xref: /vim-8.2.3635/src/testdir/test_ex_mode.vim (revision d0bce504)
1" Test editing line in Ex mode (see :help Q and :help gQ).
2
3source check.vim
4source shared.vim
5
6" Helper function to test editing line in Q Ex mode
7func Ex_Q(cmd)
8  " Is there a simpler way to test editing Ex line?
9  call feedkeys("Q"
10        \    .. "let s:test_ex =<< END\<CR>"
11        \    .. a:cmd .. "\<CR>"
12        \    .. "END\<CR>"
13        \    .. "visual\<CR>", 'tx')
14  return s:test_ex[0]
15endfunc
16
17" Helper function to test editing line in gQ Ex mode
18func Ex_gQ(cmd)
19  call feedkeys("gQ" .. a:cmd .. "\<C-b>\"\<CR>", 'tx')
20  let ret = @:[1:] " Remove leading quote.
21  call feedkeys("visual\<CR>", 'tx')
22  return ret
23endfunc
24
25" Helper function to test editing line with both Q and gQ Ex mode.
26func Ex(cmd)
27 return [Ex_Q(a:cmd), Ex_gQ(a:cmd)]
28endfunc
29
30" Test editing line in Ex mode (both Q and gQ)
31func Test_ex_mode()
32  let encoding_save = &encoding
33  set sw=2
34
35  for e in ['utf8', 'latin1']
36    exe 'set encoding=' . e
37
38    call assert_equal(['bar', 'bar'],             Ex("foo bar\<C-u>bar"), e)
39    call assert_equal(["1\<C-u>2", "1\<C-u>2"],   Ex("1\<C-v>\<C-u>2"), e)
40    call assert_equal(["1\<C-b>2\<C-e>3", '213'], Ex("1\<C-b>2\<C-e>3"), e)
41    call assert_equal(['0123', '2013'],           Ex("01\<Home>2\<End>3"), e)
42    call assert_equal(['0123', '0213'],           Ex("01\<Left>2\<Right>3"), e)
43    call assert_equal(['01234', '0342'],          Ex("012\<Left>\<Left>\<Insert>3\<Insert>4"), e)
44    call assert_equal(["foo bar\<C-w>", 'foo '],  Ex("foo bar\<C-w>"), e)
45    call assert_equal(['foo', 'foo'],             Ex("fooba\<Del>\<Del>"), e)
46    call assert_equal(["foo\tbar", 'foobar'],     Ex("foo\<Tab>bar"), e)
47    call assert_equal(["abbrev\t", 'abbreviate'], Ex("abbrev\<Tab>"), e)
48    call assert_equal(['    1', "1\<C-t>\<C-t>"], Ex("1\<C-t>\<C-t>"), e)
49    call assert_equal(['  1', "1\<C-t>\<C-t>"],   Ex("1\<C-t>\<C-t>\<C-d>"), e)
50    call assert_equal(['  foo', '    foo'],       Ex("    foo\<C-d>"), e)
51    call assert_equal(['foo', '    foo0'],        Ex("    foo0\<C-d>"), e)
52    call assert_equal(['foo', '    foo^'],        Ex("    foo^\<C-d>"), e)
53    call assert_equal(['foo', 'foo'],
54          \ Ex("\<BS>\<C-H>\<Del>\<kDel>foo"), e)
55    " default wildchar <Tab> interferes with this test
56    set wildchar=<c-e>
57    call assert_equal(["a\tb", "a\tb"],           Ex("a\t\t\<C-H>b"), e)
58    call assert_equal(["\t  mn", "\tm\<C-T>n"],        Ex("\tm\<C-T>n"), e)
59    set wildchar&
60  endfor
61
62  set sw&
63  let &encoding = encoding_save
64endfunc
65
66" Test substitute confirmation prompt :%s/pat/str/c in Ex mode
67func Test_Ex_substitute()
68  CheckRunVimInTerminal
69  let buf = RunVimInTerminal('', {'rows': 6})
70
71  call term_sendkeys(buf, ":call setline(1, ['foo foo', 'foo foo', 'foo foo'])\<CR>")
72  call term_sendkeys(buf, ":set number\<CR>")
73  call term_sendkeys(buf, "gQ")
74  call WaitForAssert({-> assert_match(':', term_getline(buf, 6))}, 1000)
75
76  call term_sendkeys(buf, "%s/foo/bar/gc\<CR>")
77  call WaitForAssert({-> assert_match('  1 foo foo', term_getline(buf, 5))},
78        \ 1000)
79  call WaitForAssert({-> assert_match('    ^^^', term_getline(buf, 6))}, 1000)
80  call term_sendkeys(buf, "n\<CR>")
81  call WaitForAssert({-> assert_match('        ^^^', term_getline(buf, 6))},
82        \ 1000)
83  call term_sendkeys(buf, "y\<CR>")
84
85  call term_sendkeys(buf, "q\<CR>")
86  call WaitForAssert({-> assert_match(':', term_getline(buf, 6))}, 1000)
87
88  " Pressing enter in ex mode should print the current line
89  call term_sendkeys(buf, "\<CR>")
90  call WaitForAssert({-> assert_match('  3 foo foo',
91        \ term_getline(buf, 5))}, 1000)
92
93  call term_sendkeys(buf, ":vi\<CR>")
94  call WaitForAssert({-> assert_match('foo bar', term_getline(buf, 1))}, 1000)
95
96  call StopVimInTerminal(buf)
97endfunc
98
99" Test for displaying lines from an empty buffer in Ex mode
100func Test_Ex_emptybuf()
101  new
102  call assert_fails('call feedkeys("Q\<CR>", "xt")', 'E749:')
103  call setline(1, "abc")
104  call assert_fails('call feedkeys("Q\<CR>", "xt")', 'E501:')
105  call assert_fails('call feedkeys("Q%d\<CR>", "xt")', 'E749:')
106  close!
