test_keymap_harvest_notimeout() - Code Metrics - Inspection of "Improve coverage and fix notimeout issue" - lambdalisue/neovim-prompt - Measure and Improve Code Quality continuously with Scrutinizer

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Push — master ( 2bc9f2...ef56ad )

by Lambda

created 2016-10-18 16:53 UTC

test_keymap_harvest_notimeout() D

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loc	50
rs	4
c	0
b	0
f	0

from curses import ascii
from collections import abc

from datetime import datetime, timedelta
from unittest.mock import MagicMock, patch

import pytest

from neovim_prompt.keystroke import Keystroke
from neovim_prompt.keymap import Keymap


def test_Keymap_property():
    keymap = Keymap()


def test_keymap_register(nvim):

    lhs = Keystroke.parse(nvim, '<C-H>')
    rhs = Keystroke.parse(nvim, '<BS>')
    keymap = Keymap()
    keymap.register(lhs, rhs)
    assert keymap.registry[lhs] == (lhs, rhs, False, False)

    keymap.register(lhs, rhs, True)
    assert keymap.registry[lhs] == (lhs, rhs, True, False)

    keymap.register(lhs, rhs, True, True)
    assert keymap.registry[lhs] == (lhs, rhs, True, True)


def test_keymap_register_from_rule(nvim):

    lhs = Keystroke.parse(nvim, '<C-H>')
    rhs = Keystroke.parse(nvim, '<BS>')
    keymap = Keymap()
    keymap.register_from_rule(nvim, ('<C-H>', '<BS>'))
    assert keymap.registry[lhs] == (lhs, rhs, False, False)

    keymap.register_from_rule(nvim, ('<C-H>', '<BS>', True))
    assert keymap.registry[lhs] == (lhs, rhs, True, False)

    keymap.register_from_rule(nvim, ('<C-H>', '<BS>', True, True))
    assert keymap.registry[lhs] == (lhs, rhs, True, True)


def test_keymap_register_from_rules(nvim):
    lhs1 = Keystroke.parse(nvim, '<C-H>')
    lhs2 = Keystroke.parse(nvim, '<C-D>')
    lhs3 = Keystroke.parse(nvim, '<C-M>')
    rhs1 = Keystroke.parse(nvim, '<BS>')
    rhs2 = Keystroke.parse(nvim, '<DEL>')
    rhs3 = Keystroke.parse(nvim, '<CR>')

    keymap = Keymap()
    keymap.register_from_rules(nvim, [
        ('<C-H>', '<BS>'),
        ('<C-D>', '<DEL>', True),
        ('<C-M>', '<CR>', True, True),
    ])
    assert keymap.registry[lhs1] == (lhs1, rhs1, False, False)
    assert keymap.registry[lhs2] == (lhs2, rhs2, True, False)
    assert keymap.registry[lhs3] == (lhs3, rhs3, True, True)

    # It can overwrite
    keymap.register_from_rules(nvim, [
        ('<C-H>', '<BS>', True, True),
        ('<C-D>', '<DEL>', False, True),
        ('<C-M>', '<CR>', False, False),
    ])
    assert keymap.registry[lhs1] == (lhs1, rhs1, True, True)
    assert keymap.registry[lhs2] == (lhs2, rhs2, False, True)
    assert keymap.registry[lhs3] == (lhs3, rhs3, False, False)


def test_keymap_filter(nvim):
    lhs1 = Keystroke.parse(nvim, '<C-X><C-F>')
    lhs2 = Keystroke.parse(nvim, '<C-X><C-B>')
    lhs3 = Keystroke.parse(nvim, '<C-A>')
    keymap = Keymap()
    keymap.register_from_rule(nvim, ('<C-X><C-F>', '<A>'))
    keymap.register_from_rule(nvim, ('<C-X><C-B>', '<B>'))
    keymap.register_from_rule(nvim, ('<C-A>', '<C>'))

