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# Test the config layer generated by environment variables
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from __future__ import absolute_import, print_function
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import os
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from mercurial import (
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encoding,
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rcutil,
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ui as uimod,
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util,
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)
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testtmp = encoding.environ['TESTTMP']
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# prepare hgrc files
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def join(name):
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return os.path.join(testtmp, name)
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with open(join('sysrc'), 'w') as f:
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f.write('[ui]\neditor=e0\n[pager]\npager=p0\n')
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with open(join('userrc'), 'w') as f:
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f.write('[ui]\neditor=e1')
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# replace rcpath functions so they point to the files above
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def systemrcpath():
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return [join('sysrc')]
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def userrcpath():
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return [join('userrc')]
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rcutil.systemrcpath = systemrcpath
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rcutil.userrcpath = userrcpath
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os.path.isdir = lambda x: False # hack: do not load default.d/*.rc
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# utility to print configs
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def printconfigs(env):
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encoding.environ = env
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rcutil._rccomponents = None # reset cache
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ui = uimod.ui.load()
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for section, name, value in ui.walkconfig():
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source = ui.configsource(section, name)
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print('%s.%s=%s # %s' % (section, name, value, util.pconvert(source)))
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print('')
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# environment variable overrides
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printconfigs({})
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printconfigs({'EDITOR': 'e2', 'PAGER': 'p2'})
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