From c2603e9ddc7ff96a8fe7beced751aea1480ec5e6 Mon Sep 17 00:00:00 2001
From: Tobias <22522058+sirkrypt0@users.noreply.github.com>
Date: Fri, 17 Sep 2021 15:04:09 +0200
Subject: [PATCH] Use plaintext Content-Type when using polling (#248)

---
 src/engineio/asyncio_client.py       |  2 +-
 src/engineio/client.py               |  2 +-
 tests/asyncio/test_asyncio_client.py | 10 +++++-----
 tests/common/test_client.py          | 10 +++++-----
 4 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/src/engineio/asyncio_client.py b/src/engineio/asyncio_client.py
index 9301e0a9..930c8f5e 100644
--- a/src/engineio/asyncio_client.py
+++ b/src/engineio/asyncio_client.py
@@ -586,7 +586,7 @@ async def _write_loop(self):
                 p = payload.Payload(packets=packets)
                 r = await self._send_request(
                     'POST', self.base_url, body=p.encode(),
-                    headers={'Content-Type': 'application/octet-stream'},
+                    headers={'Content-Type': 'text/plain'},
                     timeout=self.request_timeout)
                 for pkt in packets:
                     self.queue.task_done()
diff --git a/src/engineio/client.py b/src/engineio/client.py
index ba5ce975..16ac5b4f 100644
--- a/src/engineio/client.py
+++ b/src/engineio/client.py
@@ -680,7 +680,7 @@ def _write_loop(self):
                 p = payload.Payload(packets=packets)
                 r = self._send_request(
                     'POST', self.base_url, body=p.encode(),
-                    headers={'Content-Type': 'application/octet-stream'},
+                    headers={'Content-Type': 'text/plain'},
                     timeout=self.request_timeout)
                 for pkt in packets:
                     self.queue.task_done()
diff --git a/tests/asyncio/test_asyncio_client.py b/tests/asyncio/test_asyncio_client.py
index bea49e1c..7440b54b 100644
--- a/tests/asyncio/test_asyncio_client.py
+++ b/tests/asyncio/test_asyncio_client.py
@@ -1211,7 +1211,7 @@ def test_write_loop_polling_one_packet(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
 
@@ -1252,7 +1252,7 @@ def test_write_loop_polling_three_packets(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
 
@@ -1288,7 +1288,7 @@ def test_write_loop_polling_two_packets_done(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
         assert c.state == 'connected'
@@ -1316,7 +1316,7 @@ def test_write_loop_polling_bad_connection(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
         assert c.state == 'connected'
@@ -1345,7 +1345,7 @@ def test_write_loop_polling_bad_status(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
         assert c.state == 'disconnected'
diff --git a/tests/common/test_client.py b/tests/common/test_client.py
index 16e66900..c9132044 100644
--- a/tests/common/test_client.py
+++ b/tests/common/test_client.py
@@ -1466,7 +1466,7 @@ def test_write_loop_polling_one_packet(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
 
@@ -1501,7 +1501,7 @@ def test_write_loop_polling_three_packets(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
 
@@ -1534,7 +1534,7 @@ def test_write_loop_polling_two_packets_done(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
         assert c.state == 'connected'
@@ -1563,7 +1563,7 @@ def test_write_loop_polling_bad_connection(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
         assert c.state == 'connected'
@@ -1592,7 +1592,7 @@ def test_write_loop_polling_bad_status(self):
             'POST',
             'http://foo',
             body=p.encode(),
-            headers={'Content-Type': 'application/octet-stream'},
+            headers={'Content-Type': 'text/plain'},
             timeout=5,
         )
         assert c.state == 'disconnected'