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test_python3.vim
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test_python3.vim
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" Test for python 3 commands.
source check.vim
CheckFeature python3
source shared.vim
func Create_vim_list()
return [1]
endfunction
func Create_vim_dict()
return {'a': 1}
endfunction
let s:system_error_pat = 'Vim(py3):SystemError: \(<built-in function eval> returned NULL without setting an error\|error return without exception set\)'
" This function should be called first. This sets up python functions used by
" the other tests.
func Test_AAA_python3_setup()
py3 << trim EOF
import vim
import sys
import re
py33_type_error_pattern = re.compile('^__call__\(\) takes (\d+) positional argument but (\d+) were given$')
py37_exception_repr = re.compile(r'([^\(\),])(\)+)$')
py39_type_error_pattern = re.compile('\w+\.([^(]+\(\) takes)')
def emsg(ei):
return ei[0].__name__ + ':' + repr(ei[1].args)
def ee(expr, g=globals(), l=locals()):
cb = vim.current.buffer
try:
try:
exec(expr, g, l)
except Exception as e:
if sys.version_info >= (3, 3) and e.__class__ is AttributeError and str(e).find('has no attribute')>=0 and not str(e).startswith("'vim."):
msg = repr((e.__class__, AttributeError(str(e)[str(e).rfind(" '") + 2:-1])))
elif sys.version_info >= (3, 3) and e.__class__ is ImportError and str(e).find('No module named \'') >= 0:
msg = repr((e.__class__, ImportError(str(e).replace("'", ''))))
elif sys.version_info >= (3, 6) and e.__class__ is ModuleNotFoundError:
# Python 3.6 gives ModuleNotFoundError, change it to an ImportError
msg = repr((ImportError, ImportError(str(e).replace("'", ''))))
elif sys.version_info >= (3, 3) and e.__class__ is TypeError:
m = py33_type_error_pattern.search(str(e))
if m:
msg = '__call__() takes exactly {0} positional argument ({1} given)'.format(m.group(1), m.group(2))
msg = repr((e.__class__, TypeError(msg)))
else:
msg = repr((e.__class__, e))
# Messages changed with Python 3.6, change new to old.
newmsg1 = """'argument must be str, bytes or bytearray, not None'"""
oldmsg1 = '''"Can't convert 'NoneType' object to str implicitly"'''
if msg.find(newmsg1) > -1:
msg = msg.replace(newmsg1, oldmsg1)
newmsg2 = """'argument must be str, bytes or bytearray, not int'"""
oldmsg2 = '''"Can't convert 'int' object to str implicitly"'''
if msg.find(newmsg2) > -1:
msg = msg.replace(newmsg2, oldmsg2)
# Python 3.9 reports errors like "vim.command() takes ..." instead of "command() takes ..."
msg = py39_type_error_pattern.sub(r'\1', msg)
elif sys.version_info >= (3, 5) and e.__class__ is ValueError and str(e) == 'embedded null byte':
msg = repr((TypeError, TypeError('expected bytes with no null')))
else:
msg = repr((e.__class__, e))
# Some Python versions say can't, others cannot.
if msg.find('can\'t') > -1:
msg = msg.replace('can\'t', 'cannot')
# Some Python versions use single quote, some double quote
if msg.find('"cannot ') > -1:
msg = msg.replace('"cannot ', '\'cannot ')
if msg.find(' attributes"') > -1:
msg = msg.replace(' attributes"', ' attributes\'')
if sys.version_info >= (3, 7):
msg = py37_exception_repr.sub(r'\1,\2', msg)
cb.append(expr + ':' + msg)
else:
cb.append(expr + ':NOT FAILED')
except Exception as e:
msg = repr((e.__class__, e))
if sys.version_info >= (3, 7):
msg = py37_exception_repr.sub(r'\1,\2', msg)
cb.append(expr + '::' + msg)
EOF
endfunc
func Test_py3do()
" Check deleting lines does not trigger an ml_get error.
new
call setline(1, ['one', 'two', 'three'])
py3do vim.command("%d_")
bwipe!
" Check switching to another buffer does not trigger an ml_get error.
new
let wincount = winnr('$')
call setline(1, ['one', 'two', 'three'])
py3do vim.command("new")
call assert_equal(wincount + 1, winnr('$'))
bwipe!
bwipe!
