1 files changed, 103 insertions, 0 deletions
diff --git a/test/js/bun/jsc/domjit.test.ts b/test/js/bun/jsc/domjit.test.ts
new file mode 100644
index 000000000..fe38b3cc9
--- /dev/null
+++ b/test/js/bun/jsc/domjit.test.ts
@@ -0,0 +1,103 @@
+// test functions that use DOMJIT
+
+import { describe, test, expect } from "bun:test";
+
+import crypto from "crypto";
+import { statSync } from "fs";
+import { read, ptr } from "bun:ffi";
+
+const dirStats = statSync(import.meta.dir);
+const buffer = new BigInt64Array(16);
+
+describe("DOMJIT", () => {
+  for (let iter of [1000, 10000, 100000, 1000000]) {
+    test("Buffer.alloc", () => {
+      for (let i = 0; i < iter; i++) {
+        Buffer.alloc(1);
+      }
+      expect(true).toBe(true);
+    });
+    test("Buffer.allocUnsafe", () => {
+      for (let i = 0; i < iter; i++) {
+        Buffer.allocUnsafe(1);
+      }
+      expect(true).toBe(true);
+    });
+    test("Buffer.allocUnsafeSlow", () => {
+      for (let i = 0; i < iter; i++) {
+        Buffer.allocUnsafeSlow(1);
+      }
+      expect(true).toBe(true);
+    });
+    test("Performance.now", () => {
+      for (let i = 0; i < iter; i++) {
+        performance.now();
+      }
+      expect(true).toBe(true);
+    });
+    test("TextEncoder.encode", () => {
+      for (let i = 0; i < iter; i++) {
+        new TextEncoder().encode("test");
+      }
+      expect(true).toBe(true);
+    });
+    test("TextEncoder.encodeInto", () => {
+      for (let i = 0; i < iter; i++) {
+        new TextEncoder().encodeInto("test", new Uint8Array(4));
+      }
+      expect(true).toBe(true);
+    });
+    test("Crypto.timingSafeEqual", () => {
+      for (let i = 0; i < iter; i++) {
+        crypto.timingSafeEqual(new Uint8Array(4), new Uint8Array(4));
+      }
+      expect(true).toBe(true);
+    });
+    test("Crypto.randomUUID", () => {
+      for (let i = 0; i < iter; i++) {
+        crypto.randomUUID();
+      }
+      expect(true).toBe(true);
+    });
+    test("Crypto.getRandomValues", () => {
+      for (let i = 0; i < iter; i++) {
+        crypto.getRandomValues(new Uint8Array(4));
+      }
+      expect(true).toBe(true);
+    });
+    test("TextDecoder.decode", () => {
+      for (let i = 0; i < iter; i++) {
+        new TextDecoder().decode(new Uint8Array(4));
+      }
+      expect(true).toBe(true);
+    });
+    test("Stats", () => {
+      for (let i = 0; i < iter; i++) {
+        dirStats.isSymbolicLink();
+        dirStats.isSocket();
+        dirStats.isFile();
+        dirStats.isFIFO();
+        dirStats.isDirectory();
+        dirStats.isCharacterDevice();
+        dirStats.isBlockDevice();
+      }
+      expect(true).toBe(true);
+    });
+    test.todo("FFI ptr and read", () => {
+      for (let i = 0; i < iter; i++) {
+        read.intptr(ptr(buffer), 8);
+        read.ptr(ptr(buffer), 8);
+        read.f64(ptr(buffer), 8);
+        read.i64(ptr(buffer), 8);
+        read.u64(ptr(buffer), 8);
+        read.i8(ptr(buffer), 8);
+        read.i16(ptr(buffer), 8);
+        read.i32(ptr(buffer), 8);
+        read.u8(ptr(buffer), 8);
+        read.u16(ptr(buffer), 8);
+        read.u32(ptr(buffer), 8);
+      }
+      expect(true).toBe(true);
+    });
+  }
+});