Add type hints

Author: Maks3w

test/FastPriorityQueueTest.php

@@ -9,13 +9,24 @@
 
 namespace ZendTest\Stdlib;
 
+use Zend\Stdlib\Exception\InvalidArgumentException;
 use Zend\Stdlib\FastPriorityQueue;
 
 /**
  * @group      Zend_Stdlib
  */
 class FastPriorityQueueTest extends \PHPUnit_Framework_TestCase
 {
+    /**
+     * @var FastPriorityQueue
+     */
+    protected $queue;
+
+    /**
+     * @var string[]
+     */
+    protected $expected;
+
     public function setUp()
     {
         $this->queue = new FastPriorityQueue();
@@ -42,7 +53,7 @@ protected function getDataPriorityQueue()
         ];
     }
 
-    protected function insertDataQueue($queue)
+    protected function insertDataQueue(FastPriorityQueue $queue)
     {
         foreach ($this->getDataPriorityQueue() as $value => $priority) {
             $queue->insert($value, $priority);
@@ -154,11 +165,9 @@ public function testSetExtractFlag()
         $this->assertEquals($expected, $this->queue->extract());
     }
 
-    /**
-     * @expectedException Zend\Stdlib\Exception\InvalidArgumentException
-     */
     public function testSetInvalidExtractFlag()
     {
+        $this->setExpectedException(InvalidArgumentException::class, 'The extract flag specified is not valid');
         $this->queue->setExtractFlags('foo');
     }
 

test/PriorityListTest.php

@@ -116,7 +116,7 @@ public function testPriorityOnly()
         $this->list->insert('bar', new \stdClass(), 0);
         $this->list->insert('baz', new \stdClass(), 2);
 
-        $order = [];
+        $orders = [];
 
         foreach ($this->list as $key => $value) {
             $orders[] = $key;

test/SplPriorityQueueTest.php

@@ -16,6 +16,11 @@
  */
 class SplPriorityQueueTest extends \PHPUnit_Framework_TestCase
 {
+    /**
+     * @var SplPriorityQueue
+     */
+    protected $queue;
+
     public function setUp()
     {
         $this->queue = new SplPriorityQueue();

test/SplQueueTest.php

@@ -16,6 +16,11 @@
  */
 class SplQueueTest extends \PHPUnit_Framework_TestCase
 {
+    /**
+     * @var SplQueue
+     */
+    protected $queue;
+
     public function setUp()
     {
         $this->queue = new SplQueue();

test/SplStackTest.php

@@ -16,6 +16,11 @@
  */
 class SplStackTest extends \PHPUnit_Framework_TestCase
 {
+    /**
+     * @var SplStack
+     */
+    protected $stack;
+
     public function setUp()
     {
         $this->stack = new SplStack();

test/StringUtilsTest.php

@@ -9,6 +9,7 @@
 
 namespace ZendTest\Stdlib;
 
+use Exception;
 use PHPUnit_Framework_TestCase as TestCase;
 use Zend\Stdlib\ErrorHandler;
 use Zend\Stdlib\StringUtils;

test/StringWrapper/CommonStringWrapperTest.php

@@ -10,9 +10,13 @@
 namespace ZendTest\Stdlib\StringWrapper;
 
 use PHPUnit_Framework_TestCase as TestCase;
+use Zend\Stdlib\StringWrapper\StringWrapperInterface;
 
 abstract class CommonStringWrapperTest extends TestCase
 {
+    /**
+     * @return StringWrapperInterface
+     */
     abstract protected function getWrapper($encoding = null, $convertEncoding = null);
 
     public function strlenProvider()