test(strdup): adding test on strdup function

test/main.c

@@ -6,7 +6,7 @@
 /*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
 /*                                                +#+#+#+#+#+   +#+           */
 /*   Created: 2025/12/12 14:02:17 by rparodi           #+#    #+#             */
-/*   Updated: 2025/12/13 13:41:58 by rparodi          ###   ########.fr       */
+/*   Updated: 2026/01/13 12:12:01 by rparodi          ###   ########.fr       */
 /*                                                                            */
 /* ************************************************************************** */
 
@@ -14,6 +14,7 @@
 #include "_internal_test.h"
 #include <errno.h>
 #include <stddef.h>
+#include <stdlib.h>
 #include <string.h>
 #include <unistd.h>
 #include <stdio.h>
@@ -121,6 +122,30 @@ static void _test_strcpy(void)
 	putchar('\n');
 }
 
+static void _test_strdup(void)
+{
+	printf("\n%sTesting '%sstrdup%s'%s\n", CLR_YELLOW, CLR_BLUE, CLR_YELLOW, RESET);
+	ft_strdup(NULL);
+	printf("%s✔%s ", CLR_GREEN, RESET);
+	for (int i = 0; strs[i]; i++)
+	{
+		char buf_orig[8192];
+		char buf_home[8192];
+		memset(buf_orig, 0, sizeof(buf_orig));
+		memset(buf_home, 0, sizeof(buf_home));
+		char *ret_orig = strdup(strs[i]);
+		char *ret_home = ft_strdup(strs[i]);
+		if (strcmp(ret_orig, ret_home) == 0 && strcmp(buf_orig, buf_home) == 0)
+			printf("%s✔%s", CLR_GREEN, RESET);
+		else
+			dprintf(2, "\t%s✘%s", CLR_RED, RESET);
+		putchar(' ');
+		free(ret_orig);
+		free(ret_home);
+	}
+	putchar('\n');
+}
+
 static void _test_write(void)
 {
 	int original, homemade;
@@ -222,6 +247,7 @@ int	main(int argc, char *argv[])
 		_test_strcpy,
 		_test_write,
 		_test_read,
+		_test_strdup,
 		NULL
 	};
 	char *func_name[] = {
@@ -230,6 +256,7 @@ int	main(int argc, char *argv[])
 		"strcpy",
 		"write",
 		"read",
+		"strdup",
 		NULL
 	};