" Try modifying a buffer with 'nomodifiable' set
set nomodifiable
call assert_fails('py3do toupper(line)', 'E21:')
set modifiable
" Invalid command
call AssertException(['py3do non_existing_cmd'],
\ "Vim(py3do):NameError: name 'non_existing_cmd' is not defined")
call AssertException(["py3do raise Exception('test')"],
\ 'Vim(py3do):Exception: test')
call AssertException(["py3do {lambda}"],
\ 'Vim(py3do):SyntaxError: invalid syntax')
endfunc
func Test_set_cursor()
" Check that setting the cursor position works.
new
call setline(1, ['first line', 'second line'])
normal gg
py3do vim.current.window.cursor = (1, 5)
call assert_equal([1, 6], [line('.'), col('.')])
" Check that movement after setting cursor position keeps current column.
normal j
call assert_equal([2, 6], [line('.'), col('.')])
endfunc
func Test_vim_function()
" Check creating vim.Function object
func s:foo()
return matchstr(expand('<sfile>'), '<SNR>\zs\d\+_foo$')
endfunc
let name = '<SNR>' . s:foo()
try
py3 f = vim.bindeval('function("s:foo")')
call assert_equal(name, py3eval('f.name'))
catch
call assert_false(v:exception)
endtry
try
py3 f = vim.Function(b'\x80\xfdR' + vim.eval('s:foo()').encode())
call assert_equal(name, 'f.name'->py3eval())
catch
call assert_false(v:exception)
endtry
" Non-existing function attribute
call AssertException(["let x = py3eval('f.abc')"],
\ "Vim(let):AttributeError: 'vim.function' object has no attribute 'abc'")
py3 del f
delfunc s:foo
endfunc
func Test_skipped_python3_command_does_not_affect_pyxversion()
set pyxversion=0
if 0
python3 import vim
endif
call assert_equal(0, &pyxversion) " This assertion would have failed with Vim 8.0.0251. (pyxversion was introduced in 8.0.0251.)
endfunc
func _SetUpHiddenBuffer()
new
edit hidden
setlocal bufhidden=hide
enew
let lnum = 0
while lnum < 10
call append( 1, string( lnum ) )
let lnum = lnum + 1
endwhile
normal G
call assert_equal( line( '.' ), 11 )
endfunc
func _CleanUpHiddenBuffer()
bwipe! hidden
bwipe!
endfunc
func Test_Write_To_HiddenBuffer_Does_Not_Fix_Cursor_Clear()
call _SetUpHiddenBuffer()
py3 vim.buffers[ int( vim.eval( 'bufnr("hidden")' ) ) ][:] = None
call assert_equal( line( '.' ), 11 )
call _CleanUpHiddenBuffer()
endfunc
func Test_Write_To_HiddenBuffer_Does_Not_Fix_Cursor_List()
call _SetUpHiddenBuffer()
py3 vim.buffers[ int( vim.eval( 'bufnr("hidden")' ) ) ][:] = [ 'test' ]
call assert_equal( line( '.' ), 11 )
call _CleanUpHiddenBuffer()
endfunc
func Test_Write_To_HiddenBuffer_Does_Not_Fix_Cursor_Str()
call _SetUpHiddenBuffer()
py3 vim.buffers[ int( vim.eval( 'bufnr("hidden")' ) ) ][0] = 'test'
call assert_equal( line( '.' ), 11 )
call _CleanUpHiddenBuffer()
endfunc
func Test_Write_To_HiddenBuffer_Does_Not_Fix_Cursor_ClearLine()
call _SetUpHiddenBuffer()
py3 vim.buffers[ int( vim.eval( 'bufnr("hidden")' ) ) ][0] = None
call assert_equal( line( '.' ), 11 )
call _CleanUpHiddenBuffer()
endfunc
func _SetUpVisibleBuffer()
new
let lnum = 0
while lnum < 10
call append( 1, string( lnum ) )
let lnum = lnum + 1
endwhile
normal G
call assert_equal( line( '.' ), 11 )
endfunc
func Test_Write_To_Current_Buffer_Fixes_Cursor_Clear()
call _SetUpVisibleBuffer()
py3 vim.current.buffer[:] = None
call assert_equal( line( '.' ), 1 )
bwipe!
endfunc
func Test_Write_To_Current_Buffer_Fixes_Cursor_List()
call _SetUpVisibleBuffer()
py3 vim.current.buffer[:] = [ 'test' ]
call assert_equal( line( '.' ), 1 )
bwipe!
endfunc
func Test_Write_To_Current_Buffer_Fixes_Cursor_Str()
call _SetUpVisibleBuffer()
py3 vim.current.buffer[-1] = None
call assert_equal( line( '.' ), 10 )
bwipe!
