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authorTerry Jan Reedy <tjreedy@udel.edu>2019-08-04 23:48:52 (GMT)
committerGitHub <noreply@github.com>2019-08-04 23:48:52 (GMT)
commit1213123005d9f94bb5027c0a5256ea4d3e97b61d (patch)
tree6e2a92d5b7bd4baabdea20ecc040cf5393311742 /Lib/idlelib/idle_test
parentd748a8085568cc57613ab2b437f7b6c1b6d76ae3 (diff)
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bpo-36419: IDLE - Refactor autocompete and improve testing. (#15121)
Diffstat (limited to 'Lib/idlelib/idle_test')
-rw-r--r--Lib/idlelib/idle_test/test_autocomplete.py248
1 files changed, 149 insertions, 99 deletions
diff --git a/Lib/idlelib/idle_test/test_autocomplete.py b/Lib/idlelib/idle_test/test_autocomplete.py
index 6181b29..2c478cd 100644
--- a/Lib/idlelib/idle_test/test_autocomplete.py
+++ b/Lib/idlelib/idle_test/test_autocomplete.py
@@ -1,4 +1,4 @@
-"Test autocomplete, coverage 87%."
+"Test autocomplete, coverage 93%."
import unittest
from unittest.mock import Mock, patch
@@ -45,127 +45,177 @@ class AutoCompleteTest(unittest.TestCase):
def test_init(self):
self.assertEqual(self.autocomplete.editwin, self.editor)
+ self.assertEqual(self.autocomplete.text, self.text)
def test_make_autocomplete_window(self):
testwin = self.autocomplete._make_autocomplete_window()
self.assertIsInstance(testwin, acw.AutoCompleteWindow)
def test_remove_autocomplete_window(self):
- self.autocomplete.autocompletewindow = (
- self.autocomplete._make_autocomplete_window())
- self.autocomplete._remove_autocomplete_window()
- self.assertIsNone(self.autocomplete.autocompletewindow)
+ acp = self.autocomplete
+ acp.autocompletewindow = m = Mock()
+ acp._remove_autocomplete_window()
+ m.hide_window.assert_called_once()
+ self.assertIsNone(acp.autocompletewindow)
def test_force_open_completions_event(self):
- # Test that force_open_completions_event calls _open_completions.
- o_cs = Func()
- self.autocomplete.open_completions = o_cs
- self.autocomplete.force_open_completions_event('event')
- self.assertEqual(o_cs.args, (True, False, True))
-
- def test_try_open_completions_event(self):
- Equal = self.assertEqual
- autocomplete = self.autocomplete
- trycompletions = self.autocomplete.try_open_completions_event
- o_c_l = Func()
- autocomplete._open_completions_later = o_c_l
-
- # _open_completions_later should not be called with no text in editor.
- trycompletions('event')
- Equal(o_c_l.args, None)
-
- # _open_completions_later should be called with COMPLETE_ATTRIBUTES (1).
- self.text.insert('1.0', 're.')
- trycompletions('event')
- Equal(o_c_l.args, (False, False, False, 1))
-
- # _open_completions_later should be called with COMPLETE_FILES (2).
- self.text.delete('1.0', 'end')
- self.text.insert('1.0', '"./Lib/')
- trycompletions('event')
- Equal(o_c_l.args, (False, False, False, 2))
+ # Call _open_completions and break.
+ acp = self.autocomplete
+ open_c = Func()
+ acp.open_completions = open_c
+ self.assertEqual(acp.force_open_completions_event('event'), 'break')
+ self.assertEqual(open_c.args[0], ac.FORCE)
def test_autocomplete_event(self):
Equal = self.assertEqual
- autocomplete = self.autocomplete
+ acp = self.autocomplete
- # Test that the autocomplete event is ignored if user is pressing a
- # modifier key in addition to the tab key.
+ # Result of autocomplete event: If modified tab, None.
ev = Event(mc_state=True)
- self.assertIsNone(autocomplete.autocomplete_event(ev))
+ self.assertIsNone(acp.autocomplete_event(ev))
del ev.mc_state
- # Test that tab after whitespace is ignored.
