diff options
Diffstat (limited to 'test/functional/lua/commands_spec.lua')
| -rw-r--r-- | test/functional/lua/commands_spec.lua | 164 |
1 files changed, 164 insertions, 0 deletions
diff --git a/test/functional/lua/commands_spec.lua b/test/functional/lua/commands_spec.lua new file mode 100644 index 0000000000..017ee55729 --- /dev/null +++ b/test/functional/lua/commands_spec.lua @@ -0,0 +1,164 @@ +-- Test suite for checking :lua* commands +local helpers = require('test.functional.helpers')(after_each) + +local eq = helpers.eq +local NIL = helpers.NIL +local clear = helpers.clear +local meths = helpers.meths +local funcs = helpers.funcs +local source = helpers.source +local dedent = helpers.dedent +local exc_exec = helpers.exc_exec +local write_file = helpers.write_file +local redir_exec = helpers.redir_exec +local curbufmeths = helpers.curbufmeths + +before_each(clear) + +describe(':lua command', function() + it('works', function() + eq('', redir_exec( + 'lua vim.api.nvim_buf_set_lines(1, 1, 2, false, {"TEST"})')) + eq({'', 'TEST'}, curbufmeths.get_lines(0, 100, false)) + source(dedent([[ + lua << EOF + vim.api.nvim_buf_set_lines(1, 1, 2, false, {"TSET"}) + EOF]])) + eq({'', 'TSET'}, curbufmeths.get_lines(0, 100, false)) + source(dedent([[ + lua << EOF + vim.api.nvim_buf_set_lines(1, 1, 2, false, {"SETT"})]])) + eq({'', 'SETT'}, curbufmeths.get_lines(0, 100, false)) + source(dedent([[ + lua << EOF + vim.api.nvim_buf_set_lines(1, 1, 2, false, {"ETTS"}) + vim.api.nvim_buf_set_lines(1, 2, 3, false, {"TTSE"}) + vim.api.nvim_buf_set_lines(1, 3, 4, false, {"STTE"}) + EOF]])) + eq({'', 'ETTS', 'TTSE', 'STTE'}, curbufmeths.get_lines(0, 100, false)) + end) + it('throws catchable errors', function() + eq([[Vim(lua):E5104: Error while creating lua chunk: [string "<VimL compiled string>"]:1: unexpected symbol near ')']], + exc_exec('lua ()')) + eq([[Vim(lua):E5105: Error while calling lua chunk: [string "<VimL compiled string>"]:1: TEST]], + exc_exec('lua error("TEST")')) + eq([[Vim(lua):E5105: Error while calling lua chunk: [string "<VimL compiled string>"]:1: Invalid buffer id]], + exc_exec('lua vim.api.nvim_buf_set_lines(-10, 1, 1, false, {"TEST"})')) + eq({''}, curbufmeths.get_lines(0, 100, false)) + end) + it('works with NULL errors', function() + eq([=[Vim(lua):E5105: Error while calling lua chunk: [NULL]]=], + exc_exec('lua error(nil)')) + end) + it('accepts embedded NLs without heredoc', function() + -- Such code is usually used for `:execute 'lua' {generated_string}`: + -- heredocs do not work in this case. + meths.command([[ + lua + vim.api.nvim_buf_set_lines(1, 1, 2, false, {"ETTS"}) + vim.api.nvim_buf_set_lines(1, 2, 3, false, {"TTSE"}) + vim.api.nvim_buf_set_lines(1, 3, 4, false, {"STTE"}) + ]]) + eq({'', 'ETTS', 'TTSE', 'STTE'}, curbufmeths.get_lines(0, 100, false)) + end) + it('preserves global and not preserves local variables', function() + eq('', redir_exec('lua gvar = 42')) + eq('', redir_exec('lua local lvar = 100500')) + eq(NIL, funcs.luaeval('lvar')) + eq(42, funcs.luaeval('gvar')) + end) + it('works with long strings', function() + local s = ('x'):rep(100500) + + eq('\nE5104: Error while creating lua chunk: [string "<VimL compiled string>"]:1: unfinished string near \'<eof>\'', redir_exec(('lua vim.api.nvim_buf_set_lines(1, 1, 2, false, {"%s})'):format(s))) + eq({''}, curbufmeths.get_lines(0, -1, false)) + + eq('', redir_exec(('lua vim.api.nvim_buf_set_lines(1, 1, 2, false, {"%s"})'):format(s))) + eq({'', s}, curbufmeths.get_lines(0, -1, false)) + end) +end) + +describe(':luado