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node_modules/@weborigami/async-tree/test/drivers/DeepObjectTree.test.js

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+import assert from "node:assert";
+import { describe, test } from "node:test";
+import { DeepObjectTree, Tree } from "../../src/internal.js";
+
+describe("DeepObjectTree", () => {
+  test("returns an ObjectTree for value that's a plain sub-object or sub-array", async () => {
+    const tree = createFixture();
+
+    const object = await tree.get("object");
+    assert.equal(object instanceof DeepObjectTree, true);
+    assert.deepEqual(await Tree.plain(object), { b: 2 });
+    assert.equal(object.parent, tree);
+
+    const array = await tree.get("array");
+    assert.equal(array instanceof DeepObjectTree, true);
+    assert.deepEqual(await Tree.plain(array), [3]);
+    assert.equal(array.parent, tree);
+  });
+
+  test("adds trailing slashes to keys for subtrees including plain objects or arrays", async () => {
+    const tree = createFixture();
+    const keys = Array.from(await tree.keys());
+    assert.deepEqual(keys, ["a", "object/", "array/"]);
+  });
+});
+
+function createFixture() {
+  return new DeepObjectTree({
+    a: 1,
+    object: {
+      b: 2,
+    },
+    array: [3],
+  });
+}