From 289596175fa5895877b78dd43d1a256c360fdc49 Mon Sep 17 00:00:00 2001
From: "Kevin M. Gill" <kmsmgill@gmail.com>
Date: Sun, 2 Apr 2023 16:36:05 -0700
Subject: [PATCH] Moved method cwd() from MRU, plus some tests

---
 src/path.rs   |  8 ++++++++
 tests/path.rs | 26 ++++++++++++++++++++++++++
 2 files changed, 34 insertions(+)
 create mode 100644 tests/path.rs

diff --git a/src/path.rs b/src/path.rs
index 0056cd1..d218fb2 100644
--- a/src/path.rs
+++ b/src/path.rs
@@ -1,3 +1,4 @@
+use std::env;
 use std::ffi::OsStr;
 use std::path::Path;
 
@@ -46,3 +47,10 @@ pub fn parent_writable(chk_path: &str) -> bool {
 pub fn parent_exists_and_writable(chk_path: &str) -> bool {
     parent_exists(chk_path) && parent_writable(chk_path)
 }
+
+pub fn cwd() -> String {
+    match env::current_dir().unwrap().as_os_str().to_str() {
+        Some(d) => String::from(d),
+        None => String::from("./"),
+    }
+}
diff --git a/tests/path.rs b/tests/path.rs
new file mode 100644
index 0000000..1a02072
--- /dev/null
+++ b/tests/path.rs
@@ -0,0 +1,26 @@
+use sciimg::path;
+
+#[test]
+fn test_file_exists() {
+    assert!(path::file_exists("Cargo.toml"));
+}
+
+#[test]
+fn test_file_writable() {
+    assert!(path::file_writable("Cargo.toml"));
+}
+
+#[test]
+fn test_parent_exists() {
+    assert!(path::parent_exists("Cargo.toml"));
+}
+
+#[test]
+fn test_parent_writable() {
+    assert!(path::parent_writable("Cargo.toml"));
+}
+
+#[test]
+fn test_parent_exists_and_writable() {
+    assert!(path::parent_exists_and_writable("Cargo.toml"));
+}