test_chunked_upload_uses_only_specified_host_header() — requests Function Reference

Architecture documentation for the test_chunked_upload_uses_only_specified_host_header() function in test_lowlevel.py from the requests codebase.

Function python CoreAPI SessionLifecycle

Entity Profile

CoreAPI→ SessionLifecycle→ test_chunked_upload_uses_only_specified_host_header() — requests Function Reference

Dependency Diagram

graph TD
  669b1ba9_5ecc_03aa_8881_864679be1aaf["test_chunked_upload_uses_only_specified_host_header()"]
  48561d17_8bd1_bf20_5710_ec3053a534d2["test_lowlevel.py"]
  669b1ba9_5ecc_03aa_8881_864679be1aaf -->|defined in| 48561d17_8bd1_bf20_5710_ec3053a534d2
  style 669b1ba9_5ecc_03aa_8881_864679be1aaf fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

tests/test_lowlevel.py lines 63–78

def test_chunked_upload_uses_only_specified_host_header():
    """Ensure we use only the specified Host header for chunked requests."""
    close_server = threading.Event()
    server = Server(echo_response_handler, wait_to_close_event=close_server)

    data = iter([b"a", b"b", b"c"])
    custom_host = "sample-host"

    with server as (host, port):
        url = f"http://{host}:{port}/"
        r = requests.post(url, data=data, headers={"Host": custom_host}, stream=True)
        close_server.set()  # release server block

    expected_header = b"Host: %s\r\n" % custom_host.encode("utf-8")
    assert expected_header in r.content
    assert r.content.count(b"Host: ") == 1