1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
|
local helpers = require('test.functional.helpers')(after_each)
local clear, nvim, buffer = helpers.clear, helpers.nvim, helpers.buffer
local curbuf, curwin, eq = helpers.curbuf, helpers.curwin, helpers.eq
local curbufmeths, ok = helpers.curbufmeths, helpers.ok
local funcs, request = helpers.funcs, helpers.request
local NIL = helpers.NIL
describe('api/buf', function()
before_each(clear)
-- access deprecated functions
local function curbuf_depr(method, ...)
return request('buffer_'..method, 0, ...)
end
describe('line_count, insert and del_line', function()
it('works', function()
eq(1, curbuf_depr('line_count'))
curbuf_depr('insert', -1, {'line'})
eq(2, curbuf_depr('line_count'))
curbuf_depr('insert', -1, {'line'})
eq(3, curbuf_depr('line_count'))
curbuf_depr('del_line', -1)
eq(2, curbuf_depr('line_count'))
curbuf_depr('del_line', -1)
curbuf_depr('del_line', -1)
-- There's always at least one line
eq(1, curbuf_depr('line_count'))
end)
end)
describe('{get,set,del}_line', function()
it('works', function()
eq('', curbuf_depr('get_line', 0))
curbuf_depr('set_line', 0, 'line1')
eq('line1', curbuf_depr('get_line', 0))
curbuf_depr('set_line', 0, 'line2')
eq('line2', curbuf_depr('get_line', 0))
curbuf_depr('del_line', 0)
eq('', curbuf_depr('get_line', 0))
end)
it('get_line: out-of-bounds is an error', function()
curbuf_depr('set_line', 0, 'line1.a')
eq(1, curbuf_depr('line_count')) -- sanity
eq(false, pcall(curbuf_depr, 'get_line', 1))
eq(false, pcall(curbuf_depr, 'get_line', -2))
end)
it('set_line, del_line: out-of-bounds is an error', function()
curbuf_depr('set_line', 0, 'line1.a')
eq(false, pcall(curbuf_depr, 'set_line', 1, 'line1.b'))
eq(false, pcall(curbuf_depr, 'set_line', -2, 'line1.b'))
eq(false, pcall(curbuf_depr, 'del_line', 2))
eq(false, pcall(curbuf_depr, 'del_line', -3))
end)
it('can handle NULs', function()
curbuf_depr('set_line', 0, 'ab\0cd')
eq('ab\0cd', curbuf_depr('get_line', 0))
end)
end)
describe('{get,set}_line_slice', function()
it('get_line_slice: out-of-bounds returns empty array', function()
curbuf_depr('set_line_slice', 0, 0, true, true, {'a', 'b', 'c'})
eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, 2, true, true)) --sanity
eq({}, curbuf_depr('get_line_slice', 2, 3, false, true))
eq({}, curbuf_depr('get_line_slice', 3, 9, true, true))
eq({}, curbuf_depr('get_line_slice', 3, -1, true, true))
eq({}, curbuf_depr('get_line_slice', -3, -4, false, true))
eq({}, curbuf_depr('get_line_slice', -4, -5, true, true))
end)
it('set_line_slice: out-of-bounds extends past end', function()
curbuf_depr('set_line_slice', 0, 0, true, true, {'a', 'b', 'c'})
eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, 2, true, true)) --sanity
eq({'c'}, curbuf_depr('get_line_slice', -1, 4, true, true))
eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, 5, true, true))
curbuf_depr('set_line_slice', 4, 5, true, true, {'d'})
eq({'a', 'b', 'c', 'd'}, curbuf_depr('get_line_slice', 0, 5, true, true))
curbuf_depr('set_line_slice', -4, -5, true, true, {'e'})
eq({'e', 'a', 'b', 'c', 'd'}, curbuf_depr('get_line_slice', 0, 5, true, true))
end)
it('works', function()
eq({''}, curbuf_depr('get_line_slice', 0, -1, true, true))
-- Replace buffer
curbuf_depr('set_line_slice', 0, -1, true, true, {'a', 'b', 'c'})
eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, -1, true, true))
eq({'b', 'c'}, curbuf_depr('get_line_slice', 1, -1, true, true))
