1 files changed, 16 insertions, 0 deletions
diff --git a/apps/web/src/doc/index.test.ts b/apps/web/src/doc/index.test.ts
new file mode 100644
index 0000000..5f61398
--- /dev/null
+++ b/apps/web/src/doc/index.test.ts
@@ -0,0 +1,16 @@
+import { expect, test } from "vitest";
+import { apply, defaultDoc, realizeGrids, subdivide } from ".";
+
+test(realizeGrids, () => {
+  const doc = defaultDoc();
+  const grids = realizeGrids(doc);
+
+  expect(grids.length).toBe(1);
+  expect(grids[0].rows.length).toBe(4);
+  expect(grids[0].rows[0].cells.length).toBe(16);
+
+  const doc2 = apply(doc, subdivide(grids[0].id, 0, 0, 3, 3));
+  const grids2 = realizeGrids(doc2);
+
+  expect(grids2[0].rows[0].cells.length).toBe(15);
+});