test optimization

tests/unit_test.rs

@@ -6,7 +6,7 @@ mod tests {
 
     fn get_reader() -> BufReader<File> {
         let path = Path::new("./assets/csv1.csv");
-        assert_eq!(path.is_file(), true);
+        assert!(path.is_file());
         let file = File::open(path);
         match file {
             Ok(_) => BufReader::new(file.unwrap()),
@@ -19,6 +19,6 @@ mod tests {
         let reader = get_reader();
         let mut vec1: Vec<CsvLine> = Vec::new();
         load_vector(&mut vec1, reader);
-        assert_eq!(3, vec1.iter().count());
+        assert_eq!(3, vec1.len());
     }
 }