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', $a) 153endfunc 154 155func Test_let_heredoc_fails() 156 call assert_fails('let v =<< marker', 'E991:') 157 158 let text =<< trim END 159 func WrongSyntax() 160 let v =<< that there 161 endfunc 162 END 163 call writefile(text, 'XheredocFail') 164 call assert_fails('source XheredocFail', 'E126:') 165 call delete('XheredocFail') 166 167 let text =<< trim CodeEnd 168 func MissingEnd() 169 let v =<< END 170 endfunc 171 CodeEnd 172 call writefile(text, 'XheredocWrong') 173 call assert_fails('source XheredocWrong', 'E126:') 174 call delete('XheredocWrong') 175 176 let text =<< trim TEXTend 177 let v =<< " comment 178 TEXTend 179 call writefile(text, 'XheredocNoMarker') 180 call assert_fails('source XheredocNoMarker', 'E172:') 181 call delete('XheredocNoMarker') 182 183 let text =<< trim TEXTend 184 let v =<< text 185 TEXTend 186 call writefile(text, 'XheredocBadMarker') 187 call assert_fails('source XheredocBadMarker', 'E221:') 188 call delete('XheredocBadMarker') 189endfunc 190 191" Test for the setting a variable using the heredoc syntax 192func Test_let_heredoc() 193 let var1 =<< END 194Some sample text 195 Text with indent 196 !@#$%^&*()-+_={}|[]\~`:";'<>?,./ 197END 198 199 call assert_equal(["Some sample text", "\tText with indent", " !@#$%^&*()-+_={}|[]\\~`:\";'<>?,./"], var1) 200 201 let var2 =<< XXX 202Editor 203XXX 204 call assert_equal(['Editor'], var2) 205 206 let var3 =<<END 207END 208 call assert_equal([], var3) 209 210 let var3 =<<END 211vim 212 213end 214 END 215END 216END 217 call assert_equal(['vim', '', 'end', ' END', 'END '], var3) 218 219 let var1 =<< trim END 220 Line1 221 Line2 222 Line3 223 END 224 END 225 call assert_equal(['Line1', ' Line2', "\tLine3", ' END'], var1) 226 227 let var1 =<< trim !!! 228 Line1 229 line2 230 Line3 231 !!! 232 !!! 233 call assert_equal(['Line1', ' line2', "\tLine3", '!!!',], var1) 234 235 let var1 =<< trim XX 236 Line1 237 XX 238 call assert_equal(['Line1'], var1) 239 240 " ignore "endfunc" 241 let var1 =<< END 242something 243endfunc 244END 245 call assert_equal(['something', 'endfunc'], var1) 246 247 " ignore "endfunc" with trim 248 let var1 =<< trim END 249 something 250 endfunc 251 END 252 call assert_equal(['something', 'endfunc'], var1) 253 254 " not concatenate lines 255 let var1 =<< END 256some 257 \thing 258 \ else 259END 260 call assert_equal(['some', ' \thing', ' \ else'], var1) 261 262 " ignore "python << xx" 263 let var1 =<<END 264something 265python << xx 266END 267 call assert_equal(['something', 'python << xx'], var1) 268 269 " ignore "python << xx" with trim 270 let var1 =<< trim END 271 something 272 python << xx 273 END 274 call assert_equal(['something', 'python << xx'], var1) 275 276 " ignore "append" 277 let var1 =<< E 278something 279app 280E 281 call assert_equal(['something', 'app'], var1) 282 283 " ignore "append" with trim 284 let var1 =<< trim END 285 something 286 app 287 END 288 call assert_equal(['something', 'app'], var1) 289endfunc 290