diff --git a/Makefile b/Makefile
index c60debd..28fe819 100644
--- a/Makefile
+++ b/Makefile
@@ -21,8 +21,8 @@ clean:
 .PHONY: all norme clean
 
 .SECONDEXPANSION:
-build/c%: $(OFFSHORE_PROJECTS)/c$$*/*.c $$(OFFSHORE_MAINS)/c$$*.c $$(wildcard $(OFFSHORE_MAINS)/common/*.c)
+build/c%: $(OFFSHORE_MAINS)/contrib/Unity/src/unity.c $(OFFSHORE_PROJECTS)/c$$*/*.c $$(OFFSHORE_MAINS)/c$$*.c $$(wildcard $(OFFSHORE_MAINS)/common/*.c)
 	mkdir -p $(@D)
-	$(CC) -o $@ $(CFLAGS_MANDATORY) -Icommon -I contrib/Unity/src $(CFLAGS) $^ 
+	$(CC) -o $@ $(CFLAGS_MANDATORY) -Icommon -Icontrib/Unity/src $(CFLAGS) $^ 
 norme: $$(wildcard $(OFFSHORE_PROJECTS)/c*)
 	norminette $^ || true
diff --git a/c00/ex00.c b/c00/ex00.c
index f30b674..55e1acd 100644
--- a/c00/ex00.c
+++ b/c00/ex00.c
@@ -22,3 +22,12 @@ int	main()
 	ft_putchar('o');
 	ft_putchar('\n');
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c00/ex01.c b/c00/ex01.c
index 82088cf..7494927 100644
--- a/c00/ex01.c
+++ b/c00/ex01.c
@@ -19,3 +19,12 @@ int	main(void)
 	write(1,"%\n", 2);
 	return 0;
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c00/ex02.c b/c00/ex02.c
index 58cad25..21494cf 100644
--- a/c00/ex02.c
+++ b/c00/ex02.c
@@ -8,3 +8,12 @@ int	main(void)
 	write(1, "%\n", 2);
 	return 0;
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c00/ex03.c b/c00/ex03.c
index b704bcf..cca642c 100644
--- a/c00/ex03.c
+++ b/c00/ex03.c
@@ -8,3 +8,12 @@ int	main(void)
 	write(1, "%\n", 2);
 	return 0;
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c00/ex04.c b/c00/ex04.c
index 14aa481..48fba8f 100644
--- a/c00/ex04.c
+++ b/c00/ex04.c
@@ -18,3 +18,12 @@ int	main(void)
 	ft_is_negative(0);
 	return 0;
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c00/ex05.c b/c00/ex05.c
index 549d062..0f0e3f3 100644
--- a/c00/ex05.c
+++ b/c00/ex05.c
@@ -5,3 +5,12 @@ int	main(void)
 	ft_print_comb();
 	return 0;
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c00/ex06.c b/c00/ex06.c
index af9ad05..d08f6f7 100644
--- a/c00/ex06.c
+++ b/c00/ex06.c
@@ -3,3 +3,12 @@ int main(void)
 {
 	ft_print_comb2();
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c00/ex07.c b/c00/ex07.c
index 7930d38..f78e7d0 100644
--- a/c00/ex07.c
+++ b/c00/ex07.c
@@ -26,3 +26,12 @@ int main(void)
 	ft_putnbr(INT_MAX);
 	ft_putchar('\n');
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c00/ex08.c b/c00/ex08.c
index 246c754..7e26641 100644
--- a/c00/ex08.c
+++ b/c00/ex08.c
@@ -20,3 +20,12 @@ int	main(void)
 	ft_putchar('%'); ft_putchar('\n');
 
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex00.c b/c01/ex00.c
index 66a1065..58871d7 100644
--- a/c01/ex00.c
+++ b/c01/ex00.c
@@ -11,3 +11,12 @@ int main()
 	printf("%d\n", *johnny);
 	return (0);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex01.c b/c01/ex01.c
index 325c667..d72bd99 100644
--- a/c01/ex01.c
+++ b/c01/ex01.c
@@ -18,3 +18,12 @@ int	main(void)
 	printf("now %d\n", n);
 
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex02.c b/c01/ex02.c
index 6eac6fd..09165c5 100644
--- a/c01/ex02.c
+++ b/c01/ex02.c
@@ -9,3 +9,12 @@ int	main(void)
 	ft_swap(&one, &two);
 	printf("now %d %d\n", one, two);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex03.c b/c01/ex03.c
index 7d6874b..ef6d43f 100644
--- a/c01/ex03.c
+++ b/c01/ex03.c
@@ -12,3 +12,12 @@ int main(void)
 	printf("now: %d %d /%d %%%d\n", x, y, d, m);
 	return 0;
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex04.c b/c01/ex04.c
index 94b2cf0..6d08d3f 100644
--- a/c01/ex04.c
+++ b/c01/ex04.c
@@ -9,3 +9,12 @@ int main()
 	printf("was: /%d %%%d\n", m, n);
 }
 
