1 files changed, 225 insertions, 0 deletions
diff --git a/third_party/rust/bhttp/tests/test.rs b/third_party/rust/bhttp/tests/test.rs
new file mode 100644
index 0000000000..024df8d6d9
--- /dev/null
+++ b/third_party/rust/bhttp/tests/test.rs
@@ -0,0 +1,225 @@
+// Rather than grapple with #[cfg(...)] for every variable and import.
+#![cfg(all(feature = "http", feature = "bhttp"))]
+
+use bhttp::{Error, Message, Mode};
+use std::{io::Cursor, mem::drop};
+
+const CHUNKED_HTTP: &[u8] = b"HTTP/1.1 200 OK\r\n\
+                              Transfer-Encoding: camel, chunked\r\n\
+                              \r\n\
+                              4\r\n\
+                              This\r\n\
+                              6\r\n \
+                              conte\r\n\
+                              13;chunk-extension=foo\r\n\
+                              nt contains CRLF.\r\n\
+                              \r\n\
+                              0\r\n\
+                              Trailer: text\r\n\
+                              \r\n";
+const TRANSFER_ENCODING: &[u8] = b"transfer-encoding";
+const CHUNKED_KNOWN: &[u8] = &[
+    0x01, 0x40, 0xc8, 0x00, 0x1d, 0x54, 0x68, 0x69, 0x73, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e,
+    0x74, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x61, 0x69, 0x6e, 0x73, 0x20, 0x43, 0x52, 0x4c, 0x46, 0x2e,
+    0x0d, 0x0a, 0x0d, 0x07, 0x74, 0x72, 0x61, 0x69, 0x6c, 0x65, 0x72, 0x04, 0x74, 0x65, 0x78, 0x74,
+];
+const CHUNKED_INDEFINITE: &[u8] = &[
+    0x03, 0x40, 0xc8, 0x00, 0x1d, 0x54, 0x68, 0x69, 0x73, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x65, 0x6e,
+    0x74, 0x20, 0x63, 0x6f, 0x6e, 0x74, 0x61, 0x69, 0x6e, 0x73, 0x20, 0x43, 0x52, 0x4c, 0x46, 0x2e,
+    0x0d, 0x0a, 0x00, 0x07, 0x74, 0x72, 0x61, 0x69, 0x6c, 0x65, 0x72, 0x04, 0x74, 0x65, 0x78, 0x74,
+    0x00,
+];
+
+const REQUEST: &[u8] = b"GET /hello.txt HTTP/1.1\r\n\
+                         user-agent: curl/7.16.3 libcurl/7.16.3 OpenSSL/0.9.7l zlib/1.2.3\r\n\
+                         host: www.example.com\r\n\
+                         accept-language: en, mi\r\n\
+                         \r\n";
+const REQUEST_KNOWN: &[u8] = &[
+    0x00, 0x03, 0x47, 0x45, 0x54, 0x05, 0x68, 0x74, 0x74, 0x70, 0x73, 0x00, 0x0a, 0x2f, 0x68, 0x65,
+    0x6c, 0x6c, 0x6f, 0x2e, 0x74, 0x78, 0x74, 0x40, 0x6c, 0x0a, 0x75, 0x73, 0x65, 0x72, 0x2d, 0x61,
+    0x67, 0x65, 0x6e, 0x74, 0x34, 0x63, 0x75, 0x72, 0x6c, 0x2f, 0x37, 0x2e, 0x31, 0x36, 0x2e, 0x33,
+    0x20, 0x6c, 0x69, 0x62, 0x63, 0x75, 0x72, 0x6c, 0x2f, 0x37, 0x2e, 0x31, 0x36, 0x2e, 0x33, 0x20,
+    0x4f, 0x70, 0x65, 0x6e, 0x53, 0x53, 0x4c, 0x2f, 0x30, 0x2e, 0x39, 0x2e, 0x37, 0x6c, 0x20, 0x7a,
+    0x6c, 0x69, 0x62, 0x2f, 0x31, 0x2e, 0x32, 0x2e, 0x33, 0x04, 0x68, 0x6f, 0x73, 0x74, 0x0f, 0x77,
+    0x77, 0x77, 0x2e, 0x65, 0x78, 0x61, 0x6d, 0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x0f, 0x61,
+    0x63, 0x63, 0x65, 0x70, 0x74, 0x2d, 0x6c, 0x61, 0x6e, 0x67, 0x75, 0x61, 0x67, 0x65, 0x06, 0x65,
+    0x6e, 0x2c, 0x20, 0x6d, 0x69, 0x00, 0x00,
+];
+
+#[test]
+fn chunked_read() {
+    drop(Message::read_http(&mut Cursor::new(CHUNKED_HTTP)).unwrap());
