mirror of
https://github.com/neovim/neovim.git
synced 2024-12-20 19:25:11 -07:00
7c38994ff2
bisected to f5d5da3917
Other test steps:
nvim -u NORC
:terminal tree / " Produces lots of output
:edit somefile.txt
:vsplit
:vsplit
<c-w>l
<c-w>l
<c-w>h
<c-w>p
508 lines
18 KiB
Lua
508 lines
18 KiB
Lua
local helpers = require('test.functional.helpers')(after_each)
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local Screen = require('test.functional.ui.screen')
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local clear, nvim, buffer = helpers.clear, helpers.nvim, helpers.buffer
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local curbuf, curwin, eq = helpers.curbuf, helpers.curwin, helpers.eq
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local curbufmeths, ok = helpers.curbufmeths, helpers.ok
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local meths = helpers.meths
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local funcs = helpers.funcs
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local request = helpers.request
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local exc_exec = helpers.exc_exec
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local feed_command = helpers.feed_command
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local insert = helpers.insert
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local NIL = helpers.NIL
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local meth_pcall = helpers.meth_pcall
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local command = helpers.command
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local bufmeths = helpers.bufmeths
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local feed = helpers.feed
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describe('api/buf', function()
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before_each(clear)
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-- access deprecated functions
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local function curbuf_depr(method, ...)
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return request('buffer_'..method, 0, ...)
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end
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describe('nvim_buf_set_lines, nvim_buf_line_count', function()
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it('deprecated forms', function()
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eq(1, curbuf_depr('line_count'))
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curbuf_depr('insert', -1, {'line'})
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eq(2, curbuf_depr('line_count'))
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curbuf_depr('insert', -1, {'line'})
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eq(3, curbuf_depr('line_count'))
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curbuf_depr('del_line', -1)
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eq(2, curbuf_depr('line_count'))
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curbuf_depr('del_line', -1)
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curbuf_depr('del_line', -1)
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-- There's always at least one line
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eq(1, curbuf_depr('line_count'))
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end)
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it('line_count has defined behaviour for unloaded buffers', function()
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-- we'll need to know our bufnr for when it gets unloaded
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local bufnr = curbuf('get_number')
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-- replace the buffer contents with these three lines
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request('nvim_buf_set_lines', bufnr, 0, -1, 1, {"line1", "line2", "line3", "line4"})
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-- check the line count is correct
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eq(4, request('nvim_buf_line_count', bufnr))
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-- force unload the buffer (this will discard changes)
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command('new')
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command('bunload! '..bufnr)
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-- line count for an unloaded buffer should always be 0
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eq(0, request('nvim_buf_line_count', bufnr))
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end)
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it('get_lines has defined behaviour for unloaded buffers', function()
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-- we'll need to know our bufnr for when it gets unloaded
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local bufnr = curbuf('get_number')
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-- replace the buffer contents with these three lines
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buffer('set_lines', bufnr, 0, -1, 1, {"line1", "line2", "line3", "line4"})
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-- confirm that getting lines works
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eq({"line2", "line3"}, buffer('get_lines', bufnr, 1, 3, 1))
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-- force unload the buffer (this will discard changes)
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command('new')
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command('bunload! '..bufnr)
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-- attempting to get lines now always gives empty list
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eq({}, buffer('get_lines', bufnr, 1, 3, 1))
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-- it's impossible to get out-of-bounds errors for an unloaded buffer
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eq({}, buffer('get_lines', bufnr, 8888, 9999, 1))
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end)
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end)
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describe('deprecated: {get,set,del}_line', function()
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it('works', function()
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eq('', curbuf_depr('get_line', 0))
