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annotate tests/with_hg.py @ 196:c586d02f7cda

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_readchannel: if a read failure is due to a broken server, report that We can end up in this codepath if the specified hg binary fails to start, and we're better off reporting that than the fact that we got no response.
author Augie Fackler <raf@durin42.com>
date Sun, 10 Dec 2017 12:50:57 -0500
parents f4f636ecca3e
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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f4f636ecca3e tests: add a nose plugin that allows specifying a custom hg to run tests
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1 import os
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2 from nose.plugins import Plugin
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3
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4 class WithHgPlugin(Plugin):
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5 name = 'with-hg'
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6 enabled = False
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7
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8 def options(self, parser, env):
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9 Plugin.options(self, parser, env)
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10 parser.add_option('--with-hg',
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11 action='store',
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12 type='string',
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13 metavar='HG',
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14 dest='with_hg',
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15 help='test using specified hg script.')
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16
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17 def configure(self, options, conf):
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18 Plugin.configure(self, options, conf)
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19 if options.with_hg:
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20 self.enabled = True
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21 self.hgpath = os.path.realpath(options.with_hg)
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22
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23 def begin(self):
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24 import hglib
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25
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26 p = hglib.util.popen([self.hgpath, 'version'])
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27 p.communicate()
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28
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29 if p.returncode:
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30 raise ValueError("custom hg %r doesn't look like Mercurial"
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31 % self.hgpath)
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32
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33 hglib.HGPATH = self.hgpath