    assert keymap.filter(Keystroke.parse(nvim, '')) == sorted((
        (lhs3, Keystroke.parse(nvim, '<C>'), False, False),
        (lhs1, Keystroke.parse(nvim, '<A>'), False, False),
        (lhs2, Keystroke.parse(nvim, '<B>'), False, False),
    ))

    assert keymap.filter(Keystroke.parse(nvim, '<C-X>')) == sorted((
        (lhs1, Keystroke.parse(nvim, '<A>'), False, False),
        (lhs2, Keystroke.parse(nvim, '<B>'), False, False),
    ))

    assert keymap.filter(Keystroke.parse(nvim, '<C-X><C-F>')) == sorted((
        (lhs1, Keystroke.parse(nvim, '<A>'), False, False),
    ))


def test_keymap_resolve(nvim):
    lhs1 = Keystroke.parse(nvim, '<C-X><C-F>')
    lhs2 = Keystroke.parse(nvim, '<C-X><C-B>')
    lhs3 = Keystroke.parse(nvim, '<C-A>')
    keymap = Keymap()
    keymap.register_from_rule(nvim, ('<C-X><C-F>', '<A>'))
    keymap.register_from_rule(nvim, ('<C-X><C-B>', '<B>'))
    keymap.register_from_rule(nvim, ('<C-A>', '<C>'))

    assert keymap.resolve(Keystroke.parse(nvim, '')) is None
    assert keymap.resolve(Keystroke.parse(nvim, '<C-A>')) == \
        Keystroke.parse(nvim, '<C>')
    assert keymap.resolve(Keystroke.parse(nvim, '<C-X>')) is None
    assert keymap.resolve(Keystroke.parse(nvim, '<C-X><C-F>')) == \
        Keystroke.parse(nvim, '<A>')

    # remap
    keymap.register_from_rule(nvim, ('<B>', '<D>'))
    assert keymap.resolve(Keystroke.parse(nvim, '<C-X><C-B>')) == \
        Keystroke.parse(nvim, '<D>')
    # noremap
    keymap.register_from_rule(nvim, ('<C-X><C-B>', '<B>', True))
    assert keymap.resolve(Keystroke.parse(nvim, '<C-X><C-B>')) == \
        Keystroke.parse(nvim, '<B>')

    keymap.register_from_rule(nvim, ('<C-Y><C-K>', '<E>'))
    assert keymap.resolve(Keystroke.parse(nvim, '<C-Y>')) is None


def test_keymap_harvest_timeout(nvim):
    nvim.options = {
        'timeout': True,
        'timeoutlen': 1000,
        'encoding': 'utf-8',
    }

    now = datetime.now()
    with patch('neovim_prompt.keymap.datetime') as m1:
        keymap = Keymap()
        keymap.register_from_rules(nvim, [
            ('<C-H>', '<prompt:CH>', True),
            ('<C-H><C-H>', '<prompt:CHCH>', True),
        ])

        # Keypress within timeoutlen
        def side_effect(*args):
            yield ord('\x08')   # ^H
            m1.now.return_value += timedelta(milliseconds=999)
            yield 0
            yield ord('\x08')   # ^H

        m1.now.return_value = now
        nvim.call = MagicMock()
        nvim.call.side_effect = side_effect()

        keystroke = keymap.harvest(nvim)
        assert keystroke == Keystroke.parse(nvim, '<prompt:CHCH>')
        with pytest.raises(StopIteration):
            nvim.call()

        # Keypress after timeoutlen
        def side_effect(*args):
            yield ord('\x08')   # ^H
            m1.now.return_value += timedelta(milliseconds=1000)
            yield 0
            yield ord('\x08')   # ^H

        m1.now.return_value = now
        nvim.call.side_effect = side_effect()

        keystroke = keymap.harvest(nvim)
        assert keystroke == Keystroke.parse(nvim, '<prompt:CH>')
        assert nvim.call() == ord('\x08')   # residual

