allow empty invoice template terms #188 (#189)

tests/Entity/InvoiceTemplateTest.php

@@ -0,0 +1,51 @@
+<?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\Entity;
+
+use App\Entity\InvoiceTemplate;
+
+/**
+ * @covers \App\Entity\InvoiceTemplate
+ */
+class InvoiceTemplateTest extends AbstractEntityTest
+{
+    protected function assertIsFluent($actual)
+    {
+        $this->assertInstanceOf(InvoiceTemplate::class, $actual);
+    }
+
+    protected function getEntity()
+    {
+        $entity = new InvoiceTemplate();
+
+        return $entity;
+    }
+
+    public function testSetGetPaymentTerms()
+    {
+        $sut = $this->getEntity();
+
+        $this->assertNull($sut->getPaymentTerms());
+        $this->assertIsFluent($sut->setPaymentTerms(null));
+        $this->assertIsFluent($sut->setPaymentTerms(''));
+        $this->assertIsFluent($sut->setPaymentTerms('foo bar'));
+        $this->assertEquals('foo bar', $sut->getPaymentTerms());
+    }
+
+    public function testToString()
+    {
+        $sut = $this->getEntity();
+
+        $this->assertNull($sut->__toString());
+        $this->assertIsFluent($sut->setName('a template name'));
+        $this->assertEquals('a template name', $sut->__toString());
+        $this->assertEquals('a template name', (string) $sut);
+    }
+}