added API for handling work contract times (#4016)

tests/WorkingTime/Model/MonthSummaryTest.php

@@ -0,0 +1,35 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Tests\WorkingTime\Model;
+
+use App\WorkingTime\Model\MonthSummary;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @covers \App\WorkingTime\Model\MonthSummary
+ */
+class MonthSummaryTest extends TestCase
+{
+    public function testDefaults(): void
+    {
+        $sut = new MonthSummary(new \DateTimeImmutable());
+        self::assertEquals(0, $sut->getExpectedTime());
+        self::assertEquals(0, $sut->getActualTime());
+    }
+
+    public function testSetter(): void
+    {
+        $sut = new MonthSummary(new \DateTimeImmutable());
+        $sut->setExpectedTime(98765);
+        $sut->setActualTime(123456);
+        self::assertEquals(98765, $sut->getExpectedTime());
+        self::assertEquals(123456, $sut->getActualTime());
+    }
+}