1#!/bin/sh 2 3# Copyright 2007 by Denys Vlasenko <vda.linux@googlemail.com> 4# Licensed under GPLv2, see file LICENSE in this source tree. 5 6. ./testing.sh 7 8# testing "description" "command" "result" "infile" "stdin" 9 10testing "awk -F case 0" "awk -F '[#]' '{ print NF }'" "" "" "" 11testing "awk -F case 1" "awk -F '[#]' '{ print NF }'" "0\n" "" "\n" 12testing "awk -F case 2" "awk -F '[#]' '{ print NF }'" "2\n" "" "#\n" 13testing "awk -F case 3" "awk -F '[#]' '{ print NF }'" "3\n" "" "#abc#\n" 14testing "awk -F case 4" "awk -F '[#]' '{ print NF }'" "3\n" "" "#abc#zz\n" 15testing "awk -F case 5" "awk -F '[#]' '{ print NF }'" "4\n" "" "#abc##zz\n" 16testing "awk -F case 6" "awk -F '[#]' '{ print NF }'" "4\n" "" "z#abc##zz\n" 17testing "awk -F case 7" "awk -F '[#]' '{ print NF }'" "5\n" "" "z##abc##zz\n" 18 19# conditions and operators 20testing "awk if operator == " "awk 'BEGIN{if(23==23) print \"foo\"}'" "foo\n" "" "" 21testing "awk if operator != " "awk 'BEGIN{if(23!=23) print \"bar\"}'" "" "" "" 22testing "awk if operator >= " "awk 'BEGIN{if(23>=23) print \"foo\"}'" "foo\n" "" "" 23testing "awk if operator < " "awk 'BEGIN{if(2 < 13) print \"foo\"}'" "foo\n" "" "" 24testing "awk if string == " "awk 'BEGIN{if(\"a\"==\"ab\") print \"bar\"}'" "" "" "" 25 26# 4294967295 = 0xffffffff 27testing "awk bitwise op" "awk '{ print or(4294967295,1) }'" "4294967295\n" "" "\n" 28 29# we were testing for a non-empty body when deciding if a function was 30# defined or not. The testcase below caused: 31# awk: cmd. line:8: Call to undefined function 32prg=' 33function empty_fun(count) { 34 # empty 35} 36END { 37 i=1 38 print "L" i "\n" 39 empty_fun(i + i + ++i) 40 print "L" i "\n" 41}' 42testing "awk handles empty function f(arg){}" \ 43 "awk '$prg'" \ 44 "L1\n\nL2\n\n" \ 45 "" "" 46 47prg=' 48function empty_fun(){} 49END {empty_fun() 50 print "Ok" 51}' 52testing "awk handles empty function f(){}" \ 53 "awk '$prg'" \ 54 "Ok\n" \ 55 "" "" 56 57prg=' 58function outer_fun() { 59 return 1 60} 61END { 62 i=1 63 print "L" i "\n" 64 i += outer_fun() 65 print "L" i "\n" 66}' 67testing "awk properly handles function from other scope" \ 68 "awk '$prg'" \ 69 "L1\n\nL2\n\n" \ 70 "" "" 71 72prg=' 73END { 74 i=1 75 print "L" i "\n" 76 i + trigger_error_fun() 77 print "L" i "\n" 78}' 79testing "awk properly handles undefined function" \ 80 "awk '$prg' 2>&1" \ 81 "L1\n\nawk: cmd. line:5: Call to undefined function\n" \ 82 "" "" 83 84prg=' 85BEGIN { 86 v=1 87 a=2 88 print v (a) 89}' 90testing "awk 'v (a)' is not a function call, it is a concatenation" \ 91 "awk '$prg' 2>&1" \ 92 "12\n" \ 93 "" "" 94 95prg='func f(){print"F"};func g(){print"G"};BEGIN{f(g(),g())}' 96testing "awk unused function args are evaluated" \ 97 "awk '$prg' 2>&1" \ 98 "G\nG\nF\n" \ 99 "" "" 100 101 102optional DESKTOP 103testing "awk hex const 1" "awk '{ print or(0xffffffff,1) }'" "4294967295\n" "" "\n" 104testing "awk hex const 2" "awk '{ print or(0x80000000,1) }'" "2147483649\n" "" "\n" 