mirrors/neovim
1
0
Fork 0
mirror of https://github.com/neovim/neovim.git synced 2025-10-26 12:27:24 +00:00
Code Issues Packages Projects Releases Wiki Activity
Files
c74a7068698b5e36f10ea96cd1fe248dec50802a
neovim/test/functional/api/buffer_spec.lua
chentau 05605bfc05 correctly mark changed regions for set_text
2021-02-07 13:50:29 -08:00

711 lines
25 KiB
Lua
Raw Blame History

local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
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 meths = helpers.meths
local funcs = helpers.funcs
local request = helpers.request
local exc_exec = helpers.exc_exec
local feed_command = helpers.feed_command
local insert = helpers.insert
local NIL = helpers.NIL
local command = helpers.command
local bufmeths = helpers.bufmeths
local feed = helpers.feed
local pcall_err = helpers.pcall_err
describe('api/buf', function()
before_each(clear)
-- access deprecated functions
local function curbuf_depr(method, ...)
return request('buffer_'..method, 0, ...)
end
describe('nvim_buf_set_lines, nvim_buf_line_count', function()
it('deprecated forms', 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)
it('cursor position is maintained after lines are inserted #9961', function()
-- replace the buffer contents with these three lines.
request('nvim_buf_set_lines', 0, 0, -1, 1, {"line1", "line2", "line3", "line4"})
-- Set the current cursor to {3, 2}.
curwin('set_cursor', {3, 2})
-- add 2 lines and delete 1 line above the current cursor position.
request('nvim_buf_set_lines', 0, 1, 2, 1, {"line5", "line6"})
-- check the current set of lines in the buffer.
eq({"line1", "line5", "line6", "line3", "line4"}, buffer('get_lines', 0, 0, -1, 1))
-- cursor should be moved below by 1 line.
eq({4, 2}, curwin('get_cursor'))
-- add a line after the current cursor position.
request('nvim_buf_set_lines', 0, 5, 5, 1, {"line7"})
-- check the current set of lines in the buffer.
eq({"line1", "line5", "line6", "line3", "line4", "line7"}, buffer('get_lines', 0, 0, -1, 1))
-- cursor position is unchanged.
eq({4, 2}, curwin('get_cursor'))
-- overwrite current cursor line.
request('nvim_buf_set_lines', 0, 3, 5, 1, {"line8", "line9"})
-- check the current set of lines in the buffer.
eq({"line1", "line5", "line6", "line8", "line9", "line7"}, buffer('get_lines', 0, 0, -1, 1))
-- cursor position is unchanged.
eq({4, 2}, curwin('get_cursor'))
-- delete current cursor line.
request('nvim_buf_set_lines', 0, 3, 5, 1, {})
-- check the current set of lines in the buffer.
eq({"line1", "line5", "line6", "line7"}, buffer('get_lines', 0, 0, -1, 1))
-- cursor position is unchanged.
