Convert manually authored tests to TypeScript

Summary: Converts the manually authored tests against the JavaScript bindings to TypeScript. This should make authoring UTs a bit more pleasent, but more importantly lets us run typechecking on sample usage of all of the various APIs.

Reviewed By: yungsters

Differential Revision: D45570416

fbshipit-source-id: 44586b4d31fbeae406b388ed336a8305c788b5dd

javascript/tests/YGMeasureTest.test.ts

@@ -0,0 +1,70 @@
+/**
+ * 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.
+ */
+
+import { Yoga } from "./tools/globals";
+import { getMeasureCounter } from "./tools/MeasureCounter";
+
+test("dont_measure_single_grow_shrink_child", () => {
+  const root = Yoga.Node.create();
+  root.setWidth(100);
+  root.setHeight(100);
+
+  const measureCounter = getMeasureCounter(null, 100, 100);
+
+  const root_child0 = Yoga.Node.create();
+  root_child0.setMeasureFunc(measureCounter.inc);
+  root_child0.setFlexGrow(1);
+  root_child0.setFlexShrink(1);
+  root.insertChild(root_child0, 0);
+  root.calculateLayout(undefined, undefined, Yoga.DIRECTION_LTR);
+
+  expect(measureCounter.get()).toBe(0);
+
+  root.freeRecursive();
+});
+
+test("dont_fail_with_incomplete_measure_dimensions", () => {
+  // @ts-expect-error Testing bad usage
+  const heightOnlyCallback = getMeasureCounter(() => ({ height: 10 }));
+  // @ts-expect-error Testing bad usage
+  const widthOnlyCallback = getMeasureCounter(() => ({ width: 10 }));
+  // @ts-expect-error Testing bad usage
+  const emptyCallback = getMeasureCounter(() => ({}));
+
+  const root = Yoga.Node.create();
+  root.setWidth(100);
+  root.setHeight(100);
+
+  const node1 = Yoga.Node.create();
+  const node2 = Yoga.Node.create();
+  const node3 = Yoga.Node.create();
+
+  root.insertChild(node1, root.getChildCount());
+  root.insertChild(node2, root.getChildCount());
+  root.insertChild(node3, root.getChildCount());
+
+  node1.setMeasureFunc(heightOnlyCallback.inc);
+  node2.setMeasureFunc(widthOnlyCallback.inc);
+  node3.setMeasureFunc(emptyCallback.inc);
+
+  root.calculateLayout(undefined, undefined, Yoga.DIRECTION_LTR);
+
+  expect(heightOnlyCallback.get()).toBe(1);
+  expect(widthOnlyCallback.get()).toBe(1);
+  expect(emptyCallback.get()).toBe(1);
+
+  expect(node1.getComputedWidth()).toBe(100);
+  expect(node1.getComputedHeight()).toBe(10);
+
+  expect(node2.getComputedWidth()).toBe(100);
+  expect(node2.getComputedHeight()).toBe(0);
+
+  expect(node3.getComputedWidth()).toBe(100);
+  expect(node3.getComputedHeight()).toBe(0);
+
+  root.freeRecursive();
+});