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 | # Ignore these warnings, since we still want to test .xya code. |
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12 | import warnings |
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13 | warnings.filterwarnings(action = 'ignore', |
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14 | message='.xya format is deprecated. Please use .txt.', |
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15 | category=DeprecationWarning) |
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16 | |
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17 | warnings.filterwarnings(action = 'ignore', |
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18 | message='Text file format is moving to comma se', |
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19 | category=DeprecationWarning) |
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20 | |
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21 | |
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22 | class geo_referenceTestCase(unittest.TestCase): |
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23 | def setUp(self): |
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24 | pass |
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25 | |
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26 | def tearDown(self): |
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27 | pass |
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28 | |
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29 | |
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30 | |
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31 | def test_get_origin(self): |
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32 | g = Geo_reference(56,1.9,1.9) |
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33 | (z,x,y) = g.get_origin() |
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34 | |
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35 | self.failUnless(z == g.get_zone(), ' failed') |
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36 | self.failUnless(x == g.get_xllcorner(), ' failed') |
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37 | self.failUnless(y == g.get_yllcorner(), ' failed') |
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38 | |
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39 | def test_read_write_NetCDF(self): |
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40 | from Scientific.IO.NetCDF import NetCDFFile |
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41 | g = Geo_reference(56,1.9,1.9) |
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42 | file_name = tempfile.mktemp(".geo_referenceTest") |
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43 | |
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44 | out_file = NetCDFFile(file_name, 'w') |
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45 | g.write_NetCDF(out_file) |
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46 | out_file.close() |
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47 | |
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48 | in_file = NetCDFFile(file_name, 'r') |
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49 | new_g = Geo_reference(NetCDFObject=in_file) |
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50 | in_file.close() |
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51 | os.remove(file_name) |
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52 | |
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53 | self.failUnless(g == new_g, 'test_read_write_NetCDF failed') |
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54 | |
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55 | def test_read_NetCDFI(self): |
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56 | # test if read_NetCDF |
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57 | from Scientific.IO.NetCDF import NetCDFFile |
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58 | g = Geo_reference(56,1.9,1.9) |
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59 | file_name = tempfile.mktemp(".geo_referenceTest") |
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60 | |
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61 | outfile = NetCDFFile(file_name, 'w') |
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62 | outfile.xllcorner = g.get_xllcorner() |
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63 | outfile.yllcorner = g.get_yllcorner() |
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64 | outfile.zone = g.get_zone() |
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65 | outfile.close() |
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66 | |
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67 | in_file = NetCDFFile(file_name, 'r') |
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68 | new_g = Geo_reference(NetCDFObject=in_file) |
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69 | in_file.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, ' failed') |
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73 | |
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74 | def test_read_write_ASCII(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 | |
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82 | fd = open(file_name,'r') |
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83 | new_g = Geo_reference(ASCIIFile=fd) |
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84 | fd.close() |
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85 | os.remove(file_name) |
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86 | |
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87 | self.failUnless(g == new_g, 'test_read_write_ASCII failed') |
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88 | |
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89 | def test_read_write_ASCII2(self): |
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90 | from Scientific.IO.NetCDF import NetCDFFile |
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91 | g = Geo_reference(56,1.9,1.9) |
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92 | file_name = tempfile.mktemp(".geo_referenceTest") |
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93 | fd = open(file_name,'w') |
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94 | g.write_ASCII(fd) |
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95 | fd.close() |
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96 | fd = open(file_name,'r') |
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97 | line = fd.readline() |
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98 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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99 | fd.close() |
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100 | os.remove(file_name) |
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101 | |
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102 | self.failUnless(g == new_g, 'test_read_write_ASCII failed') |
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103 | |
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104 | def test_read_write_ASCII3(self): |
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105 | from Scientific.IO.NetCDF import NetCDFFile |
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106 | g = Geo_reference(56,1.9,1.9) |
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107 | file_name = tempfile.mktemp(".geo_referenceTest") |
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108 | fd = open(file_name,'w') |
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109 | g.write_ASCII(fd) |
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110 | fd.close() |
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111 | fd = open(file_name,'r') |
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112 | line = fd.readline() |
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113 | line = "fail !!" |
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114 | try: |
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115 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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116 | fd.close() |
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117 | os.remove(file_name) |
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118 | except TitleError: |
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119 | fd.close() |
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120 | os.remove(file_name) |
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121 | else: |
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122 | self.failUnless(0 ==1, |
