Fix substituting smilies and smilies containing whitespaces

tests/Util/SmileyWhitespaceAddon.php

@@ -0,0 +1,36 @@
+<?php
+/**
+ * @copyright Copyright (C) 2010-2023, the Friendica project
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ */
+
+use Friendica\Content\Smilies;
+
+function add_test_unicode_smilies(array &$b)
+{
+	// String-substitution smilies
+	// - no whitespaces
+	Smilies::add($b, '⽕', '&#x1F525;');
+	// - with whitespaces
+	Smilies::add($b, ':hugging face:', '&#x1F917;');
+	// - with multiple whitespaces
+	Smilies::add($b, ':face with hand over mouth:', '&#x1F92D;');
+	// Image-based smilies
+	// - with whitespaces
+	Smilies::add($b, ':smiley heart 333:', '<img class="smiley" src="/images/smiley-heart.gif" alt="smiley-heart" title="smiley-heart" />');
+}