From 0d61ec6f5e9cc9fb27b450a5ff1be9bd75f6506a Mon Sep 17 00:00:00 2001
From: Toon Verwerft <toonverwerft@gmail.com>
Date: Thu, 9 Nov 2023 19:53:09 +0100
Subject: [PATCH] Fix broken content-type for good

---
 docs/files.md                                     | 4 ++--
 src/Encoding/Mime/MultiPartEncoder.php            | 2 +-
 tests/Unit/Encoding/Mime/MultiPartEncoderTest.php | 4 +++-
 3 files changed, 6 insertions(+), 4 deletions(-)

diff --git a/docs/files.md b/docs/files.md
index fe1ea6a..c86d700 100644
--- a/docs/files.md
+++ b/docs/files.md
@@ -56,7 +56,7 @@ $transport = EncodedTransportFactory::create(
 );
 
 $jsonData = $transport(
-    new Request('GET', '/some/file', [], new FormDataPart([
+    new Request('POST', '/some/file', [], new FormDataPart([
         'name' => 'Jos bos',
         'profile-pic' => DataPart::fromPath('/my-profile-pic.jpg')
     ])),
@@ -83,6 +83,6 @@ $transport = EncodedTransportFactory::create(
 
 $multiPartStream = new MultipartStream($parts)
 $jsonData = $transport(
-    new Request('GET', '/some/file', [], $multiPartStream)),
+    new Request('POST', '/some/file', [], $multiPartStream)),
 );
 ```
diff --git a/src/Encoding/Mime/MultiPartEncoder.php b/src/Encoding/Mime/MultiPartEncoder.php
index 8526970..348b126 100644
--- a/src/Encoding/Mime/MultiPartEncoder.php
+++ b/src/Encoding/Mime/MultiPartEncoder.php
@@ -43,7 +43,7 @@ public function __invoke(RequestInterface $request, $data): RequestInterface
         return $request
             ->withAddedHeader(
                 'Content-Type',
-                string()->assert($data->getPreparedHeaders()->get('content-type')?->toString())
+                string()->assert($data->getPreparedHeaders()->get('content-type')?->getBodyAsString())
             )
             ->withBody($this->streamFactory->createStream(
                 $data->bodyToString()
diff --git a/tests/Unit/Encoding/Mime/MultiPartEncoderTest.php b/tests/Unit/Encoding/Mime/MultiPartEncoderTest.php
index f4d2d95..c618d20 100644
--- a/tests/Unit/Encoding/Mime/MultiPartEncoderTest.php
+++ b/tests/Unit/Encoding/Mime/MultiPartEncoderTest.php
@@ -27,7 +27,7 @@ public function it_can_encode_multi_part(): void
 
         $actual = $encoder($request, $data);
 
-        $expectedContentType = $data->getPreparedHeaders()->get('Content-Type')->toString();
+        $expectedContentType = $data->getPreparedHeaders()->get('Content-Type')->getBodyAsString();
 
         self::assertSame($request->getMethod(), $actual->getMethod());
         self::assertSame($request->getUri(), $actual->getUri());
@@ -37,5 +37,7 @@ public function it_can_encode_multi_part(): void
             $actual->getHeader('Content-Type')
         );
         self::assertStringContainsString('boundary', $expectedContentType);
+        self::assertStringContainsString('multipart/form-data', $expectedContentType);
+        self::assertStringNotContainsString('content-type:', mb_strtolower($expectedContentType));
     }
 }