1" Tests for the :let command. 2 3func 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) 27endfunc 28 29func s:set_arg1(a) abort 30 let a:a = 1 31endfunction 32 33func s:set_arg2(a) abort 34 let a:b = 1 35endfunction 36 37func s:set_arg3(a) abort 38 let b = a: 39 let b['a'] = 1 40endfunction 41 42func s:set_arg4(a) abort 43 let b = a: 44 let b['a'] = 1 45endfunction 46 47func s:set_arg5(a) abort 48 let b = a: 49 let b['a'][0] = 1 50endfunction 51 52func s:set_arg6(a) abort 53 let a:a[0] = 1 54endfunction 55 56func s:set_arg7(a) abort 57 call extend(a:, {'a': 1}) 58endfunction 59 60func s:set_arg8(a) abort 61 call extend(a:, {'b': 1}) 62endfunction 63 64func s:set_arg9(a) abort 65 let a:['b'] = 1 66endfunction 67 68func s:set_arg10(a) abort 69 let b = a: 70 call extend(b, {'a': 1}) 71endfunction 72 73func s:set_arg11(a) abort 74 let b = a: 75 call extend(b, {'b': 1}) 76endfunction 77 78func s:set_arg12(a) abort 79 let b = a: 80 let b['b'] = 1 81endfunction 82 83func 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:') 96endfunction 97 98func s:set_varg1(...) abort 99 let a:000 = [] 100endfunction 101 102func s:set_varg2(...) abort 103 let a:000[0] = 1 104endfunction 105 106func s:set_varg3(...) abort 107 let a:000 += [1] 108endfunction 109 110func s:set_varg4(...) abort 111 call add(a:000, 1) 112endfunction 113 114func s:set_varg5(...) abort 115 let a:000[0][0] = 1 116endfunction 117 118func s:set_varg6(...) abort 119 let b = a:000 120 let b[0] = 1 121endfunction 122 123func s:set_varg7(...) abort 124 let b = a:000 125 let b += [1] 126endfunction 127 128func s:set_varg8(...) abort 129 let b = a:000 130 call add(b, 1) 131endfunction 132 133func s:set_varg9(...) abort 134 let b = a:000 135 let b[0][0] = 1 136endfunction 137 138func 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)', 'E742:') 146 call assert_fails('call s:set_varg8(1)', 'E742:') 147 call s:set_varg9([0]) 148endfunction 149 150func Test_let_utf8_environment() 151 let $a = 'ĀĒĪŌŪあいうえお' 152 call assert_equal('ĀĒĪŌŪあいうえお', $a) 153endfunc 154 155func Test_let_heredoc_fails() 156 call assert_fails('let v =<< marker', 'E991:') 157 158 let text =<< trim END 159 func WrongSyntax() 160 let v =<< that there 161 endfunc 162 END 163 call writefile(text, 'XheredocFail') 164 call assert_fails('source XheredocFail', 'E126:') 165 call delete('XheredocFail') 166 167 let text =<< trim END 168 func MissingEnd() 169 let v =<< END 170 endfunc 171 END 172 call writefile(text, 'XheredocWrong') 173 call assert_fails('source XheredocWrong', 'E126:') 174 call delete('XheredocWrong') 175endfunc 176 177" Test for the setting a variable using the heredoc syntax 178func Test_let_heredoc() 179 let var1 =<< END 180Some sample text 181 Text with indent 182 !@#$%^&*()-+_={}|[]\~`:";'<>?,./ 183END 184 185 call assert_equal(["Some sample text", "\tText with indent", " !@#$%^&*()-+_={}|[]\\~`:\";'<>?,./"], var1) 186 187 let var2 =<< 188Editor 189. 190 call assert_equal(['Editor'], var2) 191 192 let var3 =<<END 193END 194 call assert_equal([], var3) 195 196 let var3 =<<END 197vim 198 199end 200 END 201END 202END 203 call assert_equal(['vim', '', 'end', ' END', 'END '], var3) 204 205 let var1 =<< trim END 206 Line1 207 Line2 208 Line3 209 END 210 END 211 call assert_equal(['Line1', ' Line2', "\tLine3", ' END'], var1) 212 213 let var1 =<< trim !!! 214 Line1 215 line2 216 Line3 217 !!! 218 !!! 219 call assert_equal(['Line1', ' line2', "\tLine3", '!!!',], var1) 220 221 let var1 =<< trim 222 Line1 223 . 224 call assert_equal(['Line1'], var1) 225 226 " ignore "endfunc" 227 let var1 =<< END 228something 229endfunc 230END 231 call assert_equal(['something', 'endfunc'], var1) 232 233 " ignore "endfunc" with trim 234 let var1 =<< trim END 235 something 236 endfunc 237 END 238 call assert_equal(['something', 'endfunc'], var1) 239 240 " not concatenate lines 241 let var1 =<< END 242some 243 \thing 244 \ else 245END 246 call assert_equal(['some', ' \thing', ' \ else'], var1) 247 248 " ignore "python << xx" 249 let var1 =<<END 250something 251python << xx 252END 253 call assert_equal(['something', 'python << xx'], var1) 254 255 " ignore "python << xx" with trim 256 let var1 =<< trim END 257 something 258 python << xx 259 END 260 call assert_equal(['something', 'python << xx'], var1) 261 262 " ignore "append" 263 let var1 =<< 264something 265app 266. 267 call assert_equal(['something', 'app'], var1) 268 269 " ignore "append" with trim 270 let var1 =<< trim 271 something 272 app 273 . 274 call assert_equal(['something', 'app'], var1) 275endfunc 276