mirror of
https://github.com/neovim/neovim.git
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af23d17388
The new oldtest directory is in test/old/testdir. The reason for this is that many tests have hardcoded the parent directory name to be 'testdir'.
479 lines
11 KiB
VimL
479 lines
11 KiB
VimL
" Tests for the :let command.
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func Test_let()
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" Test to not autoload when assigning. It causes internal error.
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set runtimepath+=./sautest
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let Test104#numvar = function('tr')
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call assert_equal("function('tr')", string(Test104#numvar))
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let foo#tr = function('tr')
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call assert_equal("function('tr')", string(foo#tr))
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unlet foo#tr
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let a = 1
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let b = 2
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let out = execute('let a b')
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let s = "\na #1\nb #2"
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call assert_equal(s, out)
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let out = execute('let {0 == 1 ? "a" : "b"}')
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let s = "\nb #2"
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call assert_equal(s, out)
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let out = execute('let {0 == 1 ? "a" : "b"} a')
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let s = "\nb #2\na #1"
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call assert_equal(s, out)
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let out = execute('let a {0 == 1 ? "a" : "b"}')
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let s = "\na #1\nb #2"
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call assert_equal(s, out)
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" Test for displaying a string variable
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let s = 'vim'
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let out = execute('let s')
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let s = "\ns vim"
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call assert_equal(s, out)
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" Test for displaying a list variable
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let l = [1, 2]
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let out = execute('let l')
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let s = "\nl [1, 2]"
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call assert_equal(s, out)
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" Test for displaying a dict variable
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let d = {'k' : 'v'}
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let out = execute('let d')
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let s = "\nd {'k': 'v'}"
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call assert_equal(s, out)
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" Test for displaying a function reference variable
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let F = function('min')
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let out = execute('let F')
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let s = "\nF *min()"
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call assert_equal(s, out)
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let x = 0
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if 0 | let x = 1 | endif
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call assert_equal(0, x)
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" Display a list item using an out of range index
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let l = [10]
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call assert_fails('let l[1]', 'E684:')
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" List special variable dictionaries
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let g:Test_Global_Var = 5
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call assert_match("\nTest_Global_Var #5", execute('let g:'))
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unlet g:Test_Global_Var
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let b:Test_Buf_Var = 8
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call assert_match("\nb:Test_Buf_Var #8", execute('let b:'))
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unlet b:Test_Buf_Var
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let w:Test_Win_Var = 'foo'
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call assert_equal("\nw:Test_Win_Var foo", execute('let w:'))
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unlet w:Test_Win_Var
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let t:Test_Tab_Var = 'bar'
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call assert_equal("\nt:Test_Tab_Var bar", execute('let t:'))
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unlet t:Test_Tab_Var
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let s:Test_Script_Var = [7]
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call assert_match("\ns:Test_Script_Var \\[7]", execute('let s:'))
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unlet s:Test_Script_Var
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let l:Test_Local_Var = {'k' : 5}
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call assert_match("\nl:Test_Local_Var {'k': 5}", execute('let l:'))
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call assert_match("v:errors []", execute('let v:'))
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endfunc
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func s:set_arg1(a) abort
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let a:a = 1
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endfunction
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func s:set_arg2(a) abort
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let a:b = 1
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endfunction
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func s:set_arg3(a) abort
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let b = a:
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let b['a'] = 1
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endfunction
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func s:set_arg4(a) abort
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let b = a:
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let b['a'] = 1
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endfunction
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func s:set_arg5(a) abort
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let b = a:
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let b['a'][0] = 1
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endfunction
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func s:set_arg6(a) abort
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let a:a[0] = 1
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endfunction
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func s:set_arg7(a) abort
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call extend(a:, {'a': 1})
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endfunction
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func s:set_arg8(a) abort
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call extend(a:, {'b': 1})
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endfunction
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func s:set_arg9(a) abort
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let a:['b'] = 1
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endfunction
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func s:set_arg10(a) abort
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let b = a:
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call extend(b, {'a': 1})
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endfunction
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func s:set_arg11(a) abort
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let b = a:
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call extend(b, {'b': 1})
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endfunction
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func s:set_arg12(a) abort
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let b = a:
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let b['b'] = 1
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endfunction
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func Test_let_arg_fail()
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call assert_fails('call s:set_arg1(1)', 'E46:')
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call assert_fails('call s:set_arg2(1)', 'E461:')
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call assert_fails('call s:set_arg3(1)', 'E46:')
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call assert_fails('call s:set_arg4(1)', 'E46:')
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call assert_fails('call s:set_arg5(1)', 'E46:')
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call s:set_arg6([0])
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call assert_fails('call s:set_arg7(1)', 'E742:')
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call assert_fails('call s:set_arg8(1)', 'E742:')
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call assert_fails('call s:set_arg9(1)', 'E461:')
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call assert_fails('call s:set_arg10(1)', 'E742:')
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call assert_fails('call s:set_arg11(1)', 'E742:')
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call assert_fails('call s:set_arg12(1)', 'E461:')
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endfunction
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func s:set_varg1(...) abort
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let a:000 = []
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endfunction
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func s:set_varg2(...) abort
