updated phpunit

Author: Jozef Pistej

.travis.yml

@@ -1,7 +1,6 @@
 language: php
 
 php:
-  - '7.1'
   - '7.2'
   - '7.3'
   - '7.4'

composer.json

@@ -12,7 +12,7 @@
     ],
     "license": "BSD-3-Clause",
     "require": {
-        "php": ">=7.1",
+        "php": ">=7.2",
         "opentracing/opentracing": "^1.0.0",
         "ralouphie/getallheaders": "^2.0 || ^3.0",
         "yiisoft/yii": "^1.1.18"
@@ -22,7 +22,7 @@
     },
     "require-dev": {
         "jonahgeorge/jaeger-client-php": "dev-master",
-        "phpunit/phpunit": "^6.5.14",
+        "phpunit/phpunit": "^8.5.0",
         "roave/security-advisories": "dev-master"
     },
     "suggest": {

tests/ActiveRecordBehaviorTest.php

@@ -74,7 +74,7 @@ public function testTraceDelete()
         $activeRecord->delete();
     }
 
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
 

tests/Support/TestCase/DatabaseIntegrationTestCase.php

@@ -6,7 +6,7 @@
 
 abstract class DatabaseIntegrationTestCase extends TestCase
 {
-    protected function setUp()
+    protected function setUp():void
     {
         parent::setUp();
 

tests/Support/TestCase/TestCase.php

@@ -6,7 +6,7 @@
 
 abstract class TestCase extends \PHPUnit\Framework\TestCase
 {
-    protected function tearDown()
+    protected function tearDown(): void
     {
         $this->destroyApplication();