| Bram Moolenaar | 4a137b4 | 2017-08-04 22:37:11 +0200 | [diff] [blame] | 1 | " Tests for the :let command. |
| 2 | |
| 3 | func Test_let() |
| 4 | " Test to not autoload when assigning. It causes internal error. |
| 5 | set runtimepath+=./sautest |
| 6 | let Test104#numvar = function('tr') |
| 7 | call assert_equal("function('tr')", string(Test104#numvar)) |
| 8 | |
| 9 | let a = 1 |
| 10 | let b = 2 |
| 11 | |
| 12 | let out = execute('let a b') |
| 13 | let s = "\na #1\nb #2" |
| 14 | call assert_equal(s, out) |
| 15 | |
| 16 | let out = execute('let {0 == 1 ? "a" : "b"}') |
| 17 | let s = "\nb #2" |
| 18 | call assert_equal(s, out) |
| 19 | |
| 20 | let out = execute('let {0 == 1 ? "a" : "b"} a') |
| 21 | let s = "\nb #2\na #1" |
| 22 | call assert_equal(s, out) |
| 23 | |
| 24 | let out = execute('let a {0 == 1 ? "a" : "b"}') |
| 25 | let s = "\na #1\nb #2" |
| 26 | call assert_equal(s, out) |
| 27 | endfunc |
| Bram Moolenaar | 31b8160 | 2019-02-10 22:14:27 +0100 | [diff] [blame] | 28 | |
| 29 | func s:set_arg1(a) abort |
| 30 | let a:a = 1 |
| 31 | endfunction |
| 32 | |
| 33 | func s:set_arg2(a) abort |
| 34 | let a:b = 1 |
| 35 | endfunction |
| 36 | |
| 37 | func s:set_arg3(a) abort |
| 38 | let b = a: |
| 39 | let b['a'] = 1 |
| 40 | endfunction |
| 41 | |
| 42 | func s:set_arg4(a) abort |
| 43 | let b = a: |
| 44 | let b['a'] = 1 |
| 45 | endfunction |
| 46 | |
| 47 | func s:set_arg5(a) abort |
| 48 | let b = a: |
| 49 | let b['a'][0] = 1 |
| 50 | endfunction |
| 51 | |
| 52 | func s:set_arg6(a) abort |
| 53 | let a:a[0] = 1 |
| 54 | endfunction |
| 55 | |
| 56 | func s:set_arg7(a) abort |
| 57 | call extend(a:, {'a': 1}) |
| 58 | endfunction |
| 59 | |
| 60 | func s:set_arg8(a) abort |
| 61 | call extend(a:, {'b': 1}) |
| 62 | endfunction |
| 63 | |
| 64 | func s:set_arg9(a) abort |
| 65 | let a:['b'] = 1 |
| 66 | endfunction |
| 67 | |
| 68 | func s:set_arg10(a) abort |
| 69 | let b = a: |
| 70 | call extend(b, {'a': 1}) |
| 71 | endfunction |
| 72 | |
| 73 | func s:set_arg11(a) abort |
| 74 | let b = a: |
| 75 | call extend(b, {'b': 1}) |
| 76 | endfunction |
| 77 | |
| 78 | func s:set_arg12(a) abort |
| 79 | let b = a: |
| 80 | let b['b'] = 1 |
| 81 | endfunction |
| 82 | |
| 83 | func Test_let_arg_fail() |
| 84 | call assert_fails('call s:set_arg1(1)', 'E46:') |
| 85 | call assert_fails('call s:set_arg2(1)', 'E461:') |
| 86 | call assert_fails('call s:set_arg3(1)', 'E46:') |
| 87 | call assert_fails('call s:set_arg4(1)', 'E46:') |
| 88 | call assert_fails('call s:set_arg5(1)', 'E46:') |
| 89 | call s:set_arg6([0]) |
| 90 | call assert_fails('call s:set_arg7(1)', 'E742:') |
| 91 | call assert_fails('call s:set_arg8(1)', 'E742:') |
| 92 | call assert_fails('call s:set_arg9(1)', 'E461:') |
| 93 | call assert_fails('call s:set_arg10(1)', 'E742:') |
| 94 | call assert_fails('call s:set_arg11(1)', 'E742:') |
| 95 | call assert_fails('call s:set_arg12(1)', 'E461:') |
| 96 | endfunction |
| 97 | |
| 98 | func s:set_varg1(...) abort |
| 99 | let a:000 = [] |
| 100 | endfunction |
| 101 | |
| 102 | func s:set_varg2(...) abort |
| 103 | let a:000[0] = 1 |
| 104 | endfunction |
| 105 | |
| 106 | func s:set_varg3(...) abort |
| 107 | let a:000 += [1] |
| 108 | endfunction |
| 109 | |
| 110 | func s:set_varg4(...) abort |
| 111 | call add(a:000, 1) |
| 112 | endfunction |
| 113 | |
| 114 | func s:set_varg5(...) abort |
| 115 | let a:000[0][0] = 1 |
| 116 | endfunction |
| 117 | |
| 118 | func s:set_varg6(...) abort |
| 119 | let b = a:000 |
| 120 | let b[0] = 1 |
| 121 | endfunction |
| 122 | |
| 123 | func s:set_varg7(...) abort |
| 124 | let b = a:000 |
| 125 | let b += [1] |
| 126 | endfunction |
| 127 | |
| 128 | func s:set_varg8(...) abort |
| 129 | let b = a:000 |
| 130 | call add(b, 1) |
| 131 | endfunction |
| 132 | |
| 133 | func s:set_varg9(...) abort |
| 134 | let b = a:000 |
| 135 | let b[0][0] = 1 |
| 136 | endfunction |
| 137 | |
| 138 | func Test_let_varg_fail() |
| 139 | call assert_fails('call s:set_varg1(1)', 'E46:') |
| 140 | call assert_fails('call s:set_varg2(1)', 'E742:') |
| 141 | call assert_fails('call s:set_varg3(1)', 'E46:') |
| 142 | call assert_fails('call s:set_varg4(1)', 'E742:') |
| 143 | call s:set_varg5([0]) |
| 144 | call assert_fails('call s:set_varg6(1)', 'E742:') |
| 145 | " call assert_fails('call s:set_varg7(1)', 'E46:') |
| 146 | call assert_fails('call s:set_varg8(1)', 'E742:') |
| 147 | call s:set_varg9([0]) |
| 148 | endfunction |