1 files changed, 18 insertions, 0 deletions
diff --git a/src/util/serialization.rs b/src/util/serialization.rs
index 61b3a83..189a41a 100644
--- a/src/util/serialization.rs
+++ b/src/util/serialization.rs
@@ -8,3 +8,21 @@ pub fn line_to_words(line: &str) -> Vec<String> {
 pub fn words_to_line(words: &[String]) -> String {
     words.join(" | ")
 }
+
+#[cfg(test)]
+mod tests {
+
+    use super::*;
+
+    #[test]
+    fn test_line_to_words() {
+        assert_eq!(line_to_words("a"), vec!("a"));
+        assert_eq!(line_to_words("a | b | c"), vec!("a", "b", "c"));
+    }
+
+    #[test]
+    fn test_words_to_line() {
+        assert_eq!(words_to_line(&["a".to_string()]), "a");
+        assert_eq!(words_to_line(&["a".to_string(), "b".to_string(), "c".to_string()]), "a | b | c");
+    }
+}