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex05.c b/c01/ex05.c
index 3dcde55..55065df 100644
--- a/c01/ex05.c
+++ b/c01/ex05.c
@@ -4,3 +4,12 @@ int main(void)
 {
 	ft_putstr("hello world!\0no!");
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex06.c b/c01/ex06.c
index 5d0971a..abe8ca1 100644
--- a/c01/ex06.c
+++ b/c01/ex06.c
@@ -6,3 +6,12 @@ int main(void)
 
 	printf("len = %d\n", l);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex07.c b/c01/ex07.c
index 2f836aa..bb909a3 100644
--- a/c01/ex07.c
+++ b/c01/ex07.c
@@ -21,3 +21,12 @@ int main(void)
 	ft_rev_int_tab(a, l);
 	printarr(a, l);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c01/ex08.c b/c01/ex08.c
index 058666c..3fee285 100644
--- a/c01/ex08.c
+++ b/c01/ex08.c
@@ -21,3 +21,12 @@ int main(void)
 	printarr(a, l);
 	return (0);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex00.c b/c02/ex00.c
index 9bf26b3..a1e1930 100644
--- a/c02/ex00.c
+++ b/c02/ex00.c
@@ -23,3 +23,12 @@ int	main(void)
 	printf("buffers comparison: s:%i d:%i\n", bufcmp(s1, s2, TEST_SOURCE_LENGHT), bufcmp(d1, d2, TEST_DESTINATION_LENGHT));
 	printf("return values comparison: %li %li", d1 - r1, d2 - r2);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex01.c b/c02/ex01.c
index e4d2feb..2022925 100644
--- a/c02/ex01.c
+++ b/c02/ex01.c
@@ -50,3 +50,12 @@ int	main(void)
 	printf("buffers comparison: s:%i d:%i\n", bufcmp(s3, s4, TEST_SOURCE_LENGHT), bufcmp(d3, d4, TEST_DESTINATION_LENGHT));
 	printf("return values comparison: %li %li %li %li\n", d1 - r1, d2 -r2, d3 - r3, d4 - r4);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex02.c b/c02/ex02.c
index 114fd95..95367de 100644
--- a/c02/ex02.c
+++ b/c02/ex02.c
@@ -7,3 +7,12 @@ int main(int argc, char **argv)
 	if (argc == 2)
 		printf("%i\n", ft_str_is_alpha(argv[1]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex03.c b/c02/ex03.c
index a912f24..fa8f29d 100644
--- a/c02/ex03.c
+++ b/c02/ex03.c
@@ -7,3 +7,12 @@ int main(int argc, char **argv)
 	if (argc == 2)
 		printf("%i\n", ft_str_is_numeric(argv[1]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex04.c b/c02/ex04.c
index afce489..ba9a51e 100644
--- a/c02/ex04.c
+++ b/c02/ex04.c
@@ -7,3 +7,12 @@ int main(int argc, char **argv)
 	if (argc == 2)
 		printf("%i\n", ft_str_is_lowercase(argv[1]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex05.c b/c02/ex05.c
index 997713c..b49c13f 100644
--- a/c02/ex05.c
+++ b/c02/ex05.c
@@ -7,3 +7,12 @@ int main(int argc, char **argv)
 	if (argc == 2)
 		printf("%i\n", ft_str_is_uppercase(argv[1]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex06.c b/c02/ex06.c
index d538488..cd9ffb4 100644
--- a/c02/ex06.c
+++ b/c02/ex06.c
@@ -7,3 +7,12 @@ int main(int argc, char **argv)
 	if (argc == 2)
 		printf("%i\n", ft_str_is_printable(argv[1]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex07.c b/c02/ex07.c
index b1ddd16..7addc92 100644
--- a/c02/ex07.c
+++ b/c02/ex07.c
@@ -7,3 +7,12 @@ int main(int argc, char **argv)
 	if (argc == 2)
 		printf("%s\n", ft_strupcase(argv[1]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex08.c b/c02/ex08.c
index 17730f3..ac0c427 100644
--- a/c02/ex08.c
+++ b/c02/ex08.c
@@ -7,3 +7,12 @@ int main(int argc, char **argv)
 	if (argc == 2)
 		printf("%s\n", ft_strlowcase(argv[1]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex09.c b/c02/ex09.c
index 8ff9fa7..9edc02a 100644
--- a/c02/ex09.c
+++ b/c02/ex09.c
@@ -7,3 +7,12 @@ int main(int argc, char **argv)
 	if (argc == 2)
 		printf("%s\n", ft_strcapitalize(argv[1]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex10.c b/c02/ex10.c
index 1acbbbf..82a3213 100644
--- a/c02/ex10.c
+++ b/c02/ex10.c
@@ -82,3 +82,12 @@ int	main(void)
 		bufcmp(d1, d2, TEST_DESTINATION_LENGHT));
 	printf("return values: orig: %lu ft: %lu\n", r1, r2);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex11.c b/c02/ex11.c
index cdf28f7..6601428 100644
--- a/c02/ex11.c
+++ b/c02/ex11.c
@@ -18,3 +18,12 @@ int	main(int argc, char **argv)
 		return (1);
 	ft_putstr_non_printable(argv[1]);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c02/ex12.c b/c02/ex12.c
index e2ab653..eb7d3b9 100644
--- a/c02/ex12.c
+++ b/c02/ex12.c
@@ -21,3 +21,12 @@ int	main(int argc, char **argv)
 		return (1);
 	ft_print_memory(argv[1], atoi(argv[2]));
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c03/ex00.c b/c03/ex00.c
index 95e9f9a..2740a27 100644
--- a/c03/ex00.c
+++ b/c03/ex00.c
@@ -43,3 +43,12 @@ int	main(void)
 	printf("return values: orig: %i ft: %i\n", r1, r2);
 	return 0;
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c03/ex01.c b/c03/ex01.c
index a3fb1b1..b018a9a 100644
--- a/c03/ex01.c
+++ b/c03/ex01.c
@@ -49,3 +49,12 @@ int	main(void)
 	printf("return values: orig: %i ft: %i\n", r1, r2);
 	return 0;
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c03/ex02.c b/c03/ex02.c
index d42b7fd..59a6b87 100644
--- a/c03/ex02.c
+++ b/c03/ex02.c
@@ -6,7 +6,7 @@
 /*   By: achubuko <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/30 19:58:12 by achubuko          #+#    #+#             */
-/*   Updated: 2023/11/30 21:14:32 by achubuko         ###   ########.fr       */
+/*   Updated: 2023/11/30 23:04:17 by achubuko         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 #include <tests.h>
@@ -16,7 +16,7 @@ char *ft_strcat(char *dest, char *src);
 
