neovim/test/functional/ui/decorations_spec.lua
Björn Linse a4d81a8002 refactor(decorations): merge the two different code paths for virt_text
test(bufhl): CHANGE of tested behaviour (inb4 a proper priority mechanism)
test(decoration): change of test; previous behavior was buggy (ghost
buffer text)
2021-07-29 20:34:42 +02:00

793 lines
33 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local Screen = require('test.functional.ui.screen')
local clear = helpers.clear
local feed = helpers.feed
local insert = helpers.insert
local exec_lua = helpers.exec_lua
local exec = helpers.exec
local expect_events = helpers.expect_events
local meths = helpers.meths
local command = helpers.command
describe('decorations providers', function()
local screen
before_each(function()
clear()
screen = Screen.new(40, 8)
screen:attach()
screen:set_default_attr_ids {
[1] = {bold=true, foreground=Screen.colors.Blue};
[2] = {foreground = Screen.colors.Grey100, background = Screen.colors.Red};
[3] = {foreground = Screen.colors.Brown};
[4] = {foreground = Screen.colors.Blue1};
[5] = {foreground = Screen.colors.Magenta};
[6] = {bold = true, foreground = Screen.colors.Brown};
[7] = {background = Screen.colors.Gray90};
[8] = {bold = true, reverse = true};
[9] = {reverse = true};
[10] = {italic = true, background = Screen.colors.Magenta};
[11] = {foreground = Screen.colors.Red, background = tonumber('0x005028')};
[12] = {foreground = tonumber('0x990000')};
[13] = {background = Screen.colors.LightBlue};
}
end)
local mulholland = [[
// just to see if there was an accident
// on Mulholland Drive
try_start();
bufref_T save_buf;
switch_buffer(&save_buf, buf);
posp = getmark(mark, false);
restore_buffer(&save_buf); ]]
local function setup_provider(code)
return exec_lua ([[
local a = vim.api
_G.ns1 = a.nvim_create_namespace "ns1"
]] .. (code or [[
beamtrace = {}
local function on_do(kind, ...)
table.insert(beamtrace, {kind, ...})
end
]]) .. [[
a.nvim_set_decoration_provider(_G.ns1, {
on_start = on_do; on_buf = on_do;
on_win = on_do; on_line = on_do;
on_end = on_do;
})
return _G.ns1
]])
end
local function check_trace(expected)
local actual = exec_lua [[ local b = beamtrace beamtrace = {} return b ]]
expect_events(expected, actual, "beam trace")
end
it('does not OOM when inserting, rather than appending, to the decoration provider vector', function()
-- Add a dummy decoration provider with a larger ns id than what setup_provider() creates.
-- This forces get_decor_provider() to insert into the providers vector,
-- rather than append, which used to spin in an infinite loop allocating
-- memory until nvim crashed/was killed.
setup_provider([[
local ns2 = a.nvim_create_namespace "ns2"
a.nvim_set_decoration_provider(ns2, {})
]])
helpers.assert_alive()
end)
it('leave a trace', function()
insert(mulholland)
setup_provider()
screen:expect{grid=[[
// just to see if there was an accident |
// on Mulholland Drive |
try_start(); |
bufref_T save_buf; |
switch_buffer(&save_buf, buf); |
posp = getmark(mark, false); |
restore_buffer(&save_buf);^ |
|
]]}
check_trace {
{ "start", 4, 40 };
{ "win", 1000, 1, 0, 8 };
{ "line", 1000, 1, 0 };
{ "line", 1000, 1, 1 };
{ "line", 1000, 1, 2 };
{ "line", 1000, 1, 3 };
{ "line", 1000, 1, 4 };
{ "line", 1000, 1, 5 };
{ "line", 1000, 1, 6 };
{ "end", 4 };
}
feed "iü<esc>"
screen:expect{grid=[[
// just to see if there was an accident |
// on Mulholland Drive |
try_start(); |
bufref_T save_buf; |
switch_buffer(&save_buf, buf); |
posp = getmark(mark, false); |
restore_buffer(&save_buf);^ü |
|
]]}
check_trace {
{ "start", 5, 10 };
{ "buf", 1 };
{ "win", 1000, 1, 0, 8 };
{ "line", 1000, 1, 6 };
{ "end", 5 };
}
end)
it('can have single provider', function()
insert(mulholland)
setup_provider [[
local hl = a.nvim_get_hl_id_by_name "ErrorMsg"
local test_ns = a.nvim_create_namespace "mulholland"
function on_do(event, ...)
