diff --git a/modules/spring-boot-autoconfigure-ext/src/test/java/org/apache/ignite/springframework/boot/autoconfigure/IgniteRepositoriesAutoconfigureTest.java b/modules/spring-boot-autoconfigure-ext/src/test/java/org/apache/ignite/springframework/boot/autoconfigure/IgniteRepositoriesAutoconfigureTest.java
index ed75f97..e1e86ca 100644
--- a/modules/spring-boot-autoconfigure-ext/src/test/java/org/apache/ignite/springframework/boot/autoconfigure/IgniteRepositoriesAutoconfigureTest.java
+++ b/modules/spring-boot-autoconfigure-ext/src/test/java/org/apache/ignite/springframework/boot/autoconfigure/IgniteRepositoriesAutoconfigureTest.java
@@ -32,13 +32,11 @@
 /** Tests {@link IgniteRepositoryAutoConfiguration} feature. */
 @ExtendWith(SpringExtension.class)
 public class IgniteRepositoriesAutoconfigureTest {
-
     /** Spring test application context. */
     private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
         .withUserConfiguration(DefaultTestConfigutation.class)
         .withConfiguration(AutoConfigurations.of(IgniteAutoConfiguration.class, IgniteRepositoryAutoConfiguration.class));
 
-
     /** Test default autoconfiguration */
     @Test
     public void testDefaultConfiguration() {
@@ -63,7 +61,6 @@
         });
     }
 
-
     /** */
     @AutoConfigurationPackage
     protected static class TestConfiguration {
@@ -81,6 +78,4 @@
     protected static class InvalidConfiguration {
 
     }
-
-
 }
diff --git a/modules/spring-boot-thin-client-autoconfigure-ext/src/test/java/org/apache/ignite/springframework/boot/autoconfigure/IgniteClientRepositoriesAutoconfigureTest.java b/modules/spring-boot-thin-client-autoconfigure-ext/src/test/java/org/apache/ignite/springframework/boot/autoconfigure/IgniteClientRepositoriesAutoconfigureTest.java
index 2be84ba..1cb58cc 100644
--- a/modules/spring-boot-thin-client-autoconfigure-ext/src/test/java/org/apache/ignite/springframework/boot/autoconfigure/IgniteClientRepositoriesAutoconfigureTest.java
+++ b/modules/spring-boot-thin-client-autoconfigure-ext/src/test/java/org/apache/ignite/springframework/boot/autoconfigure/IgniteClientRepositoriesAutoconfigureTest.java
@@ -37,7 +37,6 @@
 /** Tests {@link IgniteClientRepositoryAutoConfiguration} feature. */
 @ExtendWith(SpringExtension.class)
 public class IgniteClientRepositoriesAutoconfigureTest {
-
     /** Spring test application context. */
     private final ApplicationContextRunner contextRunner = new ApplicationContextRunner()
         .withPropertyValues("ignite-client.addresses=127.0.0.1:10801")
@@ -88,7 +87,6 @@
         });
     }
 
-
     /** */
     @AutoConfigurationPackage
     protected static class TestConfiguration {
@@ -106,6 +104,4 @@
     protected static class InvalidConfiguration {
 
     }
-
-
 }
diff --git a/modules/spring-data-2.2-ext/src/test/java/org/apache/ignite/springdata/IgniteSpringDataConnectionConfigurationTest.java b/modules/spring-data-2.2-ext/src/test/java/org/apache/ignite/springdata/IgniteSpringDataConnectionConfigurationTest.java
index c91dbe1..e11c1c0 100644
--- a/modules/spring-data-2.2-ext/src/test/java/org/apache/ignite/springdata/IgniteSpringDataConnectionConfigurationTest.java
+++ b/modules/spring-data-2.2-ext/src/test/java/org/apache/ignite/springdata/IgniteSpringDataConnectionConfigurationTest.java
@@ -29,7 +29,6 @@
 import org.apache.ignite.spi.discovery.tcp.TcpDiscoverySpi;
 import org.apache.ignite.spi.discovery.tcp.ipfinder.TcpDiscoveryIpFinder;
 import org.apache.ignite.spi.discovery.tcp.ipfinder.vm.TcpDiscoveryVmIpFinder;
-import org.apache.ignite.springdata.misc.PersonRepository;
 import org.apache.ignite.springdata22.repository.IgniteRepository;
 import org.apache.ignite.springdata22.repository.config.EnableIgniteRepositories;
 import org.apache.ignite.springdata22.repository.config.RepositoryConfig;