endfunc
func Test_Catch_Exception_Message()
try
py3 raise RuntimeError( 'TEST' )
catch /.*/
call assert_match( '^Vim(.*):RuntimeError: TEST$', v:exception )
endtry
endfunc
func Test_unicode()
" this crashed Vim once
if &tenc != ''
throw "Skipped: 'termencoding' is not empty"
endif
set encoding=utf32
py3 print('hello')
if !has('win32')
set encoding=debug
py3 print('hello')
set encoding=euc-tw
py3 print('hello')
endif
set encoding=utf8
endfunc
" Test vim.eval() with various types.
func Test_python3_vim_val()
call assert_equal("\n8", execute('py3 print(vim.eval("3+5"))'))
if has('float')
call assert_equal("\n3.140000", execute('py3 print(vim.eval("1.01+2.13"))'))
call assert_equal("\n0.000000", execute('py3 print(vim.eval("0.0/(1.0/0.0)"))'))
call assert_equal("\n0.000000", execute('py3 print(vim.eval("0.0/(1.0/0.0)"))'))
call assert_equal("\n-0.000000", execute('py3 print(vim.eval("0.0/(-1.0/0.0)"))'))
" Commented out: output of infinity and nan depend on platforms.
" call assert_equal("\ninf", execute('py3 print(vim.eval("1.0/0.0"))'))
" call assert_equal("\n-inf", execute('py3 print(vim.eval("-1.0/0.0"))'))
" call assert_equal("\n-nan", execute('py3 print(vim.eval("0.0/0.0"))'))
endif
call assert_equal("\nabc", execute('py3 print(vim.eval("\"abc\""))'))
call assert_equal("\n['1', '2']", execute('py3 print(vim.eval("[1, 2]"))'))
call assert_equal("\n{'1': '2'}", execute('py3 print(vim.eval("{1:2}"))'))
call assert_equal("\nTrue", execute('py3 print(vim.eval("v:true"))'))
call assert_equal("\nFalse", execute('py3 print(vim.eval("v:false"))'))
call assert_equal("\nNone", execute('py3 print(vim.eval("v:null"))'))
call assert_equal("\nNone", execute('py3 print(vim.eval("v:none"))'))
call assert_equal("\nb'\\xab\\x12'", execute('py3 print(vim.eval("0zab12"))'))
call assert_fails('py3 vim.eval("1+")', 'E15: Invalid expression')
endfunc
" Test range objects, see :help python-range
func Test_python3_range()
new
py3 b = vim.current.buffer
call setline(1, range(1, 6))
py3 r = b.range(2, 4)
call assert_equal(6, py3eval('len(b)'))
call assert_equal(3, py3eval('len(r)'))
call assert_equal('3', py3eval('b[2]'))
call assert_equal('4', py3eval('r[2]'))
call assert_fails('py3 r[3] = "x"', ['Traceback', 'IndexError: line number out of range'])
call assert_fails('py3 x = r[3]', ['Traceback', 'IndexError: line number out of range'])
call assert_fails('py3 r["a"] = "x"', ['Traceback', 'TypeError: index must be int or slice, not str'])
call assert_fails('py3 x = r["a"]', ['Traceback', 'TypeError: index must be int or slice, not str'])
py3 del r[:]
call assert_equal(['1', '5', '6'], getline(1, '$'))
%d | call setline(1, range(1, 6))
py3 r = b.range(2, 5)
py3 del r[2]
call assert_equal(['1', '2', '3', '5', '6'], getline(1, '$'))
%d | call setline(1, range(1, 6))
py3 r = b.range(2, 4)
py3 vim.command("%d,%dnorm Ax" % (r.start + 1, r.end + 1))
call assert_equal(['1', '2x', '3x', '4x', '5', '6'], getline(1, '$'))
%d | call setline(1, range(1, 4))
py3 r = b.range(2, 3)
py3 r.append(['a', 'b'])
call assert_equal(['1', '2', '3', 'a', 'b', '4'], getline(1, '$'))
py3 r.append(['c', 'd'], 0)
call assert_equal(['1', 'c', 'd', '2', '3', 'a', 'b', '4'], getline(1, '$'))
%d | call setline(1, range(1, 5))
py3 r = b.range(2, 4)
py3 r.append('a')
call assert_equal(['1', '2', '3', '4', 'a', '5'], getline(1, '$'))
py3 r.append('b', 1)
call assert_equal(['1', '2', 'b', '3', '4', 'a', '5'], getline(1, '$'))
bwipe!