if event == "line" then
local win, buf, line = ...
a.nvim_buf_set_extmark(buf, test_ns, line, line,
{ end_line = line, end_col = line+1,
hl_group = hl,
ephemeral = true
})
end
end
]]
screen:expect{grid=[[
{2:/}/ just to see if there was an accident |
/{2:/} on Mulholland Drive |
tr{2:y}_start(); |
buf{2:r}ef_T save_buf; |
swit{2:c}h_buffer(&save_buf, buf); |
posp {2:=} getmark(mark, false); |
restor{2:e}_buffer(&save_buf);^ |
|
]]}
end)
it('can predefine highlights', function()
screen:try_resize(40, 16)
insert(mulholland)
exec [[
3
set ft=c
syntax on
set number cursorline
split
]]
local ns1 = setup_provider()
for k,v in pairs {
LineNr = {italic=true, bg="Magenta"};
Comment = {fg="#FF0000", bg = 80*256+40};
CursorLine = {link="ErrorMsg"};
} do meths.set_hl(ns1, k, v) end
screen:expect{grid=[[
{3: 1 }{4:// just to see if there was an accid}|
{3: }{4:ent} |
{3: 2 }{4:// on Mulholland Drive} |
{6: 3 }{7:^try_start(); }|
{3: 4 }bufref_T save_buf; |
{3: 5 }switch_buffer(&save_buf, buf); |
{3: 6 }posp = getmark(mark, {5:false}); |
{8:[No Name] [+] }|
{3: 2 }{4:// on Mulholland Drive} |
{6: 3 }{7:try_start(); }|
{3: 4 }bufref_T save_buf; |
{3: 5 }switch_buffer(&save_buf, buf); |
{3: 6 }posp = getmark(mark, {5:false}); |
{3: 7 }restore_buffer(&save_buf); |
{9:[No Name] [+] }|
|
]]}
meths._set_hl_ns(ns1)
screen:expect{grid=[[
{10: 1 }{11:// just to see if there was an accid}|
{10: }{11:ent} |
{10: 2 }{11:// on Mulholland Drive} |
{6: 3 }{2:^try_start(); }|
{10: 4 }bufref_T save_buf; |
{10: 5 }switch_buffer(&save_buf, buf); |
{10: 6 }posp = getmark(mark, {5:false}); |
{8:[No Name] [+] }|
{10: 2 }{11:// on Mulholland Drive} |
{6: 3 }{2:try_start(); }|
{10: 4 }bufref_T save_buf; |
{10: 5 }switch_buffer(&save_buf, buf); |
{10: 6 }posp = getmark(mark, {5:false}); |
{10: 7 }restore_buffer(&save_buf); |
{9:[No Name] [+] }|
|
]]}
exec_lua [[
local a = vim.api
local thewin = a.nvim_get_current_win()
local ns2 = a.nvim_create_namespace 'ns2'
a.nvim_set_decoration_provider (ns2, {
on_win = function (_, win, buf)
a.nvim__set_hl_ns(win == thewin and _G.ns1 or ns2)
end;
})
]]
screen:expect{grid=[[
{10: 1 }{11:// just to see if there was an accid}|
{10: }{11:ent} |
{10: 2 }{11:// on Mulholland Drive} |
{6: 3 }{2:^try_start(); }|
{10: 4 }bufref_T save_buf; |
{10: 5 }switch_buffer(&save_buf, buf); |
{10: 6 }posp = getmark(mark, {5:false}); |
{8:[No Name] [+] }|
{3: 2 }{4:// on Mulholland Drive} |
{6: 3 }{7:try_start(); }|
{3: 4 }bufref_T save_buf; |
{3: 5 }switch_buffer(&save_buf, buf); |
{3: 6 }posp = getmark(mark, {5:false}); |
{3: 7 }restore_buffer(&save_buf); |
{9:[No Name] [+] }|