105testing "awk oct const" "awk '{ print or(01234,1) }'" "669\n" "" "\n" 106SKIP= 107 108# check that "hex/oct integer" heuristic doesn't kick in on 00NN.NNN 109testing "awk floating const with leading zeroes" \ 110 "awk '{ printf \"%f %f\n\", \"000.123\", \"009.123\" }'" \ 111 "0.123000 9.123000\n" \ 112 "" "\n" 113 114# long field seps requiring regex 115testing "awk long field sep" \ 116 "awk -F-- '{ print NF, length(\$NF), \$NF }'" \ 117 "2 0 \n3 0 \n4 0 \n5 0 \n" \ 118 "" \ 119 "a--\na--b--\na--b--c--\na--b--c--d--" 120 121testing "awk -F handles escapes" "awk -F'\\x21' '{print \$1}'" \ 122 "a\n" \ 123 "" \ 124 "a!b\n" 125 126# '@(samp|code|file)\{' is an invalid extended regex (unmatched '{'), 127# but gawk 3.1.5 does not bail out on it. 128testing "awk gsub falls back to non-extended-regex" \ 129 "awk 'gsub(\"@(samp|code|file)\{\",\"\");'; echo \$?" "0\n" "" "Hi\n" 130 131optional TAR BUNZIP2 FEATURE_SEAMLESS_BZ2 132test x"$SKIP" != x"1" && tar xjf awk_t1.tar.bz2 133testing "awk 'gcc build bug'" \ 134 "awk -f awk_t1_opt-functions.awk -f awk_t1_opth-gen.awk <awk_t1_input | md5sum" \ 135 "f842e256461a5ab1ec60b58d16f1114f -\n" \ 136 "" "" 137rm -rf awk_t1_* 2>/dev/null 138SKIP= 139 140Q='":"' 141 142testing "awk NF in BEGIN" \ 143 "awk 'BEGIN { print ${Q} NF ${Q} \$0 ${Q} \$1 ${Q} \$2 ${Q} }'" \ 144 ":0::::\n" \ 145 "" "" 146 147prg=' 148function b(tmp) { 149 tmp = 0; 150 print "" tmp; #this line causes the bug 151 return tmp; 152} 153function c(tmpc) { 154 tmpc = b(); return tmpc; 155} 156BEGIN { 157 print (c() ? "string" : "number"); 158}' 159testing "awk string cast (bug 725)" \ 160 "awk '$prg'" \ 161 "0\nnumber\n" \ 162 "" "" 163 164testing "awk handles whitespace before array subscript" \ 165 "awk 'BEGIN { arr [3] = 1; print arr [3] }'" "1\n" "" "" 166 167# GNU awk 3.1.5's "print ERRNO" prints "No such file or directory" instead of "2", 168# do we need to emulate that as well? 169testing "awk handles non-existing file correctly" \ 170 "awk 'BEGIN { getline line <\"doesnt_exist\"; print ERRNO; ERRNO=0; close(\"doesnt_exist\"); print ERRNO; print \"Ok\" }'" \ 171 "2\n0\nOk\n" "" "" 172 173prg=' 174BEGIN { 175 u["a"]=1 176 u["b"]=1 177 u["c"]=1 178 v["d"]=1 179 v["e"]=1 180 v["f"]=1 181 for (l in u) { 182 print "outer1", l; 183 for (l in v) { 184 print " inner", l; 185 } 186 print "outer2", l; 187 } 188 print "end", l; 189 l="a" 190 exit; 191}' 192testing "awk nested loops with the same variable" \ 193 "awk '$prg'" \ 194 "\ 195outer1 a 196 inner d 197 inner e 198 inner f 199outer2 f 200outer1 b 201 inner d 202 inner e 203 inner f 204outer2 f 205outer1 c 206 inner d 207 inner e 208 inner f 209outer2 f 210end f 211" \ 212 "" "" 213 214prg=' 215BEGIN { 216 u["a"]=1 217 u["b"]=1 218 u["c"]=1 219 v["d"]=1 220 v["e"]=1 221 v["f"]=1 222 for (l in u) { 223 print "outer1", l; 224 for (l in v) { 225 print " inner", l; 226 break; 227 } 228 print "outer2", l; 229 } 230 print "end", l; 231 l="a" 232 exit; 233}' 234# It's not just buggy, it