+}
+
+#[test]
+fn chunked_read_known() {
+    drop(Message::read_bhttp(&mut Cursor::new(CHUNKED_KNOWN)).unwrap());
+}
+
+#[test]
+fn chunked_read_indefinite() {
+    drop(Message::read_bhttp(&mut Cursor::new(CHUNKED_INDEFINITE)).unwrap());
+}
+
+#[test]
+fn chunked_to_known() {
+    let m = Message::read_http(&mut Cursor::new(CHUNKED_HTTP)).unwrap();
+    assert!(m.header().get(TRANSFER_ENCODING).is_none());
+
+    let mut buf = Vec::new();
+    m.write_bhttp(Mode::KnownLength, &mut buf).unwrap();
+    println!("result: {}", hex::encode(&buf));
+    assert_eq!(&buf[..], CHUNKED_KNOWN);
+}
+
+#[test]
+fn chunked_to_indefinite() {
+    let m = Message::read_http(&mut Cursor::new(CHUNKED_HTTP)).unwrap();
+    assert!(m.header().get(TRANSFER_ENCODING).is_none());
+
+    let mut buf = Vec::new();
+    m.write_bhttp(Mode::IndefiniteLength, &mut buf).unwrap();
+    println!("result: {}", hex::encode(&buf));
+    assert_eq!(&buf[..], CHUNKED_INDEFINITE);
+}
+
+#[test]
+fn convert_request() {
+    let m = Message::read_http(&mut Cursor::new(REQUEST)).unwrap();
+    let mut buf = Vec::new();
+    m.write_bhttp(Mode::KnownLength, &mut buf).unwrap();
+    println!("result: {}", hex::encode(&buf));
+    assert_eq!(&buf[..], REQUEST_KNOWN);
+}
+
+#[test]
+fn padded_to_http() {
+    let mut padded = Vec::from(REQUEST_KNOWN);
+    padded.resize(padded.len() + 100, 0);
+    let m = Message::read_bhttp(&mut Cursor::new(&padded[..])).unwrap();
+    let mut buf = Vec::new();
+    m.write_http(&mut buf).unwrap();
+    assert_eq!(&buf[..], REQUEST);
+}
+
+#[test]
+fn truncated_to_http() {
+    let mut padded = Vec::from(REQUEST_KNOWN);
+    assert_eq!(2, padded.iter().rev().take_while(|&x| *x == 0).count());
+    padded.truncate(padded.len() - 2);
+
+    let m = Message::read_bhttp(&mut Cursor::new(&padded[..])).unwrap();
+    let mut buf = Vec::new();
+    m.write_http(&mut buf).unwrap();
+    assert_eq!(&buf[..], REQUEST);
+}
+
+#[test]
+fn tiny_request() {
+    const REQUEST: &[u8] = &[
+        0x00, 0x03, 0x47, 0x45, 0x54, 0x05, 0x68, 0x74, 0x74, 0x70, 0x73, 0x0b, 0x65, 0x78, 0x61,
+        0x6d, 0x70, 0x6c, 0x65, 0x2e, 0x63, 0x6f, 0x6d, 0x01, 0x2f,
+    ];
+    let m = Message::read_bhttp(&mut Cursor::new(REQUEST)).unwrap();
+    assert_eq!(m.control().method().unwrap(), b"GET");
+    assert_eq!(m.control().scheme().unwrap(), b"https");
+    assert_eq!(m.control().authority().unwrap(), b"example.com");
+    assert_eq!(m.control().path().unwrap(), b"/");
+    assert!(m.control().status().is_none());
+    assert!(m.header().is_empty());
+    assert!(m.content().is_empty());
+    assert!(m.trailer().is_empty());
+}
+
+#[test]
+fn tiny_response() {
+    const RESPONSE: &[u8] = &[0x01, 0x40, 0xc8];
+    let m = Message::read_bhttp(&mut Cursor::new(RESPONSE)).unwrap();
+    assert!(m.informational().is_empty());
+    assert_eq!(m.control().status().unwrap(), 200);
+    assert!(m.control().method().is_none());
+    assert!(m.control().scheme().is_none());
+    assert!(m.control().authority().is_none());
+    assert!(m.control().path().is_none());
+    assert!(m.header().is_empty());
