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# encoding: utf-8
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"""Tests for the IPython tab-completion machinery."""
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# Copyright (c) IPython Development Team.
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# Distributed under the terms of the Modified BSD License.
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import os
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import sys
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import textwrap
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import unittest
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from contextlib import contextmanager
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import nose.tools as nt
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from traitlets.config.loader import Config
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from IPython import get_ipython
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from IPython.core import completer
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from IPython.external import decorators
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from IPython.utils.tempdir import TemporaryDirectory, TemporaryWorkingDirectory
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from IPython.utils.generics import complete_object
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from IPython.testing import decorators as dec
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from IPython.core.completer import (
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Completion, provisionalcompleter, match_dict_keys, _deduplicate_completions)
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from nose.tools import assert_in, assert_not_in
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#-----------------------------------------------------------------------------
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# Test functions
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#-----------------------------------------------------------------------------
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@contextmanager
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def greedy_completion():
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ip = get_ipython()
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greedy_original = ip.Completer.greedy
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try:
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ip.Completer.greedy = True
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yield
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finally:
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ip.Completer.greedy = greedy_original
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def test_protect_filename():
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if sys.platform == 'win32':
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pairs = [('abc','abc'),
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(' abc','" abc"'),
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('a bc','"a bc"'),
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('a bc','"a bc"'),
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(' bc','" bc"'),
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]
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else:
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pairs = [('abc','abc'),
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(' abc',r'\ abc'),
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('a bc',r'a\ bc'),
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('a bc',r'a\ \ bc'),
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(' bc',r'\ \ bc'),
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# On posix, we also protect parens and other special characters.
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('a(bc',r'a\(bc'),
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('a)bc',r'a\)bc'),
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('a( )bc',r'a\(\ \)bc'),
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('a[1]bc', r'a\[1\]bc'),
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('a{1}bc', r'a\{1\}bc'),
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('a#bc', r'a\#bc'),
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('a?bc', r'a\?bc'),
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('a=bc', r'a\=bc'),
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('a\\bc', r'a\\bc'),
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('a|bc', r'a\|bc'),
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('a;bc', r'a\;bc'),
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('a:bc', r'a\:bc'),
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("a'bc", r"a\'bc"),
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('a*bc', r'a\*bc'),
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('a"bc', r'a\"bc'),
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('a^bc', r'a\^bc'),
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('a&bc', r'a\&bc'),
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]
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# run the actual tests
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for s1, s2 in pairs:
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s1p = completer.protect_filename(s1)
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nt.assert_equal(s1p, s2)
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def check_line_split(splitter, test_specs):
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for part1, part2, split in test_specs:
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cursor_pos = len(part1)
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line = part1+part2
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out = splitter.split_line(line, cursor_pos)
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nt.assert_equal(out, split)
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def test_line_split():
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"""Basic line splitter test with default specs."""
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sp = completer.CompletionSplitter()
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# The format of the test specs is: part1, part2, expected answer. Parts 1
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# and 2 are joined into the 'line' sent to the splitter, as if the cursor
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# was at the end of part1. So an empty part2 represents someone hitting
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# tab at the end of the line, the most common case.
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t = [('run some/scrip', '', 'some/scrip'),
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('run scripts/er', 'ror.py foo', 'scripts/er'),
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('echo $HOM', '', 'HOM'),
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('print sys.pa', '', 'sys.pa'),
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('print(sys.pa', '', 'sys.pa'),
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("execfile('scripts/er", '', 'scripts/er'),
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('a[x.', '', 'x.'),
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('a[x.', 'y', 'x.'),
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('cd "some_file/', '', 'some_file/'),
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]
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check_line_split(sp, t)
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# Ensure splitting works OK with unicode by re-running the tests with
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# all inputs turned into unicode
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check_line_split(sp, [ map(str, p) for p in t] )
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class NamedInstanceMetaclass(type):
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def __getitem__(cls, item):
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return cls.get_instance(item)
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class NamedInstanceClass(metaclass=NamedInstanceMetaclass):
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def __init__(self, name):
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if not hasattr(self.__class__, 'instances'):
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self.__class__.instances = {}
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self.__class__.instances[name] = self
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@classmethod
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def _ipython_key_completions_(cls):
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return cls.instances.keys()
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@classmethod
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def get_instance(cls, name):
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return cls.instances[name]
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class KeyCompletable:
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def __init__(self, things=()):
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self.things = things
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def _ipython_key_completions_(self):
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return list(self.things)
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class TestCompleter(unittest.TestCase):
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def setUp(self):
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"""
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We want to silence all PendingDeprecationWarning when testing the completer
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"""
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self._assertwarns = self.assertWarns(PendingDeprecationWarning)
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self._assertwarns.__enter__()
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def tearDown(self):
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try:
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self._assertwarns.__exit__(None, None, None)
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except AssertionError:
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pass
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def test_custom_completion_error(self):
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"""Test that errors from custom attribute completers are silenced."""
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ip = get_ipython()
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class A: pass
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ip.user_ns['x'] = A()
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@complete_object.register(A)
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def complete_A(a, existing_completions):
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raise TypeError("this should be silenced")
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ip.complete("x.")
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def test_unicode_completions(self):
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ip = get_ipython()
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# Some strings that trigger different types of completion. Check them both
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# in str and unicode forms
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s = ['ru', '%ru', 'cd /', 'floa', 'float(x)/']
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for t in s + list(map(str, s)):
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# We don't need to check exact completion values (they may change
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# depending on the state of the namespace, but at least no exceptions
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# should be thrown and the return value should be a pair of text, list
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# values.