+ # If tab after whitespace, None.
self.text.insert('1.0', ' """Docstring.\n ')
- self.assertIsNone(autocomplete.autocomplete_event(ev))
+ self.assertIsNone(acp.autocomplete_event(ev))
self.text.delete('1.0', 'end')
- # If autocomplete window is open, complete() method is called.
+ # If active autocomplete window, complete() and 'break'.
self.text.insert('1.0', 're.')
- # This must call autocomplete._make_autocomplete_window().
- Equal(self.autocomplete.autocomplete_event(ev), 'break')
-
- # If autocomplete window is not active or does not exist,
- # open_completions is called. Return depends on its return.
- autocomplete._remove_autocomplete_window()
- o_cs = Func() # .result = None.
- autocomplete.open_completions = o_cs
- Equal(self.autocomplete.autocomplete_event(ev), None)
- Equal(o_cs.args, (False, True, True))
- o_cs.result = True
- Equal(self.autocomplete.autocomplete_event(ev), 'break')
- Equal(o_cs.args, (False, True, True))
-
- def test_open_completions_later(self):
- # Test that autocomplete._delayed_completion_id is set.
+ acp.autocompletewindow = mock = Mock()
+ mock.is_active = Mock(return_value=True)
+ Equal(acp.autocomplete_event(ev), 'break')
+ mock.complete.assert_called_once()
+ acp.autocompletewindow = None
+
+ # If no active autocomplete window, open_completions(), None/break.
+ open_c = Func(result=False)
+ acp.open_completions = open_c
+ Equal(acp.autocomplete_event(ev), None)
+ Equal(open_c.args[0], ac.TAB)
+ open_c.result = True
+ Equal(acp.autocomplete_event(ev), 'break')
+ Equal(open_c.args[0], ac.TAB)
+
+ def test_try_open_completions_event(self):
+ Equal = self.assertEqual
+ text = self.text
acp = self.autocomplete
+ trycompletions = acp.try_open_completions_event
+ after = Func(result='after1')
+ acp.text.after = after
+
+ # If no text or trigger, after not called.
+ trycompletions()
+ Equal(after.called, 0)
+ text.insert('1.0', 're')
+ trycompletions()
+ Equal(after.called, 0)
+
+ # Attribute needed, no existing callback.
+ text.insert('insert', ' re.')
acp._delayed_completion_id = None
- acp._open_completions_later(False, False, False, ac.COMPLETE_ATTRIBUTES)
+ trycompletions()
+ Equal(acp._delayed_completion_index, text.index('insert'))
+ Equal(after.args,
+ (acp.popupwait, acp._delayed_open_completions, ac.TRY_A))
cb1 = acp._delayed_completion_id
- self.assertTrue(cb1.startswith('after'))
-
- # Test that cb1 is cancelled and cb2 is new.
- acp._open_completions_later(False, False, False, ac.COMPLETE_FILES)
- self.assertNotIn(cb1, self.root.tk.call('after', 'info'))
- cb2 = acp._delayed_completion_id
- self.assertTrue(cb2.startswith('after') and cb2 != cb1)
- self.text.after_cancel(cb2)
+ Equal(cb1, 'after1')
+
+ # File needed, existing callback cancelled.
+ text.insert('insert', ' "./Lib/')
+ after.result = 'after2'
+ cancel = Func()
+ acp.text.after_cancel = cancel
+ trycompletions()
+ Equal(acp._delayed_completion_index, text.index('insert'))
+ Equal(cancel.args, (cb1,))
+ Equal(after.args,
+ (acp.popupwait, acp._delayed_open_completions, ac.TRY_F))
+ Equal(acp._delayed_completion_id, 'after2')
def test_delayed_open_completions(self):
- # Test that autocomplete._delayed_completion_id set to None
- # and that open_completions is not called if the index is not
- # equal to _delayed_completion_index.
