Mercurial > kallithea
annotate rhodecode/tests/vcs/utils.py @ 2451:402a96fcfa22 beta
Added vcs testsuite for better integration tests + added fetching
of two new repos into test env for rhodecode
author | Marcin Kuzminski <marcin@python-works.com> |
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date | Wed, 13 Jun 2012 23:27:33 +0200 |
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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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35 |
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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 |