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text, matches = ip.complete(t)
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nt.assert_true(isinstance(text, str))
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nt.assert_true(isinstance(matches, list))
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def test_latex_completions(self):
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from IPython.core.latex_symbols import latex_symbols
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import random
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ip = get_ipython()
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# Test some random unicode symbols
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keys = random.sample(latex_symbols.keys(), 10)
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for k in keys:
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text, matches = ip.complete(k)
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nt.assert_equal(len(matches),1)
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nt.assert_equal(text, k)
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nt.assert_equal(matches[0], latex_symbols[k])
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# Test a more complex line
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text, matches = ip.complete('print(\\alpha')
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nt.assert_equal(text, '\\alpha')
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nt.assert_equal(matches[0], latex_symbols['\\alpha'])
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# Test multiple matching latex symbols
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text, matches = ip.complete('\\al')
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nt.assert_in('\\alpha', matches)
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nt.assert_in('\\aleph', matches)
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def test_back_latex_completion(self):
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ip = get_ipython()
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# do not return more than 1 matches fro \beta, only the latex one.
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name, matches = ip.complete('\\β')
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nt.assert_equal(len(matches), 1)
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nt.assert_equal(matches[0], '\\beta')
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def test_back_unicode_completion(self):
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ip = get_ipython()
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name, matches = ip.complete('\\â…¤')
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nt.assert_equal(len(matches), 1)
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nt.assert_equal(matches[0], '\\ROMAN NUMERAL FIVE')
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def test_forward_unicode_completion(self):
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ip = get_ipython()
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name, matches = ip.complete('\\ROMAN NUMERAL FIVE')
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nt.assert_equal(len(matches), 1)
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nt.assert_equal(matches[0], 'â…¤')
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@nt.nottest # now we have a completion for \jmath
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@decorators.knownfailureif(sys.platform == 'win32', 'Fails if there is a C:\\j... path')
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def test_no_ascii_back_completion(self):
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ip = get_ipython()
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with TemporaryWorkingDirectory(): # Avoid any filename completions
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# single ascii letter that don't have yet completions
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for letter in 'jJ' :
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name, matches = ip.complete('\\'+letter)
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nt.assert_equal(matches, [])
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class CompletionSplitterTestCase(unittest.TestCase):
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def setUp(self):
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self.sp = completer.CompletionSplitter()
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def test_delim_setting(self):
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self.sp.delims = ' '
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nt.assert_equal(self.sp.delims, ' ')
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nt.assert_equal(self.sp._delim_expr, r'[\ ]')
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def test_spaces(self):
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"""Test with only spaces as split chars."""
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self.sp.delims = ' '
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t = [('foo', '', 'foo'),
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('run foo', '', 'foo'),
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('run foo', 'bar', 'foo'),
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]
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check_line_split(self.sp, t)
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def test_has_open_quotes1(self):
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for s in ["'", "'''", "'hi' '"]:
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nt.assert_equal(completer.has_open_quotes(s), "'")
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def test_has_open_quotes2(self):
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for s in ['"', '"""', '"hi" "']:
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nt.assert_equal(completer.has_open_quotes(s), '"')
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def test_has_open_quotes3(self):
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for s in ["''", "''' '''", "'hi' 'ipython'"]:
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nt.assert_false(completer.has_open_quotes(s))
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def test_has_open_quotes4(self):
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for s in ['""', '""" """', '"hi" "ipython"']:
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nt.assert_false(completer.has_open_quotes(s))
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@decorators.knownfailureif(sys.platform == 'win32', "abspath completions fail on Windows")
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def test_abspath_file_completions(self):
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ip = get_ipython()
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with TemporaryDirectory() as tmpdir:
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prefix = os.path.join(tmpdir, 'foo')
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suffixes = ['1', '2']
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names = [prefix+s for s in suffixes]
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for n in names:
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open(n, 'w').close()
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# Check simple completion
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c = ip.complete(prefix)[1]
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nt.assert_equal(c, names)
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# Now check with a function call
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cmd = 'a = f("%s' % prefix
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c = ip.complete(prefix, cmd)[1]
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comp = [prefix+s for s in suffixes]
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nt.assert_equal(c, comp)
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def test_local_file_completions(self):
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ip = get_ipython()
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with TemporaryWorkingDirectory():
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prefix = './foo'
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suffixes = ['1', '2']
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names = [prefix+s for s in suffixes]
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for n in names:
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open(n, 'w').close()
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# Check simple completion
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c = ip.complete(prefix)[1]
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nt.assert_equal(c, names)
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# Now check with a function call
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cmd = 'a = f("%s' % prefix
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c = ip.complete(prefix, cmd)[1]
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comp = {prefix+s for s in suffixes}
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nt.assert_true(comp.issubset(set(c)))
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def test_quoted_file_completions(self):
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ip = get_ipython()
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with TemporaryWorkingDirectory():
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name = "foo'bar"
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open(name, 'w').close()
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# Don't escape Windows
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escaped = name if sys.platform == "win32" else "foo\\'bar"
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# Single quote matches embedded single quote
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text = "open('foo"
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c = ip.Completer._complete(cursor_line=0,
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cursor_pos=len(text),
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full_text=text)[1]
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nt.assert_equal(c, [escaped])
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# Double quote requires no escape
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text = 'open("foo'
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c = ip.Completer._complete(cursor_line=0,
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cursor_pos=len(text),
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full_text=text)[1]
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nt.assert_equal(c, [name])
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# No quote requires an escape
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text = '%ls foo'
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c = ip.Completer._complete(cursor_line=0,
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cursor_pos=len(text),
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full_text=text)[1]
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nt.assert_equal(c, [escaped])
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def test_jedi(self):
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"""
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A couple of issue we had with Jedi
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"""
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ip = get_ipython()
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def _test_complete(reason, s, comp, start=None, end=None):
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l = len(s)
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start = start if start is not None else l
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end = end if end is not None else l
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with provisionalcompleter():
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ip.Completer.use_jedi = True
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completions = set(ip.Completer.completions(s, l))
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ip.Completer.use_jedi = False
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assert_in(Completion(start, end, comp), completions, reason)
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def _test_not_complete(reason, s, comp):
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l = len(s)
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with provisionalcompleter():
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ip.Completer.use_jedi = True
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completions = set(ip.Completer.completions(s, l))
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ip.Completer.use_jedi = False
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assert_not_in(Completion(l, l, comp), completions, reason)
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import jedi
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jedi_version = tuple(int(i) for i in jedi.__version__.split('.')[:3])
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if jedi_version > (0, 10):
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yield _test_complete, 'jedi >0.9 should complete and not crash', 'a=1;a.', 'real'
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yield _test_complete, 'can infer first argument', 'a=(1,"foo");a[0].', 'real'
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yield _test_complete, 'can infer second argument', 'a=(1,"foo");a[1].', 'capitalize'
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yield _test_complete, 'cover duplicate completions', 'im', 'import', 0, 2
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yield _test_not_complete, 'does not mix types', 'a=(1,"foo");a[0].', 'capitalize'
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def test_completion_have_signature(self):
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"""
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Lets make sure jedi is capable of pulling out the signature of the function we are completing.