        # Timeout without keypress
        def side_effect(*args):
            m1.now.return_value += timedelta(milliseconds=1000)
            yield 0
            yield ord('\x08')   # ^H
            yield ord('\x08')   # ^H

        m1.now.return_value = now
        nvim.call.side_effect = side_effect()

        keystroke = keymap.harvest(nvim)
        assert keystroke == Keystroke.parse(nvim, '<prompt:CHCH>')
        with pytest.raises(StopIteration):
            nvim.call()

        # Keypress within timeoutlen but with nowait
        keymap.register_from_rules(nvim, [
            ('<C-H>', '<prompt:CH>', True, True),
            ('<C-H><C-H>', '<prompt:CHCH>', True),
        ])
        def side_effect(*args):
            yield ord('\x08')   # ^H
            m1.now.return_value += timedelta(milliseconds=999)
            yield 0
            yield ord('\x08')   # ^H

        m1.now.return_value = now
        nvim.call = MagicMock()
        nvim.call.side_effect = side_effect()

        keystroke = keymap.harvest(nvim)
        assert keystroke == Keystroke.parse(nvim, '<prompt:CH>')
        assert nvim.call() == 0   # residual
        assert nvim.call() == ord('\x08')   # residual


def test_keymap_harvest_notimeout(nvim):
    nvim.options = {
        'timeout': False,
        'timeoutlen': 1000,
        'encoding': 'utf-8',
    }

    now = datetime.now()
    with patch('neovim_prompt.keymap.datetime') as m1:
        keymap = Keymap()
        keymap.register_from_rules(nvim, [
            ('<C-H>', '<prompt:CH>', True),
            ('<C-H><C-H>', '<prompt:CHCH>', True),
        ])

        # Keypress after timeoutlen
        def side_effect(*args):
            yield ord('\x08')   # ^H
            m1.now.return_value += timedelta(milliseconds=1000)
            yield 0
            yield ord('\x08')   # ^H

        m1.now.return_value = now
        nvim.call = MagicMock()
        nvim.call.side_effect = side_effect()

        keystroke = keymap.harvest(nvim)
        assert keystroke == Keystroke.parse(nvim, '<prompt:CHCH>')
        with pytest.raises(StopIteration):
            nvim.call()

        # Keypress within timeoutlen but with nowait
        keymap.register_from_rules(nvim, [
            ('<C-H>', '<prompt:CH>', True, True),
            ('<C-H><C-H>', '<prompt:CHCH>', True),
        ])
        def side_effect(*args):
            yield ord('\x08')   # ^H
            m1.now.return_value += timedelta(milliseconds=999)
            yield 0
            yield ord('\x08')   # ^H

        m1.now.return_value = now
        nvim.call = MagicMock()
        nvim.call.side_effect = side_effect()

        keystroke = keymap.harvest(nvim)
        assert keystroke == Keystroke.parse(nvim, '<prompt:CH>')
        assert nvim.call() == 0   # residual
        assert nvim.call() == ord('\x08')   # residual


def test_Keymap_from_rules(nvim):
    lhs1 = Keystroke.parse(nvim, '<C-H>')
    lhs2 = Keystroke.parse(nvim, '<C-D>')
    lhs3 = Keystroke.parse(nvim, '<C-M>')
    rhs1 = Keystroke.parse(nvim, '<BS>')
    rhs2 = Keystroke.parse(nvim, '<DEL>')
    rhs3 = Keystroke.parse(nvim, '<CR>')

    keymap = Keymap.from_rules(nvim, [
        ('<C-H>', '<BS>'),
        ('<C-D>', '<DEL>', True),
        ('<C-M>', '<CR>', True, True),
    ])
    assert keymap.registry[lhs1] == (lhs1, rhs1, False, False)
    assert keymap.registry[lhs2] == (lhs2, rhs2, True, False)
    assert keymap.registry[lhs3] == (lhs3, rhs3, True, True)


