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""" |
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2
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Test suite for df3 tools module. |
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3
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4
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""" |
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5
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6
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import unittest |
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7
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import glob |
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8
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import os |
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9
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import sys |
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10
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11
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from df3tools import df3split, df3combine |
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12
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13
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14
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class TestDf3Tools(unittest.TestCase): |
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15
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""" |
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16
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Tests for df3split and df3combine tools. |
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18
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""" |
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19
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20
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def tearDown(self): |
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21
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""" |
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22
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Clean up .tga and .df3 files after test. |
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23
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24
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""" |
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for filename in glob.glob("*.tga"): |
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26
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os.remove(filename) |
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27
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for filename in glob.glob("*.df3"): |
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os.remove(filename) |
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29
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30
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def test_full_cycle(self): |
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31
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""" |
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32
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Test that DF3 split and combine produce same file. |
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34
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""" |
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35
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args = sys.argv |
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36
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sys.argv = ['df3split.py', 'data/clouds.df3'] |
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37
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df3split.main() |
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38
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self.assertEqual(len(glob.glob("*.tga")), 133) |
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39
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sys.argv = ['df3split.py', 'clouds.df3'] |
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40
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df3combine.main() |
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with open('data/clouds.df3', "rb") as df3_file: |
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orig_content = df3_file.read() |
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with open('clouds.df3', "rb") as df3_file: |
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combined_content = df3_file.read() |
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self.assertEqual(orig_content, combined_content, |
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46
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"Original file differs from combined file.") |
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47
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sys.argv = args |
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48
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49
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def test_main(self): |
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50
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""" |
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51
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Test main() functions are callable and raise SystemExit. |
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52
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53
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""" |
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54
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with self.assertRaises(SystemExit): |
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df3split.main() |
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with self.assertRaises(SystemExit): |
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57
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df3combine.main() |
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58
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59
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def test_abscent_file(self): |
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60
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""" |
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61
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Test behavior when DF3 file not found |
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62
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63
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""" |
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64
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args = sys.argv |
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65
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with self.assertRaises(df3combine.Df3Exception): |
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66
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sys.argv = ['df3split.py', 'data/nofile.df3'] |
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67
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df3split.main() |
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68
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sys.argv = args |
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69
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70
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def test_no_layers(self): |
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71
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""" |
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72
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Test behavior when images not found |
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73
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74
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""" |
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75
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args = sys.argv |
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76
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sys.argv = ['df3combine.py', '-p', 'nolayer', 'data/nofile.df3'] |
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77
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with self.assertRaises(df3combine.Df3Exception): |
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df3combine.main() |
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sys.argv = args |
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80
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a5kin /
df3tools
