Iterate on test setup

javascript/tests/YGMeasureCacheTest.test.js

@@ -0,0 +1,31 @@
+/**
+ * Copyright (c) Meta Platforms, Inc. and affiliates.
+ *
+ * This source code is licensed under the MIT license found in the
+ * LICENSE file in the root directory of this source tree.
+ */
+
+it("measure_once_single_flexible_child", function () {
+  var root = Yoga.Node.create();
+  root.setFlexDirection(Yoga.FLEX_DIRECTION_ROW);
+  root.setAlignItems(Yoga.ALIGN_FLEX_START);
+  root.setWidth(100);
+  root.setHeight(100);
+
+  var measureCounter = getMeasureCounterMax(Yoga);
+
+  var root_child0 = Yoga.Node.create();
+  root_child0.setMeasureFunc(measureCounter.inc);
+  root_child0.setFlexGrow(1);
+  root.insertChild(root_child0, 0);
+
+  root.calculateLayout(Yoga.UNDEFINED, Yoga.UNDEFINED, Yoga.DIRECTION_LTR);
+
+  console.assert(1 === measureCounter.get(), "1 === measureCounter.get()");
+
+  if (typeof root !== "undefined")
+    root.freeRecursive();
+
+  (typeof gc !== "undefined") && gc();
+  // TODO Add event support in js and check instace allocation and de allocation using that
+});