From 07a6332886f3bd030a49586ba5f825fc3a4d1851 Mon Sep 17 00:00:00 2001
From: Michal Kucharczyk <1728078+michalkucharczyk@users.noreply.github.com>
Date: Mon, 31 Oct 2022 12:43:36 +0100
Subject: [PATCH] Added test for Client::block (#12590)

---
 client/service/test/src/client/mod.rs | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/client/service/test/src/client/mod.rs b/client/service/test/src/client/mod.rs
index 9937c436a33ff..329bffae03e7b 100644
--- a/client/service/test/src/client/mod.rs
+++ b/client/service/test/src/client/mod.rs
@@ -1128,6 +1128,14 @@ fn finality_notifications_content() {
 	assert!(finality_notifications.try_next().is_err());
 }
 
+#[test]
+fn get_block_by_bad_block_hash_returns_none() {
+	let client = substrate_test_runtime_client::new();
+
+	let hash = H256::from_low_u64_be(5);
+	assert!(client.block(&BlockId::Hash(hash)).unwrap().is_none());
+}
+
 #[test]
 fn get_header_by_block_number_doesnt_panic() {
 	let client = substrate_test_runtime_client::new();