endfunc
" Test for resetting options with local values to global values
func Test_python3_opt_reset_local_to_global()
new
py3 curbuf = vim.current.buffer
py3 curwin = vim.current.window
" List of buffer-local options. Each list item has [option name, global
" value, buffer-local value, buffer-local value after reset] to use in the
" test.
let bopts = [
\ ['autoread', 1, 0, -1],
\ ['equalprg', 'geprg', 'leprg', ''],
\ ['keywordprg', 'gkprg', 'lkprg', ''],
\ ['path', 'gpath', 'lpath', ''],
\ ['backupcopy', 'yes', 'no', ''],
\ ['tags', 'gtags', 'ltags', ''],
\ ['tagcase', 'ignore', 'match', ''],
\ ['define', 'gdef', 'ldef', ''],
\ ['include', 'ginc', 'linc', ''],
\ ['dict', 'gdict', 'ldict', ''],
\ ['thesaurus', 'gtsr', 'ltsr', ''],
\ ['formatprg', 'gfprg', 'lfprg', ''],
\ ['errorformat', '%f:%l:%m', '%s-%l-%m', ''],
\ ['grepprg', 'ggprg', 'lgprg', ''],
\ ['makeprg', 'gmprg', 'lmprg', ''],
\ ['balloonexpr', 'gbexpr', 'lbexpr', ''],
\ ['cryptmethod', 'blowfish2', 'zip', ''],
\ ['lispwords', 'abc', 'xyz', ''],
\ ['makeencoding', 'utf-8', 'latin1', ''],
\ ['undolevels', 100, 200, -123456]]
" Set the global and buffer-local option values and then clear the
" buffer-local option value.
for opt in bopts
py3 << trim END
pyopt = vim.bindeval("opt")
vim.options[pyopt[0]] = pyopt[1]
curbuf.options[pyopt[0]] = pyopt[2]
END
exe "call assert_equal(opt[2], &" .. opt[0] .. ")"
exe "call assert_equal(opt[1], &g:" .. opt[0] .. ")"
exe "call assert_equal(opt[2], &l:" .. opt[0] .. ")"
py3 del curbuf.options[pyopt[0]]
exe "call assert_equal(opt[1], &" .. opt[0] .. ")"
exe "call assert_equal(opt[1], &g:" .. opt[0] .. ")"
exe "call assert_equal(opt[3], &l:" .. opt[0] .. ")"
exe "set " .. opt[0] .. "&"
endfor
" Set the global and window-local option values and then clear the
" window-local option value.
let wopts = [
\ ['scrolloff', 5, 10, -1],
\ ['sidescrolloff', 6, 12, -1],
\ ['statusline', '%<%f', '%<%F', '']]
for opt in wopts
py3 << trim
pyopt = vim.bindeval("opt")
vim.options[pyopt[0]] = pyopt[1]
curwin.options[pyopt[0]] = pyopt[2]
.
exe "call assert_equal(opt[2], &" .. opt[0] .. ")"
exe "call assert_equal(opt[1], &g:" .. opt[0] .. ")"
exe "call assert_equal(opt[2], &l:" .. opt[0] .. ")"
py3 del curwin.options[pyopt[0]]
exe "call assert_equal(opt[1], &" .. opt[0] .. ")"
exe "call assert_equal(opt[1], &g:" .. opt[0] .. ")"
exe "call assert_equal(opt[3], &l:" .. opt[0] .. ")"
exe "set " .. opt[0] .. "&"
endfor
close!
endfunc
" Test for various heredoc syntax
func Test_python3_heredoc()
python3 << END
s='A'
END
python3 <<
s+='B'
.
python3 << trim END
s+='C'
END
python3 << trim
s+='D'
.
python3 << trim eof
s+='E'
eof
call assert_equal('ABCDE', pyxeval('s'))
endfunc
" Test for the buffer range object
func Test_python3_range2()
new
call setline(1, ['one', 'two', 'three'])
py3 b = vim.current.buffer
py3 r = b.range(1, 3)
call assert_equal(0, py3eval('r.start'))
call assert_equal(2, py3eval('r.end'))
call assert_equal('one', py3eval('r[0]'))
call assert_equal('one', py3eval('r[-3]'))
call AssertException(["let x = py3eval('r[-4]')"],
\ 'Vim(let):IndexError: line number out of range')
call assert_equal(['two', 'three'], py3eval('r[1:]'))
py3 r[0] = 'green'
call assert_equal(['green', 'two', 'three'], getline(1, '$'))
py3 r[0:2] = ['red', 'blue']
call assert_equal(['red', 'blue', 'three'], getline(1, '$'))
" try different invalid start/end index for the range slice
%d
call setline(1, ['one', 'two', 'three'])
py3 r[-10:1] = ["a"]
py3 r[10:12] = ["b"]
py3 r[-10:-9] = ["c"]
py3 r[1:0] = ["d"]
call assert_equal(['c', 'd', 'a', 'two', 'three', 'b'], getline(1, '$'))
" The following code used to trigger an ml_get error
%d
let x = py3eval('r[:]')
" Non-existing range attribute
call AssertException(["let x = py3eval('r.abc')"],
\ "Vim(let):AttributeError: 'vim.range' object has no attribute 'abc'")
close!
