More phpunit fixes (#12)

Author: Firehed

CHANGELOG.md

@@ -2,6 +2,10 @@
 All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/) and this project adheres to [Semantic Versioning](http://semver.org/).
+## [2.1.5] - 2019-02-04
+### Summary
+- More tests changes to improve compatibility with PHPUnit 8
+
 ## [2.1.4] - 2019-02-04
 ### Summary
 - Changes some tests to improve compatibility with PHPUnit 8

tests/ValidationTestTrait.php

@@ -20,33 +20,40 @@ abstract protected function getValidation();
     public function testGetRequiredInputs()
     {
         $inputs = $this->getValidation()->getRequiredInputs();
-        $this->assertInternalType('array',
+        $this->assertIsArray(
             $inputs,
-            'getRequiredInputs did not return an array');
+            'getRequiredInputs did not return an array'
+        );
         foreach ($inputs as $key => $type) {
-            $this->assertInternalType('string',
+            $this->assertIsString(
                 $key,
-                'getRequiredInputs contains an invalid key');
-            $this->assertInstanceOf('Firehed\Input\Objects\InputObject',
+                'getRequiredInputs contains an invalid key'
+            );
+            $this->assertInstanceOf(Objects\InputObject::class,
                 $type,
-                "getRequiredInputs[$key] is not an InputObject");
+                "getRequiredInputs[$key] is not an InputObject"
+            );
         }
     }
 
     /** @covers ::getOptionalInputs */
     public function testGetOptionalInputs()
     {
         $inputs = $this->getValidation()->getOptionalInputs();
-        $this->assertInternalType('array',
+        $this->assertIsArray(
             $inputs,
-            'getOptionalInputs did not return an array');
+            'getOptionalInputs did not return an array'
+        );
         foreach ($inputs as $key => $type) {
-            $this->assertInternalType('string',
+            $this->assertIsString(
                 $key,
-                'getOptionalInputs contains an invalid key');
-            $this->assertInstanceOf('Firehed\Input\Objects\InputObject',
+                'getOptionalInputs contains an invalid key'
+            );
+            $this->assertInstanceOf(
+                Objects\InputObject::class,
                 $type,
-                "getOptionalInputs[$key] is not an InputObject");
+                "getOptionalInputs[$key] is not an InputObject"
+            );
         }
     }