225 lines
8.6 KiB
Rust
225 lines
8.6 KiB
Rust
// Rather than grapple with #[cfg(...)] for every variable and import.
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#![cfg(all(feature = "http", feature = "bhttp"))]
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use bhttp::{Error, Message, Mode};
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use std::{io::Cursor, mem::drop};
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const CHUNKED_HTTP: &[u8] = b"HTTP/1.1 200 OK\r\n\
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Transfer-Encoding: camel, chunked\r\n\
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\r\n\
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4\r\n\
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This\r\n\
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6\r\n \
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conte\r\n\
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13;chunk-extension=foo\r\n\
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nt contains CRLF.\r\n\
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\r\n\
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0\r\n\
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Trailer: text\r\n\
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\r\n";
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const TRANSFER_ENCODING: &[u8] = b"transfer-encoding";
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const CHUNKED_KNOWN: &[u8] = &[
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0x01, 0x40, 0xc8, 0x00, 0x1d, 0x54, 0x68, 0x69, 0x73, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e,
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0x74, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x61, 0x69, 0x6e, 0x73, 0x20, 0x43, 0x52, 0x4c, 0x46, 0x2e,
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0x0d, 0x0a, 0x0d, 0x07, 0x74, 0x72, 0x61, 0x69, 0x6c, 0x65, 0x72, 0x04, 0x74, 0x65, 0x78, 0x74,
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];
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const CHUNKED_INDEFINITE: &[u8] = &[
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0x03, 0x40, 0xc8, 0x00, 0x1d, 0x54, 0x68, 0x69, 0x73, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e,
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0x74, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x61, 0x69, 0x6e, 0x73, 0x20, 0x43, 0x52, 0x4c, 0x46, 0x2e,
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0x0d, 0x0a, 0x00, 0x07, 0x74, 0x72, 0x61, 0x69, 0x6c, 0x65, 0x72, 0x04, 0x74, 0x65, 0x78, 0x74,
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0x00,
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];
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const REQUEST: &[u8] = b"GET /hello.txt HTTP/1.1\r\n\
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user-agent: curl/7.16.3 libcurl/7.16.3 OpenSSL/0.9.7l zlib/1.2.3\r\n\
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host: www.example.com\r\n\
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accept-language: en, mi\r\n\
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\r\n";
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const REQUEST_KNOWN: &[u8] = &[
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0x00, 0x03, 0x47, 0x45, 0x54, 0x05, 0x68, 0x74, 0x74, 0x70, 0x73, 0x00, 0x0a, 0x2f, 0x68, 0x65,
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0x6c, 0x6c, 0x6f, 0x2e, 0x74, 0x78, 0x74, 0x40, 0x6c, 0x0a, 0x75, 0x73, 0x65, 0x72, 0x2d, 0x61,
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0x67, 0x65, 0x6e, 0x74, 0x34, 0x63, 0x75, 0x72, 0x6c, 0x2f, 0x37, 0x2e, 0x31, 0x36, 0x2e, 0x33,
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0x20, 0x6c, 0x69, 0x62, 0x63, 0x75, 0x72, 0x6c, 0x2f, 0x37, 0x2e, 0x31, 0x36, 0x2e, 0x33, 0x20,
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0x4f, 0x70, 0x65, 0x6e, 0x53, 0x53, 0x4c, 0x2f, 0x30, 0x2e, 0x39, 0x2e, 0x37, 0x6c, 0x20, 0x7a,
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0x6c, 0x69, 0x62, 0x2f, 0x31, 0x2e, 0x32, 0x2e, 0x33, 0x04, 0x68, 0x6f, 0x73, 0x74, 0x0f, 0x77,
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0x77, 0x77, 0x2e, 0x65, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x0f, 0x61,
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0x63, 0x63, 0x65, 0x70, 0x74, 0x2d, 0x6c, 0x61, 0x6e, 0x67, 0x75, 0x61, 0x67, 0x65, 0x06, 0x65,
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0x6e, 0x2c, 0x20, 0x6d, 0x69, 0x00, 0x00,
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];
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#[test]
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fn chunked_read() {
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drop(Message::read_http(&mut Cursor::new(CHUNKED_HTTP)).unwrap());
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}
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#[test]
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fn chunked_read_known() {
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drop(Message::read_bhttp(&mut Cursor::new(CHUNKED_KNOWN)).unwrap());
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}
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#[test]
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fn chunked_read_indefinite() {
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drop(Message::read_bhttp(&mut Cursor::new(CHUNKED_INDEFINITE)).unwrap());
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}
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#[test]
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fn chunked_to_known() {
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let m = Message::read_http(&mut Cursor::new(CHUNKED_HTTP)).unwrap();
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assert!(m.header().get(TRANSFER_ENCODING).is_none());
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let mut buf = Vec::new();
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m.write_bhttp(Mode::KnownLength, &mut buf).unwrap();
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println!("result: {}", hex::encode(&buf));
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assert_eq!(&buf[..], CHUNKED_KNOWN);
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}
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#[test]
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fn chunked_to_indefinite() {
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let m = Message::read_http(&mut Cursor::new(CHUNKED_HTTP)).unwrap();
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assert!(m.header().get(TRANSFER_ENCODING).is_none());
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let mut buf = Vec::new();
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m.write_bhttp(Mode::IndefiniteLength, &mut buf).unwrap();
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println!("result: {}", hex::encode(&buf));
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assert_eq!(&buf[..], CHUNKED_INDEFINITE);
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}
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#[test]
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fn convert_request() {
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let m = Message::read_http(&mut Cursor::new(REQUEST)).unwrap();
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let mut buf = Vec::new();
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m.write_bhttp(Mode::KnownLength, &mut buf).unwrap();
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println!("result: {}", hex::encode(&buf));
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assert_eq!(&buf[..], REQUEST_KNOWN);
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}
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#[test]
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fn padded_to_http() {
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let mut padded = Vec::from(REQUEST_KNOWN);
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padded.resize(padded.len() + 100, 0);
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let m = Message::read_bhttp(&mut Cursor::new(&padded[..])).unwrap();
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let mut buf = Vec::new();
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m.write_http(&mut buf).unwrap();
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assert_eq!(&buf[..], REQUEST);
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}
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#[test]
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fn truncated_to_http() {
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let mut padded = Vec::from(REQUEST_KNOWN);
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assert_eq!(2, padded.iter().rev().take_while(|&x| *x == 0).count());
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padded.truncate(padded.len() - 2);
