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| 36 | def test_add_points_2_cell(self): |
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| 37 | self.cell.insert(0) |
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| 38 | self.cell.insert(1) |
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| 39 | |
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| 40 | result = self.cell.retrieve() |
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| 41 | assert type(result) in [types.ListType,types.TupleType],\ |
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| 42 | 'should be a list' |
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| 43 | self.assertEqual(len(result),2) |
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| 44 | |
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| 45 | def test_add_points_2_cellII(self): |
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| 46 | self.cell.insert([0,1,2,3,4,5,6,7]) |
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| 47 | |
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| 48 | result = self.cell.retrieve() |
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| 49 | assert type(result) in [types.ListType,types.TupleType],\ |
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| 50 | 'should be a list' |
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| 51 | self.assertEqual(len(result),8) |
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| 52 | |
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| 53 | |
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| 54 | def test_search(self): |
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| 55 | self.cell.insert([0,1,2,3,4,5,6,7]) |
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| 56 | self.cell.split(4) |
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| 57 | |
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| 58 | result = self.cell.search(x = 1, y = 101) |
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| 59 | assert type(result) in [types.ListType,types.TupleType],\ |
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| 60 | 'should be a list' |
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| 61 | self.assertEqual(result, [0,1,2,3]) |
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| 62 | |
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| 63 | |
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| 64 | def test_clear_1(self): |
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| 65 | self.cell.insert([0,1,2,3,4,5,6,7]) |
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| 66 | assert self.cell.count() == 8 |
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| 67 | self.cell.clear() |
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| 68 | |
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| 69 | #This one actually revealed a bug :-) |
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| 70 | assert self.cell.count() == 0 |
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| 71 | |
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| 72 | def test_clear_2(self): |
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| 73 | self.cell.insert([0,1,2,3,4,5,6,7]) |
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| 74 | assert self.cell.count() == 8 |
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| 75 | self.cell.split(2) |
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| 76 | assert self.cell.count() == 8 |
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| 77 | |
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| 78 | self.cell.clear() |
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| 79 | assert self.cell.count() == 0 |
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| 80 | |
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| 81 | |
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| 82 | |
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| 83 | def test_split(self): |
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| 84 | self.cell.insert([0,1,2,3,4,5,6,7], split = False) |
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| 85 | |
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| 86 | #No children yet |
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| 87 | assert self.cell.children is None |
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| 88 | assert self.cell.count() == 8 |
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| 89 | |
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| 90 | #Split |
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| 91 | self.cell.split(4) |
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| 92 | #self.cell.show() |
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| 93 | #self.cell.show_all() |
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| 94 | |
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| 95 | |
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| 96 | #Now there are children |
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| 97 | assert self.cell.children is not None |
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| 98 | assert self.cell.count() == 8 |
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| 99 | |
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| 100 | |
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| 101 | |
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| 102 | def test_collapse(self): |
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| 103 | self.cell.insert([0,1,2,3,4,5,6,7], split = False) |
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| 104 | |
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| 105 | #Split maximally |
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| 106 | self.cell.split(1) |
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| 107 | |
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| 108 | #Now there are children |
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| 109 | assert self.cell.children is not None |
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| 110 | assert self.cell.count() == 8 |
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| 111 | |
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| 112 | #Collapse |
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| 113 | self.cell.collapse(8) |
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| 114 | |
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| 115 | #No children |
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| 116 | assert self.cell.children is None |
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| 117 | assert self.cell.count() == 8 |
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| 118 | |
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| 119 | def test_build_quadtree(self): |
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| 120 | |
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| 121 | Q = build_quadtree(self.mesh) |
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| 122 | assert Q.count() == 8 |
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| 123 | |
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| 124 | #Q.show() |
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| 125 | |
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| 126 | result = Q.search(3, 105) |
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| 127 | assert type(result) in [types.ListType,types.TupleType],\ |
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| 128 | 'should be a list' |
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| 129 | |
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| 130 | self.assertEqual(result, [0,1,2,3]) |
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| 131 | |
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| 132 | |
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| 133 | |
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| 134 | #------------------------------------------------------------- |
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| 135 | if __name__ == "__main__": |
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| 136 | |
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| 137 | mysuite = unittest.makeSuite(TestCase,'test') |
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| 138 | runner = unittest.TextTestRunner() |
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| 139 | runner.run(mysuite) |
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| 140 | |
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