eq({4, 2}, curwin('get_cursor'))
end)
it('line_count has defined behaviour for unloaded buffers', function()
-- we'll need to know our bufnr for when it gets unloaded
local bufnr = curbuf('get_number')
-- replace the buffer contents with these three lines
request('nvim_buf_set_lines', bufnr, 0, -1, 1, {"line1", "line2", "line3", "line4"})
-- check the line count is correct
eq(4, request('nvim_buf_line_count', bufnr))
-- force unload the buffer (this will discard changes)
command('new')
command('bunload! '..bufnr)
-- line count for an unloaded buffer should always be 0
eq(0, request('nvim_buf_line_count', bufnr))
end)
it('get_lines has defined behaviour for unloaded buffers', function()
-- we'll need to know our bufnr for when it gets unloaded
local bufnr = curbuf('get_number')
-- replace the buffer contents with these three lines
buffer('set_lines', bufnr, 0, -1, 1, {"line1", "line2", "line3", "line4"})
-- confirm that getting lines works
eq({"line2", "line3"}, buffer('get_lines', bufnr, 1, 3, 1))
-- force unload the buffer (this will discard changes)
command('new')
command('bunload! '..bufnr)
-- attempting to get lines now always gives empty list
eq({}, buffer('get_lines', bufnr, 1, 3, 1))
-- it's impossible to get out-of-bounds errors for an unloaded buffer
eq({}, buffer('get_lines', bufnr, 8888, 9999, 1))
end)
end)
describe('deprecated: {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('deprecated: {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('nvim_buf_get_lines, nvim_buf_set_lines', function()
local get_lines, set_lines = curbufmeths.get_lines, curbufmeths.set_lines
local line_count = curbufmeths.line_count
it('fails correctly when input is not valid', function()
eq(1, curbufmeths.get_number())
eq([[String cannot contain newlines]],
pcall_err(bufmeths.set_lines, 1, 1, 2, false, {'b\na'}))
end)
it("fails if 'nomodifiable'", function()
command('set nomodifiable')
eq([[Buffer is not 'modifiable']],
pcall_err(bufmeths.set_lines, 1, 1, 2, false, {'a','b'}))
end)
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_lines: 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)
it("set_lines on alternate buffer does not access invalid line (E315)", function()
feed_command('set hidden')
insert('Initial file')
command('enew')
insert([[
More
Lines
Than
In
The
Other
Buffer]])
feed_command('$')
local retval = exc_exec("call nvim_buf_set_lines(1, 0, 1, v:false, ['test'])")
eq(0, retval)
end)
it("set_lines of invisible buffer doesn't move cursor in current window", function()
local screen = Screen.new(20, 5)
screen:set_default_attr_ids({
[1] = {bold = true, foreground = Screen.colors.Blue1},
[2] = {bold = true},
})
screen:attach()
insert([[
Who would win?
A real window
with proper text]])
local buf = meths.create_buf(false,true)
screen:expect([[
Who would win? |
A real window |
with proper tex^t |
{1:~ }|
|
]])
meths.buf_set_lines(buf, 0, -1, true, {'or some', 'scratchy text'})
feed('i') -- provoke redraw
screen:expect([[
Who would win? |
A real window |
with proper tex^t |
{1:~ }|
{2:-- INSERT --} |
]])
end)
it('set_lines on hidden buffer preserves "previous window" #9741', function()
insert([[
visible buffer line 1
line 2
]])
local hiddenbuf = meths.create_buf(false,true)
command('vsplit')
command('vsplit')
feed('<c-w>l<c-w>l<c-w>l')
eq(3, funcs.winnr())
feed('<c-w>h')
eq(2, funcs.winnr())
meths.buf_set_lines(hiddenbuf, 0, -1, true,
{'hidden buffer line 1', 'line 2'})
feed('<c-w>p')
eq(3, funcs.winnr())
end)
end)
describe('nvim_buf_get_lines, nvim_buf_set_text', function()
local get_lines, set_text = curbufmeths.get_lines, curbufmeths.set_text
it('works', function()
insert([[
hello foo!
text
]])
eq({'hello foo!'}, get_lines(0, 1, true))
-- can replace a single word
set_text(0, 6, 0, 9, {'world'})
eq({'hello world!', 'text'}, get_lines(0, 2, true))
-- can insert text
set_text(0, 0, 0, 0, {'well '})
eq({'well hello world!', 'text'}, get_lines(0, 2, true))
-- can delete text
set_text(0, 0, 0, 5, {''})
eq({'hello world!', 'text'}, get_lines(0, 2, true))
-- can replace with multiple lines
set_text(0, 6, 0, 11, {'foo', 'wo', 'more'})
eq({'hello foo', 'wo', 'more!', 'text'}, get_lines(0, 4, true))
-- will join multiple lines if needed
set_text(0, 6, 3, 4, {'bar'})
eq({'hello bar'}, get_lines(0, 1, true))
end)
it('works with undo', function()
insert([[
hello world!