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"""
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ip = get_ipython()
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with provisionalcompleter():
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ip.Completer.use_jedi = True
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completions = ip.Completer.completions('ope', 3)
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c = next(completions) # should be `open`
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ip.Completer.use_jedi = False
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assert 'file' in c.signature, "Signature of function was not found by completer"
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assert 'encoding' in c.signature, "Signature of function was not found by completer"
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def test_deduplicate_completions(self):
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"""
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Test that completions are correctly deduplicated (even if ranges are not the same)
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"""
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ip = get_ipython()
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ip.ex(textwrap.dedent('''
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class Z:
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zoo = 1
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'''))
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with provisionalcompleter():
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ip.Completer.use_jedi = True
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l = list(_deduplicate_completions('Z.z', ip.Completer.completions('Z.z', 3)))
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ip.Completer.use_jedi = False
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assert len(l) == 1, 'Completions (Z.z<tab>) correctly deduplicate: %s ' % l
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assert l[0].text == 'zoo' # and not `it.accumulate`
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def test_greedy_completions(self):
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"""
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Test the capability of the Greedy completer.
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Most of the test here does not really show off the greedy completer, for proof
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each of the text below now pass with Jedi. The greedy completer is capable of more.
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See the :any:`test_dict_key_completion_contexts`
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|
|
"""
|
|
|
ip = get_ipython()
|
|
|
ip.ex('a=list(range(5))')
|
|
|
_,c = ip.complete('.',line='a[0].')
|
|
|
nt.assert_false('.real' in c,
|
|
|
"Shouldn't have completed on a[0]: %s"%c)
|
|
|
def _(line, cursor_pos, expect, message, completion):
|
|
|
with greedy_completion(), provisionalcompleter():
|
|
|
ip.Completer.use_jedi = False
|
|
|
_,c = ip.complete('.', line=line, cursor_pos=cursor_pos)
|
|
|
nt.assert_in(expect, c, message % c)
|
|
|
|
|
|
ip.Completer.use_jedi = True
|
|
|
with provisionalcompleter():
|
|
|
completions = ip.Completer.completions(line, cursor_pos)
|
|
|
nt.assert_in(completion, completions)
|
|
|
|
|
|
with provisionalcompleter():
|
|
|
yield _, 'a[0].', 5, 'a[0].real', "Should have completed on a[0].: %s", Completion(5,5, 'real')
|
|
|
yield _, 'a[0].r', 6, 'a[0].real', "Should have completed on a[0].r: %s", Completion(5,6, 'real')
|
|
|
|
|
|
if sys.version_info > (3, 4):
|
|
|
yield _, 'a[0].from_', 10, 'a[0].from_bytes', "Should have completed on a[0].from_: %s", Completion(5, 10, 'from_bytes')
|
|
|
|
|
|
|
|
|
def test_omit__names(self):
|
|
|
# also happens to test IPCompleter as a configurable
|
|
|
ip = get_ipython()
|
|
|
ip._hidden_attr = 1
|
|
|
ip._x = {}
|
|
|
c = ip.Completer
|
|
|
ip.ex('ip=get_ipython()')
|
|
|
cfg = Config()
|
|
|
cfg.IPCompleter.omit__names = 0
|
|
|
c.update_config(cfg)
|
|
|
with provisionalcompleter():
|
|
|
c.use_jedi = False
|
|
|
s,matches = c.complete('ip.')
|
|
|
nt.assert_in('ip.__str__', matches)
|
|
|
nt.assert_in('ip._hidden_attr', matches)
|
|
|
|
|
|
# c.use_jedi = True
|
|
|
# completions = set(c.completions('ip.', 3))
|
|
|
# nt.assert_in(Completion(3, 3, '__str__'), completions)
|
|
|
# nt.assert_in(Completion(3,3, "_hidden_attr"), completions)
|
|
|
|
|
|
|
|
|
cfg = Config()
|
|
|
cfg.IPCompleter.omit__names = 1
|
|
|
c.update_config(cfg)
|
|
|
with provisionalcompleter():
|
|
|
c.use_jedi = False
|
|
|
s,matches = c.complete('ip.')
