diff options
Diffstat (limited to 'test/functional/eval/api_functions_spec.lua')
| -rw-r--r-- | test/functional/eval/api_functions_spec.lua | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/test/functional/eval/api_functions_spec.lua b/test/functional/eval/api_functions_spec.lua new file mode 100644 index 0000000000..d88f6977f1 --- /dev/null +++ b/test/functional/eval/api_functions_spec.lua @@ -0,0 +1,148 @@ +local helpers = require('test.functional.helpers')(after_each) +local Screen = require('test.functional.ui.screen') +local lfs = require('lfs') +local neq, eq, execute = helpers.neq, helpers.eq, helpers.execute +local clear, curbufmeths = helpers.clear, helpers.curbufmeths +local exc_exec, expect, eval = helpers.exc_exec, helpers.expect, helpers.eval +local insert = helpers.insert + +describe('api functions', function() + before_each(clear) + + it("work", function() + execute("call nvim_command('let g:test = 1')") + eq(1, eval("nvim_get_var('test')")) + + local buf = eval("nvim_get_current_buffer()") + execute("call nvim_buf_set_lines("..buf..", 0, -1, v:true, ['aa', 'bb'])") + expect([[ + aa + bb]]) + + execute("call nvim_win_set_cursor(0, [1, 1])") + execute("call nvim_input('ax<esc>')") + expect([[ + aax + bb]]) + end) + + it("throw errors for invalid arguments", function() + local err = exc_exec('call nvim_get_current_buffer("foo")') + eq('Vim(call):E118: Too many arguments for function: nvim_get_current_buffer', err) + + err = exc_exec('call nvim_set_option("hlsearch")') + eq('Vim(call):E119: Not enough arguments for function: nvim_set_option', err) + + err = exc_exec('call nvim_buf_set_lines(1, 0, -1, [], ["list"])') + eq('Vim(call):Wrong type for argument 4, expecting Boolean', err) + + err = exc_exec('call nvim_buf_set_lines(0, 0, -1, v:true, "string")') + eq('Vim(call):Wrong type for argument 5, expecting ArrayOf(String)', err) + + err = exc_exec('call nvim_buf_get_number("0")') + eq('Vim(call):Wrong type for argument 1, expecting Buffer', err) + + err = exc_exec('call nvim_buf_line_count(17)') + eq('Vim(call):Invalid buffer id', err) + end) + + + it("use buffer numbers and windows ids as handles", function() + local screen = Screen.new(40, 8) + screen:attach() + local bnr = eval("bufnr('')") + local bhnd = eval("nvim_get_current_buffer()") + local wid = eval("win_getid()") + local whnd = eval("nvim_get_current_window()") + eq(bnr, bhnd) + eq(wid, whnd) + + execute("new") -- creates new buffer and new window + local bnr2 = eval("bufnr('')") + local bhnd2 = eval("nvim_get_current_buffer()") + local wid2 = eval("win_getid()") + local whnd2 = eval("nvim_get_current_window()") + eq(bnr2, bhnd2) + eq(wid2, whnd2) + neq(bnr, bnr2) + neq(wid, wid2) + -- 0 is synonymous to the current buffer + eq(bnr2, eval("nvim_buf_get_number(0)")) + + execute("bn") -- show old buffer in new window + eq(bnr, eval("nvim_get_current_buffer()")) + eq(bnr, eval("bufnr('')")) + eq(bnr, eval("nvim_buf_get_number(0)")) + eq(wid2, eval("win_getid()")) + eq(whnd2, eval("nvim_get_current_window()")) + end) + + it("get_lines and set_lines use NL to represent NUL", function() + curbufmeths.set_lines(0, -1, true, {"aa\0", "b\0b"}) + eq({'aa\n', 'b\nb'}, eval("nvim_buf_get_lines(0, 0, -1, 1)")) + + execute('call nvim_buf_set_lines(0, 1, 2, v:true, ["xx", "\\nyy"])') + eq({'aa\0', 'xx', '\0yy'}, curbufmeths.get_lines(0, -1, 1)) + end) + + it("that are FUNC_ATTR_NOEVAL cannot be called", function() + -- Deprecated vim_ prefix is not exported. + local err = exc_exec('call vim_get_current_buffer("foo")') + eq('Vim(call):E117: Unknown function: vim_get_current_buffer', err) + + -- Deprecated buffer_ prefix is not exported. + err = exc_exec('call buffer_line_count(0)') + eq('Vim(call):E117: Unknown function: buffer_line_count', err) + + -- Functions deprecated before the api functions became available + -- in vimscript are not exported. + err = exc_exec('call buffer_get_line(0, 1)') + eq('Vim(call):E117: Unknown function: buffer_get_line', err) + + -- some api functions are only useful from a msgpack-rpc channel + err = exc_exec('call nvim_subscribe("fancyevent")') + eq('Vim(call):E117: Unknown function: nvim_subscribe', err) + end) + + it('have metadata accessible with api_info()', function() + local api_keys = eval("sort(keys(api_info()))") + eq({'error_types', 'functions', 'types'}, api_keys) + end) + + it('are highlighted by vim.vim syntax file', function() + if lfs.attributes("build/runtime/syntax/vim/generated.vim",'uid') == nil then + pending("runtime was not built, skipping test") + return + end + local screen = Screen.new(40, 8) + screen:attach() + screen:set_default_attr_ids({ + [1] = {bold = true, foreground = Screen.colors.Brown}, + [2] = {foreground = Screen.colors.DarkCyan}, + [3] = {foreground = Screen.colors.SlateBlue}, + [4] = {foreground = Screen.colors.Fuchsia}, + [5] = {bold = true, foreground = Screen.colors.Blue}, + }) + + execute("set ft=vim") + execute("let &rtp='build/runtime/,'.&rtp") + execute("syntax on") + insert([[ + call bufnr('%') + call nvim_input('typing...') + call not_a_function(42)]]) + + screen:expect([[ + {1:call} {2:bufnr}{3:(}{4:'%'}{3:)} | + {1:call} {2:nvim_input}{3:(}{4:'typing...'}{3:)} | + {1:call} not_a_function{3:(}{4:42}{3:^)} | + {5:~ }| + {5:~ }| + {5:~ }| + {5:~ }| + | + ]]) + screen:detach() + end) + +end) |