1		from curses import ascii
2		from collections import abc
3
4		from datetime import datetime, timedelta
5		from unittest.mock import MagicMock, patch
6
7		import pytest
8
9		from neovim_prompt.keystroke import Keystroke
10		from neovim_prompt.keymap import Keymap
11
12
13		def test_Keymap_property():
14		keymap = Keymap()
15
16
17	View Code Duplication	def test_keymap_register(nvim):
		0 ignored issues – show Duplication introduced 2016-10-18 15:13 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
18		lhs = Keystroke.parse(nvim, '<C-H>')
19		rhs = Keystroke.parse(nvim, '<BS>')
20		keymap = Keymap()
21		keymap.register(lhs, rhs)
22		assert keymap.registry[lhs] == (lhs, rhs, False, False)
23
24		keymap.register(lhs, rhs, True)
25		assert keymap.registry[lhs] == (lhs, rhs, True, False)
26
27		keymap.register(lhs, rhs, True, True)
28		assert keymap.registry[lhs] == (lhs, rhs, True, True)
29
30
31	View Code Duplication	def test_keymap_register_from_rule(nvim):
		0 ignored issues – show Duplication introduced 2016-10-18 15:13 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
32		lhs = Keystroke.parse(nvim, '<C-H>')
33		rhs = Keystroke.parse(nvim, '<BS>')
34		keymap = Keymap()
35		keymap.register_from_rule(nvim, ('<C-H>', '<BS>'))
36		assert keymap.registry[lhs] == (lhs, rhs, False, False)
37
38		keymap.register_from_rule(nvim, ('<C-H>', '<BS>', True))
39		assert keymap.registry[lhs] == (lhs, rhs, True, False)
40
41		keymap.register_from_rule(nvim, ('<C-H>', '<BS>', True, True))
42		assert keymap.registry[lhs] == (lhs, rhs, True, True)
43
44
45		def test_keymap_register_from_rules(nvim):
46		lhs1 = Keystroke.parse(nvim, '<C-H>')
47		lhs2 = Keystroke.parse(nvim, '<C-D>')
48		lhs3 = Keystroke.parse(nvim, '<C-M>')
49		rhs1 = Keystroke.parse(nvim, '<BS>')
50		rhs2 = Keystroke.parse(nvim, '<DEL>')
51		rhs3 = Keystroke.parse(nvim, '<CR>')
52
53		keymap = Keymap()
54		keymap.register_from_rules(nvim, [
55		('<C-H>', '<BS>'),
56		('<C-D>', '<DEL>', True),
57		('<C-M>', '<CR>', True, True),
58		])
59		assert keymap.registry[lhs1] == (lhs1, rhs1, False, False)
60		assert keymap.registry[lhs2] == (lhs2, rhs2, True, False)
61		assert keymap.registry[lhs3] == (lhs3, rhs3, True, True)
62
63		# It can overwrite
64		keymap.register_from_rules(nvim, [
65		('<C-H>', '<BS>', True, True),
66		('<C-D>', '<DEL>', False, True),
67		('<C-M>', '<CR>', False, False),
68		])
69		assert keymap.registry[lhs1] == (lhs1, rhs1, True, True)
70		assert keymap.registry[lhs2] == (lhs2, rhs2, False, True)
71		assert keymap.registry[lhs3] == (lhs3, rhs3, False, False)
72
73
74		def test_keymap_filter(nvim):
75		lhs1 = Keystroke.parse(nvim, '<C-X><C-F>')
76		lhs2 = Keystroke.parse(nvim, '<C-X><C-B>')
77		lhs3 = Keystroke.parse(nvim, '<C-A>')
78		keymap = Keymap()
79		keymap.register_from_rule(nvim, ('<C-X><C-F>', '<A>'))
80		keymap.register_from_rule(nvim, ('<C-X><C-B>', '<B>'))
81		keymap.register_from_rule(nvim, ('<C-A>', '<C>'))
82
83		assert keymap.filter(Keystroke.parse(nvim, '')) == sorted((
84		(lhs3, Keystroke.parse(nvim, '<C>'), False, False),
85		(lhs1, Keystroke.parse(nvim, '<A>'), False, False),
