mirror of
https://github.com/neovim/neovim.git
synced 2025-10-26 12:27:24 +00:00
399 lines
14 KiB
Lua
399 lines
14 KiB
Lua
-- Test suite for testing interactions with API bindings
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local helpers = require('test.functional.helpers')(after_each)
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local exc_exec = helpers.exc_exec
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local remove_trace = helpers.remove_trace
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local fn = helpers.fn
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local clear = helpers.clear
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local eval = helpers.eval
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local NIL = vim.NIL
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local eq = helpers.eq
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local exec_lua = helpers.exec_lua
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local pcall_err = helpers.pcall_err
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before_each(clear)
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describe('luaeval(vim.api.…)', function()
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describe('with channel_id and buffer handle', function()
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describe('nvim_buf_get_lines', function()
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it('works', function()
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fn.setline(1, { 'abc', 'def', 'a\nb', 'ttt' })
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eq({ 'a\000b' }, fn.luaeval('vim.api.nvim_buf_get_lines(1, 2, 3, false)'))
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end)
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end)
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describe('nvim_buf_set_lines', function()
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it('works', function()
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fn.setline(1, { 'abc', 'def', 'a\nb', 'ttt' })
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eq(NIL, fn.luaeval('vim.api.nvim_buf_set_lines(1, 1, 2, false, {"b\\0a"})'))
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eq(
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{ 'abc', 'b\000a', 'a\000b', 'ttt' },
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fn.luaeval('vim.api.nvim_buf_get_lines(1, 0, 4, false)')
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)
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end)
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end)
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end)
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describe('with errors', function()
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it('transforms API error from nvim_buf_set_lines into lua error', function()
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fn.setline(1, { 'abc', 'def', 'a\nb', 'ttt' })
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eq(
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{ false, "'replacement string' item contains newlines" },
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fn.luaeval('{pcall(vim.api.nvim_buf_set_lines, 1, 1, 2, false, {"b\\na"})}')
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)
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end)
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it('transforms API error from nvim_win_set_cursor into lua error', function()
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eq(
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{ false, 'Argument "pos" must be a [row, col] array' },
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fn.luaeval('{pcall(vim.api.nvim_win_set_cursor, 0, {1, 2, 3})}')
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)
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-- Used to produce a memory leak due to a bug in nvim_win_set_cursor
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eq(
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{ false, 'Invalid window id: -1' },
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fn.luaeval('{pcall(vim.api.nvim_win_set_cursor, -1, {1, 2, 3})}')
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)
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end)
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it(
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'transforms API error from nvim_win_set_cursor + same array as in first test into lua error',
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function()
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eq(
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{ false, 'Argument "pos" must be a [row, col] array' },
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fn.luaeval('{pcall(vim.api.nvim_win_set_cursor, 0, {"b\\na"})}')
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)
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end
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)
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end)
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it('correctly evaluates API code which calls luaeval', function()
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local str = (
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([===[vim.api.nvim_eval([==[
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luaeval('vim.api.nvim_eval([=[
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luaeval("vim.api.nvim_eval([[
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luaeval(1)
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]])")
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]=])')
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]==])]===]):gsub('\n', ' ')
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)
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eq(1, fn.luaeval(str))
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end)
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it('correctly converts from API objects', function()
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eq(1, fn.luaeval('vim.api.nvim_eval("1")'))
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eq('1', fn.luaeval([[vim.api.nvim_eval('"1"')]]))
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eq('Blobby', fn.luaeval('vim.api.nvim_eval("0z426c6f626279")'))
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eq({}, fn.luaeval('vim.api.nvim_eval("[]")'))
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eq({}, fn.luaeval('vim.api.nvim_eval("{}")'))
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eq(1, fn.luaeval('vim.api.nvim_eval("1.0")'))
