76 lines
2.1 KiB
Bash
Executable file
76 lines
2.1 KiB
Bash
Executable file
#!/bin/bash
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[ -f testing.sh ] && . testing.sh
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#testing "name" "command" "result" "infile" "stdin"
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if [ -z "$(which bash)" ]
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then
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echo "$SHOWSKIP: no bash alias"
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continue 2>/dev/null
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exit
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fi
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shellit()
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{
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EVAL="bash -c" testing "$2" "$1 printf %s $2" "$3" "$4" "$5"
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}
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# $'' expands special chars but doesn't do so inside double quotes.
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shellit "" "\$'a\\tb'" "a\tb" "" ""
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shellit "" "\"\$'a\\tb'\"" '$'"'"'a\\tb'"'" "" ""
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# $(( )) tests
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shellit 'x=1;' '$((-x))' '-1' '' ''
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shellit 'x=0;' '$((x++)); echo $x' '01\n' '' ''
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shellit 'x=0;' '$((++x))' '1' '' ''
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shellit 'x=0;' '$((~x))' '-1' '' ''
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shellit 'x=1;' '$((!x))' '0' '' ''
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shellit 'x=0;' '$((!x))' '1' '' ''
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shellit 'x=2;' '$((2*x))' '4' '' ''
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shellit 'x=9;' '$((x/4))' '2' '' ''
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shellit 'x=9;' '$((x%4))' '1' '' ''
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shellit 'x=4;' '$((x+2))' '6' '' ''
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shellit 'x=4;' '$((x-2))' '2' '' ''
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shellit 'x=4;' '$((1<<x))' '16' '' ''
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shellit 'x=4;' '$((x>>1))' '2' '' ''
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shellit '' '$((3**4))' '81' '' ''
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shellit '' '$((3<=4))' '1' '' ''
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shellit '' '$((3>=4))' '0' '' ''
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shellit '' '$((3<4))' '1' '' ''
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shellit '' '$((3>4))' '0' '' ''
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shellit '' '$((3==4))' '0' '' ''
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shellit '' '$((3!=4))' '1' '' ''
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shellit '' '$((6&4))' '4' '' ''
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shellit '' '$((4|2))' '6' '' ''
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shellit '' '$((6&&2))' '1' '' ''
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shellit '' '$((6||4))' '1' '' ''
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shellit '' '$((1?2:3))' '2' '' ''
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shellit 'x=2;' '$((x=3)); echo $x' '33\n' '' ''
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shellit 'x=2;' '$((x*=3)); echo $x' '66\n' '' ''
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shellit 'x=5;' '$((x/=2)); echo $x' '22\n' '' ''
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shellit 'x=9;' '$((x%=5)); echo $x' '44\n' '' ''
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shellit 'x=9;' '$((x-=3)); echo $x' '66\n' '' ''
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shellit 'x=3;' '$((x+=2)); echo $x' '55\n' '' ''
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shellit 'x=7;' '$((x&=13)); echo $x' '55\n' '' ''
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shellit 'x=5;' '$((x|=12)); echo $x' '1313\n' '' ''
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shellit 'x=5;' '$((x^=12)); echo $x' '99\n' '' ''
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shellit 'x=2;' '$((x<<=2)); echo $x' '88\n' '' ''
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shellit 'x=12;' '$((x>>=2)); echo $x' '33\n' '' ''
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shellit 'x=2;' '$((x++,5)); echo $x' '53\n' '' ''
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# echo $(ls -l #comment)
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# cat -</dev/null
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# cat -|xargs echo
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# cat -(ls)
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# echo -!
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# echo -{
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# echo -(
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# (echo -)
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# echo $
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# "echo \$(echo \"hello\nworld\")"
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# "echo \"one ;\ntwo\""
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# echo $(ls -l &)
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# echo one < /dev/null two
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