 int	main(void)
 {
-	TESTS_SEED(char);
+	TEST_SEED(char);
 
 	printf("initial strings:\n");
 	dump(s, TEST_SOURCE_LENGHT);
@@ -24,13 +24,22 @@ int	main(void)
 
 	r1 = strcat(d1, s1);
 	r2 = ft_strcat(d2, s2);
-	TESTS_SYNOPSIS("strcat(d, s)");
+	TEST_SYNOPSIS("strcat(d, s)", s, d, s1, d1, s2, d2);
 
 	r1 = strcat(d1, s1);
 	r2 = ft_strcat(d2, s2);
-	TESTS_SYNOPSIS("strcat(d, s)");
+	TEST_SYNOPSIS("strcat(d, s)", s, d, s1, d1, s2, d2);
 
 	r1 = strcat(s1, d1);
 	r2 = ft_strcat(s2, d2);
-	TESTS_SYNOPSIS("strcat(s, d)");
+	TEST_SYNOPSIS("strcat(s, d)", s, d, s1, d1, s2, d2);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c03/ex03.c b/c03/ex03.c
index 83efc37..6a0f61f 100644
--- a/c03/ex03.c
+++ b/c03/ex03.c
@@ -6,10 +6,10 @@
 /*   By: achubuko <marvin@42.fr>                    +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2023/11/30 19:58:12 by achubuko          #+#    #+#             */
-/*   Updated: 2023/11/30 21:51:37 by achubuko         ###   ########.fr       */
+/*   Updated: 2023/11/30 22:56:42 by achubuko         ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
-#include <tests.h>
+#include "tests.h"
 #define TEST_RETURN_PRINTF "%p"
 
 char *ft_strncat(char *dest, char *src, unsigned int nb);
@@ -34,3 +34,12 @@ int	main(void)
 	r2 = ft_strncat(s2, d2, 5);
 	TEST_SYNOPSIS("strncat(s, d, 5)", s, d, s1, d1, s2, d2);
 }
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
diff --git a/c03/ex04.c b/c03/ex04.c
new file mode 100644
index 0000000..45a5016
--- /dev/null
+++ b/c03/ex04.c
@@ -0,0 +1,28 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   ex04.c                                             :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: achubuko <marvin@42.fr>                    +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2023/11/30 22:27:20 by achubuko          #+#    #+#             */
+/*   Updated: 2023/11/30 22:53:40 by achubuko         ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+#include <unity.h>
+
+char	*ft_strstr(char *str, char *to_find);
+
+void	setUp(void)
+{
+}
+
+void	tearDown(void)
+{
+}
+
+int	main(void)
+{
+	UNITY_BEGIN();
+	return (UNITY_END());
+}
diff --git a/r.bash b/r.bash
new file mode 100755
index 0000000..2cbbe45
--- /dev/null
+++ b/r.bash
@@ -0,0 +1,2 @@
+#!/bin/bash
+T=build/"$1"; make $T && $T