Mercurial > hg > mercurial-crew-with-dirclash
annotate tests/hghave @ 5087:1b970cdab695
test-clone-failure: fake output upon fifo unavailabity
author | Patrick Mezard <pmezard@gmail.com> |
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date | Mon, 06 Aug 2007 09:57:23 +0200 |
parents | 4cf6f8dbd1b4 |
children | 7e2385a31933 |
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Add hghave utility and run-tests.py support.
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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 |
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9 def has_symlink(): |
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10 return hasattr(os, "symlink") |
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11 |
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hghave: detect FIFO availability
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12 def has_fifo(): |
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13 return hasattr(os, "mkfifo") |
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14 |
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15 checks = { |
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16 "symlink": (has_symlink, "symbolic links"), |
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17 "fifo": (has_fifo, "named pipes"), |
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18 } |
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19 |
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20 def list_features(): |
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21 for name, feature in checks.iteritems(): |
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22 desc = feature[1] |
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23 print name + ':', desc |
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24 |
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25 parser = optparse.OptionParser("%prog [options] [features]") |
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26 parser.add_option("--list-features", action="store_true", |
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27 help="list available features") |
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28 parser.add_option("-q", "--quiet", action="store_true", |
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29 help="check features silently") |
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30 |
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31 if __name__ == '__main__': |
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32 options, args = parser.parse_args() |
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33 if options.list_features: |
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34 list_features() |
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35 sys.exit(0) |
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36 |
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37 quiet = options.quiet |
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38 |
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39 failures = 0 |
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40 |
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41 def error(msg): |
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42 global failures |
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43 if not quiet: |
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44 sys.stderr.write(msg + '\n') |
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45 failures += 1 |
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46 |
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47 for feature in args: |
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48 if feature not in checks: |
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49 error('hghave: unknown feature: ' + feature) |
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50 continue |
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51 |
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52 check, desc = checks[feature] |
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53 if not check(): |
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54 error('hghave: missing feature: ' + desc) |
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55 |
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56 if failures != 0: |
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57 sys.exit(1) |
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58 |
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59 |