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eq('\000', fn.luaeval('vim.api.nvim_eval("0z00")'))
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eq(true, fn.luaeval('vim.api.nvim_eval("v:true")'))
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eq(false, fn.luaeval('vim.api.nvim_eval("v:false")'))
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eq(NIL, fn.luaeval('vim.api.nvim_eval("v:null")'))
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eq(0, eval([[type(luaeval('vim.api.nvim_eval("1")'))]]))
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eq(1, eval([[type(luaeval('vim.api.nvim_eval("''1''")'))]]))
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eq(1, eval([[type(luaeval('vim.api.nvim_eval("0zbeef")'))]]))
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eq(3, eval([[type(luaeval('vim.api.nvim_eval("[]")'))]]))
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eq(4, eval([[type(luaeval('vim.api.nvim_eval("{}")'))]]))
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eq(5, eval([[type(luaeval('vim.api.nvim_eval("1.0")'))]]))
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eq(6, eval([[type(luaeval('vim.api.nvim_eval("v:true")'))]]))
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eq(6, eval([[type(luaeval('vim.api.nvim_eval("v:false")'))]]))
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eq(7, eval([[type(luaeval('vim.api.nvim_eval("v:null")'))]]))
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eq({ foo = 42 }, fn.luaeval([[vim.api.nvim_eval('{"foo": 42}')]]))
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eq({ 42 }, fn.luaeval([[vim.api.nvim_eval('[42]')]]))
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eq(
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{ foo = { bar = 42 }, baz = 50 },
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fn.luaeval([[vim.api.nvim_eval('{"foo": {"bar": 42}, "baz": 50}')]])
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)
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eq({ { 42 }, {} }, fn.luaeval([=[vim.api.nvim_eval('[[42], []]')]=]))
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end)
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it('correctly converts to API objects', function()
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eq(1, fn.luaeval('vim.api.nvim__id(1)'))
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eq('1', fn.luaeval('vim.api.nvim__id("1")'))
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eq({ 1 }, fn.luaeval('vim.api.nvim__id({1})'))
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eq({ foo = 1 }, fn.luaeval('vim.api.nvim__id({foo=1})'))
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eq(1.5, fn.luaeval('vim.api.nvim__id(1.5)'))
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eq(true, fn.luaeval('vim.api.nvim__id(true)'))
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eq(false, fn.luaeval('vim.api.nvim__id(false)'))
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eq(NIL, fn.luaeval('vim.api.nvim__id(nil)'))
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-- API strings from Blobs can work as NUL-terminated C strings
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eq(
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'Vim(call):E5555: API call: Vim:E15: Invalid expression: ""',
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exc_exec('call nvim_eval(v:_null_blob)')
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)
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eq('Vim(call):E5555: API call: Vim:E15: Invalid expression: ""', exc_exec('call nvim_eval(0z)'))
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eq(1, eval('nvim_eval(0z31)'))
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eq(0, eval([[type(luaeval('vim.api.nvim__id(1)'))]]))
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eq(1, eval([[type(luaeval('vim.api.nvim__id("1")'))]]))
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eq(3, eval([[type(luaeval('vim.api.nvim__id({1})'))]]))
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eq(4, eval([[type(luaeval('vim.api.nvim__id({foo=1})'))]]))
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eq(5, eval([[type(luaeval('vim.api.nvim__id(1.5)'))]]))
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eq(6, eval([[type(luaeval('vim.api.nvim__id(true)'))]]))
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eq(6, eval([[type(luaeval('vim.api.nvim__id(false)'))]]))
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eq(7, eval([[type(luaeval('vim.api.nvim__id(nil)'))]]))
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eq(
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{ foo = 1, bar = { 42, { { baz = true }, 5 } } },
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fn.luaeval('vim.api.nvim__id({foo=1, bar={42, {{baz=true}, 5}}})')
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)
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eq(true, fn.luaeval('vim.api.nvim__id(vim.api.nvim__id)(true)'))
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eq(
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42,
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exec_lua [[
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local f = vim.api.nvim__id({42, vim.api.nvim__id})
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return f[2](f[1])
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]]
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)
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end)
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it('correctly converts container objects with type_idx to API objects', function()
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eq(
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5,
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eval('type(luaeval("vim.api.nvim__id({[vim.type_idx]=vim.types.float, [vim.val_idx]=0})"))')
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)
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eq(4, eval([[type(luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.dictionary})'))]]))
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eq(3, eval([[type(luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.array})'))]]))
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eq({}, fn.luaeval('vim.api.nvim__id({[vim.type_idx]=vim.types.array})'))
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-- Presence of type_idx makes Vim ignore some keys
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eq(
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{ 42 },
