neovim/test/functional/provider/ruby_spec.lua
Alex Genco ed0a70087a vim-patch:8.1.1056: no eval function for Ruby
Problem:    No eval function for Ruby.
Solution:   Add rubyeval(). (Ozaki Kiichi, closes vim/vim#4152)
e99be0e6d2
2020-10-21 10:20:21 -07:00

134 lines
3.7 KiB
Lua

local helpers = require('test.functional.helpers')(after_each)
local clear = helpers.clear
local command = helpers.command
local curbufmeths = helpers.curbufmeths
local eq = helpers.eq
local eval = helpers.eval
local exc_exec = helpers.exc_exec
local expect = helpers.expect
local feed = helpers.feed
local feed_command = helpers.feed_command
local funcs = helpers.funcs
local insert = helpers.insert
local meths = helpers.meths
local missing_provider = helpers.missing_provider
local matches = helpers.matches
local write_file = helpers.write_file
local pcall_err = helpers.pcall_err
do
clear()
local reason = missing_provider('ruby')
if reason then
it(':ruby reports E319 if provider is missing', function()
local expected = [[Vim%(ruby.*%):E319: No "ruby" provider found.*]]
matches(expected, pcall_err(command, 'ruby puts "foo"'))
matches(expected, pcall_err(command, 'rubyfile foo'))
end)
pending(string.format('Missing neovim RubyGem (%s)', reason), function() end)
return
end
end
before_each(function()
clear()
end)
describe('ruby feature test', function()
it('works', function()
eq(1, funcs.has('ruby'))
end)
end)
describe(':ruby command', function()
it('evaluates ruby', function()
command('ruby VIM.command("let g:set_by_ruby = [100, 0]")')
eq({100, 0}, meths.get_var('set_by_ruby'))
end)
it('supports nesting', function()
command([[ruby VIM.command('ruby VIM.command("let set_by_nested_ruby = 555")')]])
eq(555, meths.get_var('set_by_nested_ruby'))
end)
end)
describe(':rubyfile command', function()
it('evaluates a ruby file', function()
local fname = 'rubyfile.rb'
write_file(fname, 'VIM.command("let set_by_rubyfile = 123")')
command('rubyfile rubyfile.rb')
eq(123, meths.get_var('set_by_rubyfile'))
os.remove(fname)
end)
end)
describe(':rubydo command', function()
it('exposes the $_ variable for modifying lines', function()
insert('abc\ndef\nghi\njkl')
expect([[
abc
def
ghi
jkl]])
feed('ggjvj:rubydo $_.upcase!<CR>')
expect([[
abc
DEF
GHI
jkl]])
end)
it('operates on all lines when not given a range', function()
insert('abc\ndef\nghi\njkl')
expect([[
abc
def
ghi
jkl]])
feed(':rubydo $_.upcase!<CR>')
expect([[
ABC
DEF
GHI
JKL]])
end)
it('does not modify the buffer if no changes are made', function()
command('normal :rubydo 42')
eq(false, curbufmeths.get_option('modified'))
end)
end)
describe('ruby provider', function()
it('RPC call to expand("<afile>") during BufDelete #5245 #5617', function()
helpers.add_builddir_to_rtp()
command([=[autocmd BufDelete * ruby VIM::evaluate('expand("<afile>")')]=])
feed_command('help help')
eq(2, eval('1+1')) -- Still alive?
end)
end)
describe('rubyeval()', function()
it('evaluates ruby objects', function()
eq({1, 2, {['key'] = 'val'}}, funcs.rubyeval('[1, 2, {key: "val"}]'))
end)
it('returns nil for empty strings', function()
eq(helpers.NIL, funcs.rubyeval(''))
end)
it('errors out when given non-string', function()
eq('Vim(call):E474: Invalid argument', exc_exec('call rubyeval(10)'))
eq('Vim(call):E474: Invalid argument', exc_exec('call rubyeval(v:_null_dict)'))
eq('Vim(call):E474: Invalid argument', exc_exec('call rubyeval(v:_null_list)'))
eq('Vim(call):E474: Invalid argument', exc_exec('call rubyeval(0.0)'))
eq('Vim(call):E474: Invalid argument', exc_exec('call rubyeval(function("tr"))'))
eq('Vim(call):E474: Invalid argument', exc_exec('call rubyeval(v:true)'))
eq('Vim(call):E474: Invalid argument', exc_exec('call rubyeval(v:false)'))
eq('Vim(call):E474: Invalid argument', exc_exec('call rubyeval(v:null)'))
end)
end)