Modified test

src/coverart.rs

@@ -37,6 +37,9 @@ impl CoverArt {
             Err(err) => Err(err),
         }
     }
+
+    // TODO: Add method to save to filesystem
+    // TODO: Add method to remove from filesystem
 }
 
 #[cfg(test)]

src/song.rs

@@ -1,4 +1,4 @@
-use std::io::Read;
+use std::io::{Read, Write};
 
 use crate::constants;
 use crate::init;
@@ -90,6 +90,7 @@ impl Song {
         }
     }
 
+    // TODO: Make this available as a function
     pub fn to_data(&self) -> Result<Vec<u8>, std::io::Error> {
         let path_result = self.song_path();
 
@@ -109,6 +110,7 @@ impl Song {
         }
     }
 
+    // TODO: Make this available as a function
     pub fn generate_filename(&self, typ: types::MusicTypes, randomize: bool) -> String {
         let mut filename: String = String::new();
         let filename_len = 10;
@@ -150,4 +152,47 @@ impl Song {
 
         filename
     }
+
+    /// Saves the song to the filesystem using the song's data
+    pub fn save_to_filesystem(&self) -> Result<(), std::io::Error> {
+        match self.song_path() {
+            Ok(song_path) => match std::fs::File::create(&song_path) {
+                Ok(mut file) => match file.write_all(&self.data) {
+                    Ok(_res) => Ok(()),
+                    Err(err) => Err(err),
+                },
+                Err(err) => Err(err),
+            },
+            Err(err) => Err(err),
+        }
+    }
+
+    // TODO: Add function to remove file from the filesystem
+}
+
+/// Copies a song using the source song's data
+pub fn copy_song(song_source: &Song, song_target: &mut Song) -> Result<(), std::io::Error> {
+    match song_target.song_path() {
+        Ok(songpath) => {
+            let p = std::path::Path::new(&songpath);
+            if p.exists() {
+                Err(std::io::Error::other(
+                    "Cannot copy song over to one that already exists",
+                ))
+            } else {
+                if song_target.data.is_empty() {
+                    song_target.data = song_source.data.clone();
+                } else {
+                    song_target.data.clear();
+                    song_target.data = song_source.data.clone();
+                }
+
+                match song_target.save_to_filesystem() {
+                    Ok(_) => Ok(()),
+                    Err(err) => Err(err),
+                }
+            }
+        }
+        Err(err) => Err(err),
+    }
 }

tests/tests.rs

@@ -150,6 +150,26 @@ mod song_tests {
             }
         }
     }
+
+    #[test]
+    fn test_save_song_to_filesystem() {
+        let mut song = song::Song::default();
+        song.directory = utils::get_tests_directory();
+        song.filename = String::from("track02.flac");
+
+        let mut copied_song = song::Song {
+            directory: utils::get_tests_directory(),
+            filename: String::from("track02-coppied.flac"),
+            ..Default::default()
+        };
+
+        match song::copy_song(&song, &mut copied_song) {
+            Ok(_) => {}
+            Err(err) => {
+                assert!(false, "Error: {err:?}")
+            }
+        }
+    }
 }
 
 #[cfg(test)]