command', function() + it('works', function() + curbufmeths.set_lines(0, 1, false, {"ABC", "def", "gHi"}) + eq('', redir_exec('luado lines = (lines or {}) lines[#lines + 1] = {linenr, line}')) + eq({'ABC', 'def', 'gHi'}, curbufmeths.get_lines(0, -1, false)) + eq({{1, 'ABC'}, {2, 'def'}, {3, 'gHi'}}, funcs.luaeval('lines')) + + -- Automatic transformation of numbers + eq('', redir_exec('luado return linenr')) + eq({'1', '2', '3'}, curbufmeths.get_lines(0, -1, false)) + + eq('', redir_exec('luado return ("<%02x>"):format(line:byte())')) + eq({'<31>', '<32>', '<33>'}, curbufmeths.get_lines(0, -1, false)) + end) + it('stops processing lines when suddenly out of lines', function() + curbufmeths.set_lines(0, 1, false, {"ABC", "def", "gHi"}) + eq('', redir_exec('2,$luado runs = ((runs or 0) + 1) vim.api.nvim_command("%d")')) + eq({''}, curbufmeths.get_lines(0, -1, false)) + eq(1, funcs.luaeval('runs')) + end) + it('works correctly when changing lines out of range', function() + curbufmeths.set_lines(0, 1, false, {"ABC", "def", "gHi"}) + eq('\nE322: line number out of range: 1 past the end\nE320: Cannot find line 2', + redir_exec('2,$luado vim.api.nvim_command("%d") return linenr')) + eq({''}, curbufmeths.get_lines(0, -1, false)) + end) + it('fails on errors', function() + eq([[Vim(luado):E5109: Error while creating lua chunk: [string "<VimL compiled string>"]:1: unexpected symbol near ')']], + exc_exec('luado ()')) + eq([[Vim(luado):E5111: Error while calling lua function: [string "<VimL compiled string>"]:1: attempt to perform arithmetic on global 'liness' (a nil value)]], + exc_exec('luado return liness + 1')) + end) + it('works with NULL errors', function() + eq([=[Vim(luado):E5111: Error while calling lua function: [NULL]]=], + exc_exec('luado error(nil)')) + end) + it('fails in sandbox when needed', function() + curbufmeths.set_lines(0, 1, false, {"ABC", "def", "gHi"}) + eq('\nE48: Not allowed in sandbox: sandbox luado runs = (runs or 0) + 1', + redir_exec('sandbox luado runs = (runs or 0) + 1')) + eq(NIL, funcs.luaeval('runs')) + end) + it('works with long strings', function() + local s = ('x'):rep(100500) + + eq('\nE5109: Error while creating lua chunk: [string "<VimL compiled string>"]:1: unfinished string near \'<eof>\'', redir_exec(('luado return "%s'):format(s))) + eq({''}, curbufmeths.get_lines(0, -1, false)) + + eq('', redir_exec(('luado return "%s"'):format(s))) + eq({s}, curbufmeths.get_lines(0, -1, false)) + end) +end) + +describe(':luafile', function() + local fname = 'Xtest-functional-lua-commands-luafile' + + after_each(function() + os.remove(fname) + end) + + it('works', function() + write_file(fname, [[ + vim.api.nvim_buf_set_lines(1, 1, 2, false, {"ETTS"}) + vim.api.nvim_buf_set_lines(1, 2, 3, false, {"TTSE"}) + vim.api.nvim_buf_set_lines(1, 3, 4, false, {"STTE"}) + ]]) + eq('', redir_exec('luafile ' .. fname)) + eq({'', 'ETTS', 'TTSE', 'STTE'}, curbufmeths.get_lines(0, 100, false)) + end) + + it('correctly errors out', function() + write_file(fname, '()') + eq(("Vim(luafile):E5112: Error while creating lua chunk: %s:1: unexpected symbol near ')'"):format(fname), + exc_exec('luafile ' .. fname)) + write_file(fname, 'vimm.api.nvim_buf_set_lines(1, 1, 2, false, {"ETTS"})') + eq(("Vim(luafile):E5113: Error while calling lua chunk: %s:1: attempt to index global 'vimm' (a nil value)"):format(fname), + exc_exec('luafile ' .. fname)) + end) + it('works with NULL errors', function() + write_file(fname, 'error(nil)') + eq([=[Vim(luafile):E5113: Error while calling lua chunk: [NULL]]=], + exc_exec('luafile ' .. fname)) + end) +end) |