Add tests for activity classes

Signed-off-by: Julius Härtl <jus@bitgrid.net>

tests/unit/Activity/ChangeSetTest.php

@@ -0,0 +1,58 @@
+<?php
+/**
+ * @copyright Copyright (c) 2018 Julius Härtl <jus@bitgrid.net>
+ *
+ * @author Julius Härtl <jus@bitgrid.net>
+ *
+ * @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 <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Deck\Activity;
+
+use PHPUnit\Framework\TestCase;
+
+
+class ChangeSetTest extends TestCase {
+
+	public function setUp() {
+	}
+
+	public function testChangeSetScalar() {
+		$changeSet = new ChangeSet('A', 'B');
+		$this->assertEquals('A', $changeSet->getBefore());
+		$this->assertEquals('B', $changeSet->getAfter());
+		$this->assertFalse($changeSet->getDiff());
+		$changeSet->enableDiff();
+		$this->assertTrue($changeSet->getDiff());
+	}
+
+	public function testChangeSetObject() {
+		$a = new \stdClass;
+		$a->data = 'A';
+		$b = new \stdClass;
+		$b->data = 'B';
+		$changeSet = new ChangeSet($a, $b);
+		$this->assertEquals('A', $changeSet->getBefore()->data);
+		$this->assertEquals('B', $changeSet->getAfter()->data);
+		$this->assertNotSame($a, $changeSet->getBefore());
+		$this->assertNotSame($b, $changeSet->getAfter());
+		$this->assertFalse($changeSet->getDiff());
+		$changeSet->enableDiff();
+		$this->assertTrue($changeSet->getDiff());
+	}
+
+}