| 1 | #!/usr/bin/env python |
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| 2 | # |
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| 3 | |
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| 4 | import unittest |
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| 5 | import tempfile |
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| 6 | import os |
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| 7 | |
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| 8 | from geo_reference import * |
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| 9 | from Numeric import allclose,array |
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| 10 | |
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| 11 | class geo_referenceTestCase(unittest.TestCase): |
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| 12 | def setUp(self): |
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| 13 | pass |
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| 14 | |
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| 15 | def tearDown(self): |
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| 16 | pass |
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| 17 | |
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| 18 | |
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| 19 | |
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| 20 | def test_get_origin(self): |
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| 21 | g = Geo_reference(56,1.9,1.9) |
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| 22 | (z,x,y) = g.get_origin() |
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| 23 | |
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| 24 | self.failUnless(z == g.get_zone(), ' failed') |
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| 25 | self.failUnless(x == g.get_xllcorner(), ' failed') |
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| 26 | self.failUnless(y == g.get_yllcorner(), ' failed') |
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| 27 | |
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| 28 | def test_read_write_NetCDF(self): |
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| 29 | from Scientific.IO.NetCDF import NetCDFFile |
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| 30 | g = Geo_reference(56,1.9,1.9) |
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| 31 | file_name = tempfile.mktemp(".geo_referenceTest") |
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| 32 | |
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| 33 | out_file = NetCDFFile(file_name, 'w') |
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| 34 | g.write_NetCDF(out_file) |
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| 35 | out_file.close() |
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| 36 | |
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| 37 | in_file = NetCDFFile(file_name, 'r') |
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| 38 | new_g = Geo_reference(NetCDFObject=in_file) |
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| 39 | in_file.close() |
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| 40 | os.remove(file_name) |
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| 41 | |
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| 42 | self.failUnless(g == new_g, 'test_read_write_NetCDF failed') |
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| 43 | |
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| 44 | def test_read_write_ASCII(self): |
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| 45 | from Scientific.IO.NetCDF import NetCDFFile |
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| 46 | g = Geo_reference(56,1.9,1.9) |
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| 47 | file_name = tempfile.mktemp(".geo_referenceTest") |
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| 48 | fd = open(file_name,'w') |
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| 49 | g.write_ASCII(fd) |
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| 50 | fd.close() |
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| 51 | |
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| 52 | fd = open(file_name,'r') |
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| 53 | new_g = Geo_reference(ASCIIFile=fd) |
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| 54 | fd.close() |
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| 55 | os.remove(file_name) |
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| 56 | |
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| 57 | self.failUnless(g == new_g, 'test_read_write_ASCII failed') |
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| 58 | |
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| 59 | def test_read_write_ASCII2(self): |
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| 60 | from Scientific.IO.NetCDF import NetCDFFile |
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| 61 | g = Geo_reference(56,1.9,1.9) |
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| 62 | file_name = tempfile.mktemp(".geo_referenceTest") |
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| 63 | fd = open(file_name,'w') |
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| 64 | g.write_ASCII(fd) |
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| 65 | fd.close() |
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| 66 | fd = open(file_name,'r') |
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| 67 | line = fd.readline() |
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| 68 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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| 69 | fd.close() |
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| 70 | os.remove(file_name) |
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| 71 | |
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| 72 | self.failUnless(g == new_g, 'test_read_write_ASCII failed') |
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| 73 | |
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| 74 | def test_read_write_ASCII3(self): |
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| 75 | from Scientific.IO.NetCDF import NetCDFFile |
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| 76 | g = Geo_reference(56,1.9,1.9) |
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| 77 | file_name = tempfile.mktemp(".geo_referenceTest") |
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| 78 | fd = open(file_name,'w') |
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| 79 | g.write_ASCII(fd) |
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| 80 | fd.close() |
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| 81 | fd = open(file_name,'r') |
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| 82 | line = fd.readline() |
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| 83 | line = "fail !!" |
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| 84 | try: |
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| 85 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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| 86 | fd.close() |
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| 87 | os.remove(file_name) |
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| 88 | except TitleError: |
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| 89 | fd.close() |
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| 90 | os.remove(file_name) |
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| 91 | else: |
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| 92 | self.failUnless(0 ==1, |
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| 93 | 'bad text file did not raise error!') |
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| 94 | |
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| 95 | def test_change_points_geo_ref(self): |
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| 96 | x = 433.0 |
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| 97 | y = 3.0 |
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| 98 | g = Geo_reference(56,x,y) |
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| 99 | lofl = [[3.0,311.0], [677.0,6.0]] |
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| 100 | new_lofl = g.change_points_geo_ref(lofl) |
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| 101 | #print "lofl",lofl |
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| 102 | #print "new_lofl",new_lofl |
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| 103 | |