|
]]}
end)
it('can break an existing link', function()
insert(mulholland)
local ns1 = setup_provider()
exec [[
highlight OriginalGroup guifg='#990000'
highlight link LinkGroup OriginalGroup
]]
meths.buf_set_virtual_text(0, 0, 2, {{'- not red', 'LinkGroup'}}, {})
screen:expect{grid=[[
// just to see if there was an accident |
// on Mulholland Drive |
try_start(); {12:- not red} |
bufref_T save_buf; |
switch_buffer(&save_buf, buf); |
posp = getmark(mark, false); |
restore_buffer(&save_buf);^ |
|
]]}
meths.set_hl(ns1, 'LinkGroup', {fg = 'Blue'})
meths._set_hl_ns(ns1)
screen:expect{grid=[[
// just to see if there was an accident |
// on Mulholland Drive |
try_start(); {4:- not red} |
bufref_T save_buf; |
switch_buffer(&save_buf, buf); |
posp = getmark(mark, false); |
restore_buffer(&save_buf);^ |
|
]]}
end)
it("with 'default': do not break an existing link", function()
insert(mulholland)
local ns1 = setup_provider()
exec [[
highlight OriginalGroup guifg='#990000'
highlight link LinkGroup OriginalGroup
]]
meths.buf_set_virtual_text(0, 0, 2, {{'- not red', 'LinkGroup'}}, {})
screen:expect{grid=[[
// just to see if there was an accident |
// on Mulholland Drive |
try_start(); {12:- not red} |
bufref_T save_buf; |
switch_buffer(&save_buf, buf); |
posp = getmark(mark, false); |
restore_buffer(&save_buf);^ |
|
]]}
meths.set_hl(ns1, 'LinkGroup', {fg = 'Blue', default=true})
meths._set_hl_ns(ns1)
feed 'k'
screen:expect{grid=[[
// just to see if there was an accident |
// on Mulholland Drive |
try_start(); {12:- not red} |
bufref_T save_buf; |
switch_buffer(&save_buf, buf); |
posp = getmark(mark, false^); |
restore_buffer(&save_buf); |
|
]]}
end)
it('can have virtual text', function()
insert(mulholland)
setup_provider [[
local hl = a.nvim_get_hl_id_by_name "ErrorMsg"
local test_ns = a.nvim_create_namespace "mulholland"
function on_do(event, ...)
if event == "line" then
local win, buf, line = ...
a.nvim_buf_set_extmark(buf, test_ns, line, 0, {
virt_text = {{'+', 'ErrorMsg'}};
virt_text_pos='overlay';
ephemeral = true;
})
end
end
]]
screen:expect{grid=[[
{2:+}/ just to see if there was an accident |
{2:+}/ on Mulholland Drive |
{2:+}ry_start(); |
{2:+}ufref_T save_buf; |
{2:+}witch_buffer(&save_buf, buf); |
{2:+}osp = getmark(mark, false); |
{2:+}estore_buffer(&save_buf);^ |
|
]]}
end)
it('can have virtual text of the style: right_align', function()
insert(mulholland)
setup_provider [[
local hl = a.nvim_get_hl_id_by_name "ErrorMsg"
local test_ns = a.nvim_create_namespace "mulholland"
function on_do(event, ...)
if event == "line" then
local win, buf, line = ...
