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lua: docs and tests for vim.schedule

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This commit is contained in:
Björn Linse
2019-06-04 19:32:43 +02:00
parent 81e1dbca99
commit b684bd05b5
4 changed files with 58 additions and 35 deletions
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50
test/functional/lua/utility_functions_spec.lua
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@@ -5,10 +5,13 @@ local funcs = helpers.funcs
local meths = helpers.meths
local clear = helpers.clear
local eq = helpers.eq
local eval = helpers.eval
local feed = helpers.feed
local meth_pcall = helpers.meth_pcall
before_each(clear)
describe('vim.stricmp', function()
describe('lua function', function()
-- İ: `tolower("İ")` is `i` which has length 1 while `İ` itself has
-- length 2 (in bytes).
-- Ⱥ: `tolower("Ⱥ")` is `ⱥ` which has length 2 while `Ⱥ` itself has
@@ -17,7 +20,7 @@ describe('vim.stricmp', function()
-- Note: 'i' !=? 'İ' and 'ⱥ' !=? 'Ⱥ' on some systems.
-- Note: Built-in Nvim comparison (on systems lacking `strcasecmp`) works
-- only on ASCII characters.
it('works', function()
it('vim.stricmp', function()
eq(0, funcs.luaeval('vim.stricmp("a", "A")'))
eq(0, funcs.luaeval('vim.stricmp("A", "a")'))
eq(0, funcs.luaeval('vim.stricmp("a", "a")'))
@@ -106,10 +109,35 @@ describe('vim.stricmp', function()
eq(1, funcs.luaeval('vim.stricmp("\\0c\\0", "\\0b\\0")'))
eq(1, funcs.luaeval('vim.stricmp("\\0C\\0", "\\0B\\0")'))
end)
end)
describe("vim.split", function()
it("works", function()
it("vim.schedule", function()
meths.execute_lua([[
test_table = {}
vim.schedule(function()
table.insert(test_table, "xx")
end)
table.insert(test_table, "yy")
]], {})
eq({"yy","xx"}, meths.execute_lua("return test_table", {}))
-- type checked args
eq({false, 'Error executing lua: vim.schedule: expected function'},
meth_pcall(meths.execute_lua, "vim.schedule('stringly')", {}))
eq({false, 'Error executing lua: vim.schedule: expected function'},
meth_pcall(meths.execute_lua, "vim.schedule()", {}))
meths.execute_lua([[
vim.schedule(function()
error("big failure\nvery async")
end)
]], {})
feed("<cr>")
eq('Error executing vim.schedule lua callback: [string "<nvim>"]:2: big failure\nvery async', eval("v:errmsg"))
end)
it("vim.split", function()
local split = function(str, sep)
return meths.execute_lua('return vim.split(...)', {str, sep})
end
@@ -141,10 +169,8 @@ describe("vim.split", function()
assert(string.match(err, "Infinite loop detected"))
end
end)
end)
describe("vim.trim", function()
it('works', function()
it('vim.trim', function()
local trim = function(s)
return meths.execute_lua('return vim.trim(...)', { s })
end
@@ -164,10 +190,8 @@ describe("vim.trim", function()
eq(false, status)
assert(string.match(err, "Only strings can be trimmed"))
end)
end)
describe("vim.inspect", function()
it('works', function()
it('vim.inspect', function()
-- just make sure it basically works, it has its own test suite
local inspect = function(t, opts)
return meths.execute_lua('return vim.inspect(...)', { t, opts })
@@ -187,10 +211,8 @@ describe("vim.inspect", function()
end})
]], {}))
end)
end)
describe("vim.deepcopy", function()
it("works", function()
it("vim.deepcopy", function()
local is_dc = meths.execute_lua([[
local a = { x = { 1, 2 }, y = 5}
local b = vim.deepcopy(a)