+ Equal = self.assertEqual
acp = self.autocomplete
- acp.open_completions = Func()
+ open_c = Func()
+ acp.open_completions = open_c
+ self.text.insert('1.0', '"dict.')
+
+ # Set autocomplete._delayed_completion_id to None.
+ # Text index changed, don't call open_completions.
acp._delayed_completion_id = 'after'
acp._delayed_completion_index = self.text.index('insert+1c')
- acp._delayed_open_completions(1, 2, 3)
+ acp._delayed_open_completions('dummy')
self.assertIsNone(acp._delayed_completion_id)
- self.assertEqual(acp.open_completions.called, 0)
+ Equal(open_c.called, 0)
- # Test that open_completions is called if indexes match.
+ # Text index unchanged, call open_completions.
acp._delayed_completion_index = self.text.index('insert')
- acp._delayed_open_completions(1, 2, 3, ac.COMPLETE_FILES)
- self.assertEqual(acp.open_completions.args, (1, 2, 3, 2))
+ acp._delayed_open_completions((1, 2, 3, ac.FILES))
+ self.assertEqual(open_c.args[0], (1, 2, 3, ac.FILES))
+
+ def test_oc_cancel_comment(self):
+ none = self.assertIsNone
+ acp = self.autocomplete
+
+ # Comment is in neither code or string.
+ acp._delayed_completion_id = 'after'
+ after = Func(result='after')
+ acp.text.after_cancel = after
+ self.text.insert(1.0, '# comment')
+ none(acp.open_completions(ac.TAB)) # From 'else' after 'elif'.
+ none(acp._delayed_completion_id)
+
+ def test_oc_no_list(self):
+ acp = self.autocomplete
+ fetch = Func(result=([],[]))
+ acp.fetch_completions = fetch
+ self.text.insert('1.0', 'object')
+ self.assertIsNone(acp.open_completions(ac.TAB))
+ self.text.insert('insert', '.')
+ self.assertIsNone(acp.open_completions(ac.TAB))
+ self.assertEqual(fetch.called, 2)
+
+
+ def test_open_completions_none(self):
+ # Test other two None returns.
+ none = self.assertIsNone
+ acp = self.autocomplete
+
+ # No object for attributes or need call not allowed.
+ self.text.insert(1.0, '.')
+ none(acp.open_completions(ac.TAB))
+ self.text.insert('insert', ' int().')
+ none(acp.open_completions(ac.TAB))
+
+ # Blank or quote trigger 'if complete ...'.
+ self.text.delete(1.0, 'end')
+ self.assertFalse(acp.open_completions(ac.TAB))
+ self.text.insert('1.0', '"')
+ self.assertFalse(acp.open_completions(ac.TAB))
+ self.text.delete('1.0', 'end')
+
+ class dummy_acw():
+ __init__ = Func()
+ show_window = Func(result=False)
+ hide_window = Func()
def test_open_completions(self):
- # Test completions of files and attributes as well as non-completion
- # of errors.
- self.text.insert('1.0', 'pr')
- self.assertTrue(self.autocomplete.open_completions(False, True, True))
+ # Test completions of files and attributes.
+ acp = self.autocomplete
+ fetch = Func(result=(['tem'],['tem', '_tem']))
+ acp.fetch_completions = fetch
+ def make_acw(): return self.dummy_acw()
+ acp._make_autocomplete_window = make_acw
+
+ self.text.insert('1.0', 'int.')
+ acp.open_completions(ac.TAB)
+ self.assertIsInstance(acp.autocompletewindow, self.dummy_acw)
self.text.delete('1.0', 'end')
# Test files.
self.text.insert('1.0', '"t')
- #self.assertTrue(self.autocomplete.open_completions(False, True, True))
- self.text.delete('1.0', 'end')
-
- # Test with blank will fail.
- self.assertFalse(self.autocomplete.open_completions(False, True, True))
-
- # Test with only string quote will fail.
