diff --git a/tests/unit_tests/logs/bash_log.txt b/tests/unit_tests/logs/bash_log.txt
index bdc6659..8b13789 100644
--- a/tests/unit_tests/logs/bash_log.txt
+++ b/tests/unit_tests/logs/bash_log.txt
@@ -1,7 +1 @@
 
-simplonco@simplonco-Latitude-E6320:~/Nextcloud/informatique/42/minishell/minishell/tests/unit_tests$ echo hello
-hello
-simplonco@simplonco-Latitude-E6320:~/Nextcloud/informatique/42/minishell/minishell/tests/unit_tests$ exit
-simplonco@simplonco-Latitude-E6320:~/Nextcloud/informatique/42/minishell/minishell/tests/unit_tests$ echo you
-you
-simplonco@simplonco-Latitude-E6320:~/Nextcloud/informatique/42/minishell/minishell/tests/unit_tests$ exit
diff --git a/tests/unit_tests/logs/minishell_log.txt b/tests/unit_tests/logs/minishell_log.txt
index b72f15e..8b13789 100644
--- a/tests/unit_tests/logs/minishell_log.txt
+++ b/tests/unit_tests/logs/minishell_log.txt
@@ -1,7 +1 @@
 
-hulamy@NoName:/home/simplonco/Nextcloud/informatique/42/minishell/minishell/tests
s/unit_tests> echo hello
-hello
-hulamy@NoName:/home/simplonco/Nextcloud/informatique/42/minishell/minishell/tests
s/unit_tests> exit
-hulamy@NoName:/home/simplonco/Nextcloud/informatique/42/minishell/minishell/tests
s/unit_tests> echo you
-you
-hulamy@NoName:/home/simplonco/Nextcloud/informatique/42/minishell/minishell/tests
s/unit_tests> exit
diff --git a/tests/unit_tests/pipes.sh b/tests/unit_tests/pipes.sh
index 81851a8..821824a 100644
--- a/tests/unit_tests/pipes.sh
+++ b/tests/unit_tests/pipes.sh
@@ -1 +1,8 @@
-echo "pipes"
+echo bonjour ; |
+
+echo bonjour | |
+
+|
+
+echo bonjour |;
+
diff --git a/tests/unit_tests/test b/tests/unit_tests/test
new file mode 100644
index 0000000..e11e39e
--- /dev/null
+++ b/tests/unit_tests/test
@@ -0,0 +1 @@
+bonjour 1
diff --git a/tests/unit_tests/test1.sh b/tests/unit_tests/test1.sh
index 93c7b4c..b6defe6 100644
--- a/tests/unit_tests/test1.sh
+++ b/tests/unit_tests/test1.sh
@@ -1,5 +1,111 @@
 echo hello
+echo test
 
 # comment
 
+
+
+
+
+echo you
+echo you
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+echo you
+echo you
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+echo you
 echo you
diff --git a/tests/unit_tests/test_unit.sh b/tests/unit_tests/test_unit.sh
index c661e9f..2430af0 100644
--- a/tests/unit_tests/test_unit.sh
+++ b/tests/unit_tests/test_unit.sh
@@ -47,7 +47,9 @@
 	SUCCESS_TEST=0
 	TOTAL_TEST=0
 	TOTAL_SUCCESS=0
+	LINE_NUMBER=0
 	LOG=0
+	PRINT=0
 	mkdir -p ./logs
 	echo "" > ./logs/bash_log.txt
 	echo "" > ./logs/minishell_log.txt
@@ -117,6 +119,11 @@
 				LOG=1
 				START=2
 			fi
+			if [ "$1" == "print" ]
+			then
+				PRINT=1
+				START=2
+			fi
 			list_files=""
 			for (( i = $START ; i <= "$#" ; i++ ))
 			do
@@ -137,10 +144,19 @@
 # function that will launch the command in bash and minishell and compare them
 	function test_minishell
 	{
+		# if print option, print wich command is about to be executed
+		if [ "$PRINT" == 1 ]
+		then
+			NEXT_CMD="command line $LINE_NUMBER : "
+			INDENT="$(for (( i=1; i<=${#NEXT_CMD}; i++ )); do echo -n ' '; done)"
+			echo -en $CYAN"$NEXT_CMD"$YELLOW
+			echo -n "${@//$'\n'/$'\n'$INDENT}"
+			echo -e $ENDCO
+		fi
 		# execute commands in bash and minishell
 		bash_execution=$( echo "$@" | bash 2>/dev/null )
 		minishell_execution=$( echo "$@" | ./minishell 2>/dev/null )
-		# if log options, log results
+		# if log option, log results
 		if [ "$LOG" == 1 ]
 		then
 			echo "$@" | bash -i &>>$BASH_LOG
@@ -152,7 +168,7 @@
 			(( SUCCESS_TEST++ ))
 			(( TOTAL_SUCCESS++ ))
 		else
-			echo -e $B_RED"ERROR :"$ENDCO
+			echo -e $B_RED"ERROR : line number $LINE_NUMBER"$ENDCO
 			echo ""
 			echo -e $B_MAGENTA"[bash execution] :"$ENDCO
 			echo "$@" | bash -i
@@ -188,11 +204,12 @@
 		filename=$i
 		echo -e "\n"$B_YELLOW"test file : $i"$ENDCO
 		command_test=""
-		last_line="$(tail -1 $i)"
+		LAST_LINE_NUMBER=$(wc -l < $filename)
 		UNIT_TEST=0
 		SUCCESS_TEST=0
 		while read line
 		do
+			(( LINE_NUMBER++ ))
 			if [ -n "$line" ]
 			then
 				# if line start with # skip it
@@ -205,7 +222,7 @@
 						command_test+=$'\n'
 						command_test+="$line"
 					fi
-					if [ "$line" == "$last_line" ]
+					if [ $LINE_NUMBER -eq $LAST_LINE_NUMBER ]
 					then
 						(( UNIT_TEST++ ))
 						(( TOTAL_TEST++ ))
diff --git a/tests/unit_tests/vrac.sh b/tests/unit_tests/vrac.sh
index a1c9c86..7aaa759 100644
--- a/tests/unit_tests/vrac.sh
+++ b/tests/unit_tests/vrac.sh
@@ -111,7 +111,8 @@ echo "$HOME"
 
 echo '$HOME'
 
-export ; env # display is different for both commands
+export ; env
+# display is different for both commands
 
 echo \$HOME
 
@@ -165,10 +166,10 @@ export "HI= hi"
 
 export "HI =hi"
 
-/bin/ls
-write something the press ctrl+c
-write something then press ctrl+d
-write something then press ctrl+\
+# /bin/ls
+# write something the press ctrl+c
+# write something then press ctrl+d
+# write something then press ctrl+\
 
 echo $?