bad-cases

## Cases to check parse eror throwing
(ls || (ls -la && ls || ls)) && ls

## Parse Check Cases
((((    ls -la > ls    &&    ls)    || ((ls -la) || (ls) ) ) ) ) && ((ls))
(
)
()()
(ls)
(> ls -la) | && 
<>
(ls)>ls
ls -la )
ls -la ()
() |
( |
ls && (  ls  )
command (arg1) arg2
command arg1 | arg2
command1 ||| command2
&
command > output.txt < input.txt
command ||& command2
command "arg1'"
command arg1" "arg2
command (arg1 && command2
command arg1&arg2
command (arg1|command2)
command1 || command2 || command3
command arg1 >
command arg1 arg2 >
command arg1 arg2 &
command arg1 > output.txt | command2
command |
command | | command2
command arg1 arg2&arg3
command (arg1|arg2|arg3))
command && ||
command "arg1"
command 'arg1"
command "arg1'arg2"
command arg1 > output.txt >
command arg1 arg2 > output.txt |
command arg1 arg2 > output.txt &
command arg1 &&&& command2
command | command2
command arg1 | arg2 | arg3
command arg1 |& arg2
command (arg1 | command2
command arg1 |& command2
command arg1 arg2 &&& command3
command arg1 arg2 | command3
command arg1 || command2 && command3
command arg1 &&& command2
command arg1 &&&
command arg1 && && command2
command arg1 arg2 &&&
command arg1 &&& arg2
command arg1 ||| arg2
command arg1 || arg2 | command3
command arg1 | command2 arg3
command arg1 arg2 > output.txt <
command arg1 arg2 & | command3
command arg1 || command2 &&& command3
command arg1 arg2 > | command3
command arg1 |& | command2
command arg1 |& arg2 | command3
((ls ) &&ls)
export ii=l---------------------- && "$ii"s

## Test cases
### __cd__:
``` sh
cd
cd .
cd ..
cd /Users
cd /
cd '/'
cd //////
cd ./././
cd ../../..
cd '/////' >/dev/null
cd "$PWD/directory"
cd $PWD/directory
cd $OLDPWD/directory
cd "doesntexist"
cd ?
cd +
cd _
cd woof
cd bark bark
```
___
### __echo__:
``` sh
echo
echo echo
eCho 
eChO
eCHO
ECHO
echo $
echo "$"
echo '$'
echo nenie_iri
echo nenie iri
echo 'nenie_iri'
echo "nenie_iri"
echo -n
echo -n nenie_iri
echo -nn nenie_iri
echo -n -n -n nenie_iri
echo "-n" nenie_iri
echo -n"-n" nenie_iri
echo "-nnnn" nenie_iri
echo "-n -n -n"-n nenie_iri
echo "-n -n" nenie_iri
echo "-n '-n'" nenie_iri
echo $USER
echo "$USER"
echo '$USER'
echo "'$USER'"
echo " '$USER' "
echo nenie_iri"$USER"
echo nenie_iri"'$USER'" ' $USER '
echo "nenie_iri"   "$USER"    "$USER"
echo '              $USER          '
echo               nenie_iri "$USER"            "$USER"nenie_iri
echo ''''''''''$USER''''''''''
echo """"""""$USER""""""""
echo $USER'$USER'text oui oui     oui  oui $USER oui      $USER ''
echo $USER '' $USER $USER '' $USER '' $USER -n $USER
echo ' \' ' \'
echo "$USER""$USER""$USER"
echo nenie"$USER"iri
echo '$USER' "$USER" "nenie \' iri"
echo $USER " "
echo "$USER""Users/$USER/file""'$USER'"'$USER'
echo "$USER$USER$USER"
echo '$USER'"$USER"'$USER'
echo '"$USER"''$USER'"""$USER"
echo " $USER  "'$PWD'
echo $USER=4
echo $?
echo $USER213
echo "$USER=12$USER"
echo $PWD
echo $PWD/file
echo "$PWD/file"
echo "nenie_iri" "nenie_iri$USER" ... "$USER"
echo test      tout
```
___
### __exit__ (try with __echo $?__):
``` sh
exit 0 0
exit 42 42
exit -42 -24
exit 42
exit 42 53 68
exit 259
exit -12030
exit --1239312
exit ++++1203020103
exit +0
exit ++++++0
exit -----0
exit wrong
exit a
exit 1
exit "1"
exit "+102"
exit "1230"
exit "+++1230"
exit "1"23
exit "2"32"32"
exit "'42'"
exit '42'"42"42
exit +'42'"42"42
exit -'42'"42"42
exit 9223372
exit -9223372
exit 9223372036854775807
exit 9223372036854775808
exit 9223372036854775807135813514351
exit -9223372036854775807135813514351
exit 9223372036854775807135813514351 1351351531
exit -4
exit -1
exit 0
exit --000
exit "nenie_iri"
exit export
exit echo
exit cd ..
exit nenie iri
exit 42 42 42 42 42
exit echo nenie_iri
exit exit
```
___
### __export__:
``` sh
env | grep "_="
export | grep "SHLVL"
export | grep "OLDPWD"
export | grep "PWD"
export $?
export TEST
export TEST=
export TEST=123
export ___TEST=123
export ""=""
export ''=''
export "="="="
export '='='='
export TE-ST=100
export TEST-=100
export _TEST=100
export _TEST=100
export ==========
export 1TEST=
export TES=T=""
export TE+S=T=""
export TES.T=123
export TES+T=123
export TES}T=123
export TES_T=123
export TE*ST=123
export TES#T=123
export TES@T=123
export TES$?T=123
export =============123
export +++++++=123
export ________=123
export export
export echo
export pwd
export unset
export TES^T=123
export TEST+=100
```
___
### __unset__:
``` sh
unset
unset doesntexist
unset PWD
unset PWD
unset OLDPWD
unset PATH
unset PATH
unset PATH
unset TES.T
unset TES+T
unset TES=T
unset TES}T
unset TES-T
unset _TEST
unset TES_T
unset TEST_
unset TE*ST
unset TES#T
unset TES@T
unset TES$?T
unset ============
unset +++++++
unset ________
unset export
unset echo
unset unset
unset TES^T
```
___
### __errors__ (try with __echo $?__):
``` sh
test
echo > <
<
hello world
cat wouaf wouaf
>
> > > >
>> >> >> >>
<<
EechoE
.echo.
>echo>
<echo<
>>echo>>
rm -f something
cat something
your minishell is perfect
cat < ls
cat < ls > ls
```
___
### __pipes__:
``` sh
env | grep "SHLVL"
echo oui | cat -e
echo oui | echo non | echo something | grep oui
echo oui | echo non | echo something | grep non
echo oui | echo non | echo something | grep something
cd .. | echo "something"
cd .. | pwd
ifconfig | grep ":"
ifconfig | grep nothing
whoami | grep $USER
cat Makefile | grep "FLAGS"
cat Makefile | cat -e | cat -e
cat Makefile | grep "FLAGS" | grep "FLAGS" | cat -e
export TEST=123 | cat -e | cat -e
unset TEST | cat -e
echo test | cat -e | cat -e | cat -e
whereis ls | cat -e | cat -e > test
echo test | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e | cat -e
ls -la | grep "."
cat tests/lorem.txt | grep arcu | cat -e
cat /dev/random | head -c 100 | wc -c
ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls|ls
env | sort | grep -v SHLVL | grep -v _=
export | sort | grep -v SHLVL | grep -v _= | grep -v OLDPWD
```
___
### __Other cases__:
``` sh
export a="nenie'iri"
echo $a
```
``` sh
cat /dev/urandom | head -10
```
```Check leaks when interrupt from heredoc (CTRL-C)``` <br>
```Check SHLVL```
___
### 😈 Extra cases 😈:
``` sh
export IFS=_
export a=nenie_iri
touch $a
```

``` sh
mkdir -p a/b
cd a/b
rm -rf ../../a
cd ../
```

