JS: create new common directory for all generated tests, migrate several tests there

js/js.translator/testData/box/inline/expressionBodyWithLambdaCall.kt

@@ -0,0 +1,30 @@
+package foo
+
+// CHECK_CONTAINS_NO_CALLS: test
+
+// A copy of stdlib run function.
+// Copied to not to depend on run implementation.
+// It's important, that the body is just `return fn()`.
+internal inline fun <T> evaluate(fn: ()->T): T = fn()
+
+internal fun test(n: Int): Int {
+    return evaluate {
+        var i = n
+        var sum = 0
+
+        while (i > 0) {
+            sum += i
+            i--
+        }
+
+        sum
+    }
+}
+
+fun box(): String {
+    assertEquals(6, test(3))
+    assertEquals(0, test(0))
+    assertEquals(0, test(-1))
+
+    return "OK"
+}