tests/test-bad-extension.t
author Gregory Szorc <gregory.szorc@gmail.com>
Mon, 13 Mar 2017 17:49:13 -0700
changeset 31435 43a7dfbead0c
parent 30029 ebe488e04ca3
child 31957 84f9eb9758c0
permissions -rw-r--r--
parsers: handle refcounting of "parents" consistently Py_None can be refcounted like any other Python object. So do that.
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  $ echo 'raise Exception("bit bucket overflow")' > badext.py
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  $ abspathexc=`pwd`/badext.py
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  $ cat >baddocext.py <<EOF
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  > """
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  > baddocext is bad
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  > """
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  > EOF
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  $ abspathdoc=`pwd`/baddocext.py
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  $ cat <<EOF >> $HGRCPATH
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  > [extensions]
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  > gpg =
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  > hgext.gpg =
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  > badext = $abspathexc
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  > baddocext = $abspathdoc
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  > badext2 =
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  > EOF
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  $ hg -q help help 2>&1 |grep extension
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  *** failed to import extension badext from $TESTTMP/badext.py: bit bucket overflow
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  *** failed to import extension badext2: No module named badext2
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show traceback
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  $ hg -q help help --traceback 2>&1 | egrep ' extension|^Exception|Traceback|ImportError'
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  *** failed to import extension badext from $TESTTMP/badext.py: bit bucket overflow
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  Traceback (most recent call last):
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  Exception: bit bucket overflow
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  *** failed to import extension badext2: No module named badext2
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  Traceback (most recent call last):
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  ImportError: No module named badext2
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names of extensions failed to load can be accessed via extensions.notloaded()
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  $ cat <<EOF > showbadexts.py
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  > from mercurial import cmdutil, commands, extensions
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  > cmdtable = {}
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  > command = cmdutil.command(cmdtable)
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  > @command('showbadexts', norepo=True)
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  > def showbadexts(ui, *pats, **opts):
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  >     ui.write('BADEXTS: %s\n' % ' '.join(sorted(extensions.notloaded())))
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  > EOF
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  $ hg --config extensions.badexts=showbadexts.py showbadexts 2>&1 | grep '^BADEXTS'
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  BADEXTS: badext badext2
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show traceback for ImportError of hgext.name if debug is set
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(note that --debug option isn't applied yet when loading extensions)
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  $ (hg -q help help --traceback --config ui.debug=True 2>&1) \
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  > | grep -v '^ ' \
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  > | egrep 'extension..[^p]|^Exception|Traceback|ImportError|not import'
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  *** failed to import extension badext from $TESTTMP/badext.py: bit bucket overflow
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  Traceback (most recent call last):
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  Exception: bit bucket overflow
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  could not import hgext.badext2 (No module named *badext2): trying hgext3rd.badext2 (glob)
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  Traceback (most recent call last):
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  ImportError: No module named *badext2 (glob)
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  could not import hgext3rd.badext2 (No module named *badext2): trying badext2 (glob)
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  Traceback (most recent call last):
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  ImportError: No module named *badext2 (glob)
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  *** failed to import extension badext2: No module named badext2
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  Traceback (most recent call last):
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  ImportError: No module named badext2
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confirm that there's no crash when an extension's documentation is bad
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  $ hg help --keyword baddocext
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  *** failed to import extension badext from $TESTTMP/badext.py: bit bucket overflow
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  *** failed to import extension badext2: No module named badext2
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  Topics:
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   extensions Using Additional Features