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123 | 'bad text file did not raise error!') |
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124 | |
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125 | def test_change_points_geo_ref(self): |
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126 | x = 433.0 |
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127 | y = 3.0 |
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128 | g = Geo_reference(56,x,y) |
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129 | lofl = [[3.0,311.0], [677.0,6.0]] |
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130 | new_lofl = g.change_points_geo_ref(lofl) |
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131 | #print "lofl",lofl |
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132 | #print "new_lofl",new_lofl |
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133 | |
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134 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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135 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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136 | for point,new_point in map(None,lofl,new_lofl): |
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137 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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138 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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139 | |
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140 | |
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141 | def test_change_points_geo_ref2(self): |
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142 | x = 3.0 |
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143 | y = 543.0 |
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144 | g = Geo_reference(56,x,y) |
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145 | lofl = [[3.0,388.0]] |
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146 | new_lofl = g.change_points_geo_ref(lofl) |
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147 | #print "lofl",lofl |
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148 | #print "new_lofl",new_lofl |
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149 | |
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150 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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151 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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152 | for point,new_point in map(None,lofl,new_lofl): |
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153 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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154 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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155 | |
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156 | def test_change_points_geo_ref3(self): |
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157 | x = 3.0 |
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158 | y = 443.0 |
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159 | g = Geo_reference(56,x,y) |
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160 | lofl = [3.0,345.0] |
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161 | new_lofl = g.change_points_geo_ref(lofl) |
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162 | #print "lofl",lofl |
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163 | #print "new_lofl",new_lofl |
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164 | |
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165 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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166 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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167 | for point,new_point in map(None,[lofl],new_lofl): |
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168 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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169 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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170 | |
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171 | |
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172 | def test_change_points_geo_ref4(self): |
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173 | x = 3.0 |
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174 | y = 443.0 |
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175 | g = Geo_reference(56,x,y) |
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176 | lofl = array([[3.0,323.0], [6.0,645.0]]) |
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177 | new_lofl = g.change_points_geo_ref(lofl) |
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178 | #print "4 lofl",lofl |
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179 | #print "4 new_lofl",new_lofl |
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180 | |
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181 | self.failUnless(type(new_lofl) == ArrayType, ' failed') |
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182 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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183 | lofl[:,0] -= x |
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184 | lofl[:,1] -= y |
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185 | assert allclose(lofl,new_lofl) |
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186 | |
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187 | def test_change_points_geo_ref5(self): |
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188 | x = 103.0 |
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189 | y = 3.0 |
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190 | g = Geo_reference(56,x,y) |
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191 | lofl = array([[3.0,323.0]]) |
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192 | |
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193 | |
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194 | #print "5 lofl before",lofl |
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195 | new_lofl = g.change_points_geo_ref(lofl.copy()) |
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196 | #print "5 lofl",lofl |
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197 | #print "5 new_lofl",new_lofl |
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198 | |
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199 | self.failUnless(type(new_lofl) == ArrayType, ' failed') |
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200 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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201 | |
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202 | |
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203 | for point,new_point in map(None,lofl,new_lofl): |
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204 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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205 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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206 | |
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207 | def test_change_points_geo_ref6(self): |
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208 | x = 53.0 |
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209 | y = 3.0 |
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210 | g = Geo_reference(56,x,y) |
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211 | lofl = array([355.0,3.0]) |
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212 | new_lofl = g.change_points_geo_ref(lofl.copy()) |
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213 | #print "lofl",lofl |
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214 | #print "new_lofl",new_lofl |
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215 | |
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216 | self.failUnless(type(new_lofl) == ArrayType, ' failed') |
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217 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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218 | for point,new_point in map(None,[lofl],new_lofl): |
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219 | self.failUnless(point[0]-x==new_point[0], ' failed') |
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220 | self.failUnless(point[1]-y==new_point[1], ' failed') |
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221 | |
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222 | def test_change_points_geo_ref7(self): |
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223 | x = 23.0 |
