Remove the broken panic on drop unit test. (#1200)

.gitignore

@@ -1,4 +1,5 @@
 tantivy.iml
+.cargo
 proptest-regressions
 *.swp
 target

src/directory/ram_directory.rs

@@ -18,13 +18,6 @@ use super::FileHandle;
 /// Writer associated with the `RamDirectory`
 ///
 /// The Writer just writes a buffer.
-///
-/// # Panics
-///
-/// On drop, if the writer was left in a *dirty* state.
-/// That is, if flush was not called after the last call
-/// to write.
-///
 struct VecWriter {
     path: PathBuf,
     shared_directory: RamDirectory,

src/directory/tests.rs

@@ -118,15 +118,6 @@ mod ram_directory_tests {
     }
 }
 
-#[test]
-#[should_panic]
-fn ram_directory_panics_if_flush_forgotten() {
-    let test_path: &'static Path = Path::new("some_path_for_test");
-    let ram_directory = RamDirectory::create();
-    let mut write_file = ram_directory.open_write(test_path).unwrap();
-    assert!(write_file.write_all(&[4]).is_ok());
-}
-
 fn test_simple(directory: &dyn Directory) -> crate::Result<()> {
     let test_path: &'static Path = Path::new("some_path_for_test");
     let mut write_file = directory.open_write(test_path)?;