107endfunc
108
109" Test for the :open command
110func Test_open_command()
111  new
112  call setline(1, ['foo foo', 'foo bar', 'foo baz'])
113  call feedkeys("Qopen\<CR>j", 'xt')
114  call assert_equal('foo bar', getline('.'))
115  call feedkeys("Qopen /bar/\<CR>", 'xt')
116  call assert_equal(5, col('.'))
117  call assert_fails('call feedkeys("Qopen /baz/\<CR>", "xt")', 'E479:')
118  close!
119endfunc
120
121" Test for :g/pat/visual to run vi commands in Ex mode
122" This used to hang Vim before 8.2.0274.
123func Test_Ex_global()
124  new
125  call setline(1, ['', 'foo', 'bar', 'foo', 'bar', 'foo'])
126  call feedkeys("Q\<bs>g/bar/visual\<CR>$rxQ$ryQvisual\<CR>j", "xt")
127  call assert_equal('bax', getline(3))
128  call assert_equal('bay', getline(5))
129  bwipe!
130endfunc
131
132" In Ex-mode, a backslash escapes a newline
133func Test_Ex_escape_enter()
134  call feedkeys("gQlet l = \"a\\\<kEnter>b\"\<cr>vi\<cr>", 'xt')
135  call assert_equal("a\rb", l)
136endfunc
137
138" Test for :append! command in Ex mode
139func Test_Ex_append()
140  new
141  call setline(1, "\t   abc")
142  call feedkeys("Qappend!\npqr\nxyz\n.\nvisual\n", 'xt')
143  call assert_equal(["\t   abc", "\t   pqr", "\t   xyz"], getline(1, '$'))
144  close!
145endfunc
146
147" In Ex-mode, backslashes at the end of a command should be halved.
148func Test_Ex_echo_backslash()
149  " This test works only when the language is English
150  CheckEnglish
151  let bsl = '\\\\'
152  let bsl2 = '\\\'
153  call assert_fails('call feedkeys("Qecho " .. bsl .. "\nvisual\n", "xt")',
154        \ "E15: Invalid expression: \\\\")
155  call assert_fails('call feedkeys("Qecho " .. bsl2 .. "\nm\nvisual\n", "xt")',
156        \ "E15: Invalid expression: \\\nm")
157endfunc
158
159func Test_ex_mode_errors()
160  " Not allowed to enter ex mode when text is locked
161  au InsertCharPre <buffer> normal! gQ<CR>
162  let caught_e565 = 0
163  try
164    call feedkeys("ix\<esc>", 'xt')
165  catch /^Vim\%((\a\+)\)\=:E565/ " catch E565
166    let caught_e565 = 1
167  endtry
168  call assert_equal(1, caught_e565)
169  au! InsertCharPre
170
171  new
172  au CmdLineEnter * call ExEnterFunc()
173  func ExEnterFunc()
174
175  endfunc
176  call feedkeys("gQvi\r", 'xt')
177
178  au! CmdLineEnter
179  delfunc ExEnterFunc
180  quit
181endfunc
182
183func Test_ex_mode_with_global()
184  CheckNotGui
185  CheckFeature timers
186
187  " This will get stuck in Normal mode after the failed "J", use a timer to
188  " get going again.
189  let lines =<< trim END
190    call ch_logfile('logfile', 'w')
191    pedit
192    func FeedQ(id)
193      call feedkeys('Q', 't')
194    endfunc
195    call timer_start(10, 'FeedQ')
196    g/^/vi|HJ
197    call writefile(['done'], 'Xdidexmode')
198    qall!
199  END
200  call writefile(lines, 'Xexmodescript')
201  call assert_equal(1, RunVim([], [], '-e -s -S Xexmodescript'))
202  call assert_equal(['done'], readfile('Xdidexmode'))
203
204  call delete('logfile')
205  call delete('Xdidexmode')
206  call delete('Xexmodescript')
207endfunc
208
209func Test_ex_mode_count_overflow()
210  " The multiplication causes an integer overflow
211  CheckNotAsan
212
213  " this used to cause a crash
214  let lines =<< trim END
215    call feedkeys("\<Esc>Q\<CR>")
216    v9|9silent! vi|333333233333y32333333%O
217    call writefile(['done'], 'Xdidexmode')
218    qall!
219  END
220  call writefile(lines, 'Xexmodescript')
221  call assert_equal(1, RunVim([], [], '-e -s -S Xexmodescript -c qa'))
222  call assert_equal(['done'], readfile('Xdidexmode'))
223
224  call delete('Xdidexmode')
225  call delete('Xexmodescript')
226endfunc
227
228" vim: shiftwidth=2 sts=2 expandtab
229