// Additional cases
ls
pwd
echo "hello world"
echo "hello" > file.txt
echo "world" >> file.txt
sort < file.txt
ls | wc -l
ls | grep ".txt"
cat file1.txt file2.txt > file3.txt
rm file.txt
cp file.txt file_copy.txt
mv file.txt new_location.txt
cd /
cd ..
cd ~
mkdir new_directory
ls -l && echo "All good"
cd directory && ls
rm file.txt && echo "File removed"
ls -l || echo "Something went wrong"
cd directory || echo "Directory does not exist"
rm file.txt || echo "File not found"
(ls && echo "Success") || echo "Failure"
(cd directory || mkdir directory) && ls
(ls || echo "Error") && (echo "Continuing" || echo "Stopping")
ls *.txt
cat file*.txt
rm *backup*
echo "hello world" | grep "hello"
ls -l | grep ".txt" | wc -l
echo "hello world" > output.txt
echo "hello" >> output.txt
sort < input.txt | uniq > output.txt
cat file1.txt file2.txt file3.txt | sort | uniq
grep "error" file.log | wc -l
ls -la | grep "file.txt"
find . -type f -name "*.txt"
sed 's/hello/goodbye/g' input.txt > output.txt
awk '{print $1}' input.txt
grep -v "exclude" input.txt > output.txt
ps aux | grep "nginx"
whoami
date
cal
uptime
uname -a
df -h
du -h
tar -czvf archive.tar.gz directory/
sudo apt-get update && sudo apt-get upgrade

// Test cases for bonus part
ls
cd /
cd ..
cd ~
pwd
mkdir new_dir
touch file.txt
rm file.txt
echo "hello world" > file.txt
echo "goodbye world" >> file.txt
cat file.txt
sort file.txt
uniq file.txt
grep "hello" file.txt
ls *.txt
rm *
ls && echo "ls succeeded"
ls -l || echo "ls failed"
(ls && echo "ls succeeded") || echo "ls failed"
ls -l && (echo "Listing files..."; echo "Done.")
cd new_dir && (ls -l || echo "Failed to list files.")
rm non_existent_file.txt || echo "File does not exist."
rm non_existent_file.txt && echo "Error: File does not exist."
echo "hello" > file.txt && (cat file.txt || echo "Failed to read file.")
echo "world" >> file.txt && (cat file.txt | sort | uniq)
(cd non_existent_dir || mkdir non_existent_dir) && echo "Directory created."
ls -l && (echo "Listing files..."; echo "Done.") || echo "ls failed"
ls -l || (echo "Failed to list files."; exit 1)
(ls || echo "ls failed") && (echo "Continuing..." || echo "Stopping...")
echo "hello world" | grep "world"
ls -l | grep "file.txt"
find . -type f -name "*.txt"
sed 's/hello/goodbye/g' file.txt > new_file.txt
awk '{print $1}' file.txt
grep -v "goodbye" file.txt > output.txt
ps aux | grep "nginx"
whoami
date
cal
uptime
uname -a
df -h
du -h
tar -czvf archive.tar.gz directory/
sudo apt-get update && sudo apt-get upgrade
echo "hello world" && echo "goodbye world"
echo "hello world" || echo "goodbye world"
echo "hello world" && (echo "continuing..."; echo "done.") || echo "failed"
(echo "hello" && echo "world") || echo "failed"
(echo "hello" || echo "world") && echo "done."