Add support for casting ImageUpload type to bytes (#82)

chocs/__version__.py

@@ -1 +1 @@
-__version__ = "1.2.0"
+__version__ = "1.3.0"

chocs/http/http_multipart_message_parser.py

@@ -51,7 +51,6 @@ def __bool__(self) -> bool:
         return len(self) > 0
 
     def __str__(self) -> str:
-
         if not self._str:
             self._str = self.read().decode()
 
@@ -63,6 +62,10 @@ def __enter__(self) -> IO[Any]:
     def __exit__(self, *args: Any) -> None:
         self.close()
 
+    def __bytes__(self) -> bytes:
+        self.seek(0)
+        return self.read()
+
 
 class ParserState(Enum):
     PART_BOUNDARY = 0

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "chocs"
-version = "1.2.0"
+version = "1.3.0"
 description = "Lightweight and powerful WSGI/AWS lambda framework for rapid building rest applications."
 authors = [
     "Dawid Kraczkowski <dawid.kraczkowski@gmail.com>"

tests/http/test_http_message.py

@@ -129,3 +129,15 @@ def test_simple_http_message() -> None:
     assert http_message == "Hello World!"
     assert http_message.upper() == "HELLO WORLD!"
     assert isinstance(http_message, SimpleHttpMessage)
+
+
+def test_can_convert_uploaded_file_to_bytes() -> None:
+    request = HttpRequest(
+        multipart_body["REQUEST_METHOD"],
+        body=multipart_body["wsgi.input"],
+        headers={"content-type": multipart_body["CONTENT_TYPE"]},
+    )
+    body = request.parsed_body
+    file_bytes = bytes(body["file_a"])
+
+    assert file_bytes == b"GIF87a\x02\x00\x02\x00\x91\x00\x00\x00\x00\x00\xff\x8c\x00\xff\xff\xff\x00\x00\x00!\xf9\x04\t\x00\x00\x03\x00,\x00\x00\x00\x00\x02\x00\x02\x00\x00\x02\x02\x8cS\x00;"