test_Key_parse_reify() - Code Metrics - Inspection of "'vim' could not be imported in rplugin of Neovim." - lambdalisue/neovim-prompt - Measure and Improve Code Quality continuously with Scrutinizer

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by Lambda

created 2016-10-16 20:37 UTC

test_Key_parse_reify() B

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Metric	Value
cc	7
dl	0
loc	8
rs	7.3333
c	0
b	0
f	0

from curses import ascii
from collections import abc

from datetime import datetime, timedelta

import pytest

from neovim_prompt.key import Key


def test_Key_property():
    key = Key(0x01, '\x01')
    assert isinstance(key, abc.Hashable)
    assert isinstance(key, abc.Container)
    assert isinstance(key, abc.Sized)


def test_Key_parse_with_int(nvim):
    expr = 0x00
    assert Key.parse(nvim, expr).code == expr
    assert Key.parse(nvim, expr).char == '\x00'


def test_Key_parse_with_bytes(nvim):
    expr = b'\x80kb'
    assert Key.parse(nvim, expr).code == expr
    assert Key.parse(nvim, expr).char == ''

    expr = b'a'
    assert Key.parse(nvim, expr).code == ord(expr)
    assert Key.parse(nvim, expr).char == 'a'

    expr = b'INS'
    assert Key.parse(nvim, expr).code == b'INS'
    assert Key.parse(nvim, expr).char == 'INS'

    expr = b'<prompt:accept>'
    assert Key.parse(nvim, expr).code == b'<prompt:accept>'
    assert Key.parse(nvim, expr).char == '<prompt:accept>'


def test_Key_parse_with_bytes_special_key_constant_int(nvim):

    expr = b'<CR>'
    assert Key.parse(nvim, expr).code == ascii.CR
    assert Key.parse(nvim, expr).char == '\r'

    expr = b'<BSLASH>'
    assert Key.parse(nvim, expr).code == ord('\\')
    assert Key.parse(nvim, expr).char == '\\'

    expr = b'<LT>'
    assert Key.parse(nvim, expr).code == ord('<')
    assert Key.parse(nvim, expr).char == '<'


def test_Key_parse_with_bytes_special_key_constant_bytes(nvim):

    expr = b'<BACKSPACE>'
    assert Key.parse(nvim, expr).code == b'\x80kb'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<DELETE>'
    assert Key.parse(nvim, expr).code == b'\x80kD'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<INSERT>'
    assert Key.parse(nvim, expr).code == b'\x80kI'
    assert Key.parse(nvim, expr).char == ''


def test_Key_parse_with_bytes_special_key_ctrl(nvim):
    expr = b'<C-A>'
    assert Key.parse(nvim, expr).code == ord('\x01')
    assert Key.parse(nvim, expr).char == '\x01'

    expr = b'<C-H>'
    assert Key.parse(nvim, expr).code == ord('\x08')
    assert Key.parse(nvim, expr).char == '\x08'

    # NOTE:
    # https://github.com/vim/vim/blob/d58b0f982ad758c59abe47627216a15497e9c3c1/src/gui_w32.c#L1956-L1989
    # When user type '2', '6', or '-' with 'Ctrl' key, Vim assume they type
    # '^@', '^^', or '^_' instead. However, Vim reports "\x90\xfc\x046" for
    # :echo "\<C-6>" so <C-6> should not become <C-^> in key mapping level.
    expr = b'<C-2>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x042'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<C-6>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x046'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<C-->'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x04-'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<C-BS>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x04\x80kb'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<C-INS>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x04\x80kI'
    assert Key.parse(nvim, expr).char == ''


def test_Key_parse_with_bytes_special_key_meta(nvim):
    expr = b'<M-A>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x08A'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<M-z>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x08z'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<M-BS>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x08\x80kb'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<M-INS>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x08\x80kI'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<A-A>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x08A'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<A-z>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x08z'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<A-BS>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x08\x80kb'
    assert Key.parse(nvim, expr).char == ''

    expr = b'<A-INS>'
    assert Key.parse(nvim, expr).code == b'\x80\xfc\x08\x80kI'
    assert Key.parse(nvim, expr).char == ''


def test_Key_parse_with_bytes_special_key_leader(nvim):
    nvim.vars = {
        'mapleader': '\\',
        'maplocalleader': ',',
    }
    expr = b'<Leader>'
    assert Key.parse(nvim, expr).code == ord(b'\\')
    assert Key.parse(nvim, expr).char == '\\'

    expr = b'<LocalLeader>'
    assert Key.parse(nvim, expr).code == ord(b',')
    assert Key.parse(nvim, expr).char == ','