endfunc
" Test for the python tabpage object
func Test_python3_tabpage()
tabnew
py3 t = vim.tabpages[1]
py3 wl = t.windows
tabclose
" Accessing a closed tabpage
call AssertException(["let n = py3eval('t.number')"],
\ 'Vim(let):vim.error: attempt to refer to deleted tab page')
call AssertException(["let n = py3eval('len(wl)')"],
\ 'Vim(let):vim.error: attempt to refer to deleted tab page')
call AssertException(["py3 w = wl[0]"],
\ 'Vim(py3):vim.error: attempt to refer to deleted tab page')
call AssertException(["py3 vim.current.tabpage = t"],
\ 'Vim(py3):vim.error: attempt to refer to deleted tab page')
call assert_match('<tabpage object (deleted)', py3eval('repr(t)'))
%bw!
endfunc
" Test for the python window object
func Test_python3_window()
" Test for setting the window height
10new
py3 vim.current.window.height = 5
call assert_equal(5, winheight(0))
py3 vim.current.window.height = 3.2
call assert_equal(3, winheight(0))
" Test for setting the window width
10vnew
py3 vim.current.window.width = 6
call assert_equal(6, winwidth(0))
" Try accessing a closed window
py3 w = vim.current.window
py3 wopts = w.options
close
" Access the attributes of a closed window
call AssertException(["let n = py3eval('w.number')"],
\ 'Vim(let):vim.error: attempt to refer to deleted window')
call AssertException(["py3 w.height = 5"],
\ 'Vim(py3):vim.error: attempt to refer to deleted window')
call AssertException(["py3 vim.current.window = w"],
\ 'Vim(py3):vim.error: attempt to refer to deleted window')
" Try to set one of the options of the closed window
" The following caused ASAN failure
call AssertException(["py3 wopts['list'] = False"],
\ 'Vim(py3):vim.error: attempt to refer to deleted window')
call assert_match('<window object (deleted)', py3eval("repr(w)"))
%bw!
endfunc
" Test for the python List object
func Test_python3_list()
" Try to convert a null List
call AssertException(["py3 t = vim.eval('test_null_list()')"],
\ s:system_error_pat)
" Try to convert a List with a null List item
call AssertException(["py3 t = vim.eval('[test_null_list()]')"],
\ s:system_error_pat)
" Try to bind a null List variable (works because an empty list is used)
let cmds =<< trim END
let l = test_null_list()
py3 ll = vim.bindeval('l')
END
call AssertException(cmds, '')
let l = []
py3 l = vim.bindeval('l')
py3 f = vim.bindeval('function("strlen")')
" Extending List directly with different types
py3 l += [1, "as'd", [1, 2, f, {'a': 1}]]
call assert_equal([1, "as'd", [1, 2, function("strlen"), {'a': 1}]], l)
call assert_equal([1, 2, function("strlen"), {'a': 1}], l[-1])
call assert_fails('echo l[-4]', 'E684:')
" List assignment
py3 l[0] = 0
call assert_equal([0, "as'd", [1, 2, function("strlen"), {'a': 1}]], l)
py3 l[-2] = f
call assert_equal([0, function("strlen"), [1, 2, function("strlen"), {'a': 1}]], l)
" appending to a list
let l = [1, 2]
py3 ll = vim.bindeval('l')
py3 ll[2] = 8
call assert_equal([1, 2, 8], l)
" iterating over list from Python
py3 print([x for x in vim.Function("getline")(1, 2)])
" Using dict as an index
call AssertException(['py3 ll[{}] = 10'],
\ 'Vim(py3):TypeError: index must be int or slice, not dict')
endfunc
" Test for the python Dict object
func Test_python3_dict()
" Try to convert a null Dict
call AssertException(["py3 t = vim.eval('test_null_dict()')"],
\ s:system_error_pat)
" Try to convert a Dict with a null List value
call AssertException(["py3 t = vim.eval(\"{'a' : test_null_list()}\")"],
\ s:system_error_pat)
" Try to convert a Dict with a null string key
py3 t = vim.eval("{test_null_string() : 10}")
call assert_fails("let d = py3eval('t')", 'E859:')
" Dict length
let d = {'a' : 10, 'b' : 20}
