2025 modernization

Author: tanerkay

.gitignore

@@ -1,5 +1,5 @@
 composer.lock
 composer.phar
 /vendor/
-.phpunit.result.cache
+.phpunit.cache/
 /bin/

README.md

@@ -41,13 +41,13 @@ TestCase examples
 
 If you run `php bin/phpunit` you will see the following output.
 
-    PHPUnit 9.5.20
-    
-    ...                 3 / 3 (100%)
-    
-    Time: 00:00.003, Memory: 6.00 MB
-    
-    OK (3 tests, 3 assertions)
+    PHPUnit 12.5-dev by Sebastian Bergmann and contributors.
+
+    .... 4 / 4 (100%)
+
+    Time: 00:00.002, Memory: 16.00 MB
+
+    OK (4 tests, 4 assertions)
 
 That's because you will find one class and its TestCase in the project
 in order to help you. You can delete them.

composer.json

@@ -4,10 +4,13 @@
     "keywords": ["kata", "TDD"],
     "homepage": "https://github.com/carlosbuenosvinos/php-kata",
     "type": "library",
+    "require": {
+        "php": "^8.2"
+    },
     "require-dev": {
-        "phpunit/phpunit": "^9.5",
-        "mockery/mockery": "^1.5",
-        "phpspec/phpspec": "^7.0"
+        "phpunit/phpunit": "^12.5",
+        "mockery/mockery": "^1.6",
+        "phpspec/phpspec": "^8.0"
     },
     "license": "MIT",
     "authors": [

phpunit.xml

@@ -2,22 +2,18 @@
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          xsi:noNamespaceSchemaLocation="./vendor/phpunit/phpunit/phpunit.xsd"
          bootstrap="vendor/autoload.php"
-         colors="true">
-    <php>
-        <ini name="intl.default_locale" value="en"/>
-        <ini name="intl.error_level" value="0"/>
-        <ini name="memory_limit" value="-1"/>
-    </php>
-
+         colors="true"
+         cacheDirectory=".phpunit.cache"
+>
     <testsuites>
         <testsuite name="Kata Test Suite">
             <directory>./tests/</directory>
         </testsuite>
     </testsuites>
 
-    <coverage processUncoveredFiles="true">
+    <source>
         <include>
             <directory suffix=".php">./src</directory>
         </include>
-    </coverage>
+    </source>
 </phpunit>

src/Adder.php

@@ -1,5 +1,7 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Kata;
 
 class Adder

tests/AdderTest.php

@@ -1,15 +1,16 @@
 <?php
 
+declare(strict_types=1);
+
 namespace Kata\Tests;
 
 use Kata\Adder;
+use PHPUnit\Framework\Attributes\DataProvider;
 use PHPUnit\Framework\TestCase;
 
 class AdderTest extends TestCase
 {
-    /**
-     * @dataProvider validSumsProvider
-     */
+    #[DataProvider('validSumsProvider')]
     public function testValidSums(?int $a, ?int $b, int $expectedResult): void
     {
         $this->assertEquals(
@@ -18,12 +19,13 @@ public function testValidSums(?int $a, ?int $b, int $expectedResult): void
         );
     }
 
-    public function validSumsProvider(): array
+    public static function validSumsProvider(): array
     {
         return [
             [null, null, 0],
             [0, 0, 0],
-            [1, 1, 2]
+            [1, 1, 2],
+            [-4, -2, -6],
         ];
     }
 }