From 1904ba23eb0a3c2b3422d88077f0b44f26025c11 Mon Sep 17 00:00:00 2001
From: johan Vlaar <johan@adivare.nl>
Date: Mon, 1 May 2023 12:21:11 +0200
Subject: [PATCH] [Mailer] Add new email testing functions (fixes #50200)

---
 testing.rst | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/testing.rst b/testing.rst
index 75b8d791972..7e87f116058 100644
--- a/testing.rst
+++ b/testing.rst
@@ -1034,6 +1034,9 @@ Mailer Assertions
     Asserts that the given address header equals the expected e-mail
     address. This assertion normalizes addresses like ``Jane Smith
     <jane@example.com>`` into ``jane@example.com``.
+``assertEmailSubjectContains(RawMessage $email, string $expectedValue, string $message = '')``/``assertEmailSubjectNotContains(RawMessage $email, string $expectedValue, string $message = '')``
+    Asserts that the subject of the given email does (not) contain the
+    expected subject.
 
 Notifier Assertions
 ...................