py3 d = vim.bindeval('d')
call assert_equal(2, py3eval('len(d)'))
" Deleting an non-existing key
call AssertException(["py3 del d['c']"], "Vim(py3):KeyError: 'c'")
endfunc
" Extending Dictionary directly with different types
func Test_python3_dict_extend()
let d = {}
func d.f()
return 1
endfunc
py3 f = vim.bindeval('function("strlen")')
py3 << trim EOF
d = vim.bindeval('d')
d['1'] = 'asd'
d.update() # Must not do anything, including throwing errors
d.update(b = [1, 2, f])
d.update((('-1', {'a': 1}),))
d.update({'0': -1})
dk = d.keys()
dv = d.values()
di = d.items()
dk.sort(key=repr)
dv.sort(key=repr)
di.sort(key=repr)
EOF
" Try extending a locked dictionary
lockvar d
call AssertException(["py3 d.update({'b' : 20})"],
\ 'Vim(py3):vim.error: dictionary is locked')
unlockvar d
call assert_equal(1, py3eval("d['f'](self={})"))
call assert_equal("[b'-1', b'0', b'1', b'b', b'f']", py3eval('repr(dk)'))
call assert_equal("[-1, <vim.Function '1'>, <vim.dictionary object at >, <vim.list object at >, b'asd']", substitute(py3eval('repr(dv)'),'0x\x\+','','g'))
call assert_equal("[(b'-1', <vim.dictionary object at >), (b'0', -1), (b'1', b'asd'), (b'b', <vim.list object at >), (b'f', <vim.Function '1'>)]", substitute(py3eval('repr(di)'),'0x\x\+','','g'))
call assert_equal(['0', '1', 'b', 'f', '-1'], keys(d))
call assert_equal("[-1, 'asd', [1, 2, function('strlen')], function('1'), {'a': 1}]", string(values(d)))
py3 del dk
py3 del di
py3 del dv
endfunc
func Test_python3_list_del_items()
" removing items with del
let l = [0, function("strlen"), [1, 2, function("strlen"), {'a': 1}]]
py3 l = vim.bindeval('l')
py3 del l[2]
call assert_equal("[0, function('strlen')]", string(l))
let l = range(8)
py3 l = vim.bindeval('l')
py3 del l[:3]
py3 del l[1:]
call assert_equal([3], l)
" removing items out of range: silently skip items that don't exist
" The following two ranges delete nothing as they match empty list:
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[2:1]
call assert_equal([0, 1, 2, 3], l)
py3 del l[2:2]
call assert_equal([0, 1, 2, 3], l)
py3 del l[2:3]
call assert_equal([0, 1, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[2:4]
call assert_equal([0, 1], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[2:5]
call assert_equal([0, 1], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[2:6]
call assert_equal([0, 1], l)
" The following two ranges delete nothing as they match empty list:
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[-1:2]
call assert_equal([0, 1, 2, 3], l)
py3 del l[-2:2]
call assert_equal([0, 1, 2, 3], l)
py3 del l[-3:2]
call assert_equal([0, 2, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[-4:2]
call assert_equal([2, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[-5:2]
call assert_equal([2, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[-6:2]
call assert_equal([2, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[::2]
call assert_equal([1, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[3:0:-2]
call assert_equal([0, 2], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 del l[2:4:-2]
let l = [0, 1, 2, 3]
endfunc
func Test_python3_dict_del_items()
let d = eval("{'0' : -1, '1' : 'asd', 'b' : [1, 2, function('strlen')], 'f' : function('min'), '-1' : {'a': 1}}")
py3 d = vim.bindeval('d')
py3 del d['-1']
py3 del d['f']
call assert_equal([1, 2, function('strlen')], py3eval('d.get(''b'', 1)'))
call assert_equal([1, 2, function('strlen')], py3eval('d.pop(''b'')'))
call assert_equal(1, py3eval('d.get(''b'', 1)'))
call assert_equal('asd', py3eval('d.pop(''1'', 2)'))
call assert_equal(2, py3eval('d.pop(''1'', 2)'))
call assert_equal('True', py3eval('repr(d.has_key(''0''))'))
