diff options
Diffstat (limited to 'test/functional/lua/watch_spec.lua')
| -rw-r--r-- | test/functional/lua/watch_spec.lua | 226 |
1 files changed, 86 insertions, 140 deletions
diff --git a/test/functional/lua/watch_spec.lua b/test/functional/lua/watch_spec.lua index 044d707499..115fee8091 100644 --- a/test/functional/lua/watch_spec.lua +++ b/test/functional/lua/watch_spec.lua @@ -2,180 +2,126 @@ local helpers = require('test.functional.helpers')(after_each) local eq = helpers.eq local exec_lua = helpers.exec_lua local clear = helpers.clear +local is_ci = helpers.is_ci local is_os = helpers.is_os local skip = helpers.skip +-- Create a file via a rename to avoid multiple +-- events which can happen with some backends on some platforms +local function touch(path) + local tmp = helpers.tmpname() + io.open(tmp, 'w'):close() + assert(vim.uv.fs_rename(tmp, path)) +end + describe('vim._watch', function() before_each(function() clear() end) - describe('watch', function() - it('detects file changes', function() - skip(is_os('bsd'), 'Stopped working on bsd after 3ca967387c49c754561c3b11a574797504d40f38') - local root_dir = vim.uv.fs_mkdtemp(vim.fs.dirname(helpers.tmpname()) .. '/nvim_XXXXXXXXXX') - - local result = exec_lua( - [[ - local root_dir = ... - - local events = {} - - local expected_events = 0 - local function wait_for_events() - assert(vim.wait(100, function() return #events == expected_events end), 'Timed out waiting for expected number of events. Current events seen so far: ' .. vim.inspect(events)) - end - - local stop = vim._watch.watch(root_dir, {}, function(path, change_type) - table.insert(events, { path = path, change_type = change_type }) - end) - - -- Only BSD seems to need some extra time for the watch to be ready to respond to events - if vim.fn.has('bsd') then - vim.wait(50) - end + local function run(watchfunc) + it('detects file changes (watchfunc=' .. watchfunc .. '())', function() + if watchfunc == 'fswatch' then + skip(is_os('mac'), 'flaky test on mac') + skip( + not is_ci() and helpers.fn.executable('fswatch') == 0, + 'fswatch not installed and not on CI' + ) + skip(is_os('win'), 'not supported on windows') + end - local watched_path = root_dir .. '/file' - local watched, err = io.open(watched_path, 'w') - assert(not err, err) + if watchfunc == 'watch' then + skip(is_os('bsd'), 'Stopped working on bsd after 3ca967387c49c754561c3b11a574797504d40f38') + else + skip( + is_os('bsd'), + 'kqueue only reports events on watched folder itself, not contained files #26110' + ) + end - expected_events = expected_events + 1 - wait_for_events() + local root_dir = vim.uv.fs_mkdtemp(vim.fs.dirname(helpers.tmpname()) .. '/nvim_XXXXXXXXXX') - watched:close() - os.remove(watched_path) + local expected_events = 0 + local function wait_for_event() expected_events = expected_events + 1 - wait_for_events() - - stop() - -- No events should come through anymore - - local watched_path = root_dir .. '/file' - local watched, err = io.open(watched_path, 'w') - assert(not err, err) - - vim.wait(50) - - watched:close() - os.remove(watched_path) - - vim.wait(50) - - return events - ]], - root_dir - ) - - local expected = { - { - change_type = exec_lua([[return vim._watch.FileChangeType.Created]]), - path = root_dir .. '/file', - }, - { - change_type = exec_lua([[return vim._watch.FileChangeType.Deleted]]), - path = root_dir .. '/file', - }, - } - - -- kqueue only reports events on the watched path itself, so creating a file within a - -- watched directory results in a "rename" libuv event on the directory. - if is_os('bsd') then - expected = { - { - change_type = exec_lua([[return