From c21fadf9bcc939dcf7d949cda86c974481b5f609 Mon Sep 17 00:00:00 2001
From: dave caruso <me@paperdave.net>
Date: Sun, 2 Jul 2023 23:24:15 -0400
Subject: set content-length 0 in some cases (#3503)

---
 test/js/web/fetch/fetch.test.ts | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'test/js/web/fetch/fetch.test.ts')

diff --git a/test/js/web/fetch/fetch.test.ts b/test/js/web/fetch/fetch.test.ts
index 4d529b231..6b87cc613 100644
--- a/test/js/web/fetch/fetch.test.ts
+++ b/test/js/web/fetch/fetch.test.ts
@@ -387,6 +387,25 @@ describe("fetch", () => {
       }).toThrow("fetch() request with GET/HEAD/OPTIONS method cannot have body.");
     }),
   );
+
+  it("content length is inferred", async () => {
+    startServer({
+      fetch(req) {
+        return new Response(req.headers.get("content-length"));
+      },
+      hostname: "localhost",
+    });
+
+    // POST with body
+    const url = `http://${server.hostname}:${server.port}`;
+    const response = await fetch(url, { method: "POST", body: "buntastic" });
+    expect(response.status).toBe(200);
+    expect(await response.text()).toBe("9");
+
+    const response2 = await fetch(url, { method: "POST", body: "" });
+    expect(response2.status).toBe(200);
+    expect(await response2.text()).toBe("0");
+  });
 });
 
 it("simultaneous HTTPS fetch", async () => {
-- 
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