diff --git a/fuzz/fuzz_targets/fuzz_write.rs b/fuzz/fuzz_targets/fuzz_write.rs
index 55779a20..d7670ec7 100755
--- a/fuzz/fuzz_targets/fuzz_write.rs
+++ b/fuzz/fuzz_targets/fuzz_write.rs
@@ -45,10 +45,11 @@ impl <'k> Debug for FileOperation<'k> {
         match &self.basic {
             BasicFileOperation::WriteNormalFile {contents, options} => {
                 f.write_fmt(format_args!("let options = {:?};\n\
-                writer.start_file_from_path({:?}, options)?;\n\
-                writer.write_all(&({:?}[..] as [u8]))?;\n\
-                drop(options);\n",
-                options, self.path, contents))
+                writer.start_file_from_path({:?}, options)?;\n", options, self.path))?;
+                for content_slice in contents {
+                    f.write_fmt("writer.write_all(&({ : ? }[..] as [u8]))?;\n", content_slice)?;
+                }
+                f.write_str("drop(options);\n")
             },
             BasicFileOperation::WriteDirectory(options) => {
                 f.write_fmt(format_args!("let options = {:?};\n\
@@ -73,8 +74,7 @@ impl <'k> Debug for FileOperation<'k> {
                 {{\n\
                 {:?}
                 }}\n\
-                writer.shallow_copy_file_from_path(path, {:?})?;\n\
-                drop(path);\n", base.path, base, self.path))
+                writer.deep_copy_file_from_path(path, {:?})?;\n", base.path, base, self.path))
             },
             BasicFileOperation::MergeWithOtherFile {operations} => {
                 f.write_str("let sub_writer = {\n\
@@ -89,7 +89,7 @@ impl <'k> Debug for FileOperation<'k> {
                 }).collect::<Result<(), _>>()?;
                 f.write_str("writer\n\
                 };\n\
-                writer = sub_writer;\n")
+                writer.merge_archive(sub_writer.finish_into_readable()?)?;\n")
             },
         }?;
         match &self.reopen {
diff --git a/src/types.rs b/src/types.rs
index 25e5df06..db08cc55 100644
--- a/src/types.rs
+++ b/src/types.rs
@@ -3,6 +3,7 @@ use crate::cp437::FromCp437;
 use crate::write::{FileOptionExtension, FileOptions};
 use path::{Component, Path, PathBuf};
 use std::fmt;
+use std::fmt::{Debug, Formatter};
 use std::mem;
 use std::path;
 use std::sync::{Arc, OnceLock};
@@ -77,7 +78,7 @@ impl From<System> for u8 {
 ///
 /// Modern zip files store more precise timestamps; see [`crate::extra_fields::ExtendedTimestamp`]
 /// for details.
-#[derive(Clone, Copy, Debug, Eq, Hash, Ord, PartialEq, PartialOrd)]
+#[derive(Clone, Copy, Eq, Hash, Ord, PartialEq, PartialOrd)]
 pub struct DateTime {
     year: u16,
     month: u8,
@@ -87,6 +88,16 @@ pub struct DateTime {
     second: u8,
 }
 
+impl Debug for DateTime {
+    fn fmt(&self, f: &mut Formatter<'_>) -> fmt::Result {
+        if *self == Self::default() {
+            return f.write_str("DateTime::default()");
+        }
+        f.write_fmt(format_args!("DateTime::from_date_and_time({}, {}, {}, {}, {}, {})?",
+        self.year, self.month, self.day, self.hour, self.minute, self.second))
+    }
+}
+
 impl DateTime {
     /// Returns the current time if possible, otherwise the default of 1980-01-01.
     #[cfg(feature = "time")]