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annotate rhodecode/tests/vcs/utils.py @ 3139:99d32d5d70db beta

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email: fail nicely when no SMTP server has been configured
author Mads Kiilerich <madski@unity3d.com>
date Wed, 02 Jan 2013 13:56:34 +0100
parents 402a96fcfa22
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 """
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2 Utilities for tests only. These are not or should not be used normally -
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3 functions here are crafted as we don't want to use ``vcs`` to verify tests.
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4 """
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5 import os
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6 import re
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7 import sys
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8
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9 from subprocess import Popen
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10
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11
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12 class VCSTestError(Exception):
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13 pass
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14
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15
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16 def run_command(cmd, args):
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17 """
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18 Runs command on the system with given ``args``.
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19 """
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20 command = ' '.join((cmd, args))
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21 p = Popen(command, shell=True)
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22 status = os.waitpid(p.pid, 0)[1]
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23 return status
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24
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25
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26 def eprint(msg):
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27 """
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28 Prints given ``msg`` into sys.stderr as nose test runner hides all output
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29 from sys.stdout by default and if we want to pipe stream somewhere we don't
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30 need those verbose messages anyway.
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31 Appends line break.
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32 """
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33 sys.stderr.write(msg)
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34 sys.stderr.write('\n')
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36
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37 class SCMFetcher(object):
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38
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39 def __init__(self, alias, test_repo_path, remote_repo, clone_cmd):
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40 """
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41 :param clone_cmd: command which would clone remote repository; pass
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42 only first bits - remote path and destination would be appended
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43 using ``remote_repo`` and ``test_repo_path``
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44 """
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45 self.alias = alias
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46 self.test_repo_path = test_repo_path
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47 self.remote_repo = remote_repo
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48 self.clone_cmd = clone_cmd
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49
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50 def setup(self):
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51 if not os.path.isdir(self.test_repo_path):
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52 self.fetch_repo()
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53
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54 def fetch_repo(self):
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55 """
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56 Tries to fetch repository from remote path.
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57 """
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58 remote = self.remote_repo
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59 eprint("Fetching repository %s into %s" % (remote, self.test_repo_path))
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60 run_command(self.clone_cmd, '%s %s' % (remote, self.test_repo_path))
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61
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62
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63 def get_normalized_path(path):
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64 """
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65 If given path exists, new path would be generated and returned. Otherwise
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66 same whats given is returned. Assumes that there would be no more than
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67 10000 same named files.
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68 """
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69 if os.path.exists(path):
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70 dir, basename = os.path.split(path)
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71 splitted_name = basename.split('.')
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72 if len(splitted_name) > 1:
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73 ext = splitted_name[-1]
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74 else:
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75 ext = None
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76 name = '.'.join(splitted_name[:-1])
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77 matcher = re.compile(r'^.*-(\d{5})$')
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78 start = 0
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79 m = matcher.match(name)
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80 if not m:
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81 # Haven't append number yet so return first
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82 newname = '%s-00000' % name
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83 newpath = os.path.join(dir, newname)
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84 if ext:
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85 newpath = '.'.join((newpath, ext))
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86 return get_normalized_path(newpath)
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87 else:
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88 start = int(m.group(1)[-5:]) + 1
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89 for x in xrange(start, 10000):
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90 newname = name[:-5] + str(x).rjust(5, '0')
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91 newpath = os.path.join(dir, newname)
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92 if ext:
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93 newpath = '.'.join((newpath, ext))
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94 if not os.path.exists(newpath):
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95 return newpath
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96 raise VCSTestError("Couldn't compute new path for %s" % path)
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97 return path