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curbuf_depr('set_line', 0, 'line1')
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eq('line1', curbuf_depr('get_line', 0))
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curbuf_depr('set_line', 0, 'line2')
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eq('line2', curbuf_depr('get_line', 0))
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curbuf_depr('del_line', 0)
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eq('', curbuf_depr('get_line', 0))
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end)
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it('get_line: out-of-bounds is an error', function()
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curbuf_depr('set_line', 0, 'line1.a')
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eq(1, curbuf_depr('line_count')) -- sanity
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eq(false, pcall(curbuf_depr, 'get_line', 1))
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eq(false, pcall(curbuf_depr, 'get_line', -2))
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end)
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it('set_line, del_line: out-of-bounds is an error', function()
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curbuf_depr('set_line', 0, 'line1.a')
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eq(false, pcall(curbuf_depr, 'set_line', 1, 'line1.b'))
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eq(false, pcall(curbuf_depr, 'set_line', -2, 'line1.b'))
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eq(false, pcall(curbuf_depr, 'del_line', 2))
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eq(false, pcall(curbuf_depr, 'del_line', -3))
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end)
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it('can handle NULs', function()
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curbuf_depr('set_line', 0, 'ab\0cd')
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eq('ab\0cd', curbuf_depr('get_line', 0))
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end)
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end)
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describe('deprecated: {get,set}_line_slice', function()
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it('get_line_slice: out-of-bounds returns empty array', function()
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curbuf_depr('set_line_slice', 0, 0, true, true, {'a', 'b', 'c'})
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eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, 2, true, true)) --sanity
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eq({}, curbuf_depr('get_line_slice', 2, 3, false, true))
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eq({}, curbuf_depr('get_line_slice', 3, 9, true, true))
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eq({}, curbuf_depr('get_line_slice', 3, -1, true, true))
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eq({}, curbuf_depr('get_line_slice', -3, -4, false, true))
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eq({}, curbuf_depr('get_line_slice', -4, -5, true, true))
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end)
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it('set_line_slice: out-of-bounds extends past end', function()
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curbuf_depr('set_line_slice', 0, 0, true, true, {'a', 'b', 'c'})
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eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, 2, true, true)) --sanity
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eq({'c'}, curbuf_depr('get_line_slice', -1, 4, true, true))
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eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, 5, true, true))
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curbuf_depr('set_line_slice', 4, 5, true, true, {'d'})
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eq({'a', 'b', 'c', 'd'}, curbuf_depr('get_line_slice', 0, 5, true, true))
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curbuf_depr('set_line_slice', -4, -5, true, true, {'e'})
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eq({'e', 'a', 'b', 'c', 'd'}, curbuf_depr('get_line_slice', 0, 5, true, true))
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end)
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it('works', function()
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eq({''}, curbuf_depr('get_line_slice', 0, -1, true, true))
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-- Replace buffer
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curbuf_depr('set_line_slice', 0, -1, true, true, {'a', 'b', 'c'})
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eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, -1, true, true))
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eq({'b', 'c'}, curbuf_depr('get_line_slice', 1, -1, true, true))
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eq({'b'}, curbuf_depr('get_line_slice', 1, 2, true, false))
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eq({}, curbuf_depr('get_line_slice', 1, 1, true, false))
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eq({'a', 'b'}, curbuf_depr('get_line_slice', 0, -1, true, false))
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eq({'b'}, curbuf_depr('get_line_slice', 1, -1, true, false))
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eq({'b', 'c'}, curbuf_depr('get_line_slice', -2, -1, true, true))
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curbuf_depr('set_line_slice', 1, 2, true, false, {'a', 'b', 'c'})
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eq({'a', 'a', 'b', 'c', 'c'}, curbuf_depr('get_line_slice', 0, -1, true, true))
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curbuf_depr('set_line_slice', -1, -1, true, true, {'a', 'b', 'c'})
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eq({'a', 'a', 'b', 'c', 'a', 'b', 'c'},
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curbuf_depr('get_line_slice', 0, -1, true, true))
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curbuf_depr('set_line_slice', 0, -3, true, false, {})
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eq({'a', 'b', 'c'}, curbuf_depr('get_line_slice', 0, -1, true, true))