- self.text.insert('1.0', '"')
- self.assertFalse(self.autocomplete.open_completions(False, True, True))
+ self.assertTrue(acp.open_completions(ac.TAB))
self.text.delete('1.0', 'end')
def test_fetch_completions(self):
@@ -174,21 +224,21 @@ class AutoCompleteTest(unittest.TestCase):
# a small list containing non-private variables.
# For file completion, a large list containing all files in the path,
# and a small list containing files that do not start with '.'.
- autocomplete = self.autocomplete
- small, large = self.autocomplete.fetch_completions(
- '', ac.COMPLETE_ATTRIBUTES)
+ acp = self.autocomplete
+ small, large = acp.fetch_completions(
+ '', ac.ATTRS)
if __main__.__file__ != ac.__file__:
self.assertNotIn('AutoComplete', small) # See issue 36405.
# Test attributes
- s, b = autocomplete.fetch_completions('', ac.COMPLETE_ATTRIBUTES)
+ s, b = acp.fetch_completions('', ac.ATTRS)
self.assertLess(len(small), len(large))
self.assertTrue(all(filter(lambda x: x.startswith('_'), s)))
self.assertTrue(any(filter(lambda x: x.startswith('_'), b)))
# Test smalll should respect to __all__.
with patch.dict('__main__.__dict__', {'__all__': ['a', 'b']}):
- s, b = autocomplete.fetch_completions('', ac.COMPLETE_ATTRIBUTES)
+ s, b = acp.fetch_completions('', ac.ATTRS)
self.assertEqual(s, ['a', 'b'])
self.assertIn('__name__', b) # From __main__.__dict__
self.assertIn('sum', b) # From __main__.__builtins__.__dict__
@@ -197,7 +247,7 @@ class AutoCompleteTest(unittest.TestCase):
mock = Mock()
mock._private = Mock()
with patch.dict('__main__.__dict__', {'foo': mock}):
- s, b = autocomplete.fetch_completions('foo', ac.COMPLETE_ATTRIBUTES)
+ s, b = acp.fetch_completions('foo', ac.ATTRS)
self.assertNotIn('_private', s)
self.assertIn('_private', b)
self.assertEqual(s, [i for i in sorted(dir(mock)) if i[:1] != '_'])
@@ -211,36 +261,36 @@ class AutoCompleteTest(unittest.TestCase):
return ['monty', 'python', '.hidden']
with patch.object(os, 'listdir', _listdir):
- s, b = autocomplete.fetch_completions('', ac.COMPLETE_FILES)
+ s, b = acp.fetch_completions('', ac.FILES)
self.assertEqual(s, ['bar', 'foo'])
self.assertEqual(b, ['.hidden', 'bar', 'foo'])
- s, b = autocomplete.fetch_completions('~', ac.COMPLETE_FILES)
+ s, b = acp.fetch_completions('~', ac.FILES)
self.assertEqual(s, ['monty', 'python'])
self.assertEqual(b, ['.hidden', 'monty', 'python'])
def test_get_entity(self):
# Test that a name is in the namespace of sys.modules and
# __main__.__dict__.
- autocomplete = self.autocomplete
+ acp = self.autocomplete
Equal = self.assertEqual
- Equal(self.autocomplete.get_entity('int'), int)
+ Equal(acp.get_entity('int'), int)
# Test name from sys.modules.
mock = Mock()
with patch.dict('sys.modules', {'tempfile': mock}):
- Equal(autocomplete.get_entity('tempfile'), mock)
+ Equal(acp.get_entity('tempfile'), mock)
# Test name from __main__.__dict__.
di = {'foo': 10, 'bar': 20}
with patch.dict('__main__.__dict__', {'d': di}):
- Equal(autocomplete.get_entity('d'), di)
+ Equal(acp.get_entity('d'), di)
# Test name not in namespace.
with patch.dict('__main__.__dict__', {}):
with self.assertRaises(NameError):
- autocomplete.get_entity('not_exist')
+ acp.get_entity('not_exist')
if __name__ == '__main__':