foo bar
]])
-- setting text
set_text(0, 0, 0, 0, {'well '})
feed('u')
eq({'hello world!'}, get_lines(0, 1, true))
-- deleting text
set_text(0, 0, 0, 6, {''})
feed('u')
eq({'hello world!'}, get_lines(0, 1, true))
-- inserting newlines
set_text(0, 0, 0, 0, {'hello', 'mr '})
feed('u')
eq({'hello world!'}, get_lines(0, 1, true))
-- deleting newlines
set_text(0, 0, 1, 4, {'hello'})
feed('u')
eq({'hello world!'}, get_lines(0, 1, true))
end)
it('updates the cursor position', function()
insert([[
hello world!
]])
-- position the cursor on `!`
curwin('set_cursor', {1, 11})
-- replace 'world' with 'foo'
set_text(0, 6, 0, 11, {'foo'})
eq('hello foo!', curbuf_depr('get_line', 0))
-- cursor should be moved left by two columns (replacement is shorter by 2 chars)
eq({1, 9}, curwin('get_cursor'))
end)
it('can handle NULs', function()
set_text(0, 0, 0, 0, {'ab\0cd'})
eq('ab\0cd', curbuf_depr('get_line', 0))
end)
it('adjusts extmarks', function()
local ns = request('nvim_create_namespace', "my-fancy-plugin")
insert([[
foo bar
baz
]])
local id1 = curbufmeths.set_extmark(ns, 0, 1, {})
local id2 = curbufmeths.set_extmark(ns, 0, 7, {})
local id3 = curbufmeths.set_extmark(ns, 1, 1, {})
set_text(0, 4, 0, 7, {"q"})
eq({'foo q', 'baz'}, get_lines(0, 2, true))
-- mark before replacement point is unaffected
eq({0, 1}, curbufmeths.get_extmark_by_id(ns, id1, {}))
-- mark gets shifted back because the replacement was shorter
eq({0, 5}, curbufmeths.get_extmark_by_id(ns, id2, {}))
-- mark on the next line is unaffected
eq({1, 1}, curbufmeths.get_extmark_by_id(ns, id3, {}))
-- replacing the text spanning two lines will adjust the mark on the next line
set_text(0, 3, 1, 3, {"qux"})
eq({'fooqux', ''}, get_lines(0, 2, true))
eq({0, 6}, curbufmeths.get_extmark_by_id(ns, id3, {}))
-- but mark before replacement point is still unaffected
eq({0, 1}, curbufmeths.get_extmark_by_id(ns, id1, {}))
-- and the mark in the middle was shifted to the end of the insertion
eq({0, 6}, curbufmeths.get_extmark_by_id(ns, id2, {}))
-- marks should be put back into the same place after undoing
set_text(0, 0, 0, 2, {''})
feed('u')
eq({0, 1}, curbufmeths.get_extmark_by_id(ns, id1, {}))
eq({0, 6}, curbufmeths.get_extmark_by_id(ns, id2, {}))
eq({0, 6}, curbufmeths.get_extmark_by_id(ns, id3, {}))
-- marks should be shifted over by the correct number of bytes for multibyte
-- chars
set_text(0, 0, 0, 0, {'Ø'})
eq({0, 3}, curbufmeths.get_extmark_by_id(ns, id1, {}))
eq({0, 8}, curbufmeths.get_extmark_by_id(ns, id2, {}))
eq({0, 8}, curbufmeths.get_extmark_by_id(ns, id3, {}))
end)
it("correctly marks changed region for redraw #13890", function()
local screen = Screen.new(20, 5)
screen:attach()
insert([[
AAA
BBB
]])
curbufmeths.set_text(0, 0, 1, 3, {'XXX', 'YYY'})
screen:expect([[
XXX |
YYY |
^ |
~ |
|
]])
end)
end)
describe('nvim_buf_get_offset', function()
local get_offset = curbufmeths.get_offset
it('works', function()
curbufmeths.set_lines(0,-1,true,{'Some\r','exa\000mple', '', 'buf\rfer', 'text'})
eq(5, curbufmeths.line_count())
eq(0, get_offset(0))
eq(6, get_offset(1))
eq(15, get_offset(2))
eq(16, get_offset(3))
eq(24, get_offset(4))
eq(29, get_offset(5))
eq('Index out of bounds', pcall_err(get_offset, 6))
