Update tests.

tests/Unit/Helpers/MetaPieChartTest.php

@@ -0,0 +1,41 @@
+<?php
+/**
+ * MetaPieChartTest.php
+ * Copyright (c) 2017 thegrumpydictator@gmail.com
+ * This software may be modified and distributed under the terms of the Creative Commons Attribution-ShareAlike 4.0 International License.
+ *
+ * See the LICENSE file for details.
+ */
+
+declare(strict_types=1);
+
+namespace Tests\Unit\Helpers;
+
+
+use Carbon\Carbon;
+use FireflyIII\Helpers\Chart\MetaPieChart;
+use Tests\TestCase;
+
+class MetaPieChartTest extends TestCase
+{
+    /**
+     * @covers \FireflyIII\Helpers\Chart\MetaPieChart::__construct
+     * @covers \FireflyIII\Helpers\Chart\MetaPieChart::generate
+     * @covers \FireflyIII\Helpers\Chart\MetaPieChart::getTransactions
+     * @covers \FireflyIII\Helpers\Chart\MetaPieChart::groupByFields
+     * @covers \FireflyIII\Helpers\Chart\MetaPieChart::organizeByType
+     */
+    public function testGenerateIncomeAccount()
+    {
+        $som = (new Carbon())->startOfMonth();
+        $eom = (new Carbon())->endOfMonth();
+
+        $helper = new MetaPieChart();
+        $helper->setUser($this->user());
+        $helper->setStart($som);
+        $helper->setEnd($eom);
+        $chart = $helper->generate('income', 'account');
+        $this->assertTrue(true);
+    }
+
+}