vim._watch.FileChangeType.Created]]), - path = root_dir, - }, - { - change_type = exec_lua([[return vim._watch.FileChangeType.Created]]), - path = root_dir, - }, - } + exec_lua( + [[ + local expected_events = ... + assert( + vim.wait(3000, function() + return #_G.events == expected_events + end), + string.format( + 'Timed out waiting for expected event no. %d. Current events seen so far: %s', + expected_events, + vim.inspect(events) + ) + ) + ]], + expected_events + ) end - eq(expected, result) - end) - end) - - describe('poll', function() - it('detects file changes', function() - skip( - is_os('bsd'), - 'kqueue only reports events on watched folder itself, not contained files #26110' - ) - local root_dir = vim.uv.fs_mkdtemp(vim.fs.dirname(helpers.tmpname()) .. '/nvim_XXXXXXXXXX') + local unwatched_path = root_dir .. '/file.unwatched' + local watched_path = root_dir .. '/file' - local result = exec_lua( + exec_lua( [[ - local root_dir = ... - local lpeg = vim.lpeg - - local events = {} - - local debounce = 100 - local wait_ms = debounce + 200 + local root_dir, watchfunc = ... - local expected_events = 0 - local function wait_for_events() - assert(vim.wait(wait_ms, function() return #events == expected_events end), 'Timed out waiting for expected number of events. Current events seen so far: ' .. vim.inspect(events)) - end + _G.events = {} - local incl = lpeg.P(root_dir) * lpeg.P("/file")^-1 - local excl = lpeg.P(root_dir..'/file.unwatched') - local stop = vim._watch.poll(root_dir, { - debounce = debounce, - include_pattern = incl, - exclude_pattern = excl, + _G.stop_watch = vim._watch[watchfunc](root_dir, { + debounce = 100, + include_pattern = vim.lpeg.P(root_dir) * vim.lpeg.P("/file") ^ -1, + exclude_pattern = vim.lpeg.P(root_dir .. '/file.unwatched'), }, function(path, change_type) - table.insert(events, { path = path, change_type = change_type }) - end) + table.insert(_G.events, { path = path, change_type = change_type }) + end) + ]], + root_dir, + watchfunc + ) - local watched_path = root_dir .. '/file' - local watched, err = io.open(watched_path, 'w') - assert(not err, err) - local unwatched_path = root_dir .. '/file.unwatched' - local unwatched, err = io.open(unwatched_path, 'w') - assert(not err, err) + if watchfunc ~= 'watch' then + vim.uv.sleep(200) + end - expected_events = expected_events + 1 - wait_for_events() + touch(watched_path) + touch(unwatched_path) - watched:close() - os.remove(watched_path) - unwatched:close() - os.remove(unwatched_path) + wait_for_event() - expected_events = expected_events + 1 - wait_for_events() + os.remove(watched_path) + os.remove(unwatched_path) - stop() - -- No events should come through anymore + wait_for_event() - local watched_path = root_dir .. '/file' - local watched, err = io.open(watched_path, 'w') - assert(not err, err) + exec_lua [[_G.stop_watch()]] - watched:close() - os.remove(watched_path) + -- No events should come through anymore - return events - ]], - root_dir - ) + vim.uv.sleep(100) + touch(watched_path) + vim.uv.sleep(100) + os.remove(watched_path) + vim.uv.sleep(100) - local created = exec_lua([[return vim._watch.FileChangeType.Created]]) - local deleted = exec_lua([[return vim._watch.FileChangeType.Deleted]]) - local expected = { + eq({ { - change_type = created, + change_type = exec_lua([[return vim._watch.FileChangeType.Created]]), path = root_dir .. '/file', }, { - change_type = deleted, + change_type = exec_lua([[return vim._watch.FileChangeType.Deleted]]), path = root_dir .. '/file', }, - } - eq(expected, result) + }, exec_lua [[return _G.events]]) end) - end) + end + + run('watch') + run('watchdirs') + run('fswatch') end) |