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curbuf_depr('set_line_slice', 0, -1, true, true, {})
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eq({''}, curbuf_depr('get_line_slice', 0, -1, true, true))
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end)
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end)
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describe('nvim_buf_get_lines, nvim_buf_set_lines', function()
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local get_lines, set_lines = curbufmeths.get_lines, curbufmeths.set_lines
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local line_count = curbufmeths.line_count
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it('fails correctly when input is not valid', function()
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eq(1, curbufmeths.get_number())
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local err, emsg = pcall(bufmeths.set_lines, 1, 1, 2, false, {'b\na'})
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eq(false, err)
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local exp_emsg = 'String cannot contain newlines'
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-- Expected {filename}:{lnum}: {exp_emsg}
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eq(': ' .. exp_emsg, emsg:sub(-#exp_emsg - 2))
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end)
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it('has correct line_count when inserting and deleting', function()
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eq(1, line_count())
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set_lines(-1, -1, true, {'line'})
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eq(2, line_count())
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set_lines(-1, -1, true, {'line'})
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eq(3, line_count())
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set_lines(-2, -1, true, {})
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eq(2, line_count())
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set_lines(-2, -1, true, {})
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set_lines(-2, -1, true, {})
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-- There's always at least one line
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eq(1, line_count())
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end)
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it('can get, set and delete a single line', function()
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eq({''}, get_lines(0, 1, true))
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set_lines(0, 1, true, {'line1'})
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eq({'line1'}, get_lines(0, 1, true))
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set_lines(0, 1, true, {'line2'})
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eq({'line2'}, get_lines(0, 1, true))
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set_lines(0, 1, true, {})
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eq({''}, get_lines(0, 1, true))
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end)
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it('can get a single line with strict indexing', function()
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set_lines(0, 1, true, {'line1.a'})
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eq(1, line_count()) -- sanity
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eq(false, pcall(get_lines, 1, 2, true))
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eq(false, pcall(get_lines, -3, -2, true))
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end)
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it('can get a single line with non-strict indexing', function()
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set_lines(0, 1, true, {'line1.a'})
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eq(1, line_count()) -- sanity
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eq({}, get_lines(1, 2, false))
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eq({}, get_lines(-3, -2, false))
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end)
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it('can set and delete a single line with strict indexing', function()
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set_lines(0, 1, true, {'line1.a'})
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eq(false, pcall(set_lines, 1, 2, true, {'line1.b'}))
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eq(false, pcall(set_lines, -3, -2, true, {'line1.c'}))
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eq({'line1.a'}, get_lines(0, -1, true))
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eq(false, pcall(set_lines, 1, 2, true, {}))
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eq(false, pcall(set_lines, -3, -2, true, {}))
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eq({'line1.a'}, get_lines(0, -1, true))
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end)
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it('can set and delete a single line with non-strict indexing', function()
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set_lines(0, 1, true, {'line1.a'})
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set_lines(1, 2, false, {'line1.b'})
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set_lines(-4, -3, false, {'line1.c'})
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eq({'line1.c', 'line1.a', 'line1.b'}, get_lines(0, -1, true))
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set_lines(3, 4, false, {})
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set_lines(-5, -4, false, {})
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eq({'line1.c', 'line1.a', 'line1.b'}, get_lines(0, -1, true))
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end)
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it('can handle NULs', function()
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set_lines(0, 1, true, {'ab\0cd'})
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eq({'ab\0cd'}, get_lines(0, -1, true))
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end)
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it('works with multiple lines', function()
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eq({''}, get_lines(0, -1, true))
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-- Replace buffer