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224 | y = 3.0 |
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225 | point_x = 9.0 |
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226 | point_y = -60.0 |
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227 | g = Geo_reference(56,x,y) |
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228 | points_geo_ref = Geo_reference(56,point_x,point_y) |
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229 | lofl = [[3.0,30.0], [67.0,6.0]] |
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230 | new_lofl = g.change_points_geo_ref(lofl,points_geo_ref=points_geo_ref) |
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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]+point_x-x==new_point[0], ' failed') |
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238 | self.failUnless(point[1]+point_y-y==new_point[1], ' failed') |
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239 | |
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240 | |
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241 | def test_get_absolute(self): |
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242 | x = 7.0 |
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243 | y = 3.0 |
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244 | |
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245 | g = Geo_reference(56,x,y) |
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246 | lofl = [[3.0,34.0], [64.0,6.0]] |
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247 | new_lofl = g.get_absolute(lofl) |
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248 | #print "lofl",lofl |
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249 | #print "new_lofl",new_lofl |
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250 | |
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251 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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252 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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253 | for point,new_point in map(None,lofl,new_lofl): |
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254 | self.failUnless(point[0]+x==new_point[0], ' failed') |
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255 | self.failUnless(point[1]+y==new_point[1], ' failed') |
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256 | |
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257 | |
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258 | g = Geo_reference() |
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259 | lofl = [[3.0,34.0], [64.0,6.0]] |
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260 | new_lofl = g.get_absolute(lofl) |
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261 | #print "lofl",lofl |
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262 | #print "new_lofl",new_lofl |
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263 | |
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264 | self.failUnless(type(new_lofl) == types.ListType, ' failed') |
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265 | self.failUnless(type(new_lofl) == type(lofl), ' failed') |
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266 | for point,new_point in map(None,lofl,new_lofl): |
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267 | self.failUnless(point[0]==new_point[0], ' failed') |
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268 | self.failUnless(point[1]==new_point[1], ' failed') |
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269 | |
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270 | def test_is_absolute(self): |
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271 | |
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272 | g = Geo_reference(34,0,0) |
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273 | points = [[3.0,34.0], [64.0,6.0]] |
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274 | |
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275 | assert g.is_absolute() |
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276 | |
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277 | g = Geo_reference(34,7,-6) |
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278 | assert not g.is_absolute() |
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279 | |
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280 | |
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281 | def test___cmp__(self): |
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282 | g = Geo_reference(56,1.9,1.9,) |
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283 | new_g = Geo_reference(56,1.9,1.9) |
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284 | |
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285 | self.failUnless(g == new_g, 'test___cmp__ failed') |
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286 | |
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287 | |
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288 | def test_reconcile(self): |
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289 | g1 = Geo_reference(56,2,5) |
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290 | g2 = Geo_reference(50,4,5) |
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291 | g3 = Geo_reference(50,66,6) |
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292 | g_default = Geo_reference() |
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293 | |
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294 | |
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295 | g2.reconcile_zones(g3) |
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296 | assert g2.get_zone() == g3.get_zone() |
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297 | |
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298 | g_default.reconcile_zones(g3) |
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299 | assert g_default.get_zone() == g3.get_zone() |
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300 | |
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301 | g_default = Geo_reference() |
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302 | g3.reconcile_zones(g_default) |
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303 | assert g_default.get_zone() == g3.get_zone() |
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304 | |
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305 | try: |
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306 | g1.reconcile_zones(g2) |
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307 | except: |
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308 | pass |
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309 | else: |
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310 | msg = 'Should have raised an exception' |
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311 | raise msg |
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312 | |
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313 | def test_bad_ASCII_title(self): |
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314 | # create an .xya file |
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315 | point_file = tempfile.mktemp(".xya") |
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316 | fd = open(point_file,'w') |
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317 | fd.write("# hey! \n") |
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318 | fd.close() |
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319 | |
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320 | fd = open(point_file,'r') |
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321 | # |
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322 | #new_g = Geo_reference(ASCIIFile=fd) |
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323 | try: |
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324 | new_g = Geo_reference(ASCIIFile=fd) |
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325 | fd.close() |
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326 | os.remove(point_file) |
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327 | except TitleError: |
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328 | fd.close() |
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329 | os.remove(point_file) |
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330 | else: |
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331 | self.failUnless(0 ==1, |
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332 | 'bad text file did not raise error!') |
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333 | os.remove(point_file) |
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334 | |
