Drop is from boolean field

Author: dinomite

src/test/kotlin/com/fasterxml/jackson/module/kotlin/test/github/failing/GitHub337.kt

@@ -1,9 +1,8 @@
 package com.fasterxml.jackson.module.kotlin.test.github.failing
 
-import com.fasterxml.jackson.annotation.JsonInclude
 import com.fasterxml.jackson.annotation.JsonProperty
-import com.fasterxml.jackson.databind.MapperFeature.SORT_PROPERTIES_ALPHABETICALLY
-import com.fasterxml.jackson.module.kotlin.jacksonObjectMapper
+import com.fasterxml.jackson.databind.MapperFeature
+import com.fasterxml.jackson.module.kotlin.jsonMapper
 import org.junit.Ignore
 import org.junit.Test
 import kotlin.test.assertEquals
@@ -12,9 +11,12 @@ import kotlin.test.assertEquals
  * Fields named "is…" are only serialized if they are Boolean
  */
 class TestGitHub337 {
-    private val mapper = jacksonObjectMapper()
-            .setSerializationInclusion(JsonInclude.Include.ALWAYS)
-            .configure(SORT_PROPERTIES_ALPHABETICALLY, true)
+    private val mapper = jsonMapper {
+//        enable(JsonInclude.Include.ALWAYS)
+        enable(MapperFeature.SORT_PROPERTIES_ALPHABETICALLY)
+    }
+//            .setSerializationInclusion(JsonInclude.Include.ALWAYS)
+//            .configure(SORT_PROPERTIES_ALPHABETICALLY, true)
     private val writer = mapper.writerWithDefaultPrettyPrinter()
 
     @Test
@@ -61,7 +63,7 @@ class TestGitHub337 {
         val problematic = ClassWithIsFields(true, 9)
         val expected = """
         {
-          "isBooleanField" : true,
+          "booleanField" : true,
           "isIntField" : 9
         }""".trimIndent()
         assertEquals(expected, writer.writeValueAsString(problematic))