mirror of
https://github.com/neovim/neovim.git
synced 2024-12-26 14:11:15 -07:00
38b9c322c9
vim.fs.root() is a function for finding a project root relative to a buffer using one or more "root markers". This is useful for LSP and could be useful for other "projects" designs, as well as for any plugins which work with a "projects" concept.
455 lines
14 KiB
Lua
455 lines
14 KiB
Lua
local t = require('test.testutil')
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local n = require('test.functional.testnvim')()
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local clear = n.clear
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local exec_lua = n.exec_lua
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local eq = t.eq
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local mkdir_p = n.mkdir_p
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local rmdir = n.rmdir
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local nvim_dir = n.nvim_dir
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local command = n.command
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local api = n.api
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local test_build_dir = t.paths.test_build_dir
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local test_source_path = t.paths.test_source_path
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local nvim_prog = n.nvim_prog
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local is_os = t.is_os
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local mkdir = t.mkdir
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local nvim_prog_basename = is_os('win') and 'nvim.exe' or 'nvim'
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local test_basename_dirname_eq = {
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'~/foo/',
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'~/foo',
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'~/foo/bar.lua',
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'foo.lua',
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' ',
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'',
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'.',
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'..',
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'../',
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'~',
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'/usr/bin',
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'/usr/bin/gcc',
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'/',
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'/usr/',
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'/usr',
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'c:/usr',
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'c:/',
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'c:',
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'c:/users/foo',
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'c:/users/foo/bar.lua',
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'c:/users/foo/bar/../',
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'~/foo/bar\\baz',
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}
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local tests_windows_paths = {
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'c:\\usr',
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'c:\\',
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'c:',
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'c:\\users\\foo',
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'c:\\users\\foo\\bar.lua',
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'c:\\users\\foo\\bar\\..\\',
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}
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before_each(clear)
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describe('vim.fs', function()
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describe('parents()', function()
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it('works', function()
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local test_dir = nvim_dir .. '/test'
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mkdir_p(test_dir)
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local dirs = {} --- @type string[]
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for dir in vim.fs.parents(test_dir .. '/foo.txt') do
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dirs[#dirs + 1] = dir
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if dir == test_build_dir then
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break
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end
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end
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eq({ test_dir, nvim_dir, test_build_dir }, dirs)
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rmdir(test_dir)
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end)
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end)
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describe('dirname()', function()
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it('works', function()
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eq(test_build_dir, vim.fs.dirname(nvim_dir))
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---@param paths string[]
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---@param is_win? boolean
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local function test_paths(paths, is_win)
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local gsub = is_win and [[:gsub('\\', '/')]] or ''
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local code = string.format(
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[[
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local path = ...
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return vim.fn.fnamemodify(path,':h')%s
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]],
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gsub
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)
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for _, path in ipairs(paths) do
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eq(exec_lua(code, path), vim.fs.dirname(path), path)
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end
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end
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test_paths(test_basename_dirname_eq)
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if is_os('win') then
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test_paths(tests_windows_paths, true)
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end
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end)
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end)
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describe('basename()', function()
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it('works', function()
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eq(nvim_prog_basename, vim.fs.basename(nvim_prog))
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---@param paths string[]
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---@param is_win? boolean
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local function test_paths(paths, is_win)
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local gsub = is_win and [[:gsub('\\', '/')]] or ''
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local code = string.format(
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[[
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local path = ...
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return vim.fn.fnamemodify(path,':t')%s
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]],
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gsub
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)
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for _, path in ipairs(paths) do
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eq(exec_lua(code, path), vim.fs.basename(path), path)
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end
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end
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test_paths(test_basename_dirname_eq)
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if is_os('win') then
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test_paths(tests_windows_paths, true)
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end
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end)
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end)
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describe('dir()', function()
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before_each(function()
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mkdir('testd')
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mkdir('testd/a')
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mkdir('testd/a/b')
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mkdir('testd/a/b/c')
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end)
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after_each(function()
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rmdir('testd')
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end)
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it('works', function()
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eq(
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true,
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exec_lua(
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[[
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local dir, nvim = ...