86		(lhs2, Keystroke.parse(nvim, '<B>'), False, False),
87		))
88
89		assert keymap.filter(Keystroke.parse(nvim, '<C-X>')) == sorted((
90		(lhs1, Keystroke.parse(nvim, '<A>'), False, False),
91		(lhs2, Keystroke.parse(nvim, '<B>'), False, False),
92		))
93
94		assert keymap.filter(Keystroke.parse(nvim, '<C-X><C-F>')) == sorted((
95		(lhs1, Keystroke.parse(nvim, '<A>'), False, False),
96		))
97
98
99		def test_keymap_resolve(nvim):
100		lhs1 = Keystroke.parse(nvim, '<C-X><C-F>')
101		lhs2 = Keystroke.parse(nvim, '<C-X><C-B>')
102		lhs3 = Keystroke.parse(nvim, '<C-A>')
103		keymap = Keymap()
104		keymap.register_from_rule(nvim, ('<C-X><C-F>', '<A>'))
105		keymap.register_from_rule(nvim, ('<C-X><C-B>', '<B>'))
106		keymap.register_from_rule(nvim, ('<C-A>', '<C>'))
107
108		assert keymap.resolve(Keystroke.parse(nvim, '')) is None
109		assert keymap.resolve(Keystroke.parse(nvim, '<C-A>')) == \
110		Keystroke.parse(nvim, '<C>')
111		assert keymap.resolve(Keystroke.parse(nvim, '<C-X>')) is None
112		assert keymap.resolve(Keystroke.parse(nvim, '<C-X><C-F>')) == \
113		Keystroke.parse(nvim, '<A>')
114
115		# remap
116		keymap.register_from_rule(nvim, ('<B>', '<D>'))
117		assert keymap.resolve(Keystroke.parse(nvim, '<C-X><C-B>')) == \
118		Keystroke.parse(nvim, '<D>')
119		# noremap
120		keymap.register_from_rule(nvim, ('<C-X><C-B>', '<B>', True))
121		assert keymap.resolve(Keystroke.parse(nvim, '<C-X><C-B>')) == \
122		Keystroke.parse(nvim, '<B>')
123
124		keymap.register_from_rule(nvim, ('<C-Y><C-K>', '<E>'))
125		assert keymap.resolve(Keystroke.parse(nvim, '<C-Y>')) is None
126
127
128		def test_keymap_harvest_timeout(nvim):
129		nvim.options = {
130		'timeout': True,
131		'timeoutlen': 1000,
132		'encoding': 'utf-8',
133		}
134
135		now = datetime.now()
136		with patch('neovim_prompt.keymap.datetime') as m1:
137		keymap = Keymap()
138		keymap.register_from_rules(nvim, [
139		('<C-H>', '<prompt:CH>', True),
140		('<C-H><C-H>', '<prompt:CHCH>', True),
141		])
142
143		# Keypress within timeoutlen
144		def side_effect(*args):
145		yield ord('\x08') # ^H
146		m1.now.return_value += timedelta(milliseconds=999)
147		yield 0
148		yield ord('\x08') # ^H
149
150		m1.now.return_value = now
151		nvim.call = MagicMock()
152		nvim.call.side_effect = side_effect()
153
154		keystroke = keymap.harvest(nvim)
155		assert keystroke == Keystroke.parse(nvim, '<prompt:CHCH>')
156		with pytest.raises(StopIteration):
157		nvim.call()
158
159		# Keypress after timeoutlen
160		def side_effect(*args):
161		yield ord('\x08') # ^H
162		m1.now.return_value += timedelta(milliseconds=1000)
163		yield 0
164		yield ord('\x08') # ^H
165
166		m1.now.return_value = now
167		nvim.call.side_effect = side_effect()
168
169		keystroke = keymap.harvest(nvim)
170		assert keystroke == Keystroke.parse(nvim, '<prompt:CH>')
171		assert nvim.call() == ord('\x08') # residual
172
173		# Timeout without keypress
174		def side_effect(*args):
175		m1.now.return_value += timedelta(milliseconds=1000)
176		yield 0
177		yield ord('\x08') # ^H
178		yield ord('\x08') # ^H
179
180		m1.now.return_value = now
181		nvim.call.side_effect = side_effect()
