Files
telescope.nvim/lua/telescope/pickers/_test.lua
TJ DeVries 049602a2c5 ci: more tests (#359)
* more tests

* lint
2020-12-23 13:31:05 -05:00

158 lines
3.7 KiB
Lua

local assert = require('luassert')
local builtin = require('telescope.builtin')
local Job = require("plenary.job")
local tester = {}
local replace_terms = function(input)
return vim.api.nvim_replace_termcodes(input, true, false, true)
end
local nvim_feed = function(text, feed_opts)
feed_opts = feed_opts or "m"
vim.api.nvim_feedkeys(text, feed_opts, true)
end
tester.picker_feed = function(input, test_cases, debug)
input = replace_terms(input)
return coroutine.wrap(function()
for i = 1, #input do
local char = input:sub(i, i)
nvim_feed(char, "")
-- TODO: I'm not 100% sure this is a hack or not...
-- it's possible these characters could still have an on_complete... but i'm not sure.
if string.match(char, "%g") then
coroutine.yield()
end
end
vim.wait(10, function() end)
local timer = vim.loop.new_timer()
timer:start(20, 0, vim.schedule_wrap(function()
if test_cases.post_close then
for k, v in ipairs(test_cases.post_close) do
io.stderr:write(vim.fn.json_encode({ case = k, expected = v[1], actual = v[2]() }))
io.stderr:write("\n")
end
end
if debug then
return
end
vim.defer_fn(function()
vim.cmd [[qa!]]
end, 10)
end))
if not debug then
vim.schedule(function()
if test_cases.post_typed then
for k, v in ipairs(test_cases.post_typed) do
io.stderr:write(vim.fn.json_encode({ case = k, expected = v[1], actual = v[2]() }))
io.stderr:write("\n")
end
end
nvim_feed(replace_terms("<CR>"), "")
end)
end
coroutine.yield()
end)
end
-- local test_cases = {
-- post_typed = {
-- },
-- post_close = {
-- { "README.md", function() return "README.md" end },
-- },
-- }
local _VALID_KEYS = {
post_typed = true,
post_close = true,
}
tester.builtin_picker = function(key, input, test_cases, opts)
opts = opts or {}
local debug = opts.debug or false
for k, _ in pairs(test_cases) do
if not _VALID_KEYS[k] then
-- TODO: Make an error type for the json protocol.
io.stderr:write(vim.fn.json_encode({ case = k, expected = '<a valid key>', actual = k }))
io.stderr:write("\n")
vim.cmd [[qa!]]
end
end
opts.on_complete = {
tester.picker_feed(input, test_cases, debug)
}
builtin[key](opts)
end
local get_results_from_file = function(file)
local j = Job:new {
command = 'nvim',
args = {
'--noplugin',
'-u',
'scripts/minimal_init.vim',
'-c',
'luafile ' .. file
},
}
j:sync()
local results = j:stderr_result()
local result_table = {}
for _, v in ipairs(results) do
table.insert(result_table, vim.fn.json_decode(v))
end
return result_table
end
local check_results = function(results)
-- TODO: We should get all the test cases here that fail, not just the first one.
for _, v in ipairs(results) do
assert.are.same(v.expected, v.actual)
end
end
tester.run_string = function(contents)
local tempname = vim.fn.tempname()
contents = [[
local tester = require('telescope.pickers._test')
local helper = require('telescope.pickers._test_helpers')
helper.make_globals()
]] .. contents
vim.fn.writefile(vim.split(contents, "\n"), tempname)
local result_table = get_results_from_file(tempname)
vim.fn.delete(tempname)
check_results(result_table)
-- assert.are.same(result_table.expected, result_table.actual)
end
tester.run_file = function(filename)
local file = './lua/tests/pickers/' .. filename .. '.lua'
local result_table = get_results_from_file(file)
assert.are.same(result_table.expected, result_table.actual)
end
return tester