websockets / ws / 9530583752 / 17

100%

master: 100%

push

github

[fix] Abort the handshake if the Upgrade header cannot be validated

If the number of headers exceed the `maxHeadersCount` threshold,
`incomingMessage.headers.upgrade` can be `undefined`. Handle the case
correctly and abort the handshake.

Fixes #2230

1070 of 1078 branches covered (99.26%)

1549 of 1558 relevant lines covered (99.42%)

945.48 hits per line