|
|
|
nt.assert_not_in('ip.__str__', matches)
|
|
|
# nt.assert_in('ip._hidden_attr', matches)
|
|
|
|
|
|
# c.use_jedi = True
|
|
|
# completions = set(c.completions('ip.', 3))
|
|
|
# nt.assert_not_in(Completion(3,3,'__str__'), completions)
|
|
|
# nt.assert_in(Completion(3,3, "_hidden_attr"), completions)
|
|
|
|
|
|
cfg = Config()
|
|
|
cfg.IPCompleter.omit__names = 2
|
|
|
c.update_config(cfg)
|
|
|
with provisionalcompleter():
|
|
|
c.use_jedi = False
|
|
|
s,matches = c.complete('ip.')
|
|
|
nt.assert_not_in('ip.__str__', matches)
|
|
|
nt.assert_not_in('ip._hidden_attr', matches)
|
|
|
|
|
|
# c.use_jedi = True
|
|
|
# completions = set(c.completions('ip.', 3))
|
|
|
# nt.assert_not_in(Completion(3,3,'__str__'), completions)
|
|
|
# nt.assert_not_in(Completion(3,3, "_hidden_attr"), completions)
|
|
|
|
|
|
with provisionalcompleter():
|
|
|
c.use_jedi = False
|
|
|
s,matches = c.complete('ip._x.')
|
|
|
nt.assert_in('ip._x.keys', matches)
|
|
|
|
|
|
# c.use_jedi = True
|
|
|
# completions = set(c.completions('ip._x.', 6))
|
|
|
# nt.assert_in(Completion(6,6, "keys"), completions)
|
|
|
|
|
|
del ip._hidden_attr
|
|
|
del ip._x
|
|
|
|
|
|
|
|
|
def test_limit_to__all__False_ok(self):
|
|
|
"""
|
|
|
Limit to all is deprecated, once we remove it this test can go away.
|
|
|
"""
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
c.use_jedi = False
|
|
|
ip.ex('class D: x=24')
|
|
|
ip.ex('d=D()')
|
|
|
cfg = Config()
|
|
|
cfg.IPCompleter.limit_to__all__ = False
|
|
|
c.update_config(cfg)
|
|
|
s, matches = c.complete('d.')
|
|
|
nt.assert_in('d.x', matches)
|
|
|
|
|
|
|
|
|
def test_get__all__entries_ok(self):
|
|
|
class A:
|
|
|
__all__ = ['x', 1]
|
|
|
words = completer.get__all__entries(A())
|
|
|
nt.assert_equal(words, ['x'])
|
|
|
|
|
|
|
|
|
def test_get__all__entries_no__all__ok(self):
|
|
|
class A:
|
|
|
pass
|
|
|
words = completer.get__all__entries(A())
|
|
|
nt.assert_equal(words, [])
|
|
|
|
|
|
|
|
|
def test_func_kw_completions(self):
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
c.use_jedi = False
|
|
|
ip.ex('def myfunc(a=1,b=2): return a+b')
|
|
|
s, matches = c.complete(None, 'myfunc(1,b')
|
|
|
nt.assert_in('b=', matches)
|
|
|
# Simulate completing with cursor right after b (pos==10):
|
|
|
s, matches = c.complete(None, 'myfunc(1,b)', 10)
|
|
|
nt.assert_in('b=', matches)
|
|
|
s, matches = c.complete(None, 'myfunc(a="escaped\\")string",b')
|
|
|
nt.assert_in('b=', matches)
|
|
|
#builtin function
|
|
|
s, matches = c.complete(None, 'min(k, k')
|
|
|
nt.assert_in('key=', matches)
|
|
|
|
|
|
|
|
|
def test_default_arguments_from_docstring(self):
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
kwd = c._default_arguments_from_docstring(
|
|
|
'min(iterable[, key=func]) -> value')
|
|
|
nt.assert_equal(kwd, ['key'])
|
|
|
#with cython type etc
|
|
|
kwd = c._default_arguments_from_docstring(
|
|
|
'Minuit.migrad(self, int ncall=10000, resume=True, int nsplit=1)\n')
|
|
|
nt.assert_equal(kwd, ['ncall', 'resume', 'nsplit'])
|
|
|
#white spaces
|
|
|
kwd = c._default_arguments_from_docstring(
|
|
|
'\n Minuit.migrad(self, int ncall=10000, resume=True, int nsplit=1)\n')
|
|
|
nt.assert_equal(kwd, ['ncall', 'resume', 'nsplit'])
|
|
|
|
|
|
def test_line_magics(self):
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
s, matches = c.complete(None, 'lsmag')
|
|
|
nt.assert_in('%lsmagic', matches)
|
|
|
s, matches = c.complete(None, '%lsmag')
|
|
|
nt.assert_in('%lsmagic', matches)
|
|
|
|
|
|
|
|
|
def test_cell_magics(self):
|
|
|
from IPython.core.magic import register_cell_magic
|
|
|
|
|
|
@register_cell_magic
|
|
|
def _foo_cellm(line, cell):
|
|
|
pass
|
|
|
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
|
|
|
s, matches = c.complete(None, '_foo_ce')
|
|
|
nt.assert_in('%%_foo_cellm', matches)
|
|
|
s, matches = c.complete(None, '%%_foo_ce')
|
|
|
nt.assert_in('%%_foo_cellm', matches)
|
|
|
|
|
|
|
|
|
def test_line_cell_magics(self):
|
|
|
from IPython.core.magic import register_line_cell_magic
|
|
|
|
|
|
@register_line_cell_magic
|
|
|
def _bar_cellm(line, cell):