a.nvim_buf_set_extmark(buf, test_ns, line, 0, {
virt_text = {{'+'}, {string.rep(' ', line+1), 'ErrorMsg'}};
virt_text_pos='right_align';
ephemeral = true;
})
end
end
]]
screen:expect{grid=[[
// just to see if there was an acciden+{2: }|
// on Mulholland Drive +{2: }|
try_start(); +{2: }|
bufref_T save_buf; +{2: }|
switch_buffer(&save_buf, buf); +{2: }|
posp = getmark(mark, false); +{2: }|
restore_buffer(&save_buf);^ +{2: }|
|
]]}
end)
it('can highlight beyond EOL', function()
insert(mulholland)
setup_provider [[
local test_ns = a.nvim_create_namespace "veberod"
function on_do(event, ...)
if event == "line" then
local win, buf, line = ...
if string.find(a.nvim_buf_get_lines(buf, line, line+1, true)[1], "buf") then
a.nvim_buf_set_extmark(buf, test_ns, line, 0, {
end_line = line+1;
hl_group = 'DiffAdd';
hl_eol = true;
ephemeral = true;
})
end
end
end
]]
screen:expect{grid=[[
// just to see if there was an accident |
// on Mulholland Drive |
try_start(); |
{13:bufref_T save_buf; }|
{13:switch_buffer(&save_buf, buf); }|
posp = getmark(mark, false); |
{13:restore_buffer(&save_buf);^ }|
|
]]}
end)
end)
describe('extmark decorations', function()
local screen, ns
before_each( function()
clear()
screen = Screen.new(50, 15)
screen:attach()
screen:set_default_attr_ids {
[1] = {bold=true, foreground=Screen.colors.Blue};
[2] = {foreground = Screen.colors.Brown};
[3] = {bold = true, foreground = Screen.colors.SeaGreen};
[4] = {background = Screen.colors.Red1, foreground = Screen.colors.Gray100};
[5] = {foreground = Screen.colors.Brown, bold = true};
[6] = {foreground = Screen.colors.DarkCyan};
[7] = {foreground = Screen.colors.Grey0, background = tonumber('0xff4c4c')};
[8] = {foreground = tonumber('0x180606'), background = tonumber('0xff4c4c')};
[9] = {foreground = tonumber('0xe40c0c'), background = tonumber('0xff4c4c'), bold = true};
[10] = {foreground = tonumber('0xb20000'), background = tonumber('0xff4c4c')};
[11] = {blend = 30, background = Screen.colors.Red1};
[12] = {foreground = Screen.colors.Brown, blend = 30, background = Screen.colors.Red1, bold = true};
[13] = {foreground = Screen.colors.Fuchsia};
[14] = {background = Screen.colors.Red1, foreground = Screen.colors.Black};
[15] = {background = Screen.colors.Red1, foreground = tonumber('0xb20000')};
[16] = {blend = 30, background = Screen.colors.Red1, foreground = Screen.colors.Magenta1};
[17] = {bold = true, foreground = Screen.colors.Brown, background = Screen.colors.LightGrey};
[18] = {background = Screen.colors.LightGrey};
[19] = {foreground = Screen.colors.Cyan4, background = Screen.colors.LightGrey};
[20] = {foreground = tonumber('0x180606'), background = tonumber('0xf13f3f')};
[21] = {foreground = Screen.colors.Gray0, background = tonumber('0xf13f3f')};
[22] = {foreground = tonumber('0xb20000'), background = tonumber('0xf13f3f')};
