Mercurial > treepkg
annotate test/filesupport.py @ 455:6d65aa725f99
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| author | Andre Heinecke <aheinecke@intevation.de> |
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| date | Mon, 23 Aug 2010 12:53:49 +0000 |
| parents | e3ab8aca2b08 |
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| rev | line source |
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1 # Copyright (C) 2007, 2008 by Intevation GmbH |
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2 # Authors: |
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3 # Bernhard Herzog <bh@intevation.de> |
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4 # |
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5 # This program is free software under the GPL (>=v2) |
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6 # Read the file COPYING coming with the software for details. |
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7 |
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8 """Support code for the test cases""" |
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9 |
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10 import os |
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11 import shutil |
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12 from treepkg.util import writefile |
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13 |
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14 |
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15 def create_temp_dir(): |
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16 """Create a temporary directory for the test-suite and return its name. |
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17 |
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18 The temporary directory is always called temp and is created in the |
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19 directory where the support module is located. |
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20 |
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21 If the temp directory already exists, just return the name. |
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22 """ |
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23 name = os.path.abspath(os.path.join(os.path.dirname(__file__), "temp")) |
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24 |
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25 # if the directory already exists, we're done |
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26 if os.path.isdir(name): |
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27 return name |
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28 |
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29 # create the directory |
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30 os.mkdir(name) |
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31 return name |
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32 |
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33 |
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34 class FileTestMixin: |
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35 |
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36 """Mixin class for tests that use temporary files. |
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37 |
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38 Instances of this class create a test-specific sub-directory under |
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39 the main test temp directory. The name of the sub-directory is the |
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40 return value of the test's id() method. |
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41 """ |
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42 |
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43 _test_specific_directory_created = False |
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44 |
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45 def create_test_specific_temp_dir(self): |
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46 """Creates the test specific directory and returns its absolute name. |
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47 When this method is called for the first time and the directory |
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48 exists, if is removed, so that a specific test instance always |
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49 starts with an empty directory. |
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50 """ |
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51 dirname = os.path.join(create_temp_dir(), self.id()) |
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52 if not self._test_specific_directory_created: |
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53 if os.path.exists(dirname): |
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54 shutil.rmtree(dirname) |
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55 os.mkdir(dirname) |
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56 self._test_specific_directory_created = True |
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57 return dirname |
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58 |
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59 def temp_file_name(self, basename): |
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60 """Returns the full name of the file named basename in the temp. dir. |
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61 """ |
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62 return os.path.join(self.create_test_specific_temp_dir(), basename) |
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63 |
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64 def create_temp_file(self, basename, contents, permissions=None): |
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65 """Creates a file in the temp directory with the given contents. |
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66 The optional parameter permissions should either be None (the |
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67 default) or an int specifying the file permissions (same format |
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68 as the second parameter of os.chmod). The method returns the |
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69 absolute name of the created file. |
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70 """ |
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71 filename = self.temp_file_name(basename) |
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72 file = open(filename, "w") |
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73 file.write(contents) |
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74 file.close() |
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75 if permissions is not None: |
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76 os.chmod(filename, permissions) |
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77 return filename |
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78 |
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79 def create_temp_dir(self, basename): |
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80 """Creates the directory basename in the temporary directory. |
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81 The method returns the absolute name of the created directory. |
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82 """ |
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83 dirname = self.temp_file_name(basename) |
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84 os.mkdir(dirname) |
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85 return dirname |
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86 |
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87 def create_files(self, directory, filedesc): |
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88 """Creates a hierarchy of directories and files in directory. |
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89 The filedesc parameter should be a sequence of (name, contents) |
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90 pairs or (name, permissions, contents) triples. Each item of |
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91 the sequence describes one entry of the directory. If contents |
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92 is an instance of list, the entry is a subdirectory and the |
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93 contents is a list in the same format as filedesc and passed |
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94 recursively to the create_files method. If contents is a |
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95 string, the new directory entry is a normal file and contents is |
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96 the contents of the file. The permissions if present, should be |
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97 an int specifying the files permissions (setting permissions |
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98 doesn't work yet for directories). |
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99 |
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100 The method returns the absolute name of the toplevel directory |
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101 created by the method. |
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102 """ |
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103 directory = self.temp_file_name(directory) |
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104 os.makedirs(directory) |
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105 for item in filedesc: |
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106 if len(item) == 3: |
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107 name, permissions, contents = item |
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108 else: |
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109 name, contents = item |
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110 permissions = None # use default permissions |
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111 if isinstance(contents, list): |
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112 # a list as contents indicates a directory |
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113 self.create_files(os.path.join(directory, name), contents) |
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Make BinaryPackager remove all files that do not belong to the binary
Bernhard Herzog <bh@intevation.de>
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114 else: |
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007d7f2aa184
Extend/Modify FileTestMixin.create_files:
Bernhard Herzog <bh@intevation.de>
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115 writefile(os.path.join(directory, name), contents, permissions) |
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Rework test/filesupport.py so that test cases always use their own
Bernhard Herzog <bh@intevation.de>
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116 return directory |
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7f6fb8103db0
Move the sed-like replacement code from enterprise/kdepim.py to treepkg/util.py
Bernhard Herzog <bh@intevation.de>
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117 |
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e3ab8aca2b08
Make filesupport.py more PEP8 conformant. Rename method
Bernhard Herzog <bh@intevation.de>
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118 def check_file_contents(self, filename, contents): |
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7f6fb8103db0
Move the sed-like replacement code from enterprise/kdepim.py to treepkg/util.py
Bernhard Herzog <bh@intevation.de>
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119 """check the contents of a file""" |
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7f6fb8103db0
Move the sed-like replacement code from enterprise/kdepim.py to treepkg/util.py
Bernhard Herzog <bh@intevation.de>
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120 self.assertEquals(open(filename).read(), contents) |