From e4899b6ba417a801ce3d9128c9769e855487682f Mon Sep 17 00:00:00 2001
From: Marcos Casagrande <marcoscvp90@gmail.com>
Date: Wed, 8 Jul 2020 04:25:34 +0200
Subject: perf(cli/body): improve .arrayBuffer() speed (#6669)

---
 cli/tests/unit/body_test.ts  | 13 ++++---------
 cli/tests/unit/fetch_test.ts | 19 +++++++++++++++++++
 2 files changed, 23 insertions(+), 9 deletions(-)

(limited to 'cli/tests')

diff --git a/cli/tests/unit/body_test.ts b/cli/tests/unit/body_test.ts
index 3b01190a6..ac65a1312 100644
--- a/cli/tests/unit/body_test.ts
+++ b/cli/tests/unit/body_test.ts
@@ -3,9 +3,10 @@ import { unitTest, assertEquals, assert } from "./test_util.ts";
 
 // just a hack to get a body object
 // eslint-disable-next-line @typescript-eslint/no-explicit-any
-function buildBody(body: any): Body {
+function buildBody(body: any, headers?: Headers): Body {
   const stub = new Request("", {
     body: body,
+    headers,
   });
   return stub as Body;
 }
@@ -40,10 +41,7 @@ unitTest(
     );
     const text = await response.text();
 
-    const body = buildBody(text);
-
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    (body as any).contentType = "multipart/form-data;boundary=boundary";
+    const body = buildBody(text, response.headers);
 
     const formData = await body.formData();
     assert(formData.has("field_1"));
@@ -60,10 +58,7 @@ unitTest(
     );
     const text = await response.text();
 
-    const body = buildBody(text);
-
-    // eslint-disable-next-line @typescript-eslint/no-explicit-any
-    (body as any).contentType = "application/x-www-form-urlencoded";
+    const body = buildBody(text, response.headers);
 
     const formData = await body.formData();
     assert(formData.has("field_1"));
diff --git a/cli/tests/unit/fetch_test.ts b/cli/tests/unit/fetch_test.ts
index f8ceebf6e..84f2c2822 100644
--- a/cli/tests/unit/fetch_test.ts
+++ b/cli/tests/unit/fetch_test.ts
@@ -851,6 +851,25 @@ unitTest(
   }
 );
 
+unitTest(
+  { perms: { net: true } },
+  async function fetchResponseContentLength(): Promise<void> {
+    const body = new Uint8Array(2 ** 16);
+    const headers = new Headers([["content-type", "application/octet-stream"]]);
+    const res = await fetch("http://localhost:4545/echo_server", {
+      body: body,
+      method: "POST",
+      headers,
+    });
+    assertEquals(Number(res.headers.get("content-length")), body.byteLength);
+
+    const blob = await res.blob();
+    // Make sure Body content-type is correctly set
+    assertEquals(blob.type, "application/octet-stream");
+    assertEquals(blob.size, body.byteLength);
+  }
+);
+
 unitTest(function fetchResponseConstructorNullBody(): void {
   const nullBodyStatus = [204, 205, 304];
 
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