eq('Index out of bounds', pcall_err(get_offset, -1))
curbufmeths.set_option('eol', false)
curbufmeths.set_option('fixeol', false)
eq(28, get_offset(5))
-- fileformat is ignored
curbufmeths.set_option('fileformat', 'dos')
eq(0, get_offset(0))
eq(6, get_offset(1))
eq(15, get_offset(2))
eq(16, get_offset(3))
eq(24, get_offset(4))
eq(28, get_offset(5))
curbufmeths.set_option('eol', true)
eq(29, get_offset(5))
command("set hidden")
command("enew")
eq(6, bufmeths.get_offset(1,1))
command("bunload! 1")
eq(-1, bufmeths.get_offset(1,1))
end)
end)
describe('nvim_buf_get_var, nvim_buf_set_var, nvim_buf_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'))
eq( 'Key not found: lua', pcall_err(curbufmeths.del_var, 'lua'))
curbufmeths.set_var('lua', 1)
command('lockvar b:lua')
eq('Key is locked: lua', pcall_err(curbufmeths.del_var, 'lua'))
eq('Key is locked: lua', pcall_err(curbufmeths.set_var, 'lua', 1))
eq('Key is read-only: changedtick',
pcall_err(curbufmeths.del_var, 'changedtick'))
eq('Key is read-only: changedtick',
pcall_err(curbufmeths.set_var, 'changedtick', 1))
end)
end)
describe('nvim_buf_get_changedtick', function()
it('works', function()
eq(2, curbufmeths.get_changedtick())
curbufmeths.set_lines(0, 1, false, {'abc\0', '\0def', 'ghi'})
eq(3, curbufmeths.get_changedtick())
eq(3, curbufmeths.get_var('changedtick'))
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('nvim_buf_get_option, nvim_buf_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('nvim_buf_get_name, nvim_buf_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!')
eq(1, funcs.filereadable(new_name))
os.remove(new_name)
end)
end)
describe('nvim_buf_is_loaded', function()
it('works', function()
-- record our buffer number for when we unload it
local bufnr = curbuf('get_number')
-- api should report that the buffer is loaded
ok(buffer('is_loaded', bufnr))
-- hide the current buffer by switching to a new empty buffer
-- Careful! we need to modify the buffer first or vim will just reuse it
buffer('set_lines', bufnr, 0, -1, 1, {'line1'})
command('hide enew')
-- confirm the buffer is hidden, but still loaded
local infolist = nvim('eval', 'getbufinfo('..bufnr..')')
eq(1, #infolist)
eq(1, infolist[1].hidden)
eq(1, infolist[1].loaded)
-- now force unload the buffer
command('bunload! '..bufnr)
-- confirm the buffer is unloaded
infolist = nvim('eval', 'getbufinfo('..bufnr..')')
eq(0, infolist[1].loaded)
-- nvim_buf_is_loaded() should also report the buffer as unloaded
eq(false, buffer('is_loaded', bufnr))
end)
end)
describe('nvim_buf_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('nvim_buf_delete', function()
it('allows for just deleting', function()
nvim('command', 'new')
local b = nvim('get_current_buf')
ok(buffer('is_valid', b))
nvim('buf_delete', b, {})
ok(not buffer('is_loaded', b))
ok(not buffer('is_valid', b))
end)
it('allows for just unloading', function()
nvim('command', 'new')
local b = nvim('get_current_buf')
ok(buffer('is_valid', b))
nvim('buf_delete', b, { unload = true })
ok(not buffer('is_loaded', b))
ok(buffer('is_valid', b))
end)
end)
describe('nvim_buf_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)
Reference in New Issue View Git Blame Copy Permalink