call assert_equal('False', py3eval('repr(d.has_key(''1''))'))
call assert_equal('True', py3eval('repr(''0'' in d)'))
call assert_equal('False', py3eval('repr(''1'' in d)'))
call assert_equal("[b'0']", py3eval('repr(list(iter(d)))'))
call assert_equal({'0' : -1}, d)
call assert_equal("(b'0', -1)", py3eval('repr(d.popitem())'))
call assert_equal('None', py3eval('repr(d.get(''0''))'))
call assert_equal('[]', py3eval('repr(list(iter(d)))'))
endfunc
" Slice assignment to a list
func Test_python3_slice_assignment()
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 l[0:0] = ['a']
call assert_equal(['a', 0, 1, 2, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 l[1:2] = ['b']
call assert_equal([0, 'b', 2, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 l[2:4] = ['c']
call assert_equal([0, 1, 'c'], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 l[4:4] = ['d']
call assert_equal([0, 1, 2, 3, 'd'], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 l[-1:2] = ['e']
call assert_equal([0, 1, 2, 'e', 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 l[-10:2] = ['f']
call assert_equal(['f', 2, 3], l)
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
py3 l[2:-10] = ['g']
call assert_equal([0, 1, 'g', 2, 3], l)
let l = []
py3 l = vim.bindeval('l')
py3 l[0:0] = ['h']
call assert_equal(['h'], l)
let l = range(8)
py3 l = vim.bindeval('l')
py3 l[2:6:2] = [10, 20]
call assert_equal([0, 1, 10, 3, 20, 5, 6, 7], l)
let l = range(8)
py3 l = vim.bindeval('l')
py3 l[6:2:-2] = [10, 20]
call assert_equal([0, 1, 2, 3, 20, 5, 10, 7], l)
let l = range(8)
py3 l = vim.bindeval('l')
py3 l[6:2] = ()
call assert_equal([0, 1, 2, 3, 4, 5, 6, 7], l)
let l = range(8)
py3 l = vim.bindeval('l')
py3 l[6:2:1] = ()
call assert_equal([0, 1, 2, 3, 4, 5, 6, 7], l)
let l = range(8)
py3 l = vim.bindeval('l')
py3 l[2:2:1] = ()
call assert_equal([0, 1, 2, 3, 4, 5, 6, 7], l)
call AssertException(["py3 x = l[10:11:0]"],
\ "Vim(py3):ValueError: slice step cannot be zero")
endfunc
" Locked variables
func Test_python3_lockedvar()
new
py3 cb = vim.current.buffer
let l = [0, 1, 2, 3]
py3 l = vim.bindeval('l')
lockvar! l
py3 << trim EOF
try:
l[2]='i'
except vim.error:
cb.append('l[2] threw vim.error: ' + emsg(sys.exc_info()))
EOF
call assert_equal(['', "l[2] threw vim.error: error:('list is locked',)"],
\ getline(1, '$'))
" Try to concatenate a locked list
call AssertException(['py3 l += [4, 5]'], 'Vim(py3):vim.error: list is locked')
call assert_equal([0, 1, 2, 3], l)
unlockvar! l
close!
endfunc
" Test for calling a function
func Test_python3_function_call()
func New(...)
return ['NewStart'] + a:000 + ['NewEnd']
endfunc
func DictNew(...) dict
return ['DictNewStart'] + a:000 + ['DictNewEnd', self]
endfunc
new
let l = [function('New'), function('DictNew')]
py3 l = vim.bindeval('l')
py3 l.extend(list(l[0](1, 2, 3)))
call assert_equal([function('New'), function('DictNew'), 'NewStart', 1, 2, 3, 'NewEnd'], l)
py3 l.extend(list(l[1](1, 2, 3, self={'a': 'b'})))
call assert_equal([function('New'), function('DictNew'), 'NewStart', 1, 2, 3, 'NewEnd', 'DictNewStart', 1, 2, 3, 'DictNewEnd', {'a': 'b'}], l)
py3 l += [[l[0].name]]
call assert_equal([function('New'), function('DictNew'), 'NewStart', 1, 2, 3, 'NewEnd', 'DictNewStart', 1, 2, 3, 'DictNewEnd', {'a': 'b'}, ['New']], l)
py3 ee('l[1](1, 2, 3)')
call assert_equal("l[1](1, 2, 3):(<class 'vim.error'>, error('Vim:E725: Calling dict function without Dictionary: DictNew',))", getline(2))
%d
py3 f = l[0]
delfunction New
py3 ee('f(1, 2, 3)')
call assert_equal("f(1, 2, 3):(<class 'vim.error'>, error('Vim:E117: Unknown function: New',))", getline(2))
close!