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for name, type in vim.fs.dir(dir) do
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if name == nvim and type == 'file' then
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return true
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end
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end
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return false
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]],
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nvim_dir,
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nvim_prog_basename
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)
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)
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end)
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it('works with opts.depth and opts.skip', function()
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io.open('testd/a1', 'w'):close()
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io.open('testd/b1', 'w'):close()
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io.open('testd/c1', 'w'):close()
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io.open('testd/a/a2', 'w'):close()
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io.open('testd/a/b2', 'w'):close()
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io.open('testd/a/c2', 'w'):close()
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io.open('testd/a/b/a3', 'w'):close()
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io.open('testd/a/b/b3', 'w'):close()
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io.open('testd/a/b/c3', 'w'):close()
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io.open('testd/a/b/c/a4', 'w'):close()
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io.open('testd/a/b/c/b4', 'w'):close()
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io.open('testd/a/b/c/c4', 'w'):close()
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local function run(dir, depth, skip)
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local r = exec_lua(
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[[
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local dir, depth, skip = ...
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local r = {}
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local skip_f
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if skip then
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skip_f = function(n)
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if vim.tbl_contains(skip or {}, n) then
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return false
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end
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end
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end
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for name, type_ in vim.fs.dir(dir, { depth = depth, skip = skip_f }) do
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r[name] = type_
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end
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return r
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]],
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dir,
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depth,
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skip
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)
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return r
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end
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local exp = {}
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exp['a1'] = 'file'
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exp['b1'] = 'file'
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exp['c1'] = 'file'
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exp['a'] = 'directory'
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eq(exp, run('testd', 1))
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exp['a/a2'] = 'file'
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exp['a/b2'] = 'file'
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exp['a/c2'] = 'file'
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exp['a/b'] = 'directory'
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eq(exp, run('testd', 2))
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exp['a/b/a3'] = 'file'
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exp['a/b/b3'] = 'file'
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exp['a/b/c3'] = 'file'
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exp['a/b/c'] = 'directory'
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eq(exp, run('testd', 3))
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eq(exp, run('testd', 999, { 'a/b/c' }))
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exp['a/b/c/a4'] = 'file'
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exp['a/b/c/b4'] = 'file'
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exp['a/b/c/c4'] = 'file'
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eq(exp, run('testd', 999))
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end)
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end)
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describe('find()', function()
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it('works', function()
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eq(
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{ test_build_dir .. '/build' },
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vim.fs.find('build', { path = nvim_dir, upward = true, type = 'directory' })
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)
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eq({ nvim_prog }, vim.fs.find(nvim_prog_basename, { path = test_build_dir, type = 'file' }))
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local parent, name = nvim_dir:match('^(.*/)([^/]+)$')
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eq({ nvim_dir }, vim.fs.find(name, { path = parent, upward = true, type = 'directory' }))
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end)
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it('accepts predicate as names', function()
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local opts = { path = nvim_dir, upward = true, type = 'directory' }
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eq(
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{ test_build_dir .. '/build' },
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vim.fs.find(function(x)
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return x == 'build'
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end, opts)
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)
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eq(
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{ nvim_prog },
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vim.fs.find(function(x)
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return x == nvim_prog_basename
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end, { path = test_build_dir, type = 'file' })
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)
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eq(
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{},
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vim.fs.find(function(x)
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return x == 'no-match'
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end, opts)
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)
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opts = { path = test_source_path .. '/contrib', limit = math.huge }
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eq(
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exec_lua(
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[[
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local dir = ...