eq({'b'}, curbuf_depr('get_line_slice', 1, 2, true, false))
eq({}, curbuf_depr('get_line_slice', 1, 1, true, false))
eq({'a', 'b'}, curbuf_depr('get_line_slice', 0, -1, true, false))
eq({'b'}, curbuf_depr('get_line_slice', 1, -1, true, false))
eq({'b', 'c'}, curbuf_depr('get_line_slice', -2, -1, true, true))
curbuf_depr('set_line_slice', 1, 2, true, false, {'a', 'b', 'c'})
eq({'a', 'a', 'b', 'c', 'c'}, curbuf_depr('get_line_slice', 0, -1, true, true))
curbuf_depr('set_line_slice', -1, -1, true, true, {'a', 'b', 'c'})
eq({'a', 'a', 'b', 'c', 'a', 'b', 'c'},
curbuf_depr('get_line_slice', 0, -1, true, true))
curbuf_depr('set_line_slice', 0, -3, true, false, {})
eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, -1, true, true))
curbuf_depr('set_line_slice', 0, -1, true, true, {})
eq({''}, curbuf_depr('get_line_slice', 0, -1, true, true))
end)
end)
describe('{get,set}_lines', function()
local get_lines, set_lines = curbufmeths.get_lines, curbufmeths.set_lines
local line_count = curbufmeths.line_count
it('has correct line_count when inserting and deleting', function()
eq(1, line_count())
set_lines(-1, -1, true, {'line'})
eq(2, line_count())
set_lines(-1, -1, true, {'line'})
eq(3, line_count())
set_lines(-2, -1, true, {})
eq(2, line_count())
set_lines(-2, -1, true, {})
set_lines(-2, -1, true, {})
-- There's always at least one line
eq(1, line_count())
end)
it('can get, set and delete a single line', function()
eq({''}, get_lines(0, 1, true))
set_lines(0, 1, true, {'line1'})
eq({'line1'}, get_lines(0, 1, true))
set_lines(0, 1, true, {'line2'})
eq({'line2'}, get_lines(0, 1, true))
set_lines(0, 1, true, {})
eq({''}, get_lines(0, 1, true))
end)
it('can get a single line with strict indexing', function()
set_lines(0, 1, true, {'line1.a'})
eq(1, line_count()) -- sanity
eq(false, pcall(get_lines, 1, 2, true))
eq(false, pcall(get_lines, -3, -2, true))
end)
it('can get a single line with non-strict indexing', function()
set_lines(0, 1, true, {'line1.a'})
eq(1, line_count()) -- sanity
eq({}, get_lines(1, 2, false))
eq({}, get_lines(-3, -2, false))
end)
it('can set and delete a single line with strict indexing', function()
set_lines(0, 1, true, {'line1.a'})
eq(false, pcall(set_lines, 1, 2, true, {'line1.b'}))
eq(false, pcall(set_lines, -3, -2, true, {'line1.c'}))
eq({'line1.a'}, get_lines(0, -1, true))
eq(false, pcall(set_lines, 1, 2, true, {}))
eq(false, pcall(set_lines, -3, -2, true, {}))
eq({'line1.a'}, get_lines(0, -1, true))
end)
it('can set and delete a single line with non-strict indexing', function()
set_lines(0, 1, true, {'line1.a'})
set_lines(1, 2, false, {'line1.b'})
set_lines(-4, -3, false, {'line1.c'})
eq({'line1.c', 'line1.a', 'line1.b'}, get_lines(0, -1, true))
set_lines(3, 4, false, {})
set_lines(-5, -4, false, {})
eq({'line1.c', 'line1.a', 'line1.b'}, get_lines(0, -1, true))
end)
it('can handle NULs', function()
set_lines(0, 1, true, {'ab\0cd'})
eq({'ab\0cd'}, get_lines(0, -1, true))
end)
it('works with multiple lines', function()
eq({''}, get_lines(0, -1, true))
-- Replace buffer
for _, mode in pairs({false, true}) do
set_lines(0, -1, mode, {'a', 'b', 'c'})
eq({'a', 'b', 'c'}, get_lines(0, -1, mode))
eq({'b', 'c'}, get_lines(1, -1, mode))
eq({'b'}, get_lines(1, 2, mode))
eq({}, get_lines(1, 1, mode))
eq({'a', 'b'}, get_lines(0, -2, mode))
eq({'b'}, get_lines(1, -2, mode))
eq({'b', 'c'}, get_lines(-3, -1, mode))
set_lines(1, 2, mode, {'a', 'b', 'c'})