delfunction DictNew
endfunc
func Test_python3_float()
CheckFeature float
let l = [0.0]
py3 l = vim.bindeval('l')
py3 l.extend([0.0])
call assert_equal([0.0, 0.0], l)
endfunc
" Test for Dict key errors
func Test_python3_dict_key_error()
let messages = []
py3 << trim EOF
import sys
d = vim.bindeval('{}')
m = vim.bindeval('messages')
def em(expr, g=globals(), l=locals()):
try:
exec(expr, g, l)
except Exception as e:
if sys.version_info >= (3, 5) and e.__class__ is ValueError and str(e) == 'embedded null byte':
m.extend([TypeError.__name__])
else:
m.extend([e.__class__.__name__])
em('d["abc1"]')
em('d["abc1"]="\\0"')
em('d["abc1"]=vim')
em('d[""]=1')
em('d["a\\0b"]=1')
em('d[b"a\\0b"]=1')
em('d.pop("abc1")')
em('d.popitem()')
del em
del m
EOF
call assert_equal(['KeyError', 'TypeError', 'TypeError', 'ValueError',
\ 'TypeError', 'TypeError', 'KeyError', 'KeyError'], messages)
unlet messages
endfunc
" Test for locked and scope attributes
func Test_python3_lock_scope_attr()
let d = {} | let dl = {} | lockvar dl
let res = []
for s in split("d dl v: g:")
let name = tr(s, ':', 's')
execute 'py3 ' .. name .. ' = vim.bindeval("' .. s .. '")'
call add(res, s .. ' : ' .. join(map(['locked', 'scope'],
\ 'v:val .. ":" .. py3eval(name .. "." .. v:val)'), ';'))
endfor
call assert_equal(['d : locked:0;scope:0', 'dl : locked:1;scope:0',
\ 'v: : locked:2;scope:1', 'g: : locked:0;scope:2'], res)
silent! let d.abc2 = 1
silent! let dl.abc3 = 1
py3 d.locked = True
py3 dl.locked = False
silent! let d.def = 1
silent! let dl.def = 1
call assert_equal({'abc2': 1}, d)
call assert_equal({'def': 1}, dl)
unlet d dl
let l = [] | let ll = [] | lockvar ll
let res = []
for s in split("l ll")
let name = tr(s, ':', 's')
execute 'py3 ' .. name .. '=vim.bindeval("' .. s .. '")'
call add(res, s .. ' : locked:' .. py3eval(name .. '.locked'))
endfor
call assert_equal(['l : locked:0', 'll : locked:1'], res)
silent! call extend(l, [0])
silent! call extend(ll, [0])
py3 l.locked = True
py3 ll.locked = False
silent! call extend(l, [1])
silent! call extend(ll, [1])
call assert_equal([0], l)
call assert_equal([1], ll)
unlet l ll
" Try changing an attribute of a fixed list
py3 a = vim.bindeval('v:argv')
call AssertException(['py3 a.locked = 0'],
\ 'Vim(py3):TypeError: cannot modify fixed list')
endfunc
" Test for py3eval()
func Test_python3_pyeval()
let l = py3eval('[0, 1, 2]')
call assert_equal([0, 1, 2], l)
let d = py3eval('{"a": "b", "c": 1, "d": ["e"]}')
call assert_equal([['a', 'b'], ['c', 1], ['d', ['e']]], sort(items(d)))
let v:errmsg = ''
call assert_equal(v:none, py3eval('None'))
call assert_equal('', v:errmsg)
py3 v = vim.eval('test_null_function()')
call assert_equal(v:none, py3eval('v'))
if has('float')
call assert_equal(0.0, py3eval('0.0'))
endif
" Evaluate an invalid values
call AssertException(['let v = py3eval(''"\0"'')'], 'E859:')
call AssertException(['let v = py3eval(''{"\0" : 1}'')'], 'E859:')
call AssertException(['let v = py3eval("undefined_name")'],
\ "Vim(let):NameError: name 'undefined_name' is not defined")
call AssertException(['let v = py3eval("vim")'], 'E859:')
endfunc
" Test for vim.bindeval()
func Test_python3_vim_bindeval()
" Float
let f = 3.14
py3 f = vim.bindeval('f')
call assert_equal(3.14, py3eval('f'))
" Blob