enters infinite loop. Thus disabled 235false && test x"$SKIP_KNOWN_BUGS" = x"" && testing "awk nested loops with the same variable and break" \ 236 "awk '$prg'" \ 237 "\ 238outer1 a 239 inner d 240outer2 d 241outer1 b 242 inner d 243outer2 d 244outer1 c 245 inner d 246outer2 d 247end d 248" \ 249 "" "" 250 251prg=' 252function f() { 253 for (l in v) { 254 print " inner", l; 255 return; 256 } 257} 258 259BEGIN { 260 u["a"]=1 261 u["b"]=1 262 u["c"]=1 263 v["d"]=1 264 v["e"]=1 265 v["f"]=1 266 for (l in u) { 267 print "outer1", l; 268 f(); 269 print "outer2", l; 270 } 271 print "end", l; 272 l="a" 273 exit; 274}' 275# It's not just buggy, it enters infinite loop. Thus disabled 276false && test x"$SKIP_KNOWN_BUGS" = x"" && testing "awk nested loops with the same variable and return" \ 277 "awk '$prg'" \ 278 "\ 279outer1 a 280 inner d 281outer2 d 282outer1 b 283 inner d 284outer2 d 285outer1 c 286 inner d 287outer2 d 288end d 289" \ 290 "" "" 291 292prg=' 293BEGIN{ 294cnt = 0 295a[cnt] = "zeroth" 296a[++cnt] = "first" 297delete a[cnt--] 298print cnt 299print "[0]:" a[0] 300print "[1]:" a[1] 301}' 302testing "awk 'delete a[v--]' evaluates v-- once" \ 303 "awk '$prg'" \ 304 "\ 3050 306[0]:zeroth 307[1]: 308" \ 309 "" "" 310 311testing "awk func arg parsing 1" \ 312 "awk 'func f(,) { }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" 313 314testing "awk func arg parsing 2" \ 315 "awk 'func f(a,,b) { }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" 316 317testing "awk func arg parsing 3" \ 318 "awk 'func f(a,) { }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" 319 320testing "awk func arg parsing 4" \ 321 "awk 'func f(a b) { }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" 322 323testing "awk handles empty ()" \ 324 "awk 'BEGIN {print()}' 2>&1" "awk: cmd. line:1: Empty sequence\n" "" "" 325 326testing "awk FS assignment" "awk '{FS=\":\"; print \$1}'" \ 327 "a:b\ne\n" \ 328 "" \ 329 "a:b c:d\ne:f g:h" 330 331optional FEATURE_AWK_LIBM 332testing "awk large integer" \ 333 "awk 'BEGIN{n=(2^31)-1; print n, int(n), n%1, ++n, int(n), n%1}'" \ 334 "2147483647 2147483647 0 2147483648 2147483648 0\n" \ 335 "" "" 336SKIP= 337 338testing "awk length(array)" \ 339 "awk 'BEGIN{ A[1]=2; A[\"qwe\"]=\"asd\"; print length(A)}'" \ 340 "2\n" \ 341 "" "" 342 343testing "awk length()" \ 344 "awk '{print length; print length(); print length(\"qwe\"); print length(99+9)}'" \ 345 "3\n3\n3\n3\n" \ 346 "" "qwe" 347 348testing "awk print length, 1" \ 349 "awk '{ print length, 1 }'" \ 350 "0 1\n" \ 351 "" "\n" 352 353testing "awk print length 1" \ 354 "awk '{ print length 1 }'" \ 355 "01\n" \ 356 "" "\n" 357 358testing "awk length == 0" \ 359 "awk 'length == 0 { print \"foo\" }'" \ 360 "foo\n" \ 361 "" "\n" 362 363testing "awk if (length == 0)" \ 364 "awk '{ if (length == 0) { print \"bar\" } }'" \ 365 "bar\n" \ 366 "" "\n" 367 368testing "awk -f and ARGC" \ 369 "awk -f - input" \ 370 "re\n2\n" \ 371 "do re mi\n" \ 372 '{print $2; print