Files
neovim/test/functional/treesitter/fold_spec.lua

534 lines
24 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local clear = helpers.clear
local eq = helpers.eq
local insert = helpers.insert
local exec_lua = helpers.exec_lua
local command = helpers.command
local feed = helpers.feed
local Screen = require('test.functional.ui.screen')
before_each(clear)
describe('treesitter foldexpr', function()
clear()
local test_text = [[
void ui_refresh(void)
{
int width = INT_MAX, height = INT_MAX;
bool ext_widgets[kUIExtCount];
for (UIExtension i = 0; (int)i < kUIExtCount; i++) {
ext_widgets[i] = true;
}
bool inclusive = ui_override();
for (size_t i = 0; i < ui_count; i++) {
UI *ui = uis[i];
width = MIN(ui->width, width);
height = MIN(ui->height, height);
foo = BAR(ui->bazaar, bazaar);
for (UIExtension j = 0; (int)j < kUIExtCount; j++) {
ext_widgets[j] &= (ui->ui_ext[j] || inclusive);
}
}
}]]
local function get_fold_levels()
return exec_lua([[
local res = {}
for i = 1, vim.api.nvim_buf_line_count(0) do
res[i] = vim.treesitter.foldexpr(i)
end
return res
]])
end
it("can compute fold levels", function()
insert(test_text)
exec_lua([[vim.treesitter.get_parser(0, "c")]])
eq({
[1] = '>1',
[2] = '1',
[3] = '1',
[4] = '1',
[5] = '>2',
[6] = '2',
[7] = '2',
[8] = '1',
[9] = '1',
[10] = '>2',
[11] = '2',
[12] = '2',
[13] = '2',
[14] = '2',
[15] = '>3',
[16] = '3',
[17] = '3',
[18] = '2',
[19] = '1' }, get_fold_levels())
end)
it("recomputes fold levels after lines are added/removed", function()
insert(test_text)
exec_lua([[vim.treesitter.get_parser(0, "c")]])
command('1,2d')
eq({
[1] = '0',
[2] = '0',
[3] = '>1',
[4] = '1',
[5] = '1',
[6] = '0',
[7] = '0',
[8] = '>1',
[9] = '1',
[10] = '1',
[11] = '1',
[12] = '1',
[13] = '>2',
[14] = '2',
[15] = '2',
[16] = '1',
[17] = '0' }, get_fold_levels())
command('1put!')
eq({
[1] = '>1',
[2] = '1',
[3] = '1',
[4] = '1',
[5] = '>2',
[6] = '2',
[7] = '2',
[8] = '1',
[9] = '1',
[10] = '>2',
[11] = '2',
[12] = '2',
[13] = '2',
[14] = '2',
[15] = '>3',
[16] = '3',
[17] = '3',
[18] = '2',
[19] = '1' }, get_fold_levels())
end)
it("updates folds in all windows", function()
local screen = Screen.new(60, 48)
screen:attach()
screen:set_default_attr_ids({
[1] = {background = Screen.colors.Grey, foreground = Screen.colors.DarkBlue};
[2] = {bold = true, foreground = Screen.colors.Blue1};
[3] = {bold = true, reverse = true};
[4] = {reverse = true};
})
exec_lua([[vim.treesitter.get_parser(0, "c")]])
command([[set foldmethod=expr foldexpr=v:lua.vim.treesitter.foldexpr() foldcolumn=1 foldlevel=9]])
command('split')
insert(test_text)
screen:expect{grid=[[
{1:-}void ui_refresh(void) |
{1:│}{ |
{1:│} int width = INT_MAX, height = INT_MAX; |
{1:│} bool ext_widgets[kUIExtCount]; |
{1:-} for (UIExtension i = 0; (int)i < kUIExtCount; i++) { |
{1:2} ext_widgets[i] = true; |
{1:2} } |
{1:│} |
{1:│} bool inclusive = ui_override(); |
{1:-} for (size_t i = 0; i < ui_count; i++) { |
{1:2} UI *ui = uis[i]; |
{1:2} width = MIN(ui->width, width); |
{1:2} height = MIN(ui->height, height); |
{1:2} foo = BAR(ui->bazaar, bazaar); |
{1:-} for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
{1:3} ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
{1:3} } |
{1:2} } |
{1:│}^} |
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{3:[No Name] [+] }|
{1:-}void ui_refresh(void) |
{1:│}{ |
{1:│} int width = INT_MAX, height = INT_MAX; |
{1:│} bool ext_widgets[kUIExtCount]; |
{1:-} for (UIExtension i = 0; (int)i < kUIExtCount; i++) { |
{1:2} ext_widgets[i] = true; |
{1:2} } |
{1:│} |
{1:│} bool inclusive = ui_override(); |
{1:-} for (size_t i = 0; i < ui_count; i++) { |
{1:2} UI *ui = uis[i]; |
{1:2} width = MIN(ui->width, width); |
{1:2} height = MIN(ui->height, height); |
{1:2} foo = BAR(ui->bazaar, bazaar); |
{1:-} for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