+    assert!(m.content().is_empty());
+    assert!(m.trailer().is_empty());
+}
+
+#[test]
+fn connect_request() {
+    const REQUEST: &[u8] = b"CONNECT test.example HTTP/1.1\r\n\
+                             Host: example.com\r\n\
+                             \r\n";
+    let err = Message::read_http(&mut Cursor::new(REQUEST)).unwrap_err();
+    assert!(matches!(err, Error::ConnectUnsupported));
+}
+
+/// Verify that Connection and Proxy-Connection are stripped out properly.
+#[test]
+fn connection_header() {
+    const REQUEST: &[u8] = b"POST test.example HTTP/1.1\r\n\
+                             Host: example.com\r\n\
+                             other: test\r\n\
+                             Connection: sample\r\n\
+                             Connection: other, garbage\r\n\
+                             sample: test2\r\n\
+                             px: test3\r\n\
+                             proXy-connection: px\r\n\
+                             \r\n";
+
+    let m = Message::read_http(&mut Cursor::new(REQUEST)).unwrap();
+    assert!(m.header().get(b"other").is_none());
+    assert!(m.header().get(b"sample").is_none());
+    assert!(m.header().get(b"garbage").is_none());
+    assert!(m.header().get(b"connection").is_none());
+    assert!(m.header().get(b"proxy-connection").is_none());
+    assert!(m.header().get(b"px").is_none());
+}
+
+/// Verify that hop-by-hop headers (other than transfer-encoding) are stripped out properly.
+#[test]
+fn hop_by_hop() {
+    const REQUEST: &[u8] = b"POST test.example HTTP/1.1\r\n\
+                             Host: example.com\r\n\
+                             keep-alive: 1\r\n\
+                             te: trailers\r\n\
+                             trailer: te\r\n\
+                             upgrade: h2c\r\n\
+                             \r\n";
+
+    let m = Message::read_http(&mut Cursor::new(REQUEST)).unwrap();
+    assert!(m.header().get(b"keep-alive").is_none());
+    assert!(m.header().get(b"te").is_none());
+    assert!(m.header().get(b"trailer").is_none());
+    assert!(m.header().get(b"transfer-encoding").is_none());
+    assert!(m.header().get(b"upgrade").is_none());
+}
+
+/// Verify that very bad chunked encoding produces a result.
+#[test]
+fn bad_chunked() {
+    const REQUEST: &[u8] = b"POST test.example HTTP/1.1\r\n\
+                             Transfer-Encoding: chunked\r\n\
+                             \r\n";
+
+    let e = Message::read_http(&mut Cursor::new(REQUEST)).unwrap_err();
+    assert!(matches!(e, Error::Truncated));
+}
+
+/// If a length field overruns the buffer, stop.
+#[test]
+fn oversized() {
+    const REQUEST: &[u8] = &[0x00, 0x01];
+    let e = Message::read_bhttp(&mut Cursor::new(REQUEST)).unwrap_err();
+    assert!(matches!(e, Error::Truncated));
+}
+
+/// If a length field overruns the buffer, stop before over-allocating.
+#[test]
+fn oversized_max() {
+    const REQUEST: &[u8] = &[0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff];
+    let e = Message::read_bhttp(&mut Cursor::new(REQUEST)).unwrap_err();
+    assert!(matches!(e, Error::Truncated));
+}