|
|
|
pass
|
|
|
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
|
|
|
# The policy here is trickier, see comments in completion code. The
|
|
|
# returned values depend on whether the user passes %% or not explicitly,
|
|
|
# and this will show a difference if the same name is both a line and cell
|
|
|
# magic.
|
|
|
s, matches = c.complete(None, '_bar_ce')
|
|
|
nt.assert_in('%_bar_cellm', matches)
|
|
|
nt.assert_in('%%_bar_cellm', matches)
|
|
|
s, matches = c.complete(None, '%_bar_ce')
|
|
|
nt.assert_in('%_bar_cellm', matches)
|
|
|
nt.assert_in('%%_bar_cellm', matches)
|
|
|
s, matches = c.complete(None, '%%_bar_ce')
|
|
|
nt.assert_not_in('%_bar_cellm', matches)
|
|
|
nt.assert_in('%%_bar_cellm', matches)
|
|
|
|
|
|
|
|
|
def test_magic_completion_order(self):
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
|
|
|
# Test ordering of line and cell magics.
|
|
|
text, matches = c.complete("timeit")
|
|
|
nt.assert_equal(matches, ["%timeit", "%%timeit"])
|
|
|
|
|
|
|
|
|
def test_magic_completion_shadowing(self):
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
c.use_jedi = False
|
|
|
|
|
|
# Before importing matplotlib, %matplotlib magic should be the only option.
|
|
|
text, matches = c.complete("mat")
|
|
|
nt.assert_equal(matches, ["%matplotlib"])
|
|
|
|
|
|
# The newly introduced name should shadow the magic.
|
|
|
ip.run_cell("matplotlib = 1")
|
|
|
text, matches = c.complete("mat")
|
|
|
nt.assert_equal(matches, ["matplotlib"])
|
|
|
|
|
|
# After removing matplotlib from namespace, the magic should again be
|
|
|
# the only option.
|
|
|
del ip.user_ns["matplotlib"]
|
|
|
text, matches = c.complete("mat")
|
|
|
nt.assert_equal(matches, ["%matplotlib"])
|
|
|
|
|
|
def test_magic_completion_shadowing_explicit(self):
|
|
|
"""
|
|
|
If the user try to complete a shadowed magic, and explicit % start should
|
|
|
still return the completions.
|
|
|
"""
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
|
|
|
# Before importing matplotlib, %matplotlib magic should be the only option.
|
|
|
text, matches = c.complete("%mat")
|
|
|
nt.assert_equal(matches, ["%matplotlib"])
|
|
|
|
|
|
ip.run_cell("matplotlib = 1")
|
|
|
|
|
|
# After removing matplotlib from namespace, the magic should still be
|
|
|
# the only option.
|
|
|
text, matches = c.complete("%mat")
|
|
|
nt.assert_equal(matches, ["%matplotlib"])
|
|
|
|
|
|
def test_magic_config(self):
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
|
|
|
s, matches = c.complete(None, 'conf')
|
|
|
nt.assert_in('%config', matches)
|
|
|
s, matches = c.complete(None, 'conf')
|
|
|
nt.assert_not_in('AliasManager', matches)
|
|
|
s, matches = c.complete(None, 'config ')
|
|
|
nt.assert_in('AliasManager', matches)
|
|
|
s, matches = c.complete(None, '%config ')
|
|
|
nt.assert_in('AliasManager', matches)
|
|
|
s, matches = c.complete(None, 'config Ali')
|
|
|
nt.assert_list_equal(['AliasManager'], matches)
|
|
|
s, matches = c.complete(None, '%config Ali')
|
|
|
nt.assert_list_equal(['AliasManager'], matches)
|
|
|
s, matches = c.complete(None, 'config AliasManager')
|
|
|
nt.assert_list_equal(['AliasManager'], matches)
|
|
|
s, matches = c.complete(None, '%config AliasManager')
|
|
|
nt.assert_list_equal(['AliasManager'], matches)
|
|
|
s, matches = c.complete(None, 'config AliasManager.')
|
|
|
nt.assert_in('AliasManager.default_aliases', matches)
|
|
|
s, matches = c.complete(None, '%config AliasManager.')
|
|
|
nt.assert_in('AliasManager.default_aliases', matches)
|
|
|
s, matches = c.complete(None, 'config AliasManager.de')
|
|
|
nt.assert_list_equal(['AliasManager.default_aliases'], matches)
|
|
|
s, matches = c.complete(None, 'config AliasManager.de')
|
|
|
nt.assert_list_equal(['AliasManager.default_aliases'], matches)
|
|
|
|
|
|
|
|
|
def test_magic_color(self):
|
|
|
ip = get_ipython()
|
|
|
c = ip.Completer
|
|
|
|
|
|
s, matches = c.complete(None, 'colo')
|
|
|
nt.assert_in('%colors', matches)
|
|
|
s, matches = c.complete(None, 'colo')
|
|
|
nt.assert_not_in('NoColor', matches)
|
|
|
s, matches = c.complete(None, '%colors') # No trailing space
|
|
|
nt.assert_not_in('NoColor', matches)
|
|
|
s, matches = c.complete(None, 'colors ')
|
|
|
nt.assert_in('NoColor', matches)
|
|
|
s, matches = c.complete(None, '%colors ')
|
|
|
nt.assert_in('NoColor', matches)
|
|
|
s, matches = c.complete(None, 'colors NoCo')
|
|
|
nt.assert_list_equal(['NoColor'], matches)
|
|
|
s, matches = c.complete(None, '%colors NoCo')
|
|
|
nt.assert_list_equal(['NoColor'], matches)
|
|
|
|
|
|
|
|
|
def test_match_dict_keys(self):
|
|
|
"""
|
|
|
Test that match_dict_keys works on a couple of use case does return what
|
|
|
expected, and does not crash
|
|
|
"""
|
|
|
delims = ' \t\n`!@#$^&*()=+[{]}\\|;:\'",<>?'
