#!/bin/sh # Copyright 2007 by Denys Vlasenko <vda.linux@googlemail.com> # Licensed under GPLv2, see file LICENSE in this source tree. . ./testing.sh # testing "description" "command" "result" "infile" "stdin" testing "awk -F case 0" "awk -F '[#]' '{ print NF }'" "" "" "" testing "awk -F case 1" "awk -F '[#]' '{ print NF }'" "0\n" "" "\n" testing "awk -F case 2" "awk -F '[#]' '{ print NF }'" "2\n" "" "#\n" testing "awk -F case 3" "awk -F '[#]' '{ print NF }'" "3\n" "" "#abc#\n" testing "awk -F case 4" "awk -F '[#]' '{ print NF }'" "3\n" "" "#abc#zz\n" testing "awk -F case 5" "awk -F '[#]' '{ print NF }'" "4\n" "" "#abc##zz\n" testing "awk -F case 6" "awk -F '[#]' '{ print NF }'" "4\n" "" "z#abc##zz\n" testing "awk -F case 7" "awk -F '[#]' '{ print NF }'" "5\n" "" "z##abc##zz\n" # conditions and operators testing "awk if operator == " "awk 'BEGIN{if(23==23) print \"foo\"}'" "foo\n" "" "" testing "awk if operator != " "awk 'BEGIN{if(23!=23) print \"bar\"}'" "" "" "" testing "awk if operator >= " "awk 'BEGIN{if(23>=23) print \"foo\"}'" "foo\n" "" "" testing "awk if operator < " "awk 'BEGIN{if(2 < 13) print \"foo\"}'" "foo\n" "" "" testing "awk if string == " "awk 'BEGIN{if(\"a\"==\"ab\") print \"bar\"}'" "" "" "" # 4294967295 = 0xffffffff testing "awk bitwise op" "awk '{ print or(4294967295,1) }'" "4294967295\n" "" "\n" # we were testing for a non-empty body when deciding if a function was # defined or not. The testcase below caused: # awk: cmd. line:8: Call to undefined function prg=' function empty_fun(count) { # empty } END { i=1 print "L" i "\n" empty_fun(i + i + ++i) print "L" i "\n" }' testing "awk handles empty function f(arg){}" \ "awk '$prg'" \ "L1\n\nL2\n\n" \ "" "" prg=' function outer_fun() { return 1 } END { i=1 print "L" i "\n" i += outer_fun() print "L" i "\n" }' testing "awk properly handles function from other scope" \ "awk '$prg'" \ "L1\n\nL2\n\n" \ "" "" prg=' END { i=1 print "L" i "\n" i + trigger_error_fun() print "L" i "\n" }' testing "awk properly handles undefined function" \ "awk '$prg' 2>&1" \ "L1\n\nawk: cmd. line:5: Call to undefined function\n" \ "" "" optional DESKTOP testing "awk hex const 1" "awk '{ print or(0xffffffff,1) }'" "4294967295\n" "" "\n" testing "awk hex const 2" "awk '{ print or(0x80000000,1) }'" "2147483649\n" "" "\n" testing "awk oct const" "awk '{ print or(01234,1) }'" "669\n" "" "\n" SKIP= # check that "hex/oct integer" heuristic doesn't kick in on 00NN.NNN testing "awk floating const with leading zeroes" \ "awk '{ printf \"%f %f\n\", \"000.123\", \"009.123\" }'" \ "0.123000 9.123000\n" \ "" "\n" # long field seps requiring regex testing "awk long field sep" "awk -F-- '{ print NF, length(\$NF), \$NF }'" \ "2 0 \n3 0 \n4 0 \n5 0 \n" \ "" \ "a--\na--b--\na--b--c--\na--b--c--d--" testing "awk -F handles escapes" "awk -F'\\x21' '{print \$1}'" \ "a\n" \ "" \ "a!b\n" # '@(samp|code|file)\{' is an invalid extended regex (unmatched '{'), # but gawk 3.1.5 does not bail out on it. testing "awk gsub falls back to non-extended-regex" \ "awk 'gsub(\"@(samp|code|file)\{\",\"\");'; echo \$?" "0\n" "" "Hi\n" optional TAR BUNZIP2 FEATURE_SEAMLESS_BZ2 test x"$SKIP" != x"1" && tar xjf awk_t1.tar.bz2 testing "awk 'gcc build bug'" \ "awk -f awk_t1_opt-functions.awk -f awk_t1_opth-gen.awk <awk_t1_input | md5sum" \ "f842e256461a5ab1ec60b58d16f1114f -\n" \ "" "" rm -rf awk_t1_* 2>/dev/null SKIP= Q='":"' testing "awk NF in BEGIN" \ "awk 'BEGIN { print ${Q} NF ${Q} \$0 ${Q} \$1 ${Q} \$2 ${Q} }'" \ ":0::::\n" \ "" "" prg=' function b(tmp) { tmp = 0; print "" tmp; #this line causes the bug return tmp; } function c(tmpc) { tmpc = b(); return tmpc; } BEGIN { print (c() ? "string" : "number"); }' testing "awk string cast (bug 725)" \ "awk '$prg'" \ "0\nnumber\n" \ "" "" testing "awk handles whitespace before array subscript" \ "awk 'BEGIN { arr [3] = 1; print arr [3] }'" "1\n" "" "" # GNU awk 3.1.5's "print ERRNO" prints "No such file or directory" instead of "2", # do we need to emulate that as well? testing "awk handles non-existing file correctly" \ "awk 'BEGIN { getline line <\"doesnt_exist\"; print ERRNO; ERRNO=0; close(\"doesnt_exist\"); print ERRNO; print \"Ok\" }'" \ "2\n0\nOk\n" "" "" prg=' BEGIN { u["a"]=1 u["b"]=1 u["c"]=1 v["d"]=1 v["e"]=1 v["f"]=1 for (l in u) { print "outer1", l; for (l in v) { print " inner", l; } print "outer2", l; } print "end", l; l="a" exit; }' testing "awk nested loops with the same variable" \ "awk '$prg'" \ "\ outer1 a inner d inner e inner f outer2 f outer1 b inner d inner e inner f outer2 f outer1 c inner d inner e inner f outer2 f end f " \ "" "" prg=' BEGIN { u["a"]=1 u["b"]=1 u["c"]=1 v["d"]=1 v["e"]=1 v["f"]=1 for (l in u) { print "outer1", l; for (l in v) { print " inner", l; break; } print "outer2", l; } print "end", l; l="a" exit; }' # It's not just buggy, it enters infinite loop. Thus disabled false && test x"$SKIP_KNOWN_BUGS" = x"" && testing "awk nested loops with the same variable and break" \ "awk '$prg'" \ "\ outer1 a inner d outer2 d outer1 b inner d outer2 d outer1 c inner d outer2 d end d " \ "" "" prg=' function f() { for (l in v) { print " inner", l; return; } } BEGIN { u["a"]=1 u["b"]=1 u["c"]=1 v["d"]=1 v["e"]=1 v["f"]=1 for (l in u) { print "outer1", l; f(); print "outer2", l; } print "end", l; l="a" exit; }' # It's not just buggy, it enters infinite loop. Thus disabled false && test x"$SKIP_KNOWN_BUGS" = x"" && testing "awk nested loops with the same variable and return" \ "awk '$prg'" \ "\ outer1 a inner d outer2 d outer1 b inner d outer2 d outer1 c inner d outer2 d end d " \ "" "" prg=' BEGIN{ cnt = 0 a[cnt] = "zeroth" a[++cnt] = "first" delete a[cnt--] print cnt print "[0]:" a[0] print "[1]:" a[1] }' testing "awk 'delete a[v--]' evaluates v-- once" \ "awk '$prg'" \ "\ 0 [0]:zeroth [1]: " \ "" "" testing "awk handles empty ()" \ "awk 'BEGIN {print()}' 2>&1" "awk: cmd. line:1: Empty sequence\n" "" "" testing "awk FS assignment" "awk '{FS=\":\"; print \$1}'" \ "a:b\ne\n" \ "" \ "a:b c:d\ne:f g:h" optional FEATURE_AWK_LIBM testing "awk large integer" \ "awk 'BEGIN{n=(2^31)-1; print n, int(n), n%1, ++n, int(n), n%1}'" \ "2147483647 2147483647 0 2147483648 2147483648 0\n" \ "" "" SKIP= testing "awk length(array)" \ "awk 'BEGIN{ A[1]=2; A[\"qwe\"]=\"asd\"; print length(A)}'" \ "2\n" \ "" "" testing "awk length()" \ "awk '{print length; print length(); print length(\"qwe\"); print length(99+9)}'" \ "3\n3\n3\n3\n" \ "" "qwe" testing "awk -f and ARGC" \ "awk -f - input" \ "re\n2\n" \ "do re mi\n" \ '{print $2; print ARGC;}' \ optional FEATURE_AWK_GNU_EXTENSIONS testing "awk -e and ARGC" \ "awk -e '{print \$2; print ARGC;}' input" \ "re\n2\n" \ "do re mi\n" \ "" SKIP= # The examples are in fact not valid awk programs (break/continue # can only be used inside loops). # But we do accept them outside of loops. # We had a bug with misparsing "break ; else" sequence. # Test that *that* bug is fixed, using simplest possible scripts: testing "awk break" \ "awk -f - 2>&1; echo \$?" \ "0\n" \ "" \ 'BEGIN { if (1) break; else a = 1 }' testing "awk continue" \ "awk -f - 2>&1; echo \$?" \ "0\n" \ "" \ 'BEGIN { if (1) continue; else a = 1 }' testing "awk handles invalid for loop" \ "awk '{ for() }' 2>&1" "awk: cmd. line:1: Unexpected token\n" "" "" # testing "description" "command" "result" "infile" "stdin" testing 'awk negative field access' \ 'awk 2>&1 -- '\''{ $(-1) }'\' \ "awk: cmd. line:1: Access to negative field\n" \ '' \ 'anything' exit $FAILCOUNT