Drop support under PHP 7.4, update to PHPUnit 9.

composer.json

@@ -41,14 +41,14 @@
     }
   ],
   "require": {
-    "php": ">=5.3.3",
+    "php": ">=7.4",
     "ext-mbstring": "*",
     "ext-intl": "*"
   },
   "require-dev": {
     "ext-json": "*",
-    "symfony/yaml": "^2.6.0|^3.4.0|^4.4.0|^5.0.0",
-    "phpunit/phpunit": "4.8.*|5.7.*|6.5.*",
+    "symfony/yaml": "^5.0.0",
+    "phpunit/phpunit": "^9.5",
     "twitter/twitter-text": "^3.0.0"
   },
   "autoload": {

phpunit.xml.dist

@@ -3,19 +3,18 @@
          colors="true"
          convertErrorsToExceptions="true"
          convertNoticesToExceptions="true"
-         convertWarningsToExceptions="true"
-         syntaxCheck="true">
+         convertWarningsToExceptions="true">
 
   <testsuites>
     <testsuite name="twitter">
       <directory suffix=".php">tests/TestCase</directory>
     </testsuite>
   </testsuites>
 
-  <filter>
-    <whitelist addUncoveredFilesFromWhitelist="true">
+  <coverage>
+    <include>
       <directory suffix=".php">lib/Twitter</directory>
-    </whitelist>
-  </filter>
+    </include>
+  </coverage>
 
 </phpunit>

tests/TestCase/AutolinkTest.php

@@ -23,13 +23,13 @@
  */
 class AutolinkTest extends TestCase
 {
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
         $this->linker = new Autolink();
     }
 
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->linker);
         parent::tearDown();

tests/TestCase/ConfigurationTest.php

@@ -32,7 +32,7 @@ class ConfigurationTest extends TestCase
      *
      * @return void
      */
-    protected function setUp()
+    protected function setUp(): void
     {
         $this->config = new Configuration();
     }
@@ -42,7 +42,7 @@ protected function setUp()
      *
      * @return void
      */
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->config);
     }

tests/TestCase/ConformanceTest.php

@@ -33,7 +33,7 @@
  */
 class ConformanceTest extends TestCase
 {
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
         $this->linker = new Autolink();
@@ -44,7 +44,7 @@ protected function setUp()
         $this->parser = new Parser();
     }
 
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->linker);
         parent::tearDown();

tests/TestCase/ExtractorTest.php

@@ -31,13 +31,13 @@ class ExtractorTest extends TestCase
      */
     private $extractor;
 
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
         $this->extractor = Extractor::create();
     }
 
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->extractor);
         parent::tearDown();

tests/TestCase/HitHighlighterTest.php

@@ -23,13 +23,13 @@
  */
 class HitHighlighterTest extends TestCase
 {
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
         $this->highlighter = new HitHighlighter();
     }
 
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->highlighter);
         parent::tearDown();

tests/TestCase/InternalEncodingTest.php

@@ -34,7 +34,7 @@
  */
 class InternalEncodingTest extends TestCase
 {
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
         mb_internal_encoding('iso-8859-1');
@@ -46,7 +46,7 @@ protected function setUp()
         $this->parser = new Parser();
     }
 
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->linker);
         mb_internal_encoding('UTF-8');

tests/TestCase/ParseResultsTest.php

@@ -33,7 +33,7 @@ class ParseResultsTest extends TestCase
      *
      * @return void
      */
-    protected function setUp()
+    protected function setUp(): void
     {
         $this->results = new ParseResults();
     }
@@ -43,7 +43,7 @@ protected function setUp()
      *
      * @return void
      */
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->results);
     }
@@ -136,10 +136,11 @@ public function dataSetVariable()
      * test set valiable
      *
      * @dataProvider dataSetInvalidRange
-     * @expectedException \RangeException
      */
     public function testSetInvalidRange($message, $key, $value)
     {
+        $this->expectException(\RangeException::class);
+
         $this->results->$key = $value;
     }
 

tests/TestCase/ParserTest.php

@@ -34,7 +34,7 @@ class ParserTest extends TestCase
      *
      * @return void
      */
-    protected function setUp()
+    protected function setUp(): void
     {
         $this->parser = new Parser();
     }
@@ -44,7 +44,7 @@ protected function setUp()
      *
      * @return void
      */
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->parser);
     }

tests/TestCase/TldConformanceTest.php

@@ -24,13 +24,13 @@
  */
 class TldConformanceTest extends TestCase
 {
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
         $this->extractor = new Extractor();
     }
 
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->extractor);
         parent::tearDown();

tests/TestCase/ValidatorTest.php

@@ -24,13 +24,13 @@
  */
 class ValidatorTest extends TestCase
 {
-    protected function setUp()
+    protected function setUp(): void
     {
         parent::setUp();
         $this->validator = new Validator();
     }
 
-    protected function tearDown()
+    protected function tearDown(): void
     {
         unset($this->validator);
         parent::tearDown();