|
|
|
|
|
|
|
|
|
keys = ['foo', b'far']
|
|
|
assert match_dict_keys(keys, "b'", delims=delims) == ("'", 2 ,['far'])
|
|
|
assert match_dict_keys(keys, "b'f", delims=delims) == ("'", 2 ,['far'])
|
|
|
assert match_dict_keys(keys, 'b"', delims=delims) == ('"', 2 ,['far'])
|
|
|
assert match_dict_keys(keys, 'b"f', delims=delims) == ('"', 2 ,['far'])
|
|
|
|
|
|
assert match_dict_keys(keys, "'", delims=delims) == ("'", 1 ,['foo'])
|
|
|
assert match_dict_keys(keys, "'f", delims=delims) == ("'", 1 ,['foo'])
|
|
|
assert match_dict_keys(keys, '"', delims=delims) == ('"', 1 ,['foo'])
|
|
|
assert match_dict_keys(keys, '"f', delims=delims) == ('"', 1 ,['foo'])
|
|
|
|
|
|
match_dict_keys
|
|
|
|
|
|
|
|
|
def test_dict_key_completion_string(self):
|
|
|
"""Test dictionary key completion for string keys"""
|
|
|
ip = get_ipython()
|
|
|
complete = ip.Completer.complete
|
|
|
|
|
|
ip.user_ns['d'] = {'abc': None}
|
|
|
|
|
|
# check completion at different stages
|
|
|
_, matches = complete(line_buffer="d[")
|
|
|
nt.assert_in("'abc'", matches)
|
|
|
nt.assert_not_in("'abc']", matches)
|
|
|
|
|
|
_, matches = complete(line_buffer="d['")
|
|
|
nt.assert_in("abc", matches)
|
|
|
nt.assert_not_in("abc']", matches)
|
|
|
|
|
|
_, matches = complete(line_buffer="d['a")
|
|
|
nt.assert_in("abc", matches)
|
|
|
nt.assert_not_in("abc']", matches)
|
|
|
|
|
|
# check use of different quoting
|
|
|
_, matches = complete(line_buffer="d[\"")
|
|
|
nt.assert_in("abc", matches)
|
|
|
nt.assert_not_in('abc\"]', matches)
|
|
|
|
|
|
_, matches = complete(line_buffer="d[\"a")
|
|
|
nt.assert_in("abc", matches)
|
|
|
nt.assert_not_in('abc\"]', matches)
|
|
|
|
|
|
# check sensitivity to following context
|
|
|
_, matches = complete(line_buffer="d[]", cursor_pos=2)
|
|
|
nt.assert_in("'abc'", matches)
|
|
|
|
|
|
_, matches = complete(line_buffer="d['']", cursor_pos=3)
|
|
|
nt.assert_in("abc", matches)
|
|
|
nt.assert_not_in("abc'", matches)
|
|
|
nt.assert_not_in("abc']", matches)
|
|
|
|
|
|
# check multiple solutions are correctly returned and that noise is not
|
|
|
ip.user_ns['d'] = {'abc': None, 'abd': None, 'bad': None, object(): None,
|
|
|
5: None}
|
|
|
|
|
|
_, matches = complete(line_buffer="d['a")
|
|
|
nt.assert_in("abc", matches)
|
|
|
nt.assert_in("abd", matches)
|
|
|
nt.assert_not_in("bad", matches)
|
|
|
assert not any(m.endswith((']', '"', "'")) for m in matches), matches
|
|
|
|
|
|
# check escaping and whitespace
|
|
|
ip.user_ns['d'] = {'a\nb': None, 'a\'b': None, 'a"b': None, 'a word': None}
|
|
|
_, matches = complete(line_buffer="d['a")
|
|
|
nt.assert_in("a\\nb", matches)
|
|
|
nt.assert_in("a\\'b", matches)
|
|
|
nt.assert_in("a\"b", matches)
|
|
|
nt.assert_in("a word", matches)
|
|
|
assert not any(m.endswith((']', '"', "'")) for m in matches), matches
|
|
|
|
|
|
# - can complete on non-initial word of the string
|
|
|
_, matches = complete(line_buffer="d['a w")
|
|
|
nt.assert_in("word", matches)
|
|
|
|
|
|
# - understands quote escaping
|
|
|
_, matches = complete(line_buffer="d['a\\'")
|
|
|
nt.assert_in("b", matches)
|
|
|
|
|
|
# - default quoting should work like repr
|
|
|
_, matches = complete(line_buffer="d[")
|
|
|
nt.assert_in("\"a'b\"", matches)
|
|
|
|
|
|
# - when opening quote with ", possible to match with unescaped apostrophe
|
|
|
_, matches = complete(line_buffer="d[\"a'")
|
|
|
nt.assert_in("b", matches)
|
|
|
|
|
|
# need to not split at delims that readline won't split at
|
|
|
if '-' not in ip.Completer.splitter.delims:
|
|
|
ip.user_ns['d'] = {'before-after': None}
|
|
|
_, matches = complete(line_buffer="d['before-af")
|
|
|
nt.assert_in('before-after', matches)
|
|
|
|
|
|
def test_dict_key_completion_contexts(self):
|
|
|
"""Test expression contexts in which dict key completion occurs"""
|
|
|
ip = get_ipython()
|
|
|
complete = ip.Completer.complete
|
|
|
d = {'abc': None}
|
|
|
ip.user_ns['d'] = d
|
|
|
|
|
|
class C:
|
|
|
data = d
|
|
|
ip.user_ns['C'] = C
|
|
|
ip.user_ns['get'] = lambda: d
|
|
|
|
|
|
def assert_no_completion(**kwargs):
|
|
|
