Fix crash impacting sharp & resvg (#4221)

Co-authored-by: Jarred Sumner <709451+Jarred-Sumner@users.noreply.github.com>

1 files changed, 20 insertions, 11 deletions

diff --git a/test/js/third_party/resvg/bbox.test.js b/test/js/third_party/resvg/bbox.test.js
index d80e99cdd..0c8a19578 100644
--- a/test/js/third_party/resvg/bbox.test.js
+++ b/test/js/third_party/resvg/bbox.test.js
@@ -1,6 +1,16 @@
 import { test, expect } from "bun:test";
 import { Resvg } from "@resvg/resvg-js";
 
+const opts = {
+  fitTo: {
+    mode: "width",
+    value: 500,
+  },
+  font: {
+    loadSystemFonts: false,
+  },
+};
+
 const svg = `<svg viewBox="-40 0 180 260" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
 <g fill="green" transform="rotate(-10 50 100) translate(-36 45.5) skewX(40) scale(1 0.5)">
   <path id="heart" d="M 10,30 A 20,20 0,0,1 50,30 A 20,20 0,0,1 90,30 Q 90,60 50,90 Q 10,60 10,30 z" />
@@ -20,16 +30,6 @@ for (let Class of [
   },
 ]) {
   test(`bbox ${Class.name}`, () => {
-    const opts = {
-      fitTo: {
-        mode: "width",
-        value: 500,
-      },
-      font: {
-        loadSystemFonts: false,
-      },
-    };
-
     const resvg = new Class(svg, opts);
     const bbox = resvg.getBBox();
 
@@ -37,11 +37,12 @@ for (let Class of [
     expect(resvg.height).toBe(260);
 
     if (bbox) resvg.cropByBBox(bbox);
-    const pngData = resvg.render();
 
     expect(bbox.width).toBe(112.20712208389321);
     expect(bbox.height).toBe(81);
 
+    const pngData = resvg.render();
+
     expect(pngData.width).toBe(500);
     expect(pngData.height).toBe(362);
 
@@ -51,3 +52,11 @@ for (let Class of [
     }
   });
 }
+
+test("napi_create_external_buffer", () => {
+  const resvg = new Resvg(svg, opts);
+  for (let i = 0; i < 10; i++) {
+    resvg.render().asPng();
+    Bun.gc();
+  }
+});