move assertBusy to use CheckException (#25246)

We use assertBusy in many places where the underlying code throw exceptions. Currently we need to wrap those exceptions in a RuntimeException which is ugly.

1 files changed, 1 insertions, 6 deletions

diff --git a/core/src/test/java/org/elasticsearch/action/support/single/instance/TransportInstanceSingleOperationActionTests.java b/core/src/test/java/org/elasticsearch/action/support/single/instance/TransportInstanceSingleOperationActionTests.java
index ba488cecb3..29235329d6 100644
--- a/core/src/test/java/org/elasticsearch/action/support/single/instance/TransportInstanceSingleOperationActionTests.java
+++ b/core/src/test/java/org/elasticsearch/action/support/single/instance/TransportInstanceSingleOperationActionTests.java
@@ -275,12 +275,7 @@ public class TransportInstanceSingleOperationActionTests extends ESTestCase {
         transport.handleLocalError(requestId, new ConnectTransportException(node, "test exception"));
 
         // wait until the timeout was triggered and we actually tried to send for the second time
-        assertBusy(new Runnable() {
-            @Override
-            public void run() {
-                assertThat(transport.capturedRequests().length, equalTo(1));
-            }
-        });
+        assertBusy(() -> assertThat(transport.capturedRequests().length, equalTo(1)));
 
         // let it fail the second time too
         requestId = transport.capturedRequests()[0].requestId;