feat(fs): add .dir(path).remove()

README.md

@@ -14,7 +14,7 @@ Provides injectable Filesystem and Network resources to make code more testable.
 - [x] `std::fs::read_dir` - `dir(path).read()` - Returns an iterator over the entries within a directory.
 - [ ] `std::fs::read_link` - `link(path).read()` - Reads a symbolic link, returning the file that the link points to.
 - [x] `std::fs::read_to_string` - `file(path).reader().to_string()` - Read the entire contents of a file into a string.
-- [ ] `std::fs::remove_dir` - `dir(path).remove()` - Removes an empty directory.
+- [x] `std::fs::remove_dir` - `dir(path).remove()` - Removes an empty directory.
 - [ ] `std::fs::remove_dir_all` - `dir(path).remove_all()` - Removes a directory at this path, after removing all its contents. Use carefully!
 - [ ] `std::fs::remove_file` - `file(path).remove()` - Removes a file from the filesystem.
 - [ ] `std::fs::rename` - `path(path).rename()` - Rename a file or directory to a new name, replacing the original file if to already exists.

src/fs/dir.rs

@@ -58,6 +58,23 @@ impl<'base, 'path> DirHandle<'base, 'path> {
         let read_dir = std::fs::read_dir(self.as_pathbuf()).map_err(Error::Io)?;
         Ok(Box::new(DirItemIterator::new(read_dir)))
     }
+
+    /// Removes an empty directory.
+    ///
+    /// Wrapper for [std::fs::remove_dir]
+    ///
+    /// ```
+    /// # fn try_main() -> kxio::fs::Result<()> {
+    /// let fs = kxio::fs::temp()?;
+    /// let path = fs.base().join("foo").join("bar");
+    /// let dir = fs.dir(&path);
+    /// dir.remove()?;
+    /// # Ok(())
+    /// }
+    pub fn remove(&self) -> Result<()> {
+        self.check_error()?;
+        std::fs::remove_dir(self.as_pathbuf()).map_err(Error::Io)
+    }
 }
 impl<'base, 'path> TryFrom<PathHandle<'base, 'path>> for FileHandle<'base, 'path> {
     type Error = crate::fs::Error;

tests/fs.rs

@@ -250,6 +250,20 @@ mod dir_dir_read {
         Ok(())
     }
 }
+mod dir_remove {
+    use super::*;
+    #[test]
+    fn should_remove_a_dir() -> TestResult {
+        let fs = fs::temp().expect("temp fs");
+        let path = fs.base().join("foo");
+        fs.dir(&path).create().expect("create");
+        fs.dir(&path).remove().expect("remove");
+        let exists = fs.path(&path).exists().expect("exists");
+        assert!(!exists);
+
+        Ok(())
+    }
+}
 
 mod path_exists {
     use super::*;