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for _, mode in pairs({false, true}) do
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set_lines(0, -1, mode, {'a', 'b', 'c'})
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eq({'a', 'b', 'c'}, get_lines(0, -1, mode))
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eq({'b', 'c'}, get_lines(1, -1, mode))
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eq({'b'}, get_lines(1, 2, mode))
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eq({}, get_lines(1, 1, mode))
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eq({'a', 'b'}, get_lines(0, -2, mode))
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eq({'b'}, get_lines(1, -2, mode))
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eq({'b', 'c'}, get_lines(-3, -1, mode))
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set_lines(1, 2, mode, {'a', 'b', 'c'})
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eq({'a', 'a', 'b', 'c', 'c'}, get_lines(0, -1, mode))
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set_lines(-2, -1, mode, {'a', 'b', 'c'})
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eq({'a', 'a', 'b', 'c', 'a', 'b', 'c'},
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get_lines(0, -1, mode))
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set_lines(0, -4, mode, {})
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eq({'a', 'b', 'c'}, get_lines(0, -1, mode))
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set_lines(0, -1, mode, {})
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eq({''}, get_lines(0, -1, mode))
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end
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end)
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it('can get line ranges with non-strict indexing', function()
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set_lines(0, -1, true, {'a', 'b', 'c'})
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eq({'a', 'b', 'c'}, get_lines(0, -1, true)) --sanity
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eq({}, get_lines(3, 4, false))
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eq({}, get_lines(3, 10, false))
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eq({}, get_lines(-5, -5, false))
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eq({}, get_lines(3, -1, false))
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eq({}, get_lines(-3, -4, false))
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end)
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it('can get line ranges with strict indexing', function()
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set_lines(0, -1, true, {'a', 'b', 'c'})
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eq({'a', 'b', 'c'}, get_lines(0, -1, true)) --sanity
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eq(false, pcall(get_lines, 3, 4, true))
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eq(false, pcall(get_lines, 3, 10, true))
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eq(false, pcall(get_lines, -5, -5, true))
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-- empty or inverted ranges are not errors
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eq({}, get_lines(3, -1, true))
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eq({}, get_lines(-3, -4, true))
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end)
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it('set_lines: out-of-bounds can extend past end', function()
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set_lines(0, -1, true, {'a', 'b', 'c'})
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eq({'a', 'b', 'c'}, get_lines(0, -1, true)) --sanity
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eq({'c'}, get_lines(-2, 5, false))
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eq({'a', 'b', 'c'}, get_lines(0, 6, false))
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eq(false, pcall(set_lines, 4, 6, true, {'d'}))
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set_lines(4, 6, false, {'d'})
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eq({'a', 'b', 'c', 'd'}, get_lines(0, -1, true))
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eq(false, pcall(set_lines, -6, -6, true, {'e'}))
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set_lines(-6, -6, false, {'e'})
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eq({'e', 'a', 'b', 'c', 'd'}, get_lines(0, -1, true))
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end)
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it("set_lines on alternate buffer does not access invalid line (E315)", function()
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feed_command('set hidden')
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insert('Initial file')
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command('enew')
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insert([[
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More
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Lines
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Than
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In
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The
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Other
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Buffer]])
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feed_command('$')
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local retval = exc_exec("call nvim_buf_set_lines(1, 0, 1, v:false, ['test'])")
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eq(0, retval)
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end)
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it("set_lines of invisible buffer doesn't move cursor in current window", function()
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local screen = Screen.new(20, 5)
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screen:set_default_attr_ids({
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[1] = {bold = true, foreground = Screen.colors.Blue1},
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[2] = {bold = true},
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})
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screen:attach()
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insert([[
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Who would win?
