diff --git a/src/file/chunk.rs b/src/file/chunk.rs
index 6393040..eba48e2 100644
--- a/src/file/chunk.rs
+++ b/src/file/chunk.rs
@@ -76,7 +76,7 @@ mod tests {
             );
             check_trait(format!("{chunk:?}"), repr_expect, "Debug", "Chunk");
 
-            assert_eq!(chunk.get_file_id().to_string(), "fid");
+            assert_eq!(chunk.get_file_id().to_string(), "");
             assert_eq!(chunk.get_offset(), mock_offset);
             assert_eq!(chunk.get_data(), data);
             assert_eq!(chunk.get_length(), len);
diff --git a/src/sharry/uri.rs b/src/sharry/uri.rs
index 16dd27d..e60e00e 100644
--- a/src/sharry/uri.rs
+++ b/src/sharry/uri.rs
@@ -192,8 +192,8 @@ mod tests {
     #[test]
     fn test_pub_endpoints() {
         let uri = Uri::default();
-        let share_id = ShareID::default();
-        let file_id = FileID::default();
+        let share_id = ShareID::from("sid".to_string());
+        let file_id = FileID::new_test("fid".to_string());
 
         assert_eq!("/api/v2/alias/upload/new", uri.share_create());
         assert_eq!("/api/v2/alias/mail/notify/sid", uri.share_notify(&share_id));
diff --git a/src/test_util/data.rs b/src/test_util/data.rs
index a5593ba..288c9e9 100644
--- a/src/test_util/data.rs
+++ b/src/test_util/data.rs
@@ -15,9 +15,9 @@ const DATA: [&[u8]; 8] = [
         0x3C, 0xA7, 0x5D, 0xE1, 0x4F, 0x99, 0x00, 0x20, 0x7F, 0xB3, 0xCD, 0x8A, 0x10, 0x55, 0xAA,
         0xFF, 0x5E, 0xA3, 0x1F, 0xC8, 0x72, 0x4D, 0x99, 0x00, 0xB7, 0x3C, 0x8E, 0xAD, 0x26, 0xF1,
     ],
-    // long run of identical bytes (1 kib of ascii 'a')
+    // long run of identical bytes (1 KiB of ascii 'A')
     &[b'A'; 1024],
-    // very large slice (10 mib of zeroes)
+    // very large slice (10 MiB of zeroes)
     &[0u8; 10 * 1024 * 1024],
 ];