From 45e3d41b75486ccc15996def0bf445069040fe55 Mon Sep 17 00:00:00 2001
From: Alexander Wang <alex@terrastruct.com>
Date: Mon, 20 Jan 2025 14:28:02 -0800
Subject: [PATCH] add test

---
 d2js/js/src/platform.js         |  2 +-
 d2js/js/test/unit/basic.test.js | 12 ++++++++++++
 2 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/d2js/js/src/platform.js b/d2js/js/src/platform.js
index 1a607e21d0..fdcbaa0518 100644
--- a/d2js/js/src/platform.js
+++ b/d2js/js/src/platform.js
@@ -1 +1 @@
-export * from "./platform.node.js";
+export * from "./platform.node.js";
\ No newline at end of file
diff --git a/d2js/js/test/unit/basic.test.js b/d2js/js/test/unit/basic.test.js
index 063c02b7ee..fb04aed6d9 100644
--- a/d2js/js/test/unit/basic.test.js
+++ b/d2js/js/test/unit/basic.test.js
@@ -25,6 +25,18 @@ describe("D2 Unit Tests", () => {
     await d2.worker.terminate();
   }, 20000);
 
+  test("multiple renders works", async () => {
+    const d2 = new D2();
+    const result = await d2.compile("x -> y");
+    const svg = await d2.render(result.diagram);
+    expect(svg).toContain("<svg");
+    expect(svg).toContain("</svg>");
+    const result2 = await d2.compile("x -> y");
+    const svg2 = await d2.render(result2.diagram);
+    expect(svg).toEqual(svg2);
+    await d2.worker.terminate();
+  }, 20000);
+
   test("sketch render works", async () => {
     const d2 = new D2();
     const result = await d2.compile("x -> y", { sketch: true });