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local helpers = require('test.functional.helpers')(after_each)
local clear, eval, eq = helpers.clear, helpers.eval, helpers.eq
local feed, execute, expect, command = helpers.feed, helpers.execute, helpers.expect, helpers.command
local curbufmeths, funcs, neq = helpers.curbufmeths, helpers.funcs, helpers.neq
describe('TextYankPost', function()
before_each(function()
clear()
-- emulate the clipboard so system clipboard isn't affected
execute('let &rtp = "test/functional/fixtures,".&rtp')
execute('let g:count = 0')
execute('autocmd TextYankPost * let g:event = copy(v:event)')
execute('autocmd TextYankPost * let g:count += 1')
curbufmeths.set_lines(0, -1, true, {
'foo\0bar',
'baz text',
})
end)
it('is executed after yank and handles register types', function()
feed('yy')
eq({
operator = 'y',
regcontents = { 'foo\nbar' },
regname = '',
regtype = 'V'
}, eval('g:event'))
eq(1, eval('g:count'))
-- v:event is cleared after the autocommand is done
eq({}, eval('v:event'))
feed('+yw')
eq({
operator = 'y',
regcontents = { 'baz ' },
regname = '',
regtype = 'v'
}, eval('g:event'))
eq(2, eval('g:count'))
feed('<c-v>eky')
eq({
operator = 'y',
regcontents = { 'foo', 'baz' },
regname = '',
regtype = "\0223" -- ^V + block width
}, eval('g:event'))
eq(3, eval('g:count'))
end)
it('makes v:event immutable', function()
feed('yy')
eq({
operator = 'y',
regcontents = { 'foo\nbar' },
regname = '',
regtype = 'V'
}, eval('g:event'))
execute('set debug=msg')
-- the regcontents should not be changed without copy.
local status, err = pcall(command,'call extend(g:event.regcontents, ["more text"])')
eq(status,false)
neq(nil, string.find(err, ':E742:'))
-- can't mutate keys inside the autocommand
execute('autocmd! TextYankPost * let v:event.regcontents = 0')
status, err = pcall(command,'normal yy')
eq(status,false)
neq(nil, string.find(err, ':E46:'))
-- can't add keys inside the autocommand
execute('autocmd! TextYankPost * let v:event.mykey = 0')
status, err = pcall(command,'normal yy')
eq(status,false)
neq(nil, string.find(err, ':E742:'))
end)
it('is not invoked recursively', function()
execute('autocmd TextYankPost * normal "+yy')
feed('yy')
eq({
operator = 'y',
regcontents = { 'foo\nbar' },
regname = '',
regtype = 'V'
}, eval('g:event'))
eq(1, eval('g:count'))
eq({ 'foo\nbar' }, funcs.getreg('+',1,1))
end)
it('is executed after delete and change', function()
feed('dw')
eq({
operator = 'd',
regcontents = { 'foo' },
regname = '',
regtype = 'v'
}, eval('g:event'))
eq(1, eval('g:count'))
feed('dd')
eq({
operator = 'd',
regcontents = { '\nbar' },
regname = '',
regtype = 'V'
}, eval('g:event'))
eq(2, eval('g:count'))
feed('cwspam<esc>')
eq({
operator = 'c',
regcontents = { 'baz' },
regname = '',
regtype = 'v'
}, eval('g:event'))
eq(3, eval('g:count'))
end)
it('is not executed after black-hole operation', function()
feed('"_dd')
eq(0, eval('g:count'))
feed('"_cwgood<esc>')
eq(0, eval('g:count'))
expect([[
good text]])
feed('"_yy')
eq(0, eval('g:count'))
execute('delete _')
eq(0, eval('g:count'))
end)
it('gives the correct register name', function()
feed('$"byiw')
eq({
operator = 'y',
regcontents = { 'bar' },
regname = 'b',
regtype = 'v'
}, eval('g:event'))
feed('"*yy')
eq({
operator = 'y',
regcontents = { 'foo\nbar' },
regname = '*',
regtype = 'V'
}, eval('g:event'))
execute("set clipboard=unnamed")
-- regname still shows the name the user requested
feed('yy')
eq({
operator = 'y',
regcontents = { 'foo\nbar' },
regname = '',
regtype = 'V'
}, eval('g:event'))
feed('"*yy')
eq({
operator = 'y',
regcontents = { 'foo\nbar' },
regname = '*',
regtype = 'V'
}, eval('g:event'))
end)
it('works with Ex commands', function()
execute('1delete +')
eq({
operator = 'd',
regcontents = { 'foo\nbar' },
regname = '+',
regtype = 'V'
}, eval('g:event'))
eq(1, eval('g:count'))
execute('yank')
eq({
operator = 'y',
regcontents = { 'baz text' },
regname = '',
regtype = 'V'
}, eval('g:event'))
eq(2, eval('g:count'))
execute('normal yw')
eq({
operator = 'y',
regcontents = { 'baz ' },
regname = '',
regtype = 'v'
}, eval('g:event'))
eq(3, eval('g:count'))
execute('normal! dd')
eq({
operator = 'd',
regcontents = { 'baz text' },
regname = '',
regtype = 'V'
}, eval('g:event'))
eq(4, eval('g:count'))
end)
end)
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