{1:3} ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
{1:3} } |
{1:2} } |
{1:│}} |
{2:~ }|
{2:~ }|
{2:~ }|
{4:[No Name] [+] }|
|
]]}
command('1,2d')
screen:expect{grid=[[
{1: } ^int width = INT_MAX, height = INT_MAX; |
{1: } bool ext_widgets[kUIExtCount]; |
{1:-} for (UIExtension i = 0; (int)i < kUIExtCount; i++) { |
{1:│} ext_widgets[i] = true; |
{1:│} } |
{1: } |
{1: } bool inclusive = ui_override(); |
{1:-} for (size_t i = 0; i < ui_count; i++) { |
{1:│} UI *ui = uis[i]; |
{1:│} width = MIN(ui->width, width); |
{1:│} height = MIN(ui->height, height); |
{1:│} foo = BAR(ui->bazaar, bazaar); |
{1:-} for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
{1:2} ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
{1:2} } |
{1:│} } |
{1: }} |
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{3:[No Name] [+] }|
{1: } int width = INT_MAX, height = INT_MAX; |
{1: } bool ext_widgets[kUIExtCount]; |
{1:-} for (UIExtension i = 0; (int)i < kUIExtCount; i++) { |
{1:│} ext_widgets[i] = true; |
{1:│} } |
{1: } |
{1: } bool inclusive = ui_override(); |
{1:-} for (size_t i = 0; i < ui_count; i++) { |
{1:│} UI *ui = uis[i]; |
{1:│} width = MIN(ui->width, width); |
{1:│} height = MIN(ui->height, height); |
{1:│} foo = BAR(ui->bazaar, bazaar); |
{1:-} for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
{1:2} ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
{1:2} } |
{1:│} } |
{1: }} |
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{4:[No Name] [+] }|
|
]]}
feed([[O<C-u><C-r>"<BS><Esc>]])
screen:expect{grid=[[
{1:-}void ui_refresh(void) |
{1:│}^{ |
{1:│} int width = INT_MAX, height = INT_MAX; |
{1:│} bool ext_widgets[kUIExtCount]; |
{1:-} for (UIExtension i = 0; (int)i < kUIExtCount; i++) { |
{1:2} ext_widgets[i] = true; |
{1:2} } |
{1:│} |
{1:│} bool inclusive = ui_override(); |
{1:-} for (size_t i = 0; i < ui_count; i++) { |
{1:2} UI *ui = uis[i]; |
{1:2} width = MIN(ui->width, width); |
{1:2} height = MIN(ui->height, height); |
{1:2} foo = BAR(ui->bazaar, bazaar); |
{1:-} for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
{1:3} ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
{1:3} } |
{1:2} } |
{1:│}} |
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{3:[No Name] [+] }|
{1:-}void ui_refresh(void) |
{1:│}{ |
{1:│} int width = INT_MAX, height = INT_MAX; |
{1:│} bool ext_widgets[kUIExtCount]; |
{1:-} for (UIExtension i = 0; (int)i < kUIExtCount; i++) { |
{1:2} ext_widgets[i] = true; |
{1:2} } |
{1:│} |
{1:│} bool inclusive = ui_override(); |
{1:-} for (size_t i = 0; i < ui_count; i++) { |
{1:2} UI *ui = uis[i]; |
{1:2} width = MIN(ui->width, width); |
{1:2} height = MIN(ui->height, height); |
{1:2} foo = BAR(ui->bazaar, bazaar); |
{1:-} for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
{1:3} ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
{1:3} } |
{1:2} } |
{1:│}} |
{2:~ }|
{2:~ }|
{2:~ }|
{4:[No Name] [+] }|
|
]]}
end)
it("doesn't open folds in diff mode", function()
local screen = Screen.new(60, 36)
screen:attach()
exec_lua([[vim.treesitter.get_parser(0, "c")]])
command([[set foldmethod=expr foldexpr=v:lua.vim.treesitter.foldexpr() foldcolumn=1 foldlevel=9]])
insert(test_text)
command('16d')
command('new')
insert(test_text)
command('windo diffthis')
feed('do')
screen:expect{grid=[[
{1:+ }{2:+-- 9 lines: void ui_refresh(void)·······················}|
{1: } for (size_t i = 0; i < ui_count; i++) { |
{1: } UI *ui = uis[i]; |
{1: } width = MIN(ui->width, width); |
{1: } height = MIN(ui->height, height); |
{1: } foo = BAR(ui->bazaar, bazaar); |
{1: } for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
{1: } ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
{1: } } |
{1: } } |
{1: }} |
{3:~ }|
{3:~ }|
{3:~ }|
{3:~ }|
{3:~ }|
{3:~ }|
{4:[No Name] [+] }|
{1:+ }{2:+-- 9 lines: void ui_refresh(void)·······················}|
