add yaml test

build.sbt

@@ -121,6 +121,7 @@ libraryDependencies ++= Seq(
   "com.fasterxml.jackson.datatype" % "jackson-datatype-joda" % jacksonVersion % Test,
   "com.fasterxml.jackson.datatype" % "jackson-datatype-guava" % jacksonVersion % Test,
   "com.fasterxml.jackson.datatype" % "jackson-datatype-jdk8" % jacksonVersion % Test,
+  "com.fasterxml.jackson.dataformat" % "jackson-dataformat-yaml" % jacksonVersion % Test,
   "com.fasterxml.jackson.jaxrs" % "jackson-jaxrs-json-provider" % jacksonVersion % Test,
   "com.fasterxml.jackson.module" % "jackson-module-jsonSchema" % jacksonVersion % Test,
   "javax.ws.rs" % "javax.ws.rs-api" % "2.1.1" % Test,

src/test/scala/com/fasterxml/jackson/module/scala/yaml/YamlSpec.scala

@@ -0,0 +1,26 @@
+package com.fasterxml.jackson.module.scala.yaml
+
+import com.fasterxml.jackson.databind.{Module, ObjectMapper}
+import com.fasterxml.jackson.dataformat.yaml.YAMLFactory
+import com.fasterxml.jackson.module.scala.yaml.YamlSpec.Person
+import com.fasterxml.jackson.module.scala.{DefaultScalaModule, JacksonTest}
+
+object YamlSpec {
+  case class Person(name: String, id: Int, titles: List[String], permanent: Boolean)
+}
+
+class YamlSpec extends JacksonTest {
+  override def module: Module = DefaultScalaModule
+
+  behavior of "ObjectMapper with YAML and DefaultScalaModule"
+
+  it should "serialize/deserialize Person" in {
+    val p = Person("cb", 12, List("h1", "h2"), true)
+    val mapper = new ObjectMapper(new YAMLFactory())
+    mapper.registerModule(DefaultScalaModule)
+
+    val str = mapper.writeValueAsString(p)
+    val p1 = mapper.readValue(str, classOf[Person])
+    p1 shouldEqual p
+  }
+}