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let a:000[0] = 1
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endfunction
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func s:set_varg3(...) abort
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let a:000 += [1]
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endfunction
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func s:set_varg4(...) abort
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call add(a:000, 1)
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endfunction
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func s:set_varg5(...) abort
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let a:000[0][0] = 1
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endfunction
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func s:set_varg6(...) abort
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let b = a:000
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let b[0] = 1
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endfunction
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func s:set_varg7(...) abort
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let b = a:000
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let b += [1]
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endfunction
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func s:set_varg8(...) abort
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let b = a:000
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call add(b, 1)
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endfunction
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func s:set_varg9(...) abort
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let b = a:000
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let b[0][0] = 1
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endfunction
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func Test_let_varg_fail()
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call assert_fails('call s:set_varg1(1)', 'E46:')
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call assert_fails('call s:set_varg2(1)', 'E742:')
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call assert_fails('call s:set_varg3(1)', 'E46:')
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call assert_fails('call s:set_varg4(1)', 'E742:')
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call s:set_varg5([0])
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call assert_fails('call s:set_varg6(1)', 'E742:')
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call assert_fails('call s:set_varg7(1)', 'E742:')
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call assert_fails('call s:set_varg8(1)', 'E742:')
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call s:set_varg9([0])
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endfunction
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func Test_let_utf8_environment()
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let $a = 'ĀĒĪŌŪあいうえお'
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call assert_equal('ĀĒĪŌŪあいうえお', $a)
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endfunc
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func Test_let_no_type_checking()
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let v = 1
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let v = [1,2,3]
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let v = {'a': 1, 'b': 2}
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let v = 3.4
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let v = 'hello'
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endfunc
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func Test_let_termcap()
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throw 'skipped: Nvim does not support termcap option'
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" Terminal code
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let old_t_te = &t_te
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let &t_te = "\<Esc>[yes;"
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call assert_match('t_te.*^[[yes;', execute("set termcap"))
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let &t_te = old_t_te
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if exists("+t_k1")
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" Key code
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let old_t_k1 = &t_k1
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let &t_k1 = "that"
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call assert_match('t_k1.*that', execute("set termcap"))
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let &t_k1 = old_t_k1
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endif
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call assert_fails('let x = &t_xx', 'E113')
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let &t_xx = "yes"
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call assert_equal("yes", &t_xx)
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let &t_xx = ""
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call assert_fails('let x = &t_xx', 'E113')
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endfunc
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func Test_let_option_error()
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let _w = &tw
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let &tw = 80
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call assert_fails('let &tw .= 1', 'E734')
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call assert_equal(80, &tw)
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let &tw = _w
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let _w = &fillchars
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let &fillchars = "vert:|"
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call assert_fails('let &fillchars += "diff:-"', 'E734')
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call assert_equal("vert:|", &fillchars)
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let &fillchars = _w
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endfunc
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" Errors with the :let statement
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func Test_let_errors()
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let s = 'abcd'
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call assert_fails('let s[1] = 5', 'E689:')
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let l = [1, 2, 3]
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call assert_fails('let l[:] = 5', 'E709:')
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call assert_fails('let x:lnum=5', ['E121:', 'E488:'])
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call assert_fails('let v:=5', 'E461:')
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call assert_fails('let [a]', 'E474:')
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call assert_fails('let [a, b] = [', 'E697:')
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call assert_fails('let [a, b] = [10, 20', 'E696:')
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call assert_fails('let [a, b] = 10', 'E714:')
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call assert_fails('let [a, , b] = [10, 20]', 'E475:')
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call assert_fails('let [a, b&] = [10, 20]', 'E475:')
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call assert_fails('let $ = 10', 'E475:')
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call assert_fails('let $FOO[1] = "abc"', 'E18:')
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call assert_fails('let &buftype[1] = "nofile"', 'E18:')
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let s = "var"
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let var = 1
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call assert_fails('let var += [1,2]', 'E734:')
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call assert_fails('let {s}.1 = 2', 'E1203:')
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call assert_fails('let a[1] = 5', 'E121:')
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let l = [[1,2]]
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call assert_fails('let l[:][0] = [5]', 'E708:')
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let d = {'k' : 4}
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call assert_fails('let d.# = 5', 'E488:')
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call assert_fails('let d.m += 5', 'E716:')
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call assert_fails('let m = d[{]', 'E15:')
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let l = [1, 2]
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call assert_fails('let l[2] = 0', 'E684:')
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call assert_fails('let l[0:1] = [1, 2, 3]', 'E710:')
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call assert_fails('let l[-2:-3] = [3, 4]', 'E684:')
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call assert_fails('let l[0:4] = [5, 6]', 'E711:')
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call assert_fails('let l -= 2', 'E734:')
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call assert_fails('let l += 2', 'E734:')
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call assert_fails('let g:["a;b"] = 10', 'E461:')
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call assert_fails('let g:.min = function("max")', 'E704:')
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call assert_fails('let g:cos = "" | let g:.cos = {-> 42}', 'E704:')
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if has('channel')
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let ch = test_null_channel()
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call assert_fails('let ch += 1', 'E734:')
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endif
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call assert_fails('let name = "a" .. "b",', 'E488: Trailing characters: ,')
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" This test works only when the language is English
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if v:lang == "C" || v:lang =~ '^[Ee]n'
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call assert_fails('let [a ; b;] = [10, 20]',
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\ 'Double ; in list of variables')
