add test files

js/js.translator/testFiles/expression/for/cases/forIteratesOverArray.kt

@@ -0,0 +1,19 @@
+package foo
+
+val a1 = Array<Int>(10)
+
+fun box() : Boolean {
+    var c = 0
+    var d = 0
+    a1[3] = 3
+    a1[5] = 5
+
+    for (var a : Int? in a1) {
+        if (a != null) {
+            c += 1;
+        } else {
+            d += 1
+        }
+    }
+    return (c == 2) && (d == 8)
+}

js/js.translator/testFiles/expression/for/cases/forOnEmptyArray.kt

@@ -0,0 +1,10 @@
+package foo
+
+val a1 = Array<Int>(0)
+
+fun box() : Boolean {
+    for (a in a1) {
+        return false;
+    }
+    return true;
+}