diff options
| -rw-r--r-- | test/functional/plugin/lsp/completion_spec.lua | 232 |
1 files changed, 231 insertions, 1 deletions
diff --git a/test/functional/plugin/lsp/completion_spec.lua b/test/functional/plugin/lsp/completion_spec.lua index 1052b00dae..5b7232ad7e 100644 --- a/test/functional/plugin/lsp/completion_spec.lua +++ b/test/functional/plugin/lsp/completion_spec.lua @@ -1,9 +1,16 @@ ---@diagnostic disable: no-unknown local t = require('test.testutil') +local t_lsp = require('test.functional.plugin.lsp.testutil') local n = require('test.functional.testnvim')() +local clear = n.clear local eq = t.eq +local neq = t.neq local exec_lua = n.exec_lua +local feed = n.feed +local retry = t.retry + +local create_server_definition = t_lsp.create_server_definition --- Convert completion results. --- @@ -25,6 +32,7 @@ local function complete(line, candidates, lnum) line, lnum, cursor_col, + 1, client_start_boundary, nil, result, @@ -42,7 +50,7 @@ local function complete(line, candidates, lnum) ) end -describe('vim.lsp.completion', function() +describe('vim.lsp.completion: item conversion', function() before_each(n.clear) -- https://microsoft.github.io/language-server-protocol/specifications/specification-current/#textDocument_completion @@ -187,6 +195,7 @@ describe('vim.lsp.completion', function() dup = 1, empty = 1, icase = 1, + info = '', kind = 'Module', menu = '', word = 'this_thread', @@ -241,6 +250,7 @@ describe('vim.lsp.completion', function() dup = 1, empty = 1, icase = 1, + info = '', kind = 'Module', menu = '', word = 'this_thread', @@ -279,4 +289,224 @@ describe('vim.lsp.completion', function() eq('item-property-has-priority', item.data) eq({ line = 1, character = 1 }, item.textEdit.range.start) end) + + it( + 'uses insertText as textEdit.newText if there are editRange defaults but no textEditText', + function() + --- @type lsp.CompletionList + local completion_list = { + isIncomplete = false, + itemDefaults = { + editRange = { + start = { line = 1, character = 1 }, + ['end'] = { line = 1, character = 4 }, + }, + insertTextFormat = 2, + data = 'foobar', + }, + items = { + { + insertText = 'the-insertText', + label = 'hello', + data = 'item-property-has-priority', + }, + }, + } + local result = complete('|', completion_list) + eq(1, #result.items) + local text = result.items[1].user_data.nvim.lsp.completion_item.textEdit.newText + eq('the-insertText', text) + end + ) +end) + +describe('vim.lsp.completion: protocol', function() + before_each(function() + clear() + exec_lua(create_server_definition) + exec_lua([[ + _G.capture = {} + vim.fn.complete = function(col, matches) + _G.capture.col = col + _G.capture.matches = matches + end + ]]) + end) + + after_each(clear) + + --- @param completion_result lsp.CompletionList + --- @return integer + local function create_server(completion_result) + return exec_lua( + [[ + local result = ... + local server = _create_server({ + capabilities = { + completionProvider = { + triggerCharacters = { '.' } + } + }, + handlers = { + ['textDocument/completion'] = function(_, _, callback) + callback(nil, result) + end + } + }) + + bufnr = vim.api.nvim_get_current_buf() + vim.api.nvim_win_set_buf(0, bufnr) + return vim.lsp.start({ name = 'dummy', cmd = server.cmd, on_attach = function(client, bufnr) + vim.lsp.completion.enable(true, client.id, bufnr) + end}) + ]], + completion_result + ) + end + + local function assert_matches(fn) + retry(nil, nil, function() + fn(exec_lua('return _G.capture.matches')) + end) + end + + --- @param pos { [1]: integer, [2]: integer } + local function trigger_at_pos(pos) + exec_lua( + [[ + local win = vim.api.nvim_get_current_win() + vim.api.nvim_win_set_cursor(win, ...) + vim.lsp.completion.trigger() + ]], + pos + ) + + retry(nil, nil, function() + neq(nil, exec_lua('return _G.capture.col')) + end) + end + + it('fetches completions and shows them using complete on trigger', function() + create_server({ + isIncomplete = false, + items = { + { + label = 'hello', + }, + }, + }) + + feed('ih') + trigger_at_pos({ 1, 1 }) + + assert_matches(function(matches) + eq({ + { + abbr = 'hello', + dup = 1, + empty = 1, + icase = 1, + info = '', + kind = 'Unknown', + menu = '', + user_data = { + nvim = { + lsp = { + client_id = 1, + completion_item = { + label = 'hello', + }, + }, + }, + }, + word = 'hello', + }, + }, matches) + end) + end) + + it('merges results from multiple clients', function() + create_server({ + isIncomplete = false, + items = { + { + label = 'hello', + }, + }, + }) + create_server({ + isIncomplete = false, + items = { + { + label = 'hallo', + }, + }, + }) + + feed('ih') + trigger_at_pos({ 1, 1 }) + + assert_matches(function(matches) + eq(2, #matches) + eq('hello', matches[1].word) + eq('hallo', matches[2].word) + end) + end) + + it('executes commands', function() + local completion_list = { + isIncomplete = false, + items = { + { + label = 'hello', + command = { + arguments = { '1', '0' }, + command = 'dummy', + title = '', + }, + }, + }, + } + local client_id = create_server(completion_list) + + exec_lua( + [[ + _G.called = false + local client = vim.lsp.get_client_by_id(...) + client.commands.dummy = function () + _G.called = true + end + ]], + client_id + ) + + feed('ih') + trigger_at_pos({ 1, 1 }) + + exec_lua( + [[ + local client_id, item = ... + vim.v.completed_item = { + user_data = { + nvim = { + lsp = { + client_id = client_id, + completion_item = item + } + } + } + } + ]], + client_id, + completion_list.items[1] + ) + + feed('<C-x><C-o><C-y>') + + assert_matches(function(matches) + eq(1, #matches) + eq('hello', matches[1].word) + eq(true, exec_lua('return _G.called')) + end) + end) end) |