Few tests

Suggester/CompletionTest.php

@@ -98,4 +98,15 @@ class CompletionTest extends \PHPUnit_Framework_TestCase
     {
         $this->assertEquals($expected, $phrase->toArray());
     }
+
+    /**
+     * Tests toArray method exception.
+     *
+     * @expectedException \LogicException
+     */
+    public function testToArrayException()
+    {
+        $completion = new Completion('', '');
+        $completion->toArray();
+    }
 }

Suggester/ContextTest.php

+<?php
+
+/*
+ * This file is part of the ONGR package.
+ *
+ * (c) NFQ Technologies UAB <info@nfq.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace ONGR\ElasticsearchBundle\Tests\Unit\DSL\Suggester;
+
+use ONGR\ElasticsearchBundle\DSL\Suggester\Completion;
+use ONGR\ElasticsearchBundle\DSL\Suggester\Context;
+use ONGR\ElasticsearchBundle\DSL\Suggester\Phrase;
+
+class ContextTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * Tests toArray method when $this->getSize() !== null.
+     */
+    public function testToArrayNotNull()
+    {
+        $name = 'testName';
+
+        $context = new Context('', '', $name);
+        $context->setSize(123);
+        $context->setContext(new Phrase('', '', 'test'));
+
+        $result = $context->toArray();
+
+        $this->assertArrayHasKey($name, $result);
+
+        $data = $result[$name];
+        $this->assertArrayHasKey('completion', $data);
+
+        $completion = $data['completion'];
+        $this->assertArrayHasKey('size', $completion);
+
+        $this->assertEquals($completion['size'], 123);
+    }
+}

Suggester/PhraseTest.php

@@ -85,4 +85,15 @@ class PhraseTest extends \PHPUnit_Framework_TestCase
     {
         $this->assertEquals($expected, $phrase->toArray());
     }
+
+    /**
+     * Tests toArray method exception.
+     *
+     * @expectedException \LogicException
+     */
+    public function testToArrayException()
+    {
+        $phrase = new Phrase('', '');
+        $phrase->toArray();
+    }
 }

Suggester/TermTest.php

@@ -76,4 +76,15 @@ class TermTest extends \PHPUnit_Framework_TestCase
     {
         $this->assertEquals($expected, $suggester->toArray());
     }
+
+    /**
+     * Tests toArray method exception.
+     *
+     * @expectedException \LogicException
+     */
+    public function testToArrayException()
+    {
+        $term = new Term('', '');
+        $term->toArray();
+    }
 }