Add ir interpreter tests

compiler/testData/ir/interpreter/collections/mutableSetOf.kt

@@ -0,0 +1,36 @@
+import kotlin.collections.*
+
+@CompileTimeCalculation
+fun testAdd(mutableSet: MutableSet<Int>, newElem: Int): String {
+    mutableSet.add(newElem)
+    return "After add new size is " + mutableSet.size
+}
+
+@CompileTimeCalculation
+fun <T> testRemove(mutableSet: MutableSet<T>, toRemove: T): String {
+    mutableSet.remove(toRemove)
+    return "After remove new size is " + mutableSet.size
+}
+
+@CompileTimeCalculation
+fun testAddAll(mutableSet: MutableSet<Double>, toAdd: Set<Double>): String {
+    mutableSet.addAll(toAdd)
+    return "After addAll new size is " + mutableSet.size
+}
+
+@CompileTimeCalculation
+fun testIterator(mutableSet: MutableSet<Byte>): String {
+    var sum = 0
+    for (byte in mutableSet) {
+        sum += byte
+    }
+    return "Sum = " + sum
+}
+
+const val emptyMutableSetSize = mutableSetOf<Any>().<!EVALUATED: `0`!>size<!>
+const val mutableSetSize = mutableSetOf(1, 2, 3).<!EVALUATED: `3`!>size<!>
+const val mutableSetAdd = <!EVALUATED: `After add new size is 4`!>testAdd(mutableSetOf(1, 2, 3), 4)<!>
+const val mutableSetRemove1 = <!EVALUATED: `After remove new size is 2`!>testRemove(mutableSetOf("1", "2", "3"), "1")<!>
+const val mutableSetRemove2 = <!EVALUATED: `After remove new size is 3`!>testRemove(mutableSetOf("1", "2", "3"), "4")<!>
+const val mutableSetAddAll = <!EVALUATED: `After addAll new size is 5`!>testAddAll(mutableSetOf(1.0, 2.0, 3.0), setOf(4.333, -5.5))<!>
+const val mutableSetSum = <!EVALUATED: `Sum = 136`!>testIterator(mutableSetOf<Byte>(1, (-2).toByte(), 127, 10, 0))<!>