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return vim.tbl_map(vim.fs.basename, vim.fn.glob(dir..'/contrib/*', false, true))
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]],
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test_source_path
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),
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vim.tbl_map(
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vim.fs.basename,
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vim.fs.find(function(_, d)
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return d:match('[\\/]contrib$')
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end, opts)
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)
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)
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end)
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end)
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describe('root()', function()
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before_each(function()
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command('edit test/functional/fixtures/tty-test.c')
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end)
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it('works with a single marker', function()
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eq(test_source_path, exec_lua([[return vim.fs.root(0, '.git')]]))
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end)
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it('works with multiple markers', function()
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local bufnr = api.nvim_get_current_buf()
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eq(
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vim.fs.joinpath(test_source_path, 'test/functional/fixtures'),
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exec_lua([[return vim.fs.root(..., {'CMakeLists.txt', '.git'})]], bufnr)
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)
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end)
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it('works with a function', function()
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---@type string
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local result = exec_lua([[
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return vim.fs.root(0, function(name, path)
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return name:match('%.txt$')
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end)
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]])
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eq(vim.fs.joinpath(test_source_path, 'test/functional/fixtures'), result)
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end)
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it('works with a filename argument', function()
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eq(test_source_path, exec_lua([[return vim.fs.root(..., '.git')]], nvim_prog))
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end)
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end)
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describe('joinpath()', function()
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it('works', function()
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eq('foo/bar/baz', vim.fs.joinpath('foo', 'bar', 'baz'))
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eq('foo/bar/baz', vim.fs.joinpath('foo', '/bar/', '/baz'))
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end)
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end)
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describe('normalize()', function()
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it('removes trailing /', function()
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eq('/home/user', vim.fs.normalize('/home/user/'))
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end)
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it('works with /', function()
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eq('/', vim.fs.normalize('/'))
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end)
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it('works with ~', function()
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eq(vim.fs.normalize(assert(vim.uv.os_homedir())) .. '/src/foo', vim.fs.normalize('~/src/foo'))
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end)
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it('works with environment variables', function()
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local xdg_config_home = test_build_dir .. '/.config'
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eq(
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xdg_config_home .. '/nvim',
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exec_lua(
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[[
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vim.env.XDG_CONFIG_HOME = ...
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return vim.fs.normalize('$XDG_CONFIG_HOME/nvim')
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]],
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xdg_config_home
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)
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)
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end)
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-- Opts required for testing posix paths and win paths
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local posix_opts = is_os('win') and { win = false } or {}
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local win_opts = is_os('win') and {} or { win = true }
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it('preserves leading double slashes in POSIX paths', function()
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eq('//foo', vim.fs.normalize('//foo', posix_opts))
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eq('//foo/bar', vim.fs.normalize('//foo//bar////', posix_opts))
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eq('/foo', vim.fs.normalize('///foo', posix_opts))
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eq('//', vim.fs.normalize('//', posix_opts))
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eq('/', vim.fs.normalize('///', posix_opts))
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eq('/foo/bar', vim.fs.normalize('/foo//bar////', posix_opts))
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end)
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it('allows backslashes on unix-based os', function()
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eq('/home/user/hello\\world', vim.fs.normalize('/home/user/hello\\world', posix_opts))
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end)
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it('preserves / after drive letters', function()
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eq('C:/', vim.fs.normalize([[C:\]], win_opts))
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end)
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it('works with UNC and DOS device paths', function()
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eq('//server/share/foo/bar', vim.fs.normalize([[\\server\\share\\\foo\bar\\\]], win_opts))
