From dcab5f8cc8be330feb9aed90d4680746f029a551 Mon Sep 17 00:00:00 2001
From: Matthias Beyer <mail@beyermatthias.de>
Date: Mon, 6 Jan 2020 18:08:06 +0100
Subject: Add test for Email::header_field_names()

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>
---
 tests/test_fields.rs | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/tests/test_fields.rs b/tests/test_fields.rs
index ab43241..d75d195 100644
--- a/tests/test_fields.rs
+++ b/tests/test_fields.rs
@@ -133,3 +133,15 @@ fn header_using_crlf() {
          thirsdcc <secondcc@destination.com>"
     );
 }
+
+#[test]
+fn find_all_header_fields() {
+    let email = Email::from_vec(TEST_EMAIL_CRLF.to_string().into_bytes()).unwrap();
+
+    assert!(
+        email.header_field_names()
+            .iter()
+            .all(|name| email.header_field(name).is_some())
+    );
+}
+
-- 
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