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local helpers = require('test.functional.helpers')
local clear, nvim, eq = helpers.clear, helpers.nvim, helpers.eq
local source, execute = helpers.source, helpers.execute
describe('au OptionSet', function()
describe('with * as <amatch>', function()
describe('matches when being set any option', function()
local function expected_str(option, oldval, newval, scope)
return ''
.. string.format('Autocmd Option: <%s>,', option)
.. string.format(' OldVal: <%s>,', oldval)
.. string.format(' NewVal: <%s>,', newval)
.. string.format(' Scope: <%s>', scope)
end
local function get_result()
return nvim('get_var', 'ret')
end
local function expected_combination(option, oldval, newval, scope)
eq(expected_str(option, oldval, newval, scope), get_result())
execute([[let g:ret = '']])
end
local function expected_empty()
eq('', get_result())
end
before_each(function()
clear()
source([[
fu! AutoCommand(match)
let g:ret.=printf('Autocmd Option: <%s>,', a:match)
let g:ret.=printf(' OldVal: <%s>,', v:option_old)
let g:ret.=printf(' NewVal: <%s>,', v:option_new)
let g:ret.=printf(' Scope: <%s>', v:option_type)
endfu
au OptionSet * :call AutoCommand(expand("<amatch>"))
]])
execute([[let g:ret = '']])
end)
it('should set number option', function()
execute('set nu')
expected_combination('number', 0, 1, 'global')
execute('setlocal nonu')
expected_combination('number', 1, 0, 'local')
execute('setglobal nonu')
expected_combination('number', 1, 0, 'global')
end)
it('should set autoindent option',function()
execute('setlocal ai')
expected_combination('autoindent', 0, 1, 'local')
execute('setglobal ai')
expected_combination('autoindent', 0, 1, 'global')
execute('set noai')
expected_combination('autoindent', 1, 0, 'global')
end)
it('should invert global autoindent option',function()
execute('set ai!')
expected_combination('autoindent', 0, 1, 'global')
end)
it('should set several global list and number option',function()
execute('set list nu')
eq(expected_str('list', 0, 1, 'global') .. expected_str('number', 0, 1, 'global'),
get_result())
end)
it('should not print anything, use :noa.', function()
execute('noa set nolist nonu')
expected_empty()
end)
it('should set global acd', function()
execute('setlocal acd')
expected_combination('autochdir', 0, 1, 'local')
end)
it('should set autoread', function()
execute('set noar')
expected_combination('autoread', 1, 0, 'global')
execute('setlocal ar')
expected_combination('autoread', 0, 1, 'local')
end)
it('should invert global autoread', function()
execute('setglobal invar')
expected_combination('autoread', 1, 0, 'global')
end)
it('should set option backspace through :let', function()
execute('let &bs=""')
expected_combination('backspace', 'indent,eol,start', '', 'global')
end)
describe('setting option through setbufvar()', function()
it('shouldn\'t trigger because option name is invalid', function()
execute('call setbufvar(1, "&l:bk", 1)')
expected_empty()
end)
it('should trigger, use correct option name.', function()
execute('call setbufvar(1, "&backup", 1)')
expected_combination('backup', 0, 1, 'local')
end)
end)
end)
end)
end)
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