Add ir interpreter tests

compiler/testData/ir/interpreter/object.kt

@@ -0,0 +1,23 @@
+class A {
+    const val a = <!EVALUATED: `10`!>{ 10 }()<!>
+
+    companion object {
+        const val static = <!EVALUATED: `-10`!>{ -10 }()<!>
+
+        fun getStaticNumber(): Int {
+            return Int.MAX_VALUE
+        }
+    }
+}
+
+object ObjectWithConst {
+    const val a = 100
+    const val b = <!EVALUATED: `Value in a: 100`!>concat("Value in a: ", a)<!>
+
+    fun concat(first: String, second: Any) = "$first$second"
+}
+
+const val num = A().<!EVALUATED: `10`!>a<!>
+const val numStatic = A.<!EVALUATED: `-10`!>static<!>
+const val numStaticFromFun = A.<!EVALUATED: `2147483647`!>getStaticNumber()<!>
+const val valFromObject = ObjectWithConst.<!EVALUATED: `Value in a: 100`!>b<!>