_, matches = complete(**kwargs)
|
|
|
nt.assert_not_in('abc', matches)
|
|
|
nt.assert_not_in('abc\'', matches)
|
|
|
nt.assert_not_in('abc\']', matches)
|
|
|
nt.assert_not_in('\'abc\'', matches)
|
|
|
nt.assert_not_in('\'abc\']', matches)
|
|
|
|
|
|
def assert_completion(**kwargs):
|
|
|
_, matches = complete(**kwargs)
|
|
|
nt.assert_in("'abc'", matches)
|
|
|
nt.assert_not_in("'abc']", matches)
|
|
|
|
|
|
# no completion after string closed, even if reopened
|
|
|
assert_no_completion(line_buffer="d['a'")
|
|
|
assert_no_completion(line_buffer="d[\"a\"")
|
|
|
assert_no_completion(line_buffer="d['a' + ")
|
|
|
assert_no_completion(line_buffer="d['a' + '")
|
|
|
|
|
|
# completion in non-trivial expressions
|
|
|
assert_completion(line_buffer="+ d[")
|
|
|
assert_completion(line_buffer="(d[")
|
|
|
assert_completion(line_buffer="C.data[")
|
|
|
|
|
|
# greedy flag
|
|
|
def assert_completion(**kwargs):
|
|
|
_, matches = complete(**kwargs)
|
|
|
nt.assert_in("get()['abc']", matches)
|
|
|
|
|
|
assert_no_completion(line_buffer="get()[")
|
|
|
with greedy_completion():
|
|
|
assert_completion(line_buffer="get()[")
|
|
|
assert_completion(line_buffer="get()['")
|
|
|
assert_completion(line_buffer="get()['a")
|
|
|
assert_completion(line_buffer="get()['ab")
|
|
|
assert_completion(line_buffer="get()['abc")
|
|
|
|
|
|
|
|
|
|
|
|
def test_dict_key_completion_bytes(self):
|
|
|
"""Test handling of bytes in dict key completion"""
|
|
|
ip = get_ipython()
|
|
|
complete = ip.Completer.complete
|
|
|
|
|
|
ip.user_ns['d'] = {'abc': None, b'abd': None}
|
|
|
|
|
|
_, matches = complete(line_buffer="d[")
|
|
|
nt.assert_in("'abc'", matches)
|
|
|
nt.assert_in("b'abd'", matches)
|
|
|
|
|
|
if False: # not currently implemented
|
|
|
_, matches = complete(line_buffer="d[b")
|
|
|
nt.assert_in("b'abd'", matches)
|
|
|
nt.assert_not_in("b'abc'", matches)
|
|
|
|
|
|
_, matches = complete(line_buffer="d[b'")
|
|
|
nt.assert_in("abd", matches)
|
|
|
nt.assert_not_in("abc", matches)
|
|
|
|
|
|
_, matches = complete(line_buffer="d[B'")
|
|
|
nt.assert_in("abd", matches)
|
|
|
nt.assert_not_in("abc", matches)
|
|
|
|
|
|
_, matches = complete(line_buffer="d['")
|
|
|
nt.assert_in("abc", matches)
|
|
|
nt.assert_not_in("abd", matches)
|
|
|
|
|
|
|
|
|
def test_dict_key_completion_unicode_py3(self):
|
|
|
"""Test handling of unicode in dict key completion"""
|
|
|
ip = get_ipython()
|
|
|
complete = ip.Completer.complete
|
|
|
|
|
|
ip.user_ns['d'] = {'a\u05d0': None}
|
|
|
|
|
|
# query using escape
|
|
|
if sys.platform != 'win32':
|
|
|
# Known failure on Windows
|
|
|
_, matches = complete(line_buffer="d['a\\u05d0")
|
|
|
nt.assert_in("u05d0", matches) # tokenized after \\
|
|
|
|
|
|
# query using character
|
|
|
_, matches = complete(line_buffer="d['a\u05d0")
|
|
|
nt.assert_in("a\u05d0", matches)
|
|
|
|
|
|
with greedy_completion():
|
|
|
# query using escape
|
|
|
_, matches = complete(line_buffer="d['a\\u05d0")
|
|
|
nt.assert_in("d['a\\u05d0']", matches) # tokenized after \\
|
|
|
|
|
|
# query using character
|
|
|
_, matches = complete(line_buffer="d['a\u05d0")
|
|
|
nt.assert_in("d['a\u05d0']", matches)
|
|
|
|
|
|
|
|
|
|
|
|
@dec.skip_without('numpy')
|
|
|
def test_struct_array_key_completion(self):
|
|
|
"""Test dict key completion applies to numpy struct arrays"""
|
|
|
import numpy
|
|
|
ip = get_ipython()
|
|
|
complete = ip.Completer.complete
|
|
|
ip.user_ns['d'] = numpy.array([], dtype=[('hello', 'f'), ('world', 'f')])
|
|
|
_, matches = complete(line_buffer="d['")
|
|
|
nt.assert_in("hello", matches)
|
|
|
nt.assert_in("world", matches)
|
|
|
# complete on the numpy struct itself
|
|
|
dt = numpy.dtype([('my_head', [('my_dt', '>u4'), ('my_df', '>u4')]),
|
|
|
('my_data', '>f4', 5)])
|
|
|
x = numpy.zeros(2, dtype=dt)
|
|
|
ip.user_ns['d'] = x[1]
|
|
|
_, matches = complete(line_buffer="d['")
|
|
|
nt.assert_in("my_head", matches)
|
|
|
nt.assert_in("my_data", matches)
|
|
|
# complete on a nested level
|
|
|
with greedy_completion():
|
|
|
ip.user_ns['d'] = numpy.zeros(2, dtype=dt)
