Mercurial > hg
annotate tests/hghave @ 5081:ea7b982b6c08
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author | Thomas Arendsen Hein <thomas@intevation.de> |
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date | Tue, 07 Aug 2007 10:24:33 +0200 |
parents | e86788af599a |
children | 80309fa23cdb |
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1 #!/usr/bin/env python |
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2 """Test the running system for features availability. Exit with zero |
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3 if all features are there, non-zero otherwise. |
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4 """ |
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5 import optparse |
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6 import os |
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7 import sys |
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8 import tempfile |
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9 |
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10 def has_symlink(): |
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11 return hasattr(os, "symlink") |
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12 |
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13 def has_fifo(): |
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14 return hasattr(os, "mkfifo") |
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15 |
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16 def has_executablebit(): |
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17 fd, path = tempfile.mkstemp() |
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18 os.close(fd) |
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19 try: |
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20 s = os.lstat(path).st_mode |
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21 os.chmod(path, s | 0100) |
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22 return (os.lstat(path).st_mode & 0100 != 0) |
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23 finally: |
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24 os.remove(path) |
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25 |
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26 def has_eol_in_paths(): |
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27 try: |
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28 fd, path = tempfile.mkstemp(suffix='\n\r') |
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29 os.close(fd) |
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30 os.remove(path) |
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31 return True |
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32 except: |
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33 return False |
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34 |
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35 checks = { |
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36 "symlink": (has_symlink, "symbolic links"), |
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37 "fifo": (has_fifo, "named pipes"), |
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38 "execbit": (has_executablebit, "executable bit"), |
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39 "eol-in-paths": (has_eol_in_paths, "end-of-lines in paths"), |
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40 } |
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41 |
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42 def list_features(): |
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43 for name, feature in checks.iteritems(): |
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44 desc = feature[1] |
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45 print name + ':', desc |
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46 |
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47 parser = optparse.OptionParser("%prog [options] [features]") |
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48 parser.add_option("--list-features", action="store_true", |
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49 help="list available features") |
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50 parser.add_option("-q", "--quiet", action="store_true", |
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51 help="check features silently") |
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52 |
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53 if __name__ == '__main__': |
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54 options, args = parser.parse_args() |
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55 if options.list_features: |
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56 list_features() |
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57 sys.exit(0) |
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58 |
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59 quiet = options.quiet |
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60 |
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61 failures = 0 |
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62 |
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63 def error(msg): |
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64 global failures |
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65 if not quiet: |
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66 sys.stderr.write(msg + '\n') |
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67 failures += 1 |
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68 |
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69 for feature in args: |
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70 if feature not in checks: |
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71 error('hghave: unknown feature: ' + feature) |
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72 continue |
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73 |
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74 check, desc = checks[feature] |
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75 if not check(): |
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76 error('hghave: missing feature: ' + desc) |
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77 |
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78 if failures != 0: |
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79 sys.exit(1) |
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80 |
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81 |