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| 104 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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| 105 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 106 | for point,new_point in map(None,lofl,new_lofl): |
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| 107 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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| 108 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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| 109 | |
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| 110 | |
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| 111 | def test_change_points_geo_ref2(self): |
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| 112 | x = 3.0 |
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| 113 | y = 543.0 |
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| 114 | g = Geo_reference(56,x,y) |
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| 115 | lofl = [[3.0,388.0]] |
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| 116 | new_lofl = g.change_points_geo_ref(lofl) |
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| 117 | #print "lofl",lofl |
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| 118 | #print "new_lofl",new_lofl |
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| 119 | |
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| 120 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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| 121 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 122 | for point,new_point in map(None,lofl,new_lofl): |
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| 123 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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| 124 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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| 125 | |
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| 126 | def test_change_points_geo_ref3(self): |
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| 127 | x = 3.0 |
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| 128 | y = 443.0 |
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| 129 | g = Geo_reference(56,x,y) |
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| 130 | lofl = [3.0,345.0] |
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| 131 | new_lofl = g.change_points_geo_ref(lofl) |
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| 132 | #print "lofl",lofl |
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| 133 | #print "new_lofl",new_lofl |
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| 134 | |
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| 135 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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| 136 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 137 | for point,new_point in map(None,[lofl],new_lofl): |
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| 138 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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| 139 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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| 140 | |
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| 141 | |
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| 142 | def test_change_points_geo_ref4(self): |
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| 143 | x = 3.0 |
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| 144 | y = 443.0 |
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| 145 | g = Geo_reference(56,x,y) |
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| 146 | lofl = array([[3.0,323.0], [6.0,645.0]]) |
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| 147 | new_lofl = g.change_points_geo_ref(lofl) |
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| 148 | #print "4 lofl",lofl |
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| 149 | #print "4 new_lofl",new_lofl |
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| 150 | |
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| 151 | self.failUnless(type(new_lofl) == ArrayType, ' failed') |
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| 152 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 153 | lofl[:,0] -= x |
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| 154 | lofl[:,1] -= y |
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| 155 | assert allclose(lofl,new_lofl) |
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| 156 | |
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| 157 | def test_change_points_geo_ref5(self): |
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| 158 | x = 103.0 |
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| 159 | y = 3.0 |
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| 160 | g = Geo_reference(56,x,y) |
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| 161 | lofl = array([[3.0,323.0]]) |
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| 162 | |
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| 163 | |
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| 164 | #print "5 lofl before",lofl |
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| 165 | new_lofl = g.change_points_geo_ref(lofl.copy()) |
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| 166 | #print "5 lofl",lofl |
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| 167 | #print "5 new_lofl",new_lofl |
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| 168 | |
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| 169 | self.failUnless(type(new_lofl) == ArrayType, ' failed') |
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| 170 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 171 | |
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| 172 | |
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| 173 | for point,new_point in map(None,lofl,new_lofl): |
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| 174 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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| 175 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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| 176 | |
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| 177 | def test_change_points_geo_ref6(self): |
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| 178 | x = 53.0 |
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| 179 | y = 3.0 |
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| 180 | g = Geo_reference(56,x,y) |
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| 181 | lofl = array([355.0,3.0]) |
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| 182 | new_lofl = g.change_points_geo_ref(lofl.copy()) |
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| 183 | #print "lofl",lofl |
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| 184 | #print "new_lofl",new_lofl |
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| 185 | |
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| 186 | self.failUnless(type(new_lofl) == ArrayType, ' failed') |
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| 187 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 188 | for point,new_point in map(None,[lofl],new_lofl): |
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| 189 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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| 190 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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| 191 | |
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| 192 | def test_change_points_geo_ref7(self): |
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| 193 | x = 23.0 |
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| 194 | y = 3.0 |
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| 195 | point_x = 9.0 |
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| 196 | point_y = -60.0 |
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| 197 | g = Geo_reference(56,x,y) |
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| 198 | points_geo_ref = Geo_reference(56,point_x,point_y) |
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| 199 | lofl = [[3.0,30.0], [67.0,6.0]] |
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| 200 | new_lofl = g.change_points_geo_ref(lofl,points_geo_ref=points_geo_ref) |
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| 201 | #print "lofl",lofl |
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| 202 | #print "new_lofl",new_lofl |
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| 203 | |