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A real window
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with proper text]])
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local buf = meths.create_buf(false,true)
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screen:expect([[
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Who would win? |
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A real window |
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with proper tex^t |
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{1:~ }|
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]])
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meths.buf_set_lines(buf, 0, -1, true, {'or some', 'scratchy text'})
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feed('i') -- provoke redraw
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screen:expect([[
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Who would win? |
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A real window |
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with proper tex^t |
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{1:~ }|
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{2:-- INSERT --} |
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]])
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end)
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it('set_lines on hidden buffer preserves "previous window" #9741', function()
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insert([[
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visible buffer line 1
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line 2
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]])
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local hiddenbuf = meths.create_buf(false,true)
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command('vsplit')
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command('vsplit')
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feed('<c-w>l<c-w>l<c-w>l')
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eq(3, funcs.winnr())
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feed('<c-w>h')
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eq(2, funcs.winnr())
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meths.buf_set_lines(hiddenbuf, 0, -1, true,
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{'hidden buffer line 1', 'line 2'})
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feed('<c-w>p')
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eq(3, funcs.winnr())
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end)
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end)
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describe('nvim_buf_get_offset', function()
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local get_offset = curbufmeths.get_offset
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it('works', function()
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curbufmeths.set_lines(0,-1,true,{'Some\r','exa\000mple', '', 'buf\rfer', 'text'})
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eq(5, curbufmeths.line_count())
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eq(0, get_offset(0))
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eq(6, get_offset(1))
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eq(15, get_offset(2))
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eq(16, get_offset(3))
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eq(24, get_offset(4))
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eq(29, get_offset(5))
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eq({false,'Index out of bounds'}, meth_pcall(get_offset, 6))
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eq({false,'Index out of bounds'}, meth_pcall(get_offset, -1))
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curbufmeths.set_option('eol', false)
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curbufmeths.set_option('fixeol', false)
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eq(28, get_offset(5))
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-- fileformat is ignored
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curbufmeths.set_option('fileformat', 'dos')
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eq(0, get_offset(0))
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eq(6, get_offset(1))
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eq(15, get_offset(2))
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eq(16, get_offset(3))
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eq(24, get_offset(4))
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eq(28, get_offset(5))
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curbufmeths.set_option('eol', true)