|
|
|
_, matches = complete(line_buffer="d[1]['my_head']['")
|
|
|
nt.assert_true(any(["my_dt" in m for m in matches]))
|
|
|
nt.assert_true(any(["my_df" in m for m in matches]))
|
|
|
|
|
|
|
|
|
@dec.skip_without('pandas')
|
|
|
def test_dataframe_key_completion(self):
|
|
|
"""Test dict key completion applies to pandas DataFrames"""
|
|
|
import pandas
|
|
|
ip = get_ipython()
|
|
|
complete = ip.Completer.complete
|
|
|
ip.user_ns['d'] = pandas.DataFrame({'hello': [1], 'world': [2]})
|
|
|
_, matches = complete(line_buffer="d['")
|
|
|
nt.assert_in("hello", matches)
|
|
|
nt.assert_in("world", matches)
|
|
|
|
|
|
|
|
|
def test_dict_key_completion_invalids(self):
|
|
|
"""Smoke test cases dict key completion can't handle"""
|
|
|
ip = get_ipython()
|
|
|
complete = ip.Completer.complete
|
|
|
|
|
|
ip.user_ns['no_getitem'] = None
|
|
|
ip.user_ns['no_keys'] = []
|
|
|
ip.user_ns['cant_call_keys'] = dict
|
|
|
ip.user_ns['empty'] = {}
|
|
|
ip.user_ns['d'] = {'abc': 5}
|
|
|
|
|
|
_, matches = complete(line_buffer="no_getitem['")
|
|
|
_, matches = complete(line_buffer="no_keys['")
|
|
|
_, matches = complete(line_buffer="cant_call_keys['")
|
|
|
_, matches = complete(line_buffer="empty['")
|
|
|
_, matches = complete(line_buffer="name_error['")
|
|
|
_, matches = complete(line_buffer="d['\\") # incomplete escape
|
|
|
|
|
|
def test_object_key_completion(self):
|
|
|
ip = get_ipython()
|
|
|
ip.user_ns['key_completable'] = KeyCompletable(['qwerty', 'qwick'])
|
|
|
|
|
|
_, matches = ip.Completer.complete(line_buffer="key_completable['qw")
|
|
|
nt.assert_in('qwerty', matches)
|
|
|
nt.assert_in('qwick', matches)
|
|
|
|
|
|
|
|
|
|
|
|
def test_class_key_completion(self):
|
|
|
ip = get_ipython()
|
|
|
NamedInstanceClass('qwerty')
|
|
|
NamedInstanceClass('qwick')
|
|
|
ip.user_ns['named_instance_class'] = NamedInstanceClass
|
|
|
|
|
|
_, matches = ip.Completer.complete(line_buffer="named_instance_class['qw")
|
|
|
nt.assert_in('qwerty', matches)
|
|
|
nt.assert_in('qwick', matches)
|
|
|
|
|
|
def test_tryimport(self):
|
|
|
"""
|
|
|
Test that try-import don't crash on trailing dot, and import modules before
|
|
|
"""
|
|
|
from IPython.core.completerlib import try_import
|
|
|
assert(try_import("IPython."))
|
|
|
|
|
|
|
|
|
def test_aimport_module_completer(self):
|
|
|
ip = get_ipython()
|
|
|
_, matches = ip.complete('i', '%aimport i')
|
|
|
nt.assert_in('io', matches)
|
|
|
nt.assert_not_in('int', matches)
|
|
|
|
|
|
def test_nested_import_module_completer(self):
|
|
|
ip = get_ipython()
|
|
|
_, matches = ip.complete(None, 'import IPython.co', 17)
|
|
|
nt.assert_in('IPython.core', matches)
|
|
|
nt.assert_not_in('import IPython.core', matches)
|
|
|
nt.assert_not_in('IPython.display', matches)
|
|
|
|
|
|
def test_import_module_completer(self):
|
|
|
ip = get_ipython()
|
|
|
_, matches = ip.complete('i', 'import i')
|
|
|
nt.assert_in('io', matches)
|
|
|
nt.assert_not_in('int', matches)
|
|
|
|
|
|
def test_from_module_completer(self):
|
|
|
ip = get_ipython()
|
|
|
_, matches = ip.complete('B', 'from io import B', 16)
|
|
|
nt.assert_in('BytesIO', matches)
|
|
|
nt.assert_not_in('BaseException', matches)
|
|
|
|
|
|
def test_snake_case_completion(self):
|
|
|
ip = get_ipython()
|
|
|
ip.Completer.use_jedi = False
|
|
|
ip.user_ns['some_three'] = 3
|
|
|
ip.user_ns['some_four'] = 4
|
|
|
_, matches = ip.complete("s_", "print(s_f")
|
|
|
nt.assert_in('some_three', matches)
|
|
|
nt.assert_in('some_four', matches)
|
|
|
|
|
|
def test_mix_terms(self):
|
|
|
ip = get_ipython()
|
|
|
from textwrap import dedent
|
|
|
ip.Completer.use_jedi = False
|
|
|
ip.ex(dedent("""
|
|
|
class Test:
|
|
|
def meth(self, meth_arg1):
|
|
|
print("meth")
|
|
|
|
|
|
def meth_1(self, meth1_arg1, meth1_arg2):
|
|
|
print("meth1")
|
|
|
|
|
|
def meth_2(self, meth2_arg1, meth2_arg2):
|
|
|
print("meth2")
|
|
|
test = Test()
|
|
|
"""))
|
|
|
_, matches = ip.complete(None, "test.meth(")
|
|
|
nt.assert_in('meth_arg1=', matches)
|
|
|
nt.assert_not_in('meth2_arg1=', matches)
|
|
|
|