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| 204 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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| 205 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 206 | for point,new_point in map(None,lofl,new_lofl): |
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| 207 | self.failUnless(point[0]+point_x-x==new_point[0], ' failed') |
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| 208 | self.failUnless(point[1]+point_y-y==new_point[1], ' failed') |
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| 209 | |
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| 210 | |
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| 211 | def test_get_absolute(self): |
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| 212 | x = 7.0 |
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| 213 | y = 3.0 |
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| 214 | |
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| 215 | g = Geo_reference(56,x,y) |
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| 216 | lofl = [[3.0,34.0], [64.0,6.0]] |
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| 217 | new_lofl = g.get_absolute(lofl) |
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| 218 | #print "lofl",lofl |
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| 219 | #print "new_lofl",new_lofl |
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| 220 | |
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| 221 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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| 222 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 223 | for point,new_point in map(None,lofl,new_lofl): |
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| 224 | self.failUnless(point[0]+x==new_point[0], ' failed') |
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| 225 | self.failUnless(point[1]+y==new_point[1], ' failed') |
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| 226 | |
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| 227 | |
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| 228 | g = Geo_reference() |
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| 229 | lofl = [[3.0,34.0], [64.0,6.0]] |
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| 230 | new_lofl = g.get_absolute(lofl) |
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| 231 | #print "lofl",lofl |
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| 232 | #print "new_lofl",new_lofl |
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| 233 | |
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| 234 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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| 235 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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| 236 | for point,new_point in map(None,lofl,new_lofl): |
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| 237 | self.failUnless(point[0]==new_point[0], ' failed') |
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| 238 | self.failUnless(point[1]==new_point[1], ' failed') |
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| 239 | |
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| 240 | def test_is_absolute(self): |
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| 241 | |
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| 242 | g = Geo_reference(34,0,0) |
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| 243 | points = [[3.0,34.0], [64.0,6.0]] |
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| 244 | |
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| 245 | assert g.is_absolute() |
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| 246 | |
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| 247 | g = Geo_reference(34,7,-6) |
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| 248 | assert not g.is_absolute() |
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| 249 | |
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| 250 | |
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| 251 | def test___cmp__(self): |
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| 252 | g = Geo_reference(56,1.9,1.9,) |
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| 253 | new_g = Geo_reference(56,1.9,1.9) |
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| 254 | |
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| 255 | self.failUnless(g == new_g, 'test___cmp__ failed') |
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| 256 | |
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| 257 | |
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| 258 | def test_reconcile(self): |
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| 259 | g1 = Geo_reference(56,2,5) |
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| 260 | g2 = Geo_reference(50,4,5) |
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| 261 | g3 = Geo_reference(50,66,6) |
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| 262 | g_default = Geo_reference() |
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| 263 | |
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| 264 | |
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| 265 | g2.reconcile_zones(g3) |
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| 266 | assert g2.get_zone() == g3.get_zone() |
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| 267 | |
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| 268 | g_default.reconcile_zones(g3) |
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| 269 | assert g_default.get_zone() == g3.get_zone() |
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| 270 | |
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| 271 | g_default = Geo_reference() |
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| 272 | g3.reconcile_zones(g_default) |
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| 273 | assert g_default.get_zone() == g3.get_zone() |
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| 274 | |
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| 275 | try: |
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| 276 | g1.reconcile_zones(g2) |
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| 277 | except: |
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| 278 | pass |
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| 279 | else: |
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| 280 | msg = 'Should have raised an exception' |
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| 281 | raise msg |
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| 282 | |
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| 283 | def test_bad_ASCII_title(self): |
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| 284 | # create an .xya file |
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| 285 | point_file = tempfile.mktemp(".xya") |
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| 286 | fd = open(point_file,'w') |
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| 287 | fd.write("# hey! \n") |
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| 288 | fd.close() |
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| 289 | |
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| 290 | fd = open(point_file,'r') |
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| 291 | # |
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| 292 | #new_g = Geo_reference(ASCIIFile=fd) |
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| 293 | try: |
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| 294 | new_g = Geo_reference(ASCIIFile=fd) |
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| 295 | fd.close() |
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| 296 | os.remove(point_file) |
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| 297 | except TitleError: |
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| 298 | fd.close() |
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| 299 | os.remove(point_file) |
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| 300 | else: |
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| 301 | self.failUnless(0 ==1, |
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| 302 | 'bad text file did not raise error!') |
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| 303 | os.remove(point_file) |
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| 304 | |
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| 305 | def test_read_write_ASCII_test_and_fail(self): |
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| 306 | from Scientific.IO.NetCDF import NetCDFFile |
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| 307 | |
