Fixed grammar in FakePayload exception message.

2 files changed, 12 insertions, 1 deletions

diff --git a/django/test/client.py b/django/test/client.py
index 07641b7e65..afc803789e 100644
--- a/django/test/client.py
+++ b/django/test/client.py
@@ -76,7 +76,7 @@ class FakePayload:
 
     def write(self, content):
         if self.read_started:
-            raise ValueError("Unable to write a payload after he's been read")
+            raise ValueError("Unable to write a payload after it's been read")
         content = force_bytes(content)
         self.__content.write(content)
         self.__len += len(content)
diff --git a/tests/test_client/test_fakepayload.py b/tests/test_client/test_fakepayload.py
new file mode 100644
index 0000000000..d33a95824d
--- /dev/null
+++ b/tests/test_client/test_fakepayload.py
@@ -0,0 +1,11 @@
+from django.test import SimpleTestCase
+from django.test.client import FakePayload
+
+
+class FakePayloadTests(SimpleTestCase):
+    def test_write_after_read(self):
+        payload = FakePayload()
+        payload.read()
+        msg = "Unable to write a payload after it's been read"
+        with self.assertRaisesMessage(ValueError, msg):
+            payload.write(b'abc')