TASK: Add test cases for ResultItem Model

Check whether all methods work as expected.

E.g. we can retrieve data in all ways, but not change anything.

Classes/Domain/Model/ResultItem.php

@@ -31,7 +31,7 @@ class ResultItem implements ResultItemInterface
 
     public function __construct(array $result)
     {
-        $this->data = $data;
+        $this->data = $result;
     }
 
     public function getPlainData() : array

Tests/Unit/Domain/Model/ResultItemTest.php

@@ -0,0 +1,113 @@
+<?php
+namespace Codappix\SearchCore\Tests\Unit\Domain\Model;
+
+/*
+ * Copyright (C) 2018  Daniel Siepmann <coding@daniel-siepmann.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+ * 02110-1301, USA.
+ */
+
+use Codappix\SearchCore\Domain\Model\ResultItem;
+use Codappix\SearchCore\Tests\Unit\AbstractUnitTestCase;
+
+class ResultItemTest extends AbstractUnitTestCase
+{
+    /**
+     * @test
+     */
+    public function plainDataCanBeRetrieved()
+    {
+        $originalData = [
+            'uid' => 10,
+            'title' => 'Some title',
+        ];
+        $expectedData = $originalData;
+
+        $subject = new ResultItem($originalData);
+        $this->assertSame(
+            $expectedData,
+            $subject->getPlainData(),
+            'Could not retrieve plain data from result item.'
+        );
+    }
+
+    /**
+     * @test
+     */
+    public function dataCanBeRetrievedInArrayNotation()
+    {
+        $originalData = [
+            'uid' => 10,
+            'title' => 'Some title',
+        ];
+        $expectedData = $originalData;
+
+        $subject = new ResultItem($originalData);
+        $this->assertSame(
+            'Some title',
+            $subject['title'],
+            'Could not retrieve title in array notation.'
+        );
+    }
+
+    /**
+     * @test
+     */
+    public function existenceOfDataCanBeChecked()
+    {
+        $originalData = [
+            'uid' => 10,
+            'title' => 'Some title',
+        ];
+        $expectedData = $originalData;
+
+        $subject = new ResultItem($originalData);
+        $this->assertTrue(isset($subject['title']), 'Could not determine that title exists.');
+        $this->assertFalse(isset($subject['title2']), 'Could not determine that title2 does not exists.');
+    }
+
+    /**
+     * @test
+     */
+    public function dataCanNotBeChanged()
+    {
+        $originalData = [
+            'uid' => 10,
+            'title' => 'Some title',
+        ];
+        $expectedData = $originalData;
+
+        $subject = new ResultItem($originalData);
+        $this->expectException(\BadMethodCallException::class);
+        $subject['title'] = 'New Title';
+    }
+
+    /**
+     * @test
+     */
+    public function dataCanNotBeRemoved()
+    {
+        $originalData = [
+            'uid' => 10,
+            'title' => 'Some title',
+        ];
+        $expectedData = $originalData;
+
+        $subject = new ResultItem($originalData);
+        $this->expectException(\BadMethodCallException::class);
+        unset($subject['title']);
+    }
+}