JS: move more test to box tests

js/js.translator/testData/box/range/iteratingOverRanges.kt

@@ -0,0 +1,35 @@
+package foo
+
+fun box(): String {
+
+    var d = 0
+    for (i in 1..6) {
+        d += i
+    }
+    if (d != 21) return "fail1: $d"
+
+    for (x in 100..199) {
+        d += 1
+    }
+    if (d != 121) {
+        return "fail2: $d"
+    }
+
+    for (y in 1..1) {
+        d = 100
+    }
+
+    if (d != 100) {
+        return "fail3: $d"
+    }
+
+    for (c in 100..100) {
+        d += 1;
+    }
+
+    if (d != 101) {
+        return "fail4: $d"
+    }
+
+    return "OK"
+}