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335 | def test_read_write_ASCII_test_and_fail(self): |
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336 | from Scientific.IO.NetCDF import NetCDFFile |
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337 | |
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338 | # This is to test a fail |
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339 | g = Geo_reference(56,1.9,1.9) |
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340 | file_name = tempfile.mktemp(".geo_referenceTest") |
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341 | fd = open(file_name,'w') |
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342 | g.write_ASCII(fd) |
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343 | fd.close() |
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344 | fd = open(file_name,'r') |
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345 | line = fd.readline() |
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346 | line = " #Geo" |
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347 | try: |
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348 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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349 | fd.close() |
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350 | os.remove(file_name) |
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351 | except TitleError: |
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352 | fd.close() |
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353 | os.remove(file_name) |
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354 | else: |
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355 | self.failUnless(0 ==1, |
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356 | 'bad text file did not raise error!') |
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357 | |
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358 | # this tests a pass |
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359 | g = Geo_reference(56,1.9,1.9) |
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360 | file_name = tempfile.mktemp(".geo_referenceTest") |
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361 | fd = open(file_name,'w') |
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362 | g.write_ASCII(fd) |
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363 | fd.close() |
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364 | |
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365 | fd = open(file_name,'r') |
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366 | line = fd.readline() |
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367 | line = "#geo_yeah" |
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368 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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369 | fd.close() |
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370 | os.remove(file_name) |
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371 | |
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372 | self.failUnless(g == new_g, 'test_read_write_ASCII failed') |
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373 | |
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374 | # this tests a pass |
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375 | g = Geo_reference(56,1.9,1.9) |
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376 | file_name = tempfile.mktemp(".geo_referenceTest") |
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377 | fd = open(file_name,'w') |
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378 | g.write_ASCII(fd) |
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379 | fd.close() |
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380 | |
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381 | fd = open(file_name,'r') |
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382 | line = fd.readline() |
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383 | line = "#geo crap" |
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384 | new_g = Geo_reference(ASCIIFile=fd, read_title=line) |
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385 | fd.close() |
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386 | os.remove(file_name) |
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387 | |
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388 | self.failUnless(g == new_g, 'test_read_write_ASCII failed') |
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389 | |
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390 | def xxtest_good_title(self): |
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391 | # create an .xya file |
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392 | point_file = tempfile.mktemp(".xya") |
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393 | fd = open(point_file,'w') |
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394 | fd.write("#Geo crap \n 56\n ") |
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395 | fd.close() |
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396 | |
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397 | fd = open(point_file,'r') |
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398 | # |
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399 | #new_g = Geo_reference(ASCIIFile=fd) |
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400 | try: |
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401 | new_g = Geo_reference(ASCIIFile=fd) |
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402 | fd.close() |
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403 | os.remove(point_file) |
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404 | except TitleError: |
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405 | fd.close() |
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406 | os.remove(point_file) |
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407 | else: |
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408 | self.failUnless(0 ==1, |
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409 | 'bad text file did not raise error!') |
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410 | os.remove(point_file) |
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411 | |
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412 | def test_error_message_ShapeError(self): |
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413 | |
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414 | new_g = Geo_reference() |
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415 | try: |
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416 | new_g.get_absolute((8.9, 7.8, 9.0)) |
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417 | except ShapeError: |
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418 | pass |
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419 | else: |
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420 | self.failUnless(0 ==1, |
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421 | 'bad shape did not raise error!') |
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422 | os.remove(point_file) |
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423 | |
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424 | new_g = Geo_reference() |
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425 | try: |
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426 | new_g.get_absolute(((8.9, 7.8, 9.0))) |
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427 | except ShapeError: |
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428 | pass |
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429 | else: |
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430 | self.failUnless(0 ==1, |
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431 | 'bad shape did not raise error!') |
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432 | os.remove(point_file) |
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433 | |
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434 | #------------------------------------------------------------- |
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435 | if __name__ == "__main__": |
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436 | |
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437 | suite = unittest.makeSuite(geo_referenceTestCase,'test') |
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438 | runner = unittest.TextTestRunner() #verbosity=2) |
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439 | runner.run(suite) |
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440 | |
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