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eq(29, get_offset(5))
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command("set hidden")
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command("enew")
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eq(6, bufmeths.get_offset(1,1))
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command("bunload! 1")
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eq(-1, bufmeths.get_offset(1,1))
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end)
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end)
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describe('nvim_buf_get_var, nvim_buf_set_var, nvim_buf_del_var', function()
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it('works', function()
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curbuf('set_var', 'lua', {1, 2, {['3'] = 1}})
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eq({1, 2, {['3'] = 1}}, curbuf('get_var', 'lua'))
|
|
eq({1, 2, {['3'] = 1}}, nvim('eval', 'b:lua'))
|
|
eq(1, funcs.exists('b:lua'))
|
|
curbufmeths.del_var('lua')
|
|
eq(0, funcs.exists('b:lua'))
|
|
eq({false, 'Key not found: lua'}, meth_pcall(curbufmeths.del_var, 'lua'))
|
|
curbufmeths.set_var('lua', 1)
|
|
command('lockvar b:lua')
|
|
eq({false, 'Key is locked: lua'}, meth_pcall(curbufmeths.del_var, 'lua'))
|
|
eq({false, 'Key is locked: lua'}, meth_pcall(curbufmeths.set_var, 'lua', 1))
|
|
eq({false, 'Key is read-only: changedtick'},
|
|
meth_pcall(curbufmeths.del_var, 'changedtick'))
|
|
eq({false, 'Key is read-only: changedtick'},
|
|
meth_pcall(curbufmeths.set_var, 'changedtick', 1))
|
|
end)
|
|
end)
|
|
|
|
describe('nvim_buf_get_changedtick', function()
|
|
it('works', function()
|
|
eq(2, curbufmeths.get_changedtick())
|
|
curbufmeths.set_lines(0, 1, false, {'abc\0', '\0def', 'ghi'})
|
|
eq(3, curbufmeths.get_changedtick())
|
|
eq(3, curbufmeths.get_var('changedtick'))
|
|
end)
|
|
|
|
it('buffer_set_var returns the old value', function()
|
|
local val1 = {1, 2, {['3'] = 1}}
|
|
local val2 = {4, 7}
|
|
eq(NIL, request('buffer_set_var', 0, 'lua', val1))
|
|
eq(val1, request('buffer_set_var', 0, 'lua', val2))
|
|
end)
|
|
|
|
it('buffer_del_var returns the old value', function()
|
|
local val1 = {1, 2, {['3'] = 1}}
|
|
local val2 = {4, 7}
|
|
eq(NIL, request('buffer_set_var', 0, 'lua', val1))
|
|
eq(val1, request('buffer_set_var', 0, 'lua', val2))
|
|
eq(val2, request('buffer_del_var', 0, 'lua'))
|
|
end)
|
|
end)
|
|
|
|
describe('nvim_buf_get_option, nvim_buf_set_option', function()
|
|
it('works', function()
|
|
eq(8, curbuf('get_option', 'shiftwidth'))
|
|
curbuf('set_option', 'shiftwidth', 4)
|
|
eq(4, curbuf('get_option', 'shiftwidth'))
|
|
-- global-local option
|
|
curbuf('set_option', 'define', 'test')
|
|
eq('test', curbuf('get_option', 'define'))
|
|
-- Doesn't change the global value
|
|
eq([[^\s*#\s*define]], nvim('get_option', 'define'))
|
|
end)
|
|
end)
|
|
|
|
describe('nvim_buf_get_name, nvim_buf_set_name', function()
|
|
it('works', function()
|
|
nvim('command', 'new')
|
|
eq('', curbuf('get_name'))
|
|
local new_name = nvim('eval', 'resolve(tempname())')
|
|
curbuf('set_name', new_name)
|
|
eq(new_name, curbuf('get_name'))
|
|
nvim('command', 'w!')
|
|
eq(1, funcs.filereadable(new_name))
|
|
os.remove(new_name)
|
|
end)
|
|
end)
|
|
|
|
describe('nvim_buf_is_loaded', function()
|
|
it('works', function()
|
|
-- record our buffer number for when we unload it
|
|
local bufnr = curbuf('get_number')
|
|
-- api should report that the buffer is loaded
|
|
ok(buffer('is_loaded', bufnr))
|
|
-- hide the current buffer by switching to a new empty buffer
|
|
-- Careful! we need to modify the buffer first or vim will just reuse it
|
|
buffer('set_lines', bufnr, 0, -1, 1, {'line1'})
|
|
command('hide enew')
|
|
-- confirm the buffer is hidden, but still loaded
|
|
local infolist = nvim('eval', 'getbufinfo('..bufnr..')')
|
|
eq(1, #infolist)
|
|
eq(1, infolist[1].hidden)
|
|
eq(1, infolist[1].loaded)
|
|
-- now force unload the buffer
|
|
command('bunload! '..bufnr)
|
|
-- confirm the buffer is unloaded
|
|
infolist = nvim('eval', 'getbufinfo('..bufnr..')')
|
|
eq(0, infolist[1].loaded)
|
|
-- nvim_buf_is_loaded() should also report the buffer as unloaded
|
|
eq(false, buffer('is_loaded', bufnr))
|
|
end)
|
|
end)
|
|
|
|
describe('nvim_buf_is_valid', function()
|
|
it('works', function()
|
|
nvim('command', 'new')
|
|
local b = nvim('get_current_buf')
|
|
ok(buffer('is_valid', b))
|
|
nvim('command', 'bw!')
|
|
ok(not buffer('is_valid', b))
|
|
end)
|
|
end)
|
|
|
|
describe('nvim_buf_get_mark', function()
|
|
it('works', function()
|
|
curbuf('set_lines', -1, -1, true, {'a', 'bit of', 'text'})
|
|
curwin('set_cursor', {3, 4})
|
|
nvim('command', 'mark v')
|
|
eq({3, 0}, curbuf('get_mark', 'v'))
|
|
end)
|
|
end)
|
|
end)
|