diff --git a/plugin/trino-kafka/src/test/java/io/trino/plugin/kafka/schema/confluent/TestKafkaWithConfluentSchemaRegistryMinimalFunctionality.java b/plugin/trino-kafka/src/test/java/io/trino/plugin/kafka/schema/confluent/TestKafkaWithConfluentSchemaRegistryMinimalFunctionality.java
index f1a5ebf55ed8..0d17180ae1bb 100644
--- a/plugin/trino-kafka/src/test/java/io/trino/plugin/kafka/schema/confluent/TestKafkaWithConfluentSchemaRegistryMinimalFunctionality.java
+++ b/plugin/trino-kafka/src/test/java/io/trino/plugin/kafka/schema/confluent/TestKafkaWithConfluentSchemaRegistryMinimalFunctionality.java
@@ -13,8 +13,6 @@
  */
 package io.trino.plugin.kafka.schema.confluent;
 
-import com.fasterxml.jackson.annotation.JsonCreator;
-import com.fasterxml.jackson.annotation.JsonProperty;
 import com.google.common.collect.ImmutableList;
 import com.google.common.collect.ImmutableMap;
 import dev.failsafe.Failsafe;
@@ -93,7 +91,7 @@ public void testBasicTopic()
     {
         String topic = "topic-basic-MixedCase-" + randomNameSuffix();
         assertTopic(
-                testingKafka, topic,
+                topic,
                 format("SELECT col_1, col_2 FROM %s", toDoubleQuoted(topic)),
                 format("SELECT col_1, col_2, col_3 FROM %s", toDoubleQuoted(topic)),
                 false,
@@ -108,7 +106,7 @@ public void testTopicWithKeySubject()
     {
         String topic = "topic-Key-Subject-" + randomNameSuffix();
         assertTopic(
-                testingKafka, topic,
+                topic,
                 format("SELECT \"%s-key\", col_1, col_2 FROM %s", topic, toDoubleQuoted(topic)),
                 format("SELECT \"%s-key\", col_1, col_2, col_3 FROM %s", topic, toDoubleQuoted(topic)),
                 true,
@@ -182,7 +180,7 @@ public void testTopicWithRecordNameStrategy()
     {
         String topic = "topic-Record-Name-Strategy-" + randomNameSuffix();
         assertTopic(
-                testingKafka, topic,
+                topic,
                 format("SELECT \"%1$s-key\", col_1, col_2 FROM \"%1$s&value-subject=%2$s\"", topic, RECORD_NAME),
                 format("SELECT \"%1$s-key\", col_1, col_2, col_3 FROM \"%1$s&value-subject=%2$s\"", topic, RECORD_NAME),
                 true,
@@ -198,7 +196,7 @@ public void testTopicWithTopicRecordNameStrategy()
     {
         String topic = "topic-Topic-Record-Name-Strategy-" + randomNameSuffix();
         assertTopic(
-                testingKafka, topic,
+                topic,
                 format("SELECT \"%1$s-key\", col_1, col_2 FROM \"%1$s&value-subject=%1$s-%2$s\"", topic, RECORD_NAME),
                 format("SELECT \"%1$s-key\", col_1, col_2, col_3 FROM \"%1$s&value-subject=%1$s-%2$s\"", topic, RECORD_NAME),
                 true,
@@ -263,7 +261,6 @@ private static ImmutableMap.Builder<String, String> schemaRegistryAwareProducer(
     }
 
     private void assertTopic(
-            TestingKafka testingKafka,
             String topicName,
             String initialQuery,
             String evolvedQuery,
@@ -278,10 +275,7 @@ private void assertTopic(
         waitUntilTableExists(topicName);
         assertCount(topicName, MESSAGE_COUNT);
 
-        QueryAssertions queryAssertions = new QueryAssertions(getQueryRunner());
-        queryAssertions.query(initialQuery)
-                .assertThat()
-                .containsAll(getExpectedValues(messages, INITIAL_SCHEMA, isKeyIncluded));
+        assertThat(query(initialQuery)).matches(getExpectedValues(messages, INITIAL_SCHEMA, isKeyIncluded));
 
         List<ProducerRecord<Long, GenericRecord>> newMessages = createMessages(topicName, MESSAGE_COUNT, false);
         testingKafka.sendMessages(newMessages.stream(), producerConfig);
@@ -291,9 +285,8 @@ private void assertTopic(
                 .addAll(newMessages)
                 .build();
         assertCount(topicName, allMessages.size());
-        queryAssertions.query(evolvedQuery)
-                .assertThat()
-                .containsAll(getExpectedValues(messages, EVOLVED_SCHEMA, isKeyIncluded));
+
+        assertThat(query(evolvedQuery)).containsAll(getExpectedValues(messages, EVOLVED_SCHEMA, isKeyIncluded));
     }
 
     private static String getExpectedValues(List<ProducerRecord<Long, GenericRecord>> messages, Schema schema, boolean isKeyIncluded)
@@ -365,25 +358,25 @@ private void assertNotExists(String tableName)
     private void waitUntilTableExists(String tableName)
     {
         Failsafe.with(
-                RetryPolicy.builder()
-                        .withMaxAttempts(10)
-                        .withDelay(Duration.ofMillis(100))
-                        .build())
+                        RetryPolicy.builder()
+                                .withMaxAttempts(10)
+                                .withDelay(Duration.ofMillis(100))
+                                .build())
                 .run(() -> assertThat(schemaExists()).isTrue());
         Failsafe.with(
-                RetryPolicy.builder()
-                        .withMaxAttempts(10)
-                        .withDelay(Duration.ofMillis(100))
-                        .build())
+                        RetryPolicy.builder()
+                                .withMaxAttempts(10)
+                                .withDelay(Duration.ofMillis(100))
+                                .build())
                 .run(() -> assertThat(tableExists(tableName)).isTrue());
     }
 
     private boolean schemaExists()
     {
         return getQueryRunner().execute(format(
-                "SHOW SCHEMAS FROM %s LIKE '%s'",
-                getSession().getCatalog().orElseThrow(),
-                getSession().getSchema().orElseThrow()))
+                        "SHOW SCHEMAS FROM %s LIKE '%s'",
+                        getSession().getCatalog().orElseThrow(),
+                        getSession().getSchema().orElseThrow()))
                 .getRowCount() == 1;
     }
 
@@ -441,30 +434,11 @@ private static GenericRecord createRecordWithEvolvedSchema(long key)
                 .build();
     }
 
-    private static class JsonValue
+    private record JsonValue(int id, String value)
     {
-        private final int id;
-        private final String value;
-
-        @JsonCreator
-        public JsonValue(
-                @JsonProperty("id") int id,
-                @JsonProperty("value") String value)
-        {
-            this.id = id;
-            this.value = requireNonNull(value, "value is null");
-        }
-
-        @JsonProperty("id")
-        public int getId()
-        {
-            return id;
-        }
-
-        @JsonProperty("value")
-        public String getValue()
+        private JsonValue
         {
-            return value;
+            requireNonNull(value, "value is null");
         }
     }
 }