diff --git a/src/crdt.rs b/src/crdt.rs
index 63c71be48..ad0e7a374 100644
--- a/src/crdt.rs
+++ b/src/crdt.rs
@@ -1912,7 +1912,7 @@ mod tests {
 
         fn tmp_ledger(name: &str) -> String {
             use std::env;
-            let out_dir = env::var("OUT_DIR").unwrap();
+            let out_dir = env::var("OUT_DIR").unwrap_or_else(|_| "target".to_string());
             let keypair = Keypair::new();
 
             let path = format!("{}/tmp-ledger-{}-{}", out_dir, name, keypair.pubkey());
diff --git a/src/drone.rs b/src/drone.rs
index 4d94ccd60..e3b847708 100644
--- a/src/drone.rs
+++ b/src/drone.rs
@@ -261,7 +261,7 @@ mod tests {
 
     fn tmp_ledger_path(name: &str) -> String {
         use std::env;
-        let out_dir = env::var("OUT_DIR").unwrap();
+        let out_dir = env::var("OUT_DIR").unwrap_or_else(|_| "target".to_string());
         let keypair = Keypair::new();
 
         format!("{}/tmp-ledger-{}-{}", out_dir, name, keypair.pubkey())
diff --git a/src/ledger.rs b/src/ledger.rs
index e585f8315..6181d6817 100644
--- a/src/ledger.rs
+++ b/src/ledger.rs
@@ -550,7 +550,7 @@ mod tests {
 
     fn tmp_ledger_path(name: &str) -> String {
         use std::env;
-        let out_dir = env::var("OUT_DIR").unwrap();
+        let out_dir = env::var("OUT_DIR").unwrap_or_else(|_| "target".to_string());
         let keypair = Keypair::new();
 
         format!("{}/tmp-ledger-{}-{}", out_dir, name, keypair.pubkey())
diff --git a/src/packet.rs b/src/packet.rs
index cd4fefa51..37062b81e 100644
--- a/src/packet.rs
+++ b/src/packet.rs
@@ -26,7 +26,7 @@ pub const BLOB_DATA_SIZE: usize = BLOB_SIZE - BLOB_HEADER_SIZE;
 pub const PACKET_DATA_SIZE: usize = 256;
 pub const NUM_BLOBS: usize = (NUM_PACKETS * PACKET_DATA_SIZE) / BLOB_SIZE;
 
-#[derive(Clone, Default, Debug)]
+#[derive(Clone, Default, Debug, PartialEq)]
 #[repr(C)]
 pub struct Meta {
     pub size: usize,
@@ -493,7 +493,8 @@ impl Blob {
 #[cfg(test)]
 mod tests {
     use packet::{
-        to_packets, Blob, BlobRecycler, Packet, PacketRecycler, Packets, Recycler, NUM_PACKETS,
+        to_packets, Blob, BlobRecycler, Meta, Packet, PacketRecycler, Packets, Recycle, Recycler,
+        BLOB_HEADER_SIZE, NUM_PACKETS,
     };
     use request::Request;
     use std::collections::VecDeque;
@@ -512,6 +513,12 @@ mod tests {
         assert_eq!(r.gc.lock().unwrap().len(), 0);
     }
 
+    impl Recycle for u8 {
+        fn reset(&mut self) {
+            *self = Default::default();
+        }
+    }
+
     #[test]
     pub fn test_leaked_recyclable() {
         // Ensure that the recycler won't return an item
@@ -649,6 +656,9 @@ mod tests {
         b.data_mut()[0] = 1;
         assert_eq!(b.data()[0], 1);
         assert_eq!(b.get_index().unwrap(), <u64>::max_value());
+        b.reset();
+        assert!(b.data[..BLOB_HEADER_SIZE].starts_with(&[0u8; BLOB_HEADER_SIZE]));
+        assert_eq!(b.meta, Meta::default());
     }
 
 }
diff --git a/src/thin_client.rs b/src/thin_client.rs
index 01b5e5f56..47c417140 100755
--- a/src/thin_client.rs
+++ b/src/thin_client.rs
@@ -332,7 +332,7 @@ mod tests {
 
     fn tmp_ledger(name: &str, mint: &Mint) -> String {
         use std::env;
-        let out_dir = env::var("OUT_DIR").unwrap();
+        let out_dir = env::var("OUT_DIR").unwrap_or_else(|_| "target".to_string());
         let keypair = Keypair::new();
 
         let path = format!("{}/tmp-ledger-{}-{}", out_dir, name, keypair.pubkey());