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eq('//system07/C$/', vim.fs.normalize([[\\system07\C$\\\\]], win_opts))
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eq('//./C:/foo/bar', vim.fs.normalize([[\\.\\C:\foo\\\\bar]], win_opts))
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eq('//?/C:/foo/bar', vim.fs.normalize([[\\?\C:\\\foo\bar\\\\]], win_opts))
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eq(
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'//?/UNC/server/share/foo/bar',
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vim.fs.normalize([[\\?\UNC\server\\\share\\\\foo\\\bar]], win_opts)
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)
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eq('//./BootPartition/foo/bar', vim.fs.normalize([[\\.\BootPartition\\foo\bar]], win_opts))
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eq(
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'//./Volume{12345678-1234-1234-1234-1234567890AB}/foo/bar',
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vim.fs.normalize([[\\.\Volume{12345678-1234-1234-1234-1234567890AB}\\\foo\bar\\]], win_opts)
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)
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end)
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it('handles invalid UNC and DOS device paths', function()
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eq('//server/share', vim.fs.normalize([[\\server\share]], win_opts))
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eq('//server/', vim.fs.normalize([[\\server\]], win_opts))
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eq('//./UNC/server/share', vim.fs.normalize([[\\.\UNC\server\share]], win_opts))
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eq('//?/UNC/server/', vim.fs.normalize([[\\?\UNC\server\]], win_opts))
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eq('//?/UNC/server/..', vim.fs.normalize([[\\?\UNC\server\..]], win_opts))
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eq('//./', vim.fs.normalize([[\\.\]], win_opts))
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eq('//./foo', vim.fs.normalize([[\\.\foo]], win_opts))
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eq('//./BootPartition', vim.fs.normalize([[\\.\BootPartition]], win_opts))
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end)
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it('converts backward slashes', function()
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eq('C:/Users/jdoe', vim.fs.normalize([[C:\Users\jdoe]], win_opts))
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end)
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describe('. and .. component resolving', function()
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it('works', function()
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-- Windows paths
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eq('C:/Users', vim.fs.normalize([[C:\Users\jdoe\Downloads\.\..\..\]], win_opts))
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eq('C:/Users/jdoe', vim.fs.normalize([[C:\Users\jdoe\Downloads\.\..\.\.\]], win_opts))
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eq('C:/', vim.fs.normalize('C:/Users/jdoe/Downloads/./../../../', win_opts))
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eq('C:foo', vim.fs.normalize([[C:foo\bar\.\..\.]], win_opts))
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-- POSIX paths
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eq('/home', vim.fs.normalize('/home/jdoe/Downloads/./../..', posix_opts))
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eq('/home/jdoe', vim.fs.normalize('/home/jdoe/Downloads/./../././', posix_opts))
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eq('/', vim.fs.normalize('/home/jdoe/Downloads/./../../../', posix_opts))
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-- OS-agnostic relative paths
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eq('foo/bar/baz', vim.fs.normalize('foo/bar/foobar/../baz/./'))
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eq('foo/bar', vim.fs.normalize('foo/bar/foobar/../baz/./../../bar/./.'))
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end)
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it('works when relative path reaches current directory', function()
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eq('C:', vim.fs.normalize('C:foo/bar/../../.', win_opts))
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eq('.', vim.fs.normalize('.'))
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eq('.', vim.fs.normalize('././././'))
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eq('.', vim.fs.normalize('foo/bar/../../.'))
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end)
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it('works when relative path goes outside current directory', function()
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eq('../../foo/bar', vim.fs.normalize('../../foo/bar'))
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eq('../foo', vim.fs.normalize('foo/bar/../../../foo'))
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eq('C:../foo', vim.fs.normalize('C:../foo', win_opts))
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eq('C:../../foo/bar', vim.fs.normalize('C:foo/../../../foo/bar', win_opts))
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end)
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it('.. in root directory resolves to itself', function()
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eq('C:/', vim.fs.normalize('C:/../../', win_opts))
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eq('C:/foo', vim.fs.normalize('C:/foo/../../foo', win_opts))
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eq('//server/share/', vim.fs.normalize([[\\server\share\..\..]], win_opts))
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eq('//server/share/foo', vim.fs.normalize([[\\server\\share\foo\..\..\foo]], win_opts))
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eq('//./C:/', vim.fs.normalize([[\\.\C:\..\..]], win_opts))
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eq('//?/C:/foo', vim.fs.normalize([[\\?\C:\..\..\foo]], win_opts))
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eq('//./UNC/server/share/', vim.fs.normalize([[\\.\UNC\\server\share\..\..\]], win_opts))
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eq(
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'//?/UNC/server/share/foo',
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vim.fs.normalize([[\\?\UNC\server\\share\..\..\foo]], win_opts)
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)
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eq('//?/BootPartition/', vim.fs.normalize([[\\?\BootPartition\..\..]], win_opts))
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eq('//./BootPartition/foo', vim.fs.normalize([[\\.\BootPartition\..\..\foo]], win_opts))
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eq('/', vim.fs.normalize('/../../', posix_opts))
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eq('/foo', vim.fs.normalize('/foo/../../foo', posix_opts))
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end)
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end)
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end)
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end)
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