add test

src/test/scala/io/github/dreamylost/ApplyTest.scala

@@ -24,6 +24,13 @@ class ApplyTest extends FlatSpec with Matchers {
     @apply
     @toString class B2(int: Int, val j: Int, var k: Option[String] = None, t: Option[Long] = Some(1L))
     println(B2(1, 2))
+
+    // exists object
+    """@apply @toString class B(int: Int, val j: Int, var k: Option[String] = None, t: Option[Long] = Some(1L));object B3""" should compile
+    @apply
+    @toString class B3(int: Int, val j: Int, var k: Option[String] = None, t: Option[Long] = Some(1L))
+    object B3
+    println(B3(1, 2))
   }
 
   "apply2" should "failed at class" in {