Advance Wayland and KDE package bring-up

Ultraworked with [Sisyphus](https://github.com/code-yeongyu/oh-my-openagent)

Co-authored-by: Sisyphus <clio-agent@sisyphuslabs.ai>

local/recipes/kde/kf6-kcompletion/source/autotests/kemailvalidatortest.cpp

@@ -0,0 +1,41 @@
+/*
+   SPDX-FileCopyrightText: 2017-2023 Laurent Montel <montel@kde.org>
+   SPDX-License-Identifier: LGPL-2.0-or-later
+*/
+
+#include <KEmailValidator>
+#include <QObject>
+#include <QTest>
+
+Q_DECLARE_METATYPE(QValidator::State)
+
+class KEmailValidatorTest : public QObject
+{
+    Q_OBJECT
+private Q_SLOTS:
+    void shouldValidateEmail_data()
+    {
+        QTest::addColumn<QString>("email");
+        QTest::addColumn<QValidator::State>("state");
+        QTest::newRow("empty") << QString() << QValidator::Intermediate;
+        QTest::newRow("email") << QStringLiteral("foo@kde.org") << QValidator::Acceptable;
+        QTest::newRow("notanemail") << QStringLiteral("foo") << QValidator::Intermediate;
+        QTest::newRow("space") << QStringLiteral("foo ") << QValidator::Invalid;
+        QTest::newRow("space1") << QStringLiteral(" foo") << QValidator::Invalid;
+        QTest::newRow("email2") << QStringLiteral("<foo@kde.org>") << QValidator::Intermediate;
+        QTest::newRow("email3") << QStringLiteral("\"bla\" <foo@kde.org>") << QValidator::Invalid;
+    }
+
+    void shouldValidateEmail()
+    {
+        QFETCH(QString, email);
+        QFETCH(QValidator::State, state);
+        KEmailValidator validator;
+        int pos;
+        QCOMPARE(validator.validate(email, pos), state);
+    }
+};
+
+QTEST_GUILESS_MAIN(KEmailValidatorTest)
+
+#include "kemailvalidatortest.moc"