[SLC] implement infrastructure for light class hierarchy tests

analysis/symbol-light-classes/testData/structure/Objects.kt

@@ -0,0 +1,30 @@
+package two
+
+import java.lang.Runnable
+
+interface BaseInterface
+interface NonBaseInterface : BaseInterface
+interface AnotherInterface
+
+abstract class BaseClass
+abstract class NonBaseClass : BaseClass()
+
+object Object
+
+object ObjectWithInterface : BaseInterface
+
+object ObjectWithNonBaseInterface : NonBaseInterface
+
+object ObjectWithClass : BaseClass()
+
+object ObjectWithClassAndInterface : NonBaseClass(), NonBaseInterface
+object ObjectWithClassAndJavaInterface : NonBaseClass(), Runnable {
+    override fun run() {}
+}
+
+val a = object : BaseClass() {}
+val b = object : NonBaseClass() {}
+val c = object : BaseInterface {}
+val d = object : NonBaseInterface {}
+val e: NonBaseInterface = object : BaseClass(), NonBaseInterface, AnotherInterface {}
+val f: AnotherInterface = object : BaseInterface, AnotherInterface {}