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endif
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endfunc
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func Test_let_heredoc_fails()
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call assert_fails('let v =<< marker', 'E991:')
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try
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exe "let v =<< TEXT | abc | TEXT"
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call assert_report('No exception thrown')
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catch /E488:/
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catch
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call assert_report("Caught exception: " .. v:exception)
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endtry
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let text =<< trim END
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func WrongSyntax()
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let v =<< that there
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endfunc
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END
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call writefile(text, 'XheredocFail')
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call assert_fails('source XheredocFail', 'E126:')
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call delete('XheredocFail')
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let text =<< trim CodeEnd
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func MissingEnd()
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let v =<< END
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endfunc
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CodeEnd
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call writefile(text, 'XheredocWrong')
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call assert_fails('source XheredocWrong', 'E126:')
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call delete('XheredocWrong')
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let text =<< trim TEXTend
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let v =<< " comment
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TEXTend
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call writefile(text, 'XheredocNoMarker')
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call assert_fails('source XheredocNoMarker', 'E172:')
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call delete('XheredocNoMarker')
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let text =<< trim TEXTend
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let v =<< text
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TEXTend
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call writefile(text, 'XheredocBadMarker')
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call assert_fails('source XheredocBadMarker', 'E221:')
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call delete('XheredocBadMarker')
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call writefile(['let v =<< TEXT', 'abc'], 'XheredocMissingMarker')
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call assert_fails('source XheredocMissingMarker', 'E990:')
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call delete('XheredocMissingMarker')
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endfunc
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func Test_let_heredoc_trim_no_indent_marker()
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let text =<< trim END
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Text
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with
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indent
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END
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call assert_equal(['Text', 'with', 'indent'], text)
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endfunc
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" Test for the setting a variable using the heredoc syntax
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func Test_let_heredoc()
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let var1 =<< END
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Some sample text
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Text with indent
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!@#$%^&*()-+_={}|[]\~`:";'<>?,./
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END
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call assert_equal(["Some sample text", "\tText with indent", " !@#$%^&*()-+_={}|[]\\~`:\";'<>?,./"], var1)
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let var2 =<< XXX
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Editor
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XXX
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call assert_equal(['Editor'], var2)
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let var3 =<<END
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END
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call assert_equal([], var3)
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let var3 =<<END
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vim
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end
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END
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END
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END
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call assert_equal(['vim', '', 'end', ' END', 'END '], var3)
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let var1 =<< trim END
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Line1
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Line2
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Line3
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END
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END
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call assert_equal(['Line1', ' Line2', "\tLine3", ' END'], var1)
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let var1 =<< trim !!!
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Line1
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line2
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Line3
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!!!
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!!!
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call assert_equal(['Line1', ' line2', "\tLine3", '!!!',], var1)
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let var1 =<< trim XX
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Line1
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XX
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call assert_equal(['Line1'], var1)
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" ignore "endfunc"
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let var1 =<< END
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something
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endfunc
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END
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call assert_equal(['something', 'endfunc'], var1)
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" ignore "endfunc" with trim
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let var1 =<< trim END
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something
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endfunc
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END
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call assert_equal(['something', 'endfunc'], var1)
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" ignore "python << xx"
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let var1 =<<END
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something
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python << xx
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END
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call assert_equal(['something', 'python << xx'], var1)
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" ignore "python << xx" with trim
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let var1 =<< trim END
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something
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python << xx
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END
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call assert_equal(['something', 'python << xx'], var1)
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" ignore "append"
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let var1 =<< E
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something
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app
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E
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call assert_equal(['something', 'app'], var1)
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" ignore "append" with trim
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let var1 =<< trim END
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something
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app
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END
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call assert_equal(['something', 'app'], var1)
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let check = []
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if 0
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let check =<< trim END
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from heredoc
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END
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endif
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call assert_equal([], check)
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" unpack assignment
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let [a, b, c] =<< END
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x
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\y
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z
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END
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call assert_equal([' x', ' \y', ' z'], [a, b, c])
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endfunc
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" vim: shiftwidth=2 sts=2 expandtab
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