From 3314022480ada901e5422ca73bd72658f62ca89f Mon Sep 17 00:00:00 2001
From: kivancgnlp <kivancgunalp@gmail.com>
Date: Thu, 11 Dec 2025 10:51:44 +0300
Subject: [PATCH] Test properties updated

---
 rustlings-macros/info.toml       |  3 +++
 solutions/24_file_io/file_io1.rs | 19 +++++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/rustlings-macros/info.toml b/rustlings-macros/info.toml
index a6ddd1b9..b0dbda54 100644
--- a/rustlings-macros/info.toml
+++ b/rustlings-macros/info.toml
@@ -1206,6 +1206,7 @@ Add `AsRef<str>` or `AsMut<u32>` as a trait bound to the functions."""
 [[exercises]]
 name = "file_io1"
 dir = "24_file_io"
+test = false
 hint = """
 Basic File Reading
 """
@@ -1213,6 +1214,7 @@ Basic File Reading
 [[exercises]]
 name = "file_io2"
 dir = "24_file_io"
+test = false
 hint = """
 Buffered Reading & Writing
 """
@@ -1220,6 +1222,7 @@ Buffered Reading & Writing
 [[exercises]]
 name = "file_io3"
 dir = "24_file_io"
+test = false
 hint = """
 Path Manipulation & Metadata
 """
diff --git a/solutions/24_file_io/file_io1.rs b/solutions/24_file_io/file_io1.rs
index f9d75d6e..2f170e47 100644
--- a/solutions/24_file_io/file_io1.rs
+++ b/solutions/24_file_io/file_io1.rs
@@ -14,3 +14,22 @@ fn main() {
         }
     }
 }
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_working_directory() {
+        let working_directory_result = std::path::Path::new(".").canonicalize();
+
+        match working_directory_result {
+            Ok(working_directory) => {
+                println!("The working directory is {:?}", working_directory);
+            }
+            Err(error) => {
+                println!("Error: {:?}", error);
+            }
+        }
+    }
+}
\ No newline at end of file