From ad0f9d001ec555ffce0c1184a752a619e536942e Mon Sep 17 00:00:00 2001
From: Raphael <rparodi@student.42.fr>
Date: Thu, 4 Sep 2025 18:53:33 +0200
Subject: [PATCH] feat(test/char): adding the first char tests

---
 test/char/test_isalnum.c | 36 ++++++++++++++++++++++++++++++++++++
 test/char/test_isalpha.c | 36 ++++++++++++++++++++++++++++++++++++
 test/char/test_isdigit.c | 37 +++++++++++++++++++++++++++++++++++++
 3 files changed, 109 insertions(+)
 create mode 100644 test/char/test_isalnum.c
 create mode 100644 test/char/test_isalpha.c
 create mode 100644 test/char/test_isdigit.c

diff --git a/test/char/test_isalnum.c b/test/char/test_isalnum.c
new file mode 100644
index 0000000..b5eadc3
--- /dev/null
+++ b/test/char/test_isalnum.c
@@ -0,0 +1,36 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   test_isalnum.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/09/04 16:54:42 by rparodi           #+#    #+#             */
+/*   Updated: 2025/09/04 18:50:17 by rparodi          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "char.h"
+#include "color.h"
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int	main(void)
+{
+	unsigned char	c;
+
+	c = 0;
+	while (c <= 128)
+	{
+		if (ft_isalnum(c) != isalnum(c))
+		{
+			printf("%s✘ Found %i, excepted %i%s\n", CLR_RED, ft_isalnum(c),
+				isalnum(c), RESET);
+			exit(1);
+		}
+		else
+			printf("%s✔%s ", CLR_GREEN, RESET);
+		c++;
+	}
+}
diff --git a/test/char/test_isalpha.c b/test/char/test_isalpha.c
new file mode 100644
index 0000000..b8f360a
--- /dev/null
+++ b/test/char/test_isalpha.c
@@ -0,0 +1,36 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   test_isalpha.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/09/04 18:41:04 by rparodi           #+#    #+#             */
+/*   Updated: 2025/09/04 18:49:58 by rparodi          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "char.h"
+#include "color.h"
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int	main(void)
+{
+	unsigned char	c;
+
+	c = 0;
+	while (c <= 128)
+	{
+		if (ft_isalpha(c) != isalpha(c))
+		{
+			printf("%s✘ Found %i, excepted %i%s\n", CLR_RED, ft_isalpha(c),
+				isalpha(c), RESET);
+			exit(1);
+		}
+		else
+			printf("%s✔%s ", CLR_GREEN, RESET);
+		c++;
+	}
+}
diff --git a/test/char/test_isdigit.c b/test/char/test_isdigit.c
new file mode 100644
index 0000000..8aad477
--- /dev/null
+++ b/test/char/test_isdigit.c
@@ -0,0 +1,37 @@
+/* ************************************************************************** */
+/*                                                                            */
+/*                                                        :::      ::::::::   */
+/*   test_isdigit.c                                     :+:      :+:    :+:   */
+/*                                                    +:+ +:+         +:+     */
+/*   By: rparodi <rparodi@student.42.fr>            +#+  +:+       +#+        */
+/*                                                +#+#+#+#+#+   +#+           */
+/*   Created: 2025/09/04 16:54:42 by rparodi           #+#    #+#             */
+/*   Updated: 2025/09/04 18:50:04 by rparodi          ###   ########.fr       */
+/*                                                                            */
+/* ************************************************************************** */
+
+#include "char.h"
+#include "color.h"
+#include <ctype.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int	main(void)
+{
+	unsigned char	c;
+
+	c = 0;
+	while (c <= 128)
+	{
+		if (ft_isdigit(c) != isdigit(c))
+		{
+			printf("%s✘ Found %i, excepted %i%s\n", CLR_RED, ft_isdigit(c),
+				isdigit(c), RESET);
+			exit(1);
+		}
+		else
+			printf("%s✔%s ", CLR_GREEN, RESET);
+		c++;
+	}
+	puts("\n");
+}