Merge pull request #446 from k163377/minor_fixes_for_tests

Minor fixes for tests.

Author: dinomite

src/test/kotlin/com/fasterxml/jackson/module/kotlin/DslTest.kt

@@ -50,13 +50,13 @@ class DslTest {
     }
 
     @Test
-    fun creatJsonMappereWithEmptyInitializer() {
+    fun creatJsonMapperWithEmptyInitializer() {
         val mapper = jsonMapper {}
         assertNotNull(mapper)
     }
 
     @Test
-    fun creatJsonMappereWithBuilderOptions() {
+    fun creatJsonMapperWithBuilderOptions() {
         val mapper = jsonMapper {
             enable(JsonReadFeature.ALLOW_JAVA_COMMENTS)
             disable(JsonWriteFeature.QUOTE_FIELD_NAMES)

src/test/kotlin/com/fasterxml/jackson/module/kotlin/test/ObjectSingletonTest.kt

@@ -2,7 +2,6 @@ package com.fasterxml.jackson.module.kotlin.test
 
 import com.fasterxml.jackson.databind.ObjectMapper
 import com.fasterxml.jackson.module.kotlin.KotlinModule
-import com.fasterxml.jackson.module.kotlin.SingletonSupport
 import com.fasterxml.jackson.module.kotlin.SingletonSupport.CANONICALIZE
 import com.fasterxml.jackson.module.kotlin.readValue
 import org.hamcrest.CoreMatchers.equalTo

src/test/kotlin/com/fasterxml/jackson/module/kotlin/test/PropertyRequirednessTests.kt

@@ -159,25 +159,25 @@ class TestPropertyRequiredness {
         "z".isRequiredForSerializationOf(testClass, mapper)
     }
 
-    private fun String.isRequiredForSerializationOf(type: Class<*>, mapper: ObjectMapper): Unit {
+    private fun String.isRequiredForSerializationOf(type: Class<*>, mapper: ObjectMapper) {
         assertTrue("Property $this should be required for serialization!"){
             introspectSerialization(type, mapper).isRequired(this)
         }
     }
 
-    private fun String.isRequiredForDeserializationOf(type: Class<*>, mapper: ObjectMapper): Unit {
+    private fun String.isRequiredForDeserializationOf(type: Class<*>, mapper: ObjectMapper) {
         assertTrue("Property $this should be required for deserialization!"){
             introspectDeserialization(type, mapper).isRequired(this)
         }
     }
 
-    private fun String.isOptionalForSerializationOf(type: Class<*>, mapper: ObjectMapper): Unit {
+    private fun String.isOptionalForSerializationOf(type: Class<*>, mapper: ObjectMapper) {
         assertFalse("Property $this should be optional for serialization!"){
             introspectSerialization(type, mapper).isRequired(this)
         }
     }
 
-    private fun String.isOptionalForDeserializationOf(type: Class<*>, mapper: ObjectMapper): Unit {
+    private fun String.isOptionalForDeserializationOf(type: Class<*>, mapper: ObjectMapper) {
         assertFalse("Property $this should be optional for deserialization of ${type.simpleName}!"){
             introspectDeserialization(type, mapper).isRequired(this)
         }

src/test/kotlin/com/fasterxml/jackson/module/kotlin/test/UnsignedNumbersTests.kt

@@ -4,7 +4,6 @@ package com.fasterxml.jackson.module.kotlin.test
 
 import com.fasterxml.jackson.core.exc.InputCoercionException
 import com.fasterxml.jackson.databind.ObjectMapper
-import com.fasterxml.jackson.databind.SerializationFeature
 import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
 import com.fasterxml.jackson.module.kotlin.readValue
 import org.junit.Test