more tests

.travis.yml

@@ -40,7 +40,7 @@ script:
 # Upload docs
 after_success:
   - |
-    if [[ "$TRAVIS_OS_NAME" == "linux" && "$TRAVIS_PULL_REQUEST" = "false" && "$TRAVIS_BRANCH" == "master" && "$TRAVIS_RUST_VERSION" == "stable" ]]; then
+    if [[ "$TRAVIS_OS_NAME" == "linux" && "$TRAVIS_PULL_REQUEST" = "false" && "$TRAVIS_BRANCH" == "master" && "$TRAVIS_RUST_VERSION" == "nightly" ]]; then
       cargo doc --no-deps &&
       echo "<meta http-equiv=refresh content=0;url=os_balloon/index.html>" > target/doc/index.html &&
       git clone https://github.com/davisp/ghp-import.git &&

src/date.rs

@@ -58,3 +58,12 @@ impl fmt::Write for CachedDate {
 fn test_date_len() {
     assert_eq!(DATE_VALUE_LENGTH, "Sun, 06 Nov 1994 08:49:37 GMT".len());
 }
+
+#[test]
+fn test_date() {
+    let mut buf1 = BytesMut::new();
+    extend(&mut buf1);
+    let mut buf2 = BytesMut::new();
+    extend(&mut buf2);
+    assert_eq!(buf1, buf2);
+}

src/error.rs

@@ -144,7 +144,21 @@ mod tests {
     use std::error::Error as StdError;
     use std::io;
     use httparse;
-    use super::ParseError;
+    use http::StatusCode;
+    use cookie::ParseError as CookieParseError;
+    use super::{ParseError, HttpResponse, HttpRangeParseError};
+
+    #[test]
+    fn test_into_response() {
+        let resp: HttpResponse = ParseError::Incomplete.into();
+        assert_eq!(resp.status(), StatusCode::BAD_REQUEST);
+
+        let resp: HttpResponse = HttpRangeParseError::InvalidRange.into();
+        assert_eq!(resp.status(), StatusCode::BAD_REQUEST);
+
+        let resp: HttpResponse = CookieParseError::EmptyName.into();
+        assert_eq!(resp.status(), StatusCode::BAD_REQUEST);
+}
 
     #[test]
     fn test_cause() {

tests/test_httpmessage.rs

@@ -39,6 +39,9 @@ fn test_request_cookies() {
     let cookie = cookie.unwrap();
     assert_eq!(cookie.name(), "cookie1");
     assert_eq!(cookie.value(), "value1");
+
+    let cookie = req.cookie("cookie-unknown");
+    assert!(cookie.is_none());
 }
 
 #[test]