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Viewing changes to bzrlib/tests/test_debug.py

  • Committer: Canonical.com Patch Queue Manager
  • Date: 2010-08-21 17:09:54 UTC
  • mfrom: (5385.1.1 trivial-NEWS-fileencoding)
  • Revision ID: pqm@pqm.ubuntu.com-20100821170954-efrj80bvw56s5mzc
(parthm) Remove 'encoding' option from NEWS modeline as its an error in Vim
 7.3+ (Parth Malwankar)

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bzrlib/tests/test_debug.py
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"""Tests for bzrlib.debug"""
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import os
 
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from bzrlib import (
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    config,
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    debug,
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    tests,
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    )
 
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from bzrlib.config import config_filename, ensure_config_dir_exists
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class TestDebugFlags(tests.TestCaseInTempDir):
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    def test_set_debug_flags_from_config(self):
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        # test both combinations because configobject automatically splits up
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        # comma-separated lists
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        self.try_debug_flags(['hpss', 'error'], 'debug_flags = hpss, error\n')
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        self.try_debug_flags(['hpss'], 'debug_flags = hpss\n')
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    def try_debug_flags(self, expected_flags, conf_bytes):
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        conf = config.GlobalConfig.from_string(conf_bytes, save=True)
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        self.overrideAttr(debug, 'debug_flags', set())
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        debug.set_debug_flags_from_config()
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        self.assertEqual(set(expected_flags), debug.debug_flags)
 
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        if os.path.isfile(config_filename()):
 
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            # Something is wrong in environment,
 
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            # we risk overwriting users config
 
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            self.assert_(config_filename() + "exists, abort")
 
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        self.try_debug_flags(
 
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            """debug_flags = hpss, error\n""",
 
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            set(['hpss', 'error']))
 
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        self.try_debug_flags(
 
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            """debug_flags = hpss\n""",
 
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            set(['hpss']))
 
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    def try_debug_flags(self, conf_bytes, expected_flags):
 
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        ensure_config_dir_exists()
 
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        f = open(config_filename(), 'wb')
 
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        try:
 
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            f.write(conf_bytes)
 
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        finally:
 
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            f.close()
 
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        saved_debug = set(debug.debug_flags)
 
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        debug.debug_flags.clear()
 
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        try:
 
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            debug.set_debug_flags_from_config()
 
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            self.assertEqual(expected_flags,
 
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                debug.debug_flags)
 
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        finally:
 
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            # restore without rebinding the variable
 
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            debug.debug_flags.clear()
 
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            debug.debug_flags.update(saved_debug)