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fix(api, lua): handle setting v: variables properly (#25325)

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This commit is contained in:
zeertzjq
2023-09-24 10:57:09 +08:00
committed by GitHub
parent 046c9a83f7
commit 4d3a38ac07
5 changed files with 219 additions and 71 deletions
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58
test/functional/api/vim_spec.lua
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@@ -1350,15 +1350,59 @@ describe('API', function()
end)
it('nvim_get_vvar, nvim_set_vvar', function()
-- Set readonly v: var.
eq('Key is read-only: count',
pcall_err(request, 'nvim_set_vvar', 'count', 42))
-- Set non-existent v: var.
eq('Dictionary is locked',
pcall_err(request, 'nvim_set_vvar', 'nosuchvar', 42))
-- Set writable v: var.
eq('Key is read-only: count', pcall_err(request, 'nvim_set_vvar', 'count', 42))
eq('Dictionary is locked', pcall_err(request, 'nvim_set_vvar', 'nosuchvar', 42))
meths.set_vvar('errmsg', 'set by API')
eq('set by API', meths.get_vvar('errmsg'))
meths.set_vvar('errmsg', 42)
eq('42', eval('v:errmsg'))
meths.set_vvar('oldfiles', { 'one', 'two' })
eq({ 'one', 'two' }, eval('v:oldfiles'))
meths.set_vvar('oldfiles', {})
eq({}, eval('v:oldfiles'))
eq('Setting v:oldfiles to value with wrong type', pcall_err(meths.set_vvar, 'oldfiles', 'a'))
eq({}, eval('v:oldfiles'))
feed('i foo foo foo<Esc>0/foo<CR>')
eq({1, 1}, meths.win_get_cursor(0))
eq(1, eval('v:searchforward'))
feed('n')
eq({1, 5}, meths.win_get_cursor(0))
meths.set_vvar('searchforward', 0)
eq(0, eval('v:searchforward'))
feed('n')
eq({1, 1}, meths.win_get_cursor(0))
meths.set_vvar('searchforward', 1)
eq(1, eval('v:searchforward'))
feed('n')
eq({1, 5}, meths.win_get_cursor(0))
local screen = Screen.new(60, 3)
screen:set_default_attr_ids({
[0] = {bold = true, foreground = Screen.colors.Blue},
[1] = {background = Screen.colors.Yellow},
})
screen:attach()
eq(1, eval('v:hlsearch'))
screen:expect{grid=[[
{1:foo} {1:^foo} {1:foo} |
{0:~ }|
|
]]}
meths.set_vvar('hlsearch', 0)
eq(0, eval('v:hlsearch'))
screen:expect{grid=[[
foo ^foo foo |
{0:~ }|
|
]]}
meths.set_vvar('hlsearch', 1)
eq(1, eval('v:hlsearch'))
screen:expect{grid=[[
{1:foo} {1:^foo} {1:foo} |
{0:~ }|
|
]]}
end)
it('vim_set_var returns the old value', function()

56
test/functional/lua/vim_spec.lua
View File

@@ -1491,8 +1491,60 @@ describe('lua stdlib', function()
eq(NIL, funcs.luaeval "vim.v.null")
matches([[attempt to index .* nil value]],
pcall_err(exec_lua, 'return vim.v[0].progpath'))
eq('Key is read-only: count', pcall_err(exec_lua, 'vim.v.count = 42'))
eq('Dictionary is locked', pcall_err(exec_lua, 'vim.v.nosuchvar = 42'))
eq('Key is read-only: count', pcall_err(exec_lua, [[vim.v.count = 42]]))
eq('Dictionary is locked', pcall_err(exec_lua, [[vim.v.nosuchvar = 42]]))
eq('Key is fixed: errmsg', pcall_err(exec_lua, [[vim.v.errmsg = nil]]))
exec_lua([[vim.v.errmsg = 'set by Lua']])
eq('set by Lua', eval('v:errmsg'))
exec_lua([[vim.v.errmsg = 42]])
eq('42', eval('v:errmsg'))
exec_lua([[vim.v.oldfiles = { 'one', 'two' }]])
eq({ 'one', 'two' }, eval('v:oldfiles'))
exec_lua([[vim.v.oldfiles = {}]])
eq({}, eval('v:oldfiles'))
eq('Setting v:oldfiles to value with wrong type', pcall_err(exec_lua, [[vim.v.oldfiles = 'a']]))
eq({}, eval('v:oldfiles'))
feed('i foo foo foo<Esc>0/foo<CR>')
eq({1, 1}, meths.win_get_cursor(0))
eq(1, eval('v:searchforward'))
feed('n')
eq({1, 5}, meths.win_get_cursor(0))
exec_lua([[vim.v.searchforward = 0]])
eq(0, eval('v:searchforward'))
feed('n')
eq({1, 1}, meths.win_get_cursor(0))
exec_lua([[vim.v.searchforward = 1]])
eq(1, eval('v:searchforward'))
feed('n')
eq({1, 5}, meths.win_get_cursor(0))
local screen = Screen.new(60, 3)
screen:set_default_attr_ids({
[0] = {bold = true, foreground = Screen.colors.Blue},
[1] = {background = Screen.colors.Yellow},
})
screen:attach()
eq(1, eval('v:hlsearch'))
screen:expect{grid=[[
{1:foo} {1:^foo} {1:foo} |
{0:~ }|
|
]]}
exec_lua([[vim.v.hlsearch = 0]])
eq(0, eval('v:hlsearch'))
screen:expect{grid=[[
foo ^foo foo |
{0:~ }|
|
]]}
exec_lua([[vim.v.hlsearch = 1]])
eq(1, eval('v:hlsearch'))
screen:expect{grid=[[
{1:foo} {1:^foo} {1:foo} |
{0:~ }|
|
]]}
end)
it('vim.bo', function()