#!/bin/sh
-# awk tests.
# Copyright 2007 by Denys Vlasenko <vda.linux@googlemail.com>
-# Licensed under GPL v2, see file LICENSE for details.
+# Licensed under GPLv2, see file LICENSE in this source tree.
-. testing.sh
+. ./testing.sh
-# testing "description" "arguments" "result" "infile" "stdin"
+# 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 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
+" \
+ "" ""
+
+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 -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 "description" "command" "result" "infile" "stdin"
+
exit $FAILCOUNT