eq({'a', 'a', 'b', 'c', 'c'}, get_lines(0, -1, mode))
set_lines(-2, -1, mode, {'a', 'b', 'c'})
eq({'a', 'a', 'b', 'c', 'a', 'b', 'c'},
get_lines(0, -1, mode))
set_lines(0, -4, mode, {})
eq({'a', 'b', 'c'}, get_lines(0, -1, mode))
set_lines(0, -1, mode, {})
eq({''}, get_lines(0, -1, mode))
end
end)
it('can get line ranges with non-strict indexing', function()
set_lines(0, -1, true, {'a', 'b', 'c'})
eq({'a', 'b', 'c'}, get_lines(0, -1, true)) --sanity
eq({}, get_lines(3, 4, false))
eq({}, get_lines(3, 10, false))
eq({}, get_lines(-5, -5, false))
eq({}, get_lines(3, -1, false))
eq({}, get_lines(-3, -4, false))
end)
it('can get line ranges with strict indexing', function()
set_lines(0, -1, true, {'a', 'b', 'c'})
eq({'a', 'b', 'c'}, get_lines(0, -1, true)) --sanity
eq(false, pcall(get_lines, 3, 4, true))
eq(false, pcall(get_lines, 3, 10, true))
eq(false, pcall(get_lines, -5, -5, true))
-- empty or inverted ranges are not errors
eq({}, get_lines(3, -1, true))
eq({}, get_lines(-3, -4, true))
end)
it('set_line_slice: out-of-bounds can extend past end', function()
set_lines(0, -1, true, {'a', 'b', 'c'})
eq({'a', 'b', 'c'}, get_lines(0, -1, true)) --sanity
eq({'c'}, get_lines(-2, 5, false))
eq({'a', 'b', 'c'}, get_lines(0, 6, false))
eq(false, pcall(set_lines, 4, 6, true, {'d'}))
set_lines(4, 6, false, {'d'})
eq({'a', 'b', 'c', 'd'}, get_lines(0, -1, true))
eq(false, pcall(set_lines, -6, -6, true, {'e'}))
set_lines(-6, -6, false, {'e'})
eq({'e', 'a', 'b', 'c', 'd'}, get_lines(0, -1, true))
end)
end)
describe('{get,set,del}_var', function()
it('works', function()
curbuf('set_var', 'lua', {1, 2, {['3'] = 1}})
eq({1, 2, {['3'] = 1}}, curbuf('get_var', 'lua'))
eq({1, 2, {['3'] = 1}}, nvim('eval', 'b:lua'))
eq(1, funcs.exists('b:lua'))
curbufmeths.del_var('lua')
eq(0, funcs.exists('b:lua'))
end)
it('buffer_set_var returns the old value', function()
local val1 = {1, 2, {['3'] = 1}}
local val2 = {4, 7}
eq(NIL, request('buffer_set_var', 0, 'lua', val1))
eq(val1, request('buffer_set_var', 0, 'lua', val2))
end)
it('buffer_del_var returns the old value', function()
local val1 = {1, 2, {['3'] = 1}}
local val2 = {4, 7}
eq(NIL, request('buffer_set_var', 0, 'lua', val1))
eq(val1, request('buffer_set_var', 0, 'lua', val2))
eq(val2, request('buffer_del_var', 0, 'lua'))
end)
end)
describe('{get,set}_option', function()
it('works', function()
eq(8, curbuf('get_option', 'shiftwidth'))
curbuf('set_option', 'shiftwidth', 4)
eq(4, curbuf('get_option', 'shiftwidth'))
-- global-local option
curbuf('set_option', 'define', 'test')
eq('test', curbuf('get_option', 'define'))
-- Doesn't change the global value
eq([[^\s*#\s*define]], nvim('get_option', 'define'))
end)
end)
describe('{get,set}_name', function()
it('works', function()
nvim('command', 'new')
eq('', curbuf('get_name'))
local new_name = nvim('eval', 'resolve(tempname())')
curbuf('set_name', new_name)
eq(new_name, curbuf('get_name'))
nvim('command', 'w!')
local f = io.open(new_name)
ok(f ~= nil)
f:close()
os.remove(new_name)
end)
end)
describe('is_valid', function()
it('works', function()
nvim('command', 'new')
local b = nvim('get_current_buf')
ok(buffer('is_valid', b))
nvim('command', 'bw!')
ok(not buffer('is_valid', b))
end)
end)
describe('get_mark', function()
it('works', function()
curbuf('set_lines', -1, -1, true, {'a', 'bit of', 'text'})
curwin('set_cursor', {3, 4})
nvim('command', 'mark V')
eq({3, 0}, curbuf('get_mark', 'V'))
end)
end)
end)
|
