diff --git a/diktat-rules/src/test/kotlin/org/cqfn/diktat/ruleset/smoke/DiktatSmokeTest.kt b/diktat-rules/src/test/kotlin/org/cqfn/diktat/ruleset/smoke/DiktatSmokeTest.kt
index 2606937a84..8492b01a95 100644
--- a/diktat-rules/src/test/kotlin/org/cqfn/diktat/ruleset/smoke/DiktatSmokeTest.kt
+++ b/diktat-rules/src/test/kotlin/org/cqfn/diktat/ruleset/smoke/DiktatSmokeTest.kt
@@ -4,7 +4,6 @@ import org.cqfn.diktat.common.config.rules.RulesConfig
 import org.cqfn.diktat.common.config.rules.RulesConfigReader
 import org.cqfn.diktat.ruleset.constants.Warnings
 import org.cqfn.diktat.ruleset.constants.Warnings.EMPTY_BLOCK_STRUCTURE_ERROR
-import org.cqfn.diktat.ruleset.constants.Warnings.FILE_NAME_INCORRECT
 import org.cqfn.diktat.ruleset.constants.Warnings.FILE_NAME_MATCH_CLASS
 import org.cqfn.diktat.ruleset.constants.Warnings.HEADER_MISSING_IN_NON_SINGLE_CLASS_FILE
 import org.cqfn.diktat.ruleset.constants.Warnings.KDOC_NO_EMPTY_TAGS
@@ -25,9 +24,10 @@ import org.junit.jupiter.api.BeforeEach
 import org.junit.jupiter.api.Tag
 import org.junit.jupiter.api.Test
 
-import kotlinx.serialization.encodeToString
 import java.time.LocalDate
 
+import kotlinx.serialization.encodeToString
+
 typealias ruleToConfig = Map<Warnings, Map<String, String>>
 
 /**