def test_Key_parse_with_bytes_str(nvim):
    expr = '<Backspace>'
    assert Key.parse(nvim, expr).code == b'\x80kb'
    assert Key.parse(nvim, expr).char == ''


def test_Key_parse_reify(nvim):
    assert Key.parse(nvim, 0) == Key.parse(nvim, 0)
    assert Key.parse(nvim, 0) != Key.parse(nvim, 1)
    assert Key.parse(nvim, 0) is Key.parse(nvim, 0)

    assert Key.parse(nvim, b'\x80kb') == Key.parse(nvim, b'\x80kb')
    assert Key.parse(nvim, b'\x80kb') != Key.parse(nvim, b'\x80ku')
    assert Key.parse(nvim, b'\x80kb') is Key.parse(nvim, b'\x80kb')


def test_Key_immutability(nvim):
    key = Key.parse(nvim, 0)
    # Changing attributes is not permitted
    with pytest.raises(AttributeError):
        key.code = 1
    with pytest.raises(AttributeError):
        key.char = 1
    # Adding a new attribute is not permitted
    with pytest.raises(AttributeError):
        key.new_attribute = 1


1		from curses import ascii
2		from collections import abc
3
4		from datetime import datetime, timedelta
5
6		import pytest
7
8		from neovim_prompt.key import Key
9
10
11		def test_Key_property():
12		key = Key(0x01, '\x01')
13		assert isinstance(key, abc.Hashable)
14		assert isinstance(key, abc.Container)
15		assert isinstance(key, abc.Sized)
16
17
18		def test_Key_parse_with_int(nvim):
19		expr = 0x00
20		assert Key.parse(nvim, expr).code == expr
21		assert Key.parse(nvim, expr).char == '\x00'
22
23
24		def test_Key_parse_with_bytes(nvim):
25		expr = b'\x80kb'
26		assert Key.parse(nvim, expr).code == expr
27		assert Key.parse(nvim, expr).char == ''
28
29		expr = b'a'
30		assert Key.parse(nvim, expr).code == ord(expr)
31		assert Key.parse(nvim, expr).char == 'a'
32
33		expr = b'INS'
34		assert Key.parse(nvim, expr).code == b'INS'
35		assert Key.parse(nvim, expr).char == 'INS'
36
37		expr = b'<prompt:accept>'
38		assert Key.parse(nvim, expr).code == b'<prompt:accept>'
39		assert Key.parse(nvim, expr).char == '<prompt:accept>'
40
41
42	View Code Duplication	def test_Key_parse_with_bytes_special_key_constant_int(nvim):
		0 ignored issues – show Duplication introduced 2016-10-16 20:38 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
43		expr = b'<CR>'
44		assert Key.parse(nvim, expr).code == ascii.CR
45		assert Key.parse(nvim, expr).char == '\r'
46
47		expr = b'<BSLASH>'
48		assert Key.parse(nvim, expr).code == ord('\\')
49		assert Key.parse(nvim, expr).char == '\\'
50
51		expr = b'<LT>'
52		assert Key.parse(nvim, expr).code == ord('<')
53		assert Key.parse(nvim, expr).char == '<'
54
55
56	View Code Duplication	def test_Key_parse_with_bytes_special_key_constant_bytes(nvim):
		0 ignored issues – show Duplication introduced 2016-10-16 20:38 UTC by Report Bug Copy Issue Report This code seems to be duplicated in your project. Loading history...
57		expr = b'<BACKSPACE>'
58		assert Key.parse(nvim, expr).code == b'\x80kb'
59		assert Key.parse(nvim, expr).char == ''
60
61		expr = b'<DELETE>'
62		assert Key.parse(nvim, expr).code == b'\x80kD'
63		assert Key.parse(nvim, expr).char == ''
64
65		expr = b'<INSERT>'
66		assert Key.parse(nvim, expr).code == b'\x80kI'
67		assert Key.parse(nvim, expr).char == ''
68
69
70		def test_Key_parse_with_bytes_special_key_ctrl(nvim):
71		expr = b'<C-A>'
72		assert Key.parse(nvim, expr).code == ord('\x01')
73		assert Key.parse(nvim, expr).char == '\x01'
74
75		expr = b'<C-H>'
76		assert Key.parse(nvim, expr).code == ord('\x08')
77		assert Key.parse(nvim, expr).char == '\x08'
78
79		# NOTE:
80		# https://github.com/vim/vim/blob/d58b0f982ad758c59abe47627216a15497e9c3c1/src/gui_w32.c#L1956-L1989
81		# When user type '2', '6', or '-' with 'Ctrl' key, Vim assume they type
82		# '^@', '^^', or '^_' instead. However, Vim reports "\x90\xfc\x046" for
83		# :echo "\<C-6>" so <C-6> should not become <C-^> in key mapping level.
84		expr = b'<C-2>'
85		assert Key.parse(nvim, expr).code == b'\x80\xfc\x042'
86		assert Key.parse(nvim, expr).char == ''
87
88		expr = b'<C-6>'
89		assert Key.parse(nvim, expr).code == b'\x80\xfc\x046'
90		assert Key.parse(nvim, expr).char == ''
91
92		expr = b'<C-->'
93		assert Key.parse(nvim, expr).code == b'\x80\xfc\x04-'
94		assert Key.parse(nvim, expr).char == ''
95
96		expr = b'<C-BS>'
97		assert Key.parse(nvim, expr).code == b'\x80\xfc\x04\x80kb'
98		assert Key.parse(nvim, expr).char == ''
99
100		expr = b'<C-INS>'
101		assert Key.parse(nvim, expr).code == b'\x80\xfc\x04\x80kI'
102		assert Key.parse(nvim, expr).char == ''
103
104
105		def test_Key_parse_with_bytes_special_key_meta(nvim):
106		expr = b'<M-A>'
107		assert Key.parse(nvim, expr).code == b'\x80\xfc\x08A'
108		assert Key.parse(nvim, expr).char == ''
109
110		expr = b'<M-z>'
111		assert Key.parse(nvim, expr).code == b'\x80\xfc\x08z'
112		assert Key.parse(nvim, expr).char == ''
113
114		expr = b'<M-BS>'
115		assert Key.parse(nvim, expr).code == b'\x80\xfc\x08\x80kb'
116		assert Key.parse(nvim, expr).char == ''
117
118		expr = b'<M-INS>'
119		assert Key.parse(nvim, expr).code == b'\x80\xfc\x08\x80kI'
120		assert Key.parse(nvim, expr).char == ''
121
122		expr = b'<A-A>'
123		assert Key.parse(nvim, expr).code == b'\x80\xfc\x08A'
124		assert Key.parse(nvim, expr).char == ''
125
126		expr = b'<A-z>'
127		assert Key.parse(nvim, expr).code == b'\x80\xfc\x08z'
128		assert Key.parse(nvim, expr).char == ''
129
130		expr = b'<A-BS>'
131		assert Key.parse(nvim, expr).code == b'\x80\xfc\x08\x80kb'
132		assert Key.parse(nvim, expr).char == ''
133
134		expr = b'<A-INS>'
135		assert Key.parse(nvim, expr).code == b'\x80\xfc\x08\x80kI'
136		assert Key.parse(nvim, expr).char == ''
137
138
139		def test_Key_parse_with_bytes_special_key_leader(nvim):
140		nvim.vars = {
141		'mapleader': '\\',
142		'maplocalleader': ',',
143		}
144		expr = b'<Leader>'
145		assert Key.parse(nvim, expr).code == ord(b'\\')
146		assert Key.parse(nvim, expr).char == '\\'
147
148		expr = b'<LocalLeader>'
149		assert Key.parse(nvim, expr).code == ord(b',')
150		assert Key.parse(nvim, expr).char == ','
151
152
153		def test_Key_parse_with_bytes_str(nvim):
154		expr = '<Backspace>'
155		assert Key.parse(nvim, expr).code == b'\x80kb'
156		assert Key.parse(nvim, expr).char == ''
157
158
159		def test_Key_parse_reify(nvim):
160		assert Key.parse(nvim, 0) == Key.parse(nvim, 0)
161		assert Key.parse(nvim, 0) != Key.parse(nvim, 1)
162		assert Key.parse(nvim, 0) is Key.parse(nvim, 0)
163
164		assert Key.parse(nvim, b'\x80kb') == Key.parse(nvim, b'\x80kb')
165		assert Key.parse(nvim, b'\x80kb') != Key.parse(nvim, b'\x80ku')
166		assert Key.parse(nvim, b'\x80kb') is Key.parse(nvim, b'\x80kb')
167
168
169		def test_Key_immutability(nvim):
170		key = Key.parse(nvim, 0)
171		# Changing attributes is not permitted
172		with pytest.raises(AttributeError):
173		key.code = 1
174		with pytest.raises(AttributeError):
175		key.char = 1
176		# Adding a new attribute is not permitted
177		with pytest.raises(AttributeError):
178		key.new_attribute = 1
179

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