182
183		keystroke = keymap.harvest(nvim)
184		assert keystroke == Keystroke.parse(nvim, '<prompt:CHCH>')
185		with pytest.raises(StopIteration):
186		nvim.call()
187
188		# Keypress within timeoutlen but with nowait
189		keymap.register_from_rules(nvim, [
190		('<C-H>', '<prompt:CH>', True, True),
191		('<C-H><C-H>', '<prompt:CHCH>', True),
192		])
193		def side_effect(*args):
194		yield ord('\x08') # ^H
195		m1.now.return_value += timedelta(milliseconds=999)
196		yield 0
197		yield ord('\x08') # ^H
198
199		m1.now.return_value = now
200		nvim.call = MagicMock()
201		nvim.call.side_effect = side_effect()
202
203		keystroke = keymap.harvest(nvim)
204		assert keystroke == Keystroke.parse(nvim, '<prompt:CH>')
205		assert nvim.call() == 0 # residual
206		assert nvim.call() == ord('\x08') # residual
207
208
209		def test_keymap_harvest_notimeout(nvim):
210		nvim.options = {
211		'timeout': False,
212		'timeoutlen': 1000,
213		'encoding': 'utf-8',
214		}
215
216		now = datetime.now()
217		with patch('neovim_prompt.keymap.datetime') as m1:
218		keymap = Keymap()
219		keymap.register_from_rules(nvim, [
220		('<C-H>', '<prompt:CH>', True),
221		('<C-H><C-H>', '<prompt:CHCH>', True),
222		])
223
224		# Keypress after timeoutlen
225		def side_effect(*args):
226		yield ord('\x08') # ^H
227		m1.now.return_value += timedelta(milliseconds=1000)
228		yield 0
229		yield ord('\x08') # ^H
230
231		m1.now.return_value = now
232		nvim.call = MagicMock()
233		nvim.call.side_effect = side_effect()
234
235		keystroke = keymap.harvest(nvim)
236		assert keystroke == Keystroke.parse(nvim, '<prompt:CHCH>')
237		with pytest.raises(StopIteration):
238		nvim.call()
239
240		# Keypress within timeoutlen but with nowait
241		keymap.register_from_rules(nvim, [
242		('<C-H>', '<prompt:CH>', True, True),
243		('<C-H><C-H>', '<prompt:CHCH>', True),
244		])
245		def side_effect(*args):
246		yield ord('\x08') # ^H
247		m1.now.return_value += timedelta(milliseconds=999)
248		yield 0
249		yield ord('\x08') # ^H
250
251		m1.now.return_value = now
252		nvim.call = MagicMock()
253		nvim.call.side_effect = side_effect()
254
255		keystroke = keymap.harvest(nvim)
256		assert keystroke == Keystroke.parse(nvim, '<prompt:CH>')
257		assert nvim.call() == 0 # residual
258		assert nvim.call() == ord('\x08') # residual
259
260
261		def test_Keymap_from_rules(nvim):
262		lhs1 = Keystroke.parse(nvim, '<C-H>')
263		lhs2 = Keystroke.parse(nvim, '<C-D>')
264		lhs3 = Keystroke.parse(nvim, '<C-M>')
265		rhs1 = Keystroke.parse(nvim, '<BS>')
266		rhs2 = Keystroke.parse(nvim, '<DEL>')
267		rhs3 = Keystroke.parse(nvim, '<CR>')
268
269		keymap = Keymap.from_rules(nvim, [
270		('<C-H>', '<BS>'),
271		('<C-D>', '<DEL>', True),
272		('<C-M>', '<CR>', True, True),
273		])
274		assert keymap.registry[lhs1] == (lhs1, rhs1, False, False)
275		assert keymap.registry[lhs2] == (lhs2, rhs2, True, False)
276		assert keymap.registry[lhs3] == (lhs3, rhs3, True, True)
277

lambdalisue / neovim-prompt

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test_keymap_harvest_notimeout() D

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