{1: } for (size_t i = 0; i < ui_count; i++) { |
{1: } UI *ui = uis[i]; |
{1: } width = MIN(ui->width, width); |
{1: } height = MIN(ui->height, height); |
{1: } foo = BAR(ui->bazaar, bazaar); |
{1: } for (UIExtension j = 0; (int)j < kUIExtCount; j++) { |
{1: } ext_widgets[j] &= (ui->ui_ext[j] || inclusive); |
{1: } ^} |
{1: } } |
{1: }} |
{3:~ }|
{3:~ }|
{3:~ }|
{3:~ }|
{3:~ }|
{5:[No Name] [+] }|
|
]], attr_ids={
[1] = {background = Screen.colors.Grey, foreground = Screen.colors.Blue4};
[2] = {background = Screen.colors.LightGrey, foreground = Screen.colors.Blue4};
[3] = {foreground = Screen.colors.Blue, bold = true};
[4] = {reverse = true};
[5] = {reverse = true, bold = true};
}}
end)
end)
describe('treesitter foldtext', function()
local test_text = [[
void qsort(void *base, size_t nel, size_t width, int (*compar)(const void *, const void *))
{
int width = INT_MAX, height = INT_MAX;
bool ext_widgets[kUIExtCount];
for (UIExtension i = 0; (int)i < kUIExtCount; i++) {
ext_widgets[i] = true;
}
bool inclusive = ui_override();
for (size_t i = 0; i < ui_count; i++) {
UI *ui = uis[i];
width = MIN(ui->width, width);
height = MIN(ui->height, height);
foo = BAR(ui->bazaar, bazaar);
for (UIExtension j = 0; (int)j < kUIExtCount; j++) {
ext_widgets[j] &= (ui->ui_ext[j] || inclusive);
}
}
}]]
it('displays highlighted content', function()
local screen = Screen.new(60, 21)
screen:attach()
command([[set foldmethod=manual foldtext=v:lua.vim.treesitter.foldtext() updatetime=50]])
insert(test_text)
exec_lua([[vim.treesitter.get_parser(0, "c")]])
feed('ggVGzf')
screen:expect({
grid = [[
{1:^void}{2: }{3:qsort}{4:(}{1:void}{2: }{5:*}{3:base}{4:,}{2: }{1:size_t}{2: }{3:nel}{4:,}{2: }{1:size_t}{2: }{3:width}{4:,}{2: }{1:int}{2: }{4:(}{5:*}{3:compa}|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
{6:~ }|
|
]],
attr_ids = {
[1] = {
foreground = Screen.colors.SeaGreen4,
background = Screen.colors.LightGrey,
bold = true,
},
[2] = { background = Screen.colors.LightGrey, foreground = Screen.colors.Blue4 },
[3] = { background = Screen.colors.LightGrey, foreground = Screen.colors.DarkCyan },
[4] = { background = Screen.colors.LightGrey, foreground = Screen.colors.SlateBlue },
[5] = {
foreground = Screen.colors.Brown,
background = Screen.colors.LightGrey,
bold = true,
},
[6] = { foreground = Screen.colors.Blue, bold = true },
},
})
end)
it('handles deep nested captures', function()
local screen = Screen.new(60, 21)
screen:attach()
command([[set foldmethod=manual foldtext=v:lua.vim.treesitter.foldtext() updatetime=50]])
insert([[
function FoldInfo.new()
return setmetatable({
start_counts = {},
stop_counts = {},
levels0 = {},
levels = {},
}, FoldInfo)
end
]])
exec_lua([[vim.treesitter.get_parser(0, "lua")]])
feed('ggjVGkzf')
screen:expect({
grid = [[
function FoldInfo.new() |
{1:^ }{2:return}{1: }{3:setmetatable({}{1:·····································}|
|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
{4:~ }|
|
]],
attr_ids = {
[1] = { foreground = Screen.colors.Blue4, background = Screen.colors.LightGray },
[2] = {
foreground = Screen.colors.Brown,
bold = true,
background = Screen.colors.LightGray,
},
[3] = { foreground = Screen.colors.SlateBlue, background = Screen.colors.LightGray },
[4] = { bold = true, foreground = Screen.colors.Blue },
},
})
end)
it('falls back to default', function()
local screen = Screen.new(60, 21)
screen:attach()
command([[set foldmethod=manual foldtext=v:lua.vim.treesitter.foldtext()]])
insert(test_text)
feed('ggVGzf')
screen:expect({
grid = [[
{1:^+-- 19 lines: void qsort(void *base, size_t nel, size_t widt}|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
{2:~ }|
|
]],
attr_ids = {
[1] = { foreground = Screen.colors.Blue4, background = Screen.colors.LightGray },
[2] = { bold = true, foreground = Screen.colors.Blue },
},
})
end)
end)