bumped dependencies

- added support for PHP 8.0
- dropped support for PHP 7.0, 7.1, 7.2

.travis.yml

@@ -2,16 +2,16 @@ language: php
 
 matrix:
   include:
-    - php: 7.0
-      env: DEPS='lowest'
     - php: 7.3
-      env: SYMFONY_VERSION='3.4.*' SYMFONY_DEPRECATIONS_HELPER='max[self]=0&max[direct]=0&max[indirect]=1'
+      env: DEPS='lowest'
+    - php: 7.4
+      env: SYMFONY_VERSION='3.4.*'
     # TODO remove as soon as Symfony >= 4.2 is required
-    - php: 7.3
-      env: SYMFONY_VERSION='3.4.*' WITH_TRANSLATION_CONTRACTS='yes' SYMFONY_DEPRECATIONS_HELPER='max[self]=0&max[direct]=0&max[indirect]=1'
-    - php: 7.3
-      env: SYMFONY_VERSION='4.4.*'
     - php: 7.4
+      env: SYMFONY_VERSION='3.4.*' WITH_TRANSLATION_CONTRACTS='yes'
+    - php: 7.4
+      env: SYMFONY_VERSION='4.4.*'
+    - php: 8.0
       env: DEPS='unmodified'
   fast_finish: true
 

Tests/IntegrationTestCase.php

@@ -31,7 +31,7 @@ protected static function createKernel(array $options = []) {
 	/**
 	 * {@inheritDoc}
 	 */
-	protected function setUp() {
+	protected function setUp() : void {
 		static::$client = static::createClient();
 	}
 

Tests/Twig/Extension/CountryExtensionTest.php

@@ -19,7 +19,7 @@ class CountryExtensionTest extends TestCase {
 	 */
 	protected $ext;
 
-	protected function setUp() {
+	protected function setUp() : void {
 		\Locale::setDefault('en');
 
 		 $this->ext = new CountryExtension();

composer.json

@@ -28,11 +28,11 @@
 		"symfony/validator": "~3.4|~4.4|~5.1"
 	},
 	"require-dev": {
-		"craue/translations-tests": "^1.0",
+		"craue/translations-tests": "^1.1",
 		"doctrine/instantiator": "^1.0.5",
-		"phpunit/phpunit": "^6.5.13|^7.5.1",
-		"symfony/phpunit-bridge": "~5.1",
-		"symfony/symfony": "~3.4|~4.4|~5.1"
+		"phpunit/phpunit": "^9.4",
+		"symfony/phpunit-bridge": "^5.2",
+		"symfony/symfony": "~3.4.23|~4.4|~5.1"
 	},
 	"minimum-stability": "stable",
 	"autoload": {

phpunit.xml.dist

@@ -11,15 +11,15 @@
 			<directory suffix="Test.php">Tests</directory>
 		</testsuite>
 	</testsuites>
-	<filter>
-		<whitelist>
+	<coverage>
+		<include>
 			<directory suffix=".php">.</directory>
-			<exclude>
-				<directory suffix=".php">Tests</directory>
-				<directory suffix=".php">vendor</directory>
-			</exclude>
-		</whitelist>
-	</filter>
+		</include>
+		<exclude>
+			<directory suffix=".php">Tests</directory>
+			<directory suffix=".php">vendor</directory>
+		</exclude>
+	</coverage>
 	<php>
 		<env name="SHELL_VERBOSITY" value="-1" />
 		<!--