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let m = Message::read_bhttp(&mut Cursor::new(&padded[..])).unwrap();
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let mut buf = Vec::new();
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m.write_http(&mut buf).unwrap();
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assert_eq!(&buf[..], REQUEST);
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}
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#[test]
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fn tiny_request() {
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const REQUEST: &[u8] = &[
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0x00, 0x03, 0x47, 0x45, 0x54, 0x05, 0x68, 0x74, 0x74, 0x70, 0x73, 0x0b, 0x65, 0x78, 0x61,
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0x6d, 0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x01, 0x2f,
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];
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let m = Message::read_bhttp(&mut Cursor::new(REQUEST)).unwrap();
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assert_eq!(m.control().method().unwrap(), b"GET");
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assert_eq!(m.control().scheme().unwrap(), b"https");
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assert_eq!(m.control().authority().unwrap(), b"example.com");
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assert_eq!(m.control().path().unwrap(), b"/");
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assert!(m.control().status().is_none());
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assert!(m.header().is_empty());
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assert!(m.content().is_empty());
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assert!(m.trailer().is_empty());
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}
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#[test]
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fn tiny_response() {
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const RESPONSE: &[u8] = &[0x01, 0x40, 0xc8];
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let m = Message::read_bhttp(&mut Cursor::new(RESPONSE)).unwrap();
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assert!(m.informational().is_empty());
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assert_eq!(m.control().status().unwrap(), 200);
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assert!(m.control().method().is_none());
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assert!(m.control().scheme().is_none());
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assert!(m.control().authority().is_none());
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assert!(m.control().path().is_none());
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assert!(m.header().is_empty());
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assert!(m.content().is_empty());
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assert!(m.trailer().is_empty());
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}
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#[test]
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fn connect_request() {
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const REQUEST: &[u8] = b"CONNECT test.example HTTP/1.1\r\n\
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Host: example.com\r\n\
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\r\n";
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let err = Message::read_http(&mut Cursor::new(REQUEST)).unwrap_err();
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assert!(matches!(err, Error::ConnectUnsupported));
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}
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/// Verify that Connection and Proxy-Connection are stripped out properly.
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#[test]
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fn connection_header() {
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const REQUEST: &[u8] = b"POST test.example HTTP/1.1\r\n\
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Host: example.com\r\n\
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other: test\r\n\
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Connection: sample\r\n\
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Connection: other, garbage\r\n\
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sample: test2\r\n\
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px: test3\r\n\
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proXy-connection: px\r\n\
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\r\n";
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let m = Message::read_http(&mut Cursor::new(REQUEST)).unwrap();
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assert!(m.header().get(b"other").is_none());
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assert!(m.header().get(b"sample").is_none());
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assert!(m.header().get(b"garbage").is_none());
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assert!(m.header().get(b"connection").is_none());
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assert!(m.header().get(b"proxy-connection").is_none());
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assert!(m.header().get(b"px").is_none());
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}
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/// Verify that hop-by-hop headers (other than transfer-encoding) are stripped out properly.
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#[test]
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fn hop_by_hop() {
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const REQUEST: &[u8] = b"POST test.example HTTP/1.1\r\n\
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Host: example.com\r\n\
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keep-alive: 1\r\n\
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te: trailers\r\n\
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trailer: te\r\n\
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upgrade: h2c\r\n\
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\r\n";
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let m = Message::read_http(&mut Cursor::new(REQUEST)).unwrap();
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assert!(m.header().get(b"keep-alive").is_none());
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assert!(m.header().get(b"te").is_none());
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assert!(m.header().get(b"trailer").is_none());
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assert!(m.header().get(b"transfer-encoding").is_none());
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assert!(m.header().get(b"upgrade").is_none());
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}
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/// Verify that very bad chunked encoding produces a result.
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#[test]
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fn bad_chunked() {
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const REQUEST: &[u8] = b"POST test.example HTTP/1.1\r\n\
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Transfer-Encoding: chunked\r\n\
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\r\n";
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let e = Message::read_http(&mut Cursor::new(REQUEST)).unwrap_err();
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assert!(matches!(e, Error::Truncated));
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}
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/// If a length field overruns the buffer, stop.
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#[test]
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fn oversized() {
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const REQUEST: &[u8] = &[0x00, 0x01];
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let e = Message::read_bhttp(&mut Cursor::new(REQUEST)).unwrap_err();
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assert!(matches!(e, Error::Truncated));
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}
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/// If a length field overruns the buffer, stop before over-allocating.
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#[test]
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fn oversized_max() {
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const REQUEST: &[u8] = &[0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff];
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let e = Message::read_bhttp(&mut Cursor::new(REQUEST)).unwrap_err();
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assert!(matches!(e, Error::Truncated));
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}
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