diff --git a/swap/src/bitcoin.rs b/swap/src/bitcoin.rs
index 7577633d..fef2e252 100644
--- a/swap/src/bitcoin.rs
+++ b/swap/src/bitcoin.rs
@@ -105,6 +105,13 @@ impl SecretKey {
 #[derive(Debug, Copy, Clone, Serialize, Deserialize, PartialEq)]
 pub struct PublicKey(Point);
 
+impl PublicKey {
+    #[cfg(test)]
+    pub fn random() -> Self {
+        Self(Point::random(&mut rand::thread_rng()))
+    }
+}
+
 impl From<PublicKey> for Point {
     fn from(from: PublicKey) -> Self {
         from.0