[23] = {foreground = Screen.colors.Magenta1, background = Screen.colors.LightGrey};
[24] = {bold = true};
}
ns = meths.create_namespace 'test'
end)
local example_text = [[
for _,item in ipairs(items) do
local text, hl_id_cell, count = unpack(item)
if hl_id_cell ~= nil then
hl_id = hl_id_cell
end
for _ = 1, (count or 1) do
local cell = line[colpos]
cell.text = text
cell.hl_id = hl_id
colpos = colpos+1
end
end]]
it('can have virtual text of overlay position', function()
insert(example_text)
feed 'gg'
for i = 1,9 do
meths.buf_set_extmark(0, ns, i, 0, { virt_text={{'|', 'LineNr'}}, virt_text_pos='overlay'})
if i == 3 or (i >= 6 and i <= 9) then
meths.buf_set_extmark(0, ns, i, 4, { virt_text={{'|', 'NonText'}}, virt_text_pos='overlay'})
end
end
meths.buf_set_extmark(0, ns, 9, 10, { virt_text={{'foo'}, {'bar', 'MoreMsg'}, {'!!', 'ErrorMsg'}}, virt_text_pos='overlay'})
-- can "float" beyond end of line
meths.buf_set_extmark(0, ns, 5, 28, { virt_text={{'loopy', 'ErrorMsg'}}, virt_text_pos='overlay'})
-- bound check: right edge of window
meths.buf_set_extmark(0, ns, 2, 26, { virt_text={{'bork bork bork ' }, {'bork bork bork', 'ErrorMsg'}}, virt_text_pos='overlay'})
screen:expect{grid=[[
^for _,item in ipairs(items) do |
{2:|} local text, hl_id_cell, count = unpack(item) |
{2:|} if hl_id_cell ~= nil tbork bork bork {4:bork bork}|
{2:|} {1:|} hl_id = hl_id_cell |
{2:|} end |
{2:|} for _ = 1, (count or 1) {4:loopy} |
{2:|} {1:|} local cell = line[colpos] |
{2:|} {1:|} cell.text = text |
{2:|} {1:|} cell.hl_id = hl_id |
{2:|} {1:|} cofoo{3:bar}{4:!!}olpos+1 |
end |
end |
{1:~ }|
{1:~ }|
|
]]}
-- handles broken lines
screen:try_resize(22, 25)
screen:expect{grid=[[
^for _,item in ipairs(i|
tems) do |
{2:|} local text, hl_id_|
cell, count = unpack(i|
tem) |
{2:|} if hl_id_cell ~= n|
il tbork bork bork {4:bor}|
{2:|} {1:|} hl_id = hl_id_|
cell |
{2:|} end |
{2:|} for _ = 1, (count |
or 1) {4:loopy} |
{2:|} {1:|} local cell = l|
ine[colpos] |
{2:|} {1:|} cell.text = te|
xt |
{2:|} {1:|} cell.hl_id = h|
l_id |
{2:|} {1:|} cofoo{3:bar}{4:!!}olpo|
s+1 |
end |
end |
{1:~ }|
{1:~ }|
|
]]}
end)
it('can have virtual text of overlay position and styling', function()
insert(example_text)
feed 'gg'
command 'set ft=lua'
command 'syntax on'
screen:expect{grid=[[
{5:^for} _,item {5:in} {6:ipairs}(items) {5:do} |
{5:local} text, hl_id_cell, count = unpack(item) |
{5:if} hl_id_cell ~= {13:nil} {5:then} |
hl_id = hl_id_cell |
{5:end} |
{5:for} _ = {13:1}, (count {5:or} {13:1}) {5:do} |
{5:local} cell = line[colpos] |
cell.text = text |
cell.hl_id = hl_id |
colpos = colpos+{13:1} |
{5:end} |
{5:end} |
{1:~ }|
{1:~ }|
|
]]}
command 'hi Blendy guibg=Red blend=30'
meths.buf_set_extmark(0, ns, 1, 5, { virt_text={{'blendy text - here', 'Blendy'}}, virt_text_pos='overlay', hl_mode='blend'})
meths.buf_set_extmark(0, ns, 2, 5, { virt_text={{'combining color', 'Blendy'}}, virt_text_pos='overlay', hl_mode='combine'})
