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We need to returned match text only if matches have been found....
We need to returned match text only if matches have been found. If we don't do so, it will not try the next completers.

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test_clipboard.py
21 lines | 658 B | text/x-python | PythonLexer
import nose.tools as nt
from IPython.core.error import TryNext
from IPython.lib.clipboard import ClipboardEmpty
from IPython.testing.decorators import skip_if_no_x11
@skip_if_no_x11
def test_clipboard_get():
# Smoketest for clipboard access - we can't easily guarantee that the
# clipboard is accessible and has something on it, but this tries to
# exercise the relevant code anyway.
try:
a = get_ipython().hooks.clipboard_get()
except ClipboardEmpty:
# Nothing in clipboard to get
pass
except TryNext:
# No clipboard access API available
pass
else:
nt.assert_is_instance(a, str)