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fn.luaeval(
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'vim.api.nvim__id({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'
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)
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)
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eq(
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{ foo = 2 },
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fn.luaeval(
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'vim.api.nvim__id({[vim.type_idx]=vim.types.dictionary, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'
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)
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)
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eq(
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10,
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fn.luaeval(
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'vim.api.nvim__id({[vim.type_idx]=vim.types.float, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'
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)
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)
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eq(
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{},
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fn.luaeval(
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'vim.api.nvim__id({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2})'
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)
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)
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end)
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it('correctly converts arrays with type_idx to API objects', function()
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eq(3, eval([[type(luaeval('vim.api.nvim__id_array({[vim.type_idx]=vim.types.array})'))]]))
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eq({}, fn.luaeval('vim.api.nvim__id_array({[vim.type_idx]=vim.types.array})'))
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eq(
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{ 42 },
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fn.luaeval(
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'vim.api.nvim__id_array({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'
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)
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)
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eq(
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{ { foo = 2 } },
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fn.luaeval(
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'vim.api.nvim__id_array({{[vim.type_idx]=vim.types.dictionary, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'
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)
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)
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eq(
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{ 10 },
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fn.luaeval(
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'vim.api.nvim__id_array({{[vim.type_idx]=vim.types.float, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'
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)
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)
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eq(
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{},
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fn.luaeval(
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'vim.api.nvim__id_array({[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2})'
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)
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)
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eq({}, fn.luaeval('vim.api.nvim__id_array({})'))
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eq(3, eval([[type(luaeval('vim.api.nvim__id_array({})'))]]))
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end)
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it('correctly converts dictionaries with type_idx to API objects', function()
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eq(
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4,
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eval([[type(luaeval('vim.api.nvim__id_dictionary({[vim.type_idx]=vim.types.dictionary})'))]])
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)
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eq({}, fn.luaeval('vim.api.nvim__id_dictionary({[vim.type_idx]=vim.types.dictionary})'))
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eq(
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{ v = { 42 } },
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fn.luaeval(
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'vim.api.nvim__id_dictionary({v={[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'
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)
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)
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eq(
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{ foo = 2 },
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fn.luaeval(
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'vim.api.nvim__id_dictionary({[vim.type_idx]=vim.types.dictionary, [vim.val_idx]=10, [5]=1, foo=2, [1]=42})'
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)
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)
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eq(
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{ v = 10 },
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fn.luaeval(
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'vim.api.nvim__id_dictionary({v={[vim.type_idx]=vim.types.float, [vim.val_idx]=10, [5]=1, foo=2, [1]=42}})'
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)
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)
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eq(
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{ v = {} },
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fn.luaeval(
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'vim.api.nvim__id_dictionary({v={[vim.type_idx]=vim.types.array, [vim.val_idx]=10, [5]=1, foo=2}})'
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)
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)
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-- If API requests dictionary, then empty table will be the one. This is not
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-- the case normally because empty table is an empty array.