meths.buf_set_extmark(0, ns, 3, 5, { virt_text={{'replacing color', 'Blendy'}}, virt_text_pos='overlay', hl_mode='replace'})
meths.buf_set_extmark(0, ns, 4, 5, { virt_text={{'blendy text - here', 'Blendy'}}, virt_text_pos='overlay', hl_mode='blend', virt_text_hide=true})
meths.buf_set_extmark(0, ns, 5, 5, { virt_text={{'combining color', 'Blendy'}}, virt_text_pos='overlay', hl_mode='combine', virt_text_hide=true})
meths.buf_set_extmark(0, ns, 6, 5, { virt_text={{'replacing color', 'Blendy'}}, virt_text_pos='overlay', hl_mode='replace', virt_text_hide=true})
screen:expect{grid=[[
{5:^for} _,item {5:in} {6:ipairs}(items) {5:do} |
{5:l}{8:blen}{7:dy}{10:e}{7:text}{10:h}{7:-}{10:_}{7:here}ell, count = unpack(item) |
{5:i}{12:c}{11:ombining color} {13:nil} {5:then} |
{11:replacing color}d_cell |
{5:e}{8:bl}{7:endy}{10: }{7:text}{10: }{7:-}{10: }{7:here} |
{5:f}{12:co}{11:mbini}{16:n}{11:g color}t {5:or} {13:1}) {5:do} |
{11:replacing color} line[colpos] |
cell.text = text |
cell.hl_id = hl_id |
colpos = colpos+{13:1} |
{5:end} |
{5:end} |
{1:~ }|
{1:~ }|
|
]]}
feed 'V5G'
screen:expect{grid=[[
{17:for}{18: _,item }{17:in}{18: }{19:ipairs}{18:(items) }{17:do} |
{18: }{17:l}{20:blen}{21:dy}{22:e}{21:text}{22:h}{21:-}{22:_}{21:here}{18:ell, count = unpack(item)} |
{18: }{17:i}{12:c}{11:ombining color}{18: }{23:nil}{18: }{17:then} |
{18: }{11:replacing color}{18:d_cell} |
{18: }{5:^e}{17:nd} |
{5:f}{12:co}{11:mbini}{16:n}{11:g color}t {5:or} {13:1}) {5:do} |
{11:replacing color} line[colpos] |
cell.text = text |
cell.hl_id = hl_id |
colpos = colpos+{13:1} |
{5:end} |
{5:end} |
{1:~ }|
{1:~ }|
{24:-- VISUAL LINE --} |
]]}
feed 'jj'
screen:expect{grid=[[
{17:for}{18: _,item }{17:in}{18: }{19:ipairs}{18:(items) }{17:do} |
{18: }{17:l}{20:blen}{21:dy}{22:e}{21:text}{22:h}{21:-}{22:_}{21:here}{18:ell, count = unpack(item)} |
{18: }{17:i}{12:c}{11:ombining color}{18: }{23:nil}{18: }{17:then} |
{18: }{11:replacing color}{18:d_cell} |
{18: }{17:end} |
{18: }{17:for}{18: _ = }{23:1}{18:, (count }{17:or}{18: }{23:1}{18:) }{17:do} |
{18: }^ {18: }{17:local}{18: cell = line[colpos]} |
cell.text = text |
cell.hl_id = hl_id |
colpos = colpos+{13:1} |
{5:end} |
{5:end} |
{1:~ }|
{1:~ }|
{24:-- VISUAL LINE --} |
]]}
end)
it('can have virtual text of fixed win_col position', function()
insert(example_text)
feed 'gg'
meths.buf_set_extmark(0, ns, 1, 0, { virt_text={{'Very', 'ErrorMsg'}}, virt_text_win_col=31, hl_mode='blend'})
meths.buf_set_extmark(0, ns, 2, 10, { virt_text={{'Much', 'ErrorMsg'}}, virt_text_win_col=31, hl_mode='blend'})
meths.buf_set_extmark(0, ns, 3, 15, { virt_text={{'Error', 'ErrorMsg'}}, virt_text_win_col=31, hl_mode='blend'})
meths.buf_set_extmark(0, ns, 7, 21, { virt_text={{'-', 'NonText'}}, virt_text_win_col=4, hl_mode='blend'})
screen:expect{grid=[[
^for _,item in ipairs(items) do |