ARGC;}' \ 373 374optional FEATURE_AWK_GNU_EXTENSIONS 375testing "awk -e and ARGC" \ 376 "awk -e '{print \$2; print ARGC;}' input" \ 377 "re\n2\n" \ 378 "do re mi\n" \ 379 "" 380SKIP= 381 382testing "awk break" \ 383 "awk -f - 2>&1; echo \$?" \ 384 "awk: -:1: 'break' not in a loop\n1\n" \ 385 "" \ 386 'BEGIN { if (1) break; else a = 1 }' 387testing "awk continue" \ 388 "awk -f - 2>&1; echo \$?" \ 389 "awk: -:1: 'continue' not in a loop\n1\n" \ 390 "" \ 391 'BEGIN { if (1) continue; else a = 1 }' 392 393optional FEATURE_AWK_GNU_EXTENSIONS 394testing "awk handles invalid for loop" \ 395 "awk -e '{ for() }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" 396SKIP= 397 398optional FEATURE_AWK_GNU_EXTENSIONS 399testing "awk handles colon not preceded by ternary" \ 400 "awk -e foo:bar: 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" 401SKIP= 402 403optional FEATURE_AWK_GNU_EXTENSIONS 404testing "awk errors on missing delete arg" \ 405 "awk -e '{delete}' 2>&1" "awk: cmd. line:1: Too few arguments\n" "" "" 406SKIP= 407 408optional FEATURE_AWK_GNU_EXTENSIONS 409testing "awk printf('%c') can output NUL" \ 410 "awk '{printf(\"hello%c null\n\", 0)}'" "hello\0 null\n" "" "\n" 411SKIP= 412 413optional FEATURE_AWK_GNU_EXTENSIONS DESKTOP 414testing "awk printf('%-10c') can output NUL" \ 415 "awk 'BEGIN { printf \"[%-10c]\n\", 0 }' | od -tx1" "\ 4160000000 5b 00 20 20 20 20 20 20 20 20 20 5d 0a 4170000015 418" "" "" 419SKIP= 420 421# testing "description" "command" "result" "infile" "stdin" 422testing 'awk negative field access' \ 423 'awk 2>&1 -- '\''{ $(-1) }'\' \ 424 "awk: cmd. line:1: Access to negative field\n" \ 425 '' \ 426 'anything' 427 428# was misinterpreted as (("str"++) i) instead of ("str" (++i)) 429# (and was executed: "str"++ is "0", thus concatenating "0" and "1"): 430testing 'awk do not allow "str"++' \ 431 'awk -v i=1 "BEGIN {print \"str\" ++i}"' \ 432 "str2\n" \ 433 '' \ 434 'anything' 435 436# gawk compat: FS regex matches only non-empty separators: 437# with -*, the splitting is NOT f o o b a r, but foo bar: 438testing 'awk FS regex which can match empty string' \ 439 "awk -F '-*' '{print \$1 \"-\" \$2 \"=\" \$3 \"*\" \$4}'" \ 440 "foo-bar=*\n" \ 441 '' \ 442 'foo--bar' 443 444# last+1 field should be empty (had a bug where it wasn't) 445testing 'awk $NF is empty' \ 446 "awk -F '=+' '{print \$NF}'" \ 447 "\n" \ 448 '' \ 449 'a=====123=' 450 451testing "awk exit N propagates through END's exit" \ 452 "awk 'BEGIN { exit 42 } END { exit }'; echo \$?" \ 453 "42\n" \ 454 '' '' 455 456testing "awk print + redirect" \ 457 "awk 'BEGIN { print \"STDERR %s\" >\"/dev/stderr\" }' 2>&1" \ 458 "STDERR %s\n" \ 459 '' '' 460 461testing "awk \"cmd\" | getline" \ 462 "awk 'BEGIN { \"echo HELLO\" | getline; print }'" \ 463 "HELLO\n" \ 464 '' '' 465 466# printf %% should print one % (had a bug where it didn't) 467testing 'awk printf %% prints one %' \ 468 "awk 'BEGIN { printf \"%%\n\" }'" \ 469 "%\n" \ 470 '' '' 471 472exit $FAILCOUNT 473