aboutsummaryrefslogtreecommitdiff
path: root/test/functional/editor/mode_cmdline_spec.lua
blob: 0f7d821bb531f94da581729dfe57c8503008f501 (plain) (blame)
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
-- Cmdline-mode tests.

local helpers = require('test.functional.helpers')(after_each)
local clear, insert, funcs, eq, feed =
  helpers.clear, helpers.insert, helpers.funcs, helpers.eq, helpers.feed
local meths = helpers.meths

describe('cmdline CTRL-R', function()
  before_each(clear)

  it('pasting non-special register inserts <CR> *between* lines', function()
    insert([[
    line1abc
    line2somemoretext
    ]])
    -- Yank 2 lines linewise, then paste to cmdline.
    feed([[<C-\><C-N>gg0yj:<C-R>0]])
    -- <CR> inserted between lines, NOT after the final line.
    eq('line1abc\rline2somemoretext', funcs.getcmdline())

    -- Yank 2 lines charwise, then paste to cmdline.
    feed([[<C-\><C-N>gg05lyvj:<C-R>0]])
    -- <CR> inserted between lines, NOT after the final line.
    eq('abc\rline2', funcs.getcmdline())

    -- Yank 1 line linewise, then paste to cmdline.
    feed([[<C-\><C-N>ggyy:<C-R>0]])
    -- No <CR> inserted.
    eq('line1abc', funcs.getcmdline())
  end)

  it('pasting special register inserts <CR>, <NL>', function()
    feed([[:<C-R>="foo\nbar\rbaz"<CR>]])
    eq('foo\nbar\rbaz', funcs.getcmdline())
  end)
end)

describe('cmdline history', function()
  before_each(clear)

  it('correctly clears start of the history', function()
    -- Regression test: check absence of the memory leak when clearing start of
    -- the history using ex_getln.c/clr_history().
    eq(1, funcs.histadd(':', 'foo'))
    eq(1, funcs.histdel(':'))
    eq('', funcs.histget(':', -1))
  end)

  it('correctly clears end of the history', function()
    -- Regression test: check absence of the memory leak when clearing end of
    -- the history using ex_getln.c/clr_history().
    meths.set_option('history', 1)
    eq(1, funcs.histadd(':', 'foo'))
    eq(1, funcs.histdel(':'))
    eq('', funcs.histget(':', -1))
  end)

  it('correctly removes item from history', function()
    -- Regression test: check that ex_getln.c/del_history_idx() correctly clears
    -- history index after removing history entry. If it does not then deleting
    -- history will result in a double free.
    eq(1, funcs.histadd(':', 'foo'))
    eq(1, funcs.histadd(':', 'bar'))
    eq(1, funcs.histadd(':', 'baz'))
    eq(1, funcs.histdel(':', -2))
    eq(1, funcs.histdel(':'))
    eq('', funcs.histget(':', -1))
  end)
end)