From e919a48b345aa0baacd70a1712c225b83d140908 Mon Sep 17 00:00:00 2001
From: Timo Schmidt <tischmid@student.42berlin.de>
Date: Wed, 3 May 2023 19:32:39 +0200
Subject: [PATCH] ft_isdigit_test.c

---
 libft_test/ft_isdigit_test.c | 57 ++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100755 libft_test/ft_isdigit_test.c

diff --git a/libft_test/ft_isdigit_test.c b/libft_test/ft_isdigit_test.c
new file mode 100755
index 0000000..797f3b2
--- /dev/null
+++ b/libft_test/ft_isdigit_test.c
@@ -0,0 +1,57 @@
+#!/usr/bin/env bash
+
+tmp_out="$(mktemp)"
+
+if [ -f "${0%_test.c}.c" ]; then
+	SRC="${0%_test.c}.c"
+else
+	SRC="$($(type -P basename) -- "${0%_test.c}.c")"
+fi
+grep -A9999 -- "[S]TART_OF_C_FILE" "${0}" | cc -Wall -Wextra -Werror -o "${tmp_out}" -xc "${SRC}" -
+
+if [ ! "${?}" = "0" ] || [ ! -f "${tmp_out}" ]; then
+  printf "\e[101;37m%s\e[m\n" "Could not compile"
+  exit 1
+fi
+
+diff --expand-tabs --left-column --width="60" --side-by-side --label="Expected Output" --label="    Test Output" -- <("${tmp_out}" 2>&1 1>/dev/null) <("${tmp_out}" 2>/dev/null) && { printf "\e[102;30m%s\e[m\n" "All tests passed"; exit_status="0"; } || { printf "\e[101;37m%s\e[m\n" "At least one test failed"; exit_status="1"; }
+rm -f -- "${tmp_out}"
+
+exit -- "${exit_status}"
+// START_OF_C_FILE
+#include <stdio.h>
+#include <unistd.h>
+
+#define test(out_prefix, expected_string, func, ...) \
+    do { \
+        fprintf(stderr, "Case:%s:%s", out_prefix, expected_string); \
+        fflush(stderr); \
+        int old_stderr_fd = dup(2); \
+        dup2(1, 2); \
+        fprintf(stdout, "Case:%s:", out_prefix); \
+        fflush(stdout); \
+        func(__VA_ARGS__); \
+        fflush(stdout); \
+        dup2(old_stderr_fd, 2); \
+    } while(0)
+
+int ft_isdigit(int c);
+
+int main(){
+  test("'0'", "1\n", printf, "%d\n", ft_isdigit('0'));
+  test("'1'", "1\n", printf, "%d\n", ft_isdigit('1'));
+  test("'2'", "1\n", printf, "%d\n", ft_isdigit('2'));
+  test("'3'", "1\n", printf, "%d\n", ft_isdigit('3'));
+  test("'4'", "1\n", printf, "%d\n", ft_isdigit('4'));
+  test("'5'", "1\n", printf, "%d\n", ft_isdigit('5'));
+  test("'6'", "1\n", printf, "%d\n", ft_isdigit('6'));
+  test("'7'", "1\n", printf, "%d\n", ft_isdigit('7'));
+  test("'8'", "1\n", printf, "%d\n", ft_isdigit('8'));
+  test("'9'", "1\n", printf, "%d\n", ft_isdigit('9'));
+  test(  "0", "0\n", printf, "%d\n", ft_isdigit(0));
+  test(  "1", "0\n", printf, "%d\n", ft_isdigit(1));
+  test("127", "0\n", printf, "%d\n", ft_isdigit(127));
+  test("255", "0\n", printf, "%d\n", ft_isdigit(255));
+  test( "-1", "0\n", printf, "%d\n", ft_isdigit(-1));
+  return 0;
+j