From 1d44bb9957faab49262c8736afb16966b995cd6b Mon Sep 17 00:00:00 2001
From: Ben Kallus <benjamin.p.kallus.gr@dartmouth.edu>
Date: Tue, 24 Oct 2023 11:10:35 -0400
Subject: [PATCH] Add test for empty header token.

---
 src/llhttp/http.ts      |  2 +-
 test/request/invalid.md | 21 +++++++++++++++++++++
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/src/llhttp/http.ts b/src/llhttp/http.ts
index ac16453a..6a201ffe 100644
--- a/src/llhttp/http.ts
+++ b/src/llhttp/http.ts
@@ -542,7 +542,7 @@ export class HTTP {
           }).otherwise(this.headersCompleted()),
         }, onInvalidHeaderFieldChar),
       )
-      .peek(':', p.error(ERROR.INVALID_HEADER_TOKEN, 'Empty header field'))
+      .peek(':', p.error(ERROR.INVALID_HEADER_TOKEN, 'Invalid header token'))
       .otherwise(span.headerField.start(n('header_field')));
 
     n('header_field')
diff --git a/test/request/invalid.md b/test/request/invalid.md
index 8eadacf8..9fb83836 100644
--- a/test/request/invalid.md
+++ b/test/request/invalid.md
@@ -307,6 +307,27 @@ off=14 version complete
 off=19 error code=10 reason="Invalid header token"
 ```
 
+### Invalid header token #3
+
+<!-- meta={"type": "request", "noScan": true} -->
+```http
+GET / HTTP/1.1
+: Bar
+
+
+```
+
+```log
+off=0 message begin
+off=0 len=3 span[method]="GET"
+off=3 method complete
+off=4 len=1 span[url]="/"
+off=6 url complete
+off=11 len=3 span[version]="1.1"
+off=14 version complete
+off=16 error code=10 reason="Invalid header token"
+```
+
 ### Invalid method
 
 <!-- meta={"type": "request"} -->