local text, hl_id_cell, cou{4:Very} unpack(item) |
if hl_id_cell ~= nil then {4:Much} |
hl_id = hl_id_cell {4:Error} |
end |
for _ = 1, (count or 1) do |
local cell = line[colpos] |
{1:-} cell.text = text |
cell.hl_id = hl_id |
colpos = colpos+1 |
end |
end |
{1:~ }|
{1:~ }|
|
]]}
feed '3G12|i<cr><esc>'
screen:expect{grid=[[
for _,item in ipairs(items) do |
local text, hl_id_cell, cou{4:Very} unpack(item) |
if hl_i {4:Much} |
^d_cell ~= nil then |
hl_id = hl_id_cell {4:Error} |
end |
for _ = 1, (count or 1) do |
local cell = line[colpos] |
{1:-} cell.text = text |
cell.hl_id = hl_id |
colpos = colpos+1 |
end |
end |
{1:~ }|
|
]]}
feed 'u:<cr>'
screen:expect{grid=[[
for _,item in ipairs(items) do |
local text, hl_id_cell, cou{4:Very} unpack(item) |
if hl_i^d_cell ~= nil then {4:Much} |
hl_id = hl_id_cell {4:Error} |
end |
for _ = 1, (count or 1) do |
local cell = line[colpos] |
{1:-} cell.text = text |
cell.hl_id = hl_id |
colpos = colpos+1 |
end |
end |
{1:~ }|
{1:~ }|
: |
]]}
feed '8|i<cr><esc>'
screen:expect{grid=[[
for _,item in ipairs(items) do |
local text, hl_id_cell, cou{4:Very} unpack(item) |
if |
^hl_id_cell ~= nil then {4:Much} |
hl_id = hl_id_cell {4:Error} |
end |
for _ = 1, (count or 1) do |
local cell = line[colpos] |
{1:-} cell.text = text |
cell.hl_id = hl_id |
colpos = colpos+1 |
end |
end |
{1:~ }|
|
]]}
end)
it('can have virtual text which combines foreground and backround groups', function()
screen:set_default_attr_ids {
[1] = {bold=true, foreground=Screen.colors.Blue};
[2] = {background = tonumber('0x123456'), foreground = tonumber('0xbbbbbb')};
[3] = {background = tonumber('0x123456'), foreground = tonumber('0xcccccc')};
[4] = {background = tonumber('0x234567'), foreground = tonumber('0xbbbbbb')};
[5] = {background = tonumber('0x234567'), foreground = tonumber('0xcccccc')};
[6] = {bold = true, foreground = tonumber('0xcccccc'), background = tonumber('0x234567')};
}
exec [[
hi BgOne guibg=#123456
hi BgTwo guibg=#234567
hi FgEin guifg=#bbbbbb
hi FgZwei guifg=#cccccc
hi VeryBold gui=bold
]]
meths.buf_set_extmark(0, ns, 0, 0, { virt_text={
{'a', {'BgOne', 'FgEin'}};
{'b', {'BgOne', 'FgZwei'}};
{'c', {'BgTwo', 'FgEin'}};
{'d', {'BgTwo', 'FgZwei'}};
{'X', {'BgTwo', 'FgZwei', 'VeryBold'}};
}})
screen:expect{grid=[[
^ {2:a}{3:b}{4:c}{5:d}{6:X} |
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
|
]]}
end)
it('does not crash when deleting a cleared buffer #15212', function()
exec_lua [[
ns = vim.api.nvim_create_namespace("myplugin")
vim.api.nvim_buf_set_extmark(0, ns, 0, 0, {virt_text = {{"a"}}, end_col = 0})
]]
screen:expect{grid=[[
^ a |
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
|
]]}
exec_lua [[
vim.api.nvim_buf_clear_namespace(0, ns, 0, -1)
vim.cmd("bdelete")
]]
screen:expect{grid=[[
^ |
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
{1:~ }|
|
]]}
helpers.assert_alive()
end)
end)