Add dynamic port assigning to Bun.serve (#2062)

1 files changed, 29 insertions, 0 deletions

diff --git a/test/bun.js/bun-server.test.ts b/test/bun.js/bun-server.test.ts
new file mode 100644
index 000000000..667d7bdca
--- /dev/null
+++ b/test/bun.js/bun-server.test.ts
@@ -0,0 +1,29 @@
+import { describe, expect, test } from "bun:test";
+
+describe("Server", () => {
+  test("returns active port when initializing server with 0 port", () => {
+    const server = Bun.serve({
+      fetch() {
+        return new Response("Hello");
+      },
+      port: 0,
+    });
+
+    expect(server.port).not.toBe(0);
+    expect(server.port).toBeDefined();
+    server.stop();
+  });
+
+  test("allows connecting to server", async () => {
+    const server = Bun.serve({
+      fetch() {
+        return new Response("Hello");
+      },
+      port: 0,
+    });
+
+    const response = await fetch(`http://${server.hostname}:${server.port}`);
+    expect(await response.text()).toBe("Hello");
+    server.stop();
+  });
+});