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eq({}, fn.luaeval('vim.api.nvim__id_dictionary({})'))
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eq(4, eval([[type(luaeval('vim.api.nvim__id_dictionary({})'))]]))
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end)
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it('converts booleans in positional args', function()
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eq({ '' }, exec_lua [[ return vim.api.nvim_buf_get_lines(0, 0, 10, false) ]])
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eq({ '' }, exec_lua [[ return vim.api.nvim_buf_get_lines(0, 0, 10, nil) ]])
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eq(
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'Index out of bounds',
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pcall_err(exec_lua, [[ return vim.api.nvim_buf_get_lines(0, 0, 10, true) ]])
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)
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eq(
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'Index out of bounds',
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pcall_err(exec_lua, [[ return vim.api.nvim_buf_get_lines(0, 0, 10, 1) ]])
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)
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-- this follows lua conventions for bools (not api convention for Boolean)
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eq(
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'Index out of bounds',
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pcall_err(exec_lua, [[ return vim.api.nvim_buf_get_lines(0, 0, 10, 0) ]])
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)
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eq(
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'Index out of bounds',
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pcall_err(exec_lua, [[ return vim.api.nvim_buf_get_lines(0, 0, 10, {}) ]])
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)
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end)
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it('converts booleans in optional args', function()
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eq({}, exec_lua [[ return vim.api.nvim_exec2("echo 'foobar'", {output=false}) ]])
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eq({}, exec_lua [[ return vim.api.nvim_exec2("echo 'foobar'", {}) ]]) -- same as {output=nil}
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-- API conventions (not lua conventions): zero is falsy
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eq({}, exec_lua [[ return vim.api.nvim_exec2("echo 'foobar'", {output=0}) ]])
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eq(
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{ output = 'foobar' },
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exec_lua [[ return vim.api.nvim_exec2("echo 'foobar'", {output=true}) ]]
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)
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eq({ output = 'foobar' }, exec_lua [[ return vim.api.nvim_exec2("echo 'foobar'", {output=1}) ]])
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eq(
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[[Invalid 'output': not a boolean]],
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pcall_err(exec_lua, [[ return vim.api.nvim_exec2("echo 'foobar'", {output={}}) ]])
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)
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end)
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it('errors out correctly when working with API', function()
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-- Conversion errors
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'obj': Cannot convert given Lua table]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim__id({1, foo=42})")]]))
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)
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-- Errors in number of arguments
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eq(
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'Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Expected 1 argument',
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remove_trace(exc_exec([[call luaeval("vim.api.nvim__id()")]]))
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)
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eq(
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'Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Expected 1 argument',
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remove_trace(exc_exec([[call luaeval("vim.api.nvim__id(1, 2)")]]))
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)
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eq(
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'Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Expected 2 arguments',
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remove_trace(exc_exec([[call luaeval("vim.api.nvim_set_var(1, 2, 3)")]]))
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)
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-- Error in argument types
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'name': Expected Lua string]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim_set_var(1, 2)")]]))
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'start': Expected Lua number]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim_buf_get_lines(0, 'test', 1, false)")]]))
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'start': Number is not integral]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim_buf_get_lines(0, 1.5, 1, false)")]]))
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'window': Expected Lua number]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim_win_is_valid(nil)")]]))
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'flt': Expected Lua number]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim__id_float('test')")]]))
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'flt': Expected Float-like Lua table]],
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remove_trace(
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exc_exec([[call luaeval("vim.api.nvim__id_float({[vim.type_idx]=vim.types.dictionary})")]])
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)
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'arr': Expected Lua table]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim__id_array(1)")]]))
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'arr': Expected Array-like Lua table]],
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remove_trace(
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exc_exec([[call luaeval("vim.api.nvim__id_array({[vim.type_idx]=vim.types.dictionary})")]])
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)
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'dct': Expected Lua table]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim__id_dictionary(1)")]]))
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Invalid 'dct': Expected Dict-like Lua table]],
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remove_trace(
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exc_exec([[call luaeval("vim.api.nvim__id_dictionary({[vim.type_idx]=vim.types.array})")]])
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)
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)
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eq(
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[[Vim(call):E5108: Error executing lua [string "luaeval()"]:1: Expected Lua table]],
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remove_trace(exc_exec([[call luaeval("vim.api.nvim_set_keymap('', '', '', '')")]]))
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)
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-- TODO: check for errors with Tabpage argument
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-- TODO: check for errors with Window argument
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-- TODO: check for errors with Buffer argument
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end)
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it('accepts any value as API Boolean', function()
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eq('', fn.luaeval('vim.api.nvim_replace_termcodes("", vim, false, nil)'))
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eq('', fn.luaeval('vim.api.nvim_replace_termcodes("", 0, 1.5, "test")'))
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eq(
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'',
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fn.luaeval('vim.api.nvim_replace_termcodes("", true, {}, {[vim.type_idx]=vim.types.array})')
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)
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end)
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it('serializes sparse arrays in Lua', function()
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eq({ [1] = vim.NIL, [2] = 2 }, exec_lua [[ return { [2] = 2 } ]])
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|
end)
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end)
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