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| 308 | # This is to test a fail |
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| 309 | g = Geo_reference(56,1.9,1.9) |
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| 310 | file_name = tempfile.mktemp(".geo_referenceTest") |
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| 311 | fd = open(file_name,'w') |
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| 312 | g.write_ASCII(fd) |
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| 313 | fd.close() |
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| 314 | fd = open(file_name,'r') |
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| 315 | line = fd.readline() |
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| 316 | line = " #Geo" |
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| 317 | try: |
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| 318 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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| 319 | fd.close() |
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| 320 | os.remove(file_name) |
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| 321 | except TitleError: |
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| 322 | fd.close() |
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| 323 | os.remove(file_name) |
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| 324 | else: |
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| 325 | self.failUnless(0 ==1, |
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| 326 | 'bad text file did not raise error!') |
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| 327 | |
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| 328 | # this tests a pass |
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| 329 | g = Geo_reference(56,1.9,1.9) |
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| 330 | file_name = tempfile.mktemp(".geo_referenceTest") |
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| 331 | fd = open(file_name,'w') |
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| 332 | g.write_ASCII(fd) |
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| 333 | fd.close() |
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| 334 | |
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| 335 | fd = open(file_name,'r') |
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| 336 | line = fd.readline() |
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| 337 | line = "#geo_yeah" |
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| 338 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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| 339 | fd.close() |
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| 340 | os.remove(file_name) |
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| 341 | |
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| 342 | self.failUnless(g == new_g, 'test_read_write_ASCII failed') |
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| 343 | |
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| 344 | # this tests a pass |
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| 345 | g = Geo_reference(56,1.9,1.9) |
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| 346 | file_name = tempfile.mktemp(".geo_referenceTest") |
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| 347 | fd = open(file_name,'w') |
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| 348 | g.write_ASCII(fd) |
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| 349 | fd.close() |
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| 350 | |
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| 351 | fd = open(file_name,'r') |
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| 352 | line = fd.readline() |
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| 353 | line = "#geo crap" |
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| 354 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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| 355 | fd.close() |
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| 356 | os.remove(file_name) |
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| 357 | |
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| 358 | self.failUnless(g == new_g, 'test_read_write_ASCII failed') |
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| 359 | |
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| 360 | def xxtest_good_title(self): |
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| 361 | # create an .xya file |
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| 362 | point_file = tempfile.mktemp(".xya") |
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| 363 | fd = open(point_file,'w') |
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| 364 | fd.write("#Geo crap \n 56\n ") |
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| 365 | fd.close() |
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| 366 | |
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| 367 | fd = open(point_file,'r') |
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| 368 | # |
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| 369 | #new_g = Geo_reference(ASCIIFile=fd) |
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| 370 | try: |
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| 371 | new_g = Geo_reference(ASCIIFile=fd) |
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| 372 | fd.close() |
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| 373 | os.remove(point_file) |
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| 374 | except TitleError: |
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| 375 | fd.close() |
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| 376 | os.remove(point_file) |
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| 377 | else: |
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| 378 | self.failUnless(0 ==1, |
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| 379 | 'bad text file did not raise error!') |
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| 380 | os.remove(point_file) |
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| 381 | |
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| 382 | def test_error_message_ShapeError(self): |
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| 383 | |
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| 384 | new_g = Geo_reference() |
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| 385 | try: |
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| 386 | new_g.get_absolute((8.9, 7.8, 9.0)) |
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| 387 | except ShapeError: |
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| 388 | pass |
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| 389 | else: |
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| 390 | self.failUnless(0 ==1, |
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| 391 | 'bad shape did not raise error!') |
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| 392 | os.remove(point_file) |
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| 393 | |
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| 394 | new_g = Geo_reference() |
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| 395 | try: |
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| 396 | new_g.get_absolute(((8.9, 7.8, 9.0))) |
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| 397 | except ShapeError: |
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| 398 | pass |
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| 399 | else: |
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| 400 | self.failUnless(0 ==1, |
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| 401 | 'bad shape did not raise error!') |
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| 402 | os.remove(point_file) |
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| 403 | |
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| 404 | #------------------------------------------------------------- |
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| 405 | if __name__ == "__main__": |
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| 406 | |
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| 407 | suite = unittest.makeSuite(geo_referenceTestCase,'test') |
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| 408 | runner = unittest.TextTestRunner() #verbosity=2) |
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| 409 | runner.run(suite) |
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| 410 | |
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