Php84 compatibility

.github/workflows/php.yml

@@ -8,7 +8,7 @@ jobs:
       fail-fast: false
       matrix:
         operating-system: [ubuntu-latest]
-        php-versions: ['7.4', '8.0', '8.1', '8.2', '8.3']
+        php-versions: ['8.1', '8.2', '8.3', '8.4']
 
     steps:
     - name: Checkout
@@ -25,7 +25,7 @@ jobs:
       run: composer install --prefer-dist --no-progress --no-suggest --no-interaction
 
     - name: phpcs
-      run: vendor/bin/php-cs-fixer fix --diff --dry-run -v
+      run: PHP_CS_FIXER_IGNORE_ENV=1 vendor/bin/php-cs-fixer fix --diff --dry-run -v
 
     - name: psalm
       run: vendor/bin/psalm --show-info=false

.gitignore

@@ -16,3 +16,4 @@ stats.log
 
 # php-cs-fixer
 .php-cs-fixer.cache
+/.phpunit.cache/test-results

composer.json

@@ -18,12 +18,12 @@
         }
     ],
     "require": {
-        "php": ">= 7.3 || ^8"
+        "php": "^8.1"
     },
     "require-dev": {
-        "phpunit/phpunit": "^9",
-        "vimeo/psalm": "^4.6",
-        "friendsofphp/php-cs-fixer": "^3.0"
+        "phpunit/phpunit": "^10.5",
+        "vimeo/psalm": "^6.12",
+        "friendsofphp/php-cs-fixer": "^3.75"
     },
     "autoload": {
         "psr-4": {

phpunit.xml.dist

@@ -1,13 +1,24 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" backupGlobals="false" backupStaticAttributes="false" bootstrap="tests/bootstrap.php" colors="true" convertErrorsToExceptions="true" convertNoticesToExceptions="true" convertWarningsToExceptions="true" processIsolation="false" stopOnFailure="false" xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
-  <coverage processUncoveredFiles="true">
-    <include>
-      <directory suffix=".php">./src</directory>
-    </include>
-  </coverage>
-  <testsuites>
-    <testsuite name="statsd-php Test Suite">
-      <directory>tests/unit</directory>
-    </testsuite>
-  </testsuites>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         backupGlobals="false"
+         bootstrap="tests/bootstrap.php"
+         colors="true"
+         processIsolation="false"
+         stopOnFailure="false"
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/11.5/phpunit.xsd"
+         cacheDirectory=".phpunit.cache"
+         backupStaticProperties="false"
+         displayDetailsOnTestsThatTriggerDeprecations="true"
+         displayDetailsOnPhpunitDeprecations="true"
+>
+    <testsuites>
+        <testsuite name="statsd-php Test Suite">
+            <directory>tests/unit</directory>
+        </testsuite>
+    </testsuites>
+    <source>
+        <include>
+            <directory suffix=".php">./src</directory>
+        </include>
+    </source>
 </phpunit>

psalm.xml

@@ -51,5 +51,10 @@
         <RawObjectIteration errorLevel="info" />
 
         <InvalidStringClass errorLevel="info" />
+        <UnusedClass errorLevel="info" />
+        <MissingOverrideAttribute errorLevel="info" />
+        <ClassMustBeFinal errorLevel="suppress"/>
+        <PossiblyUnusedMethod errorLevel="info" />
+        <PossiblyUnusedReturnValue errorLevel="info" />
     </issueHandlers>
 </psalm>

src/Client.php

@@ -129,7 +129,7 @@ public function timing(string $key, float $value, float $sampleRate = 1.0, array
      */
     public function startTiming(string $key, array $tags = []): void
     {
-        $timingKey = $key . md5(json_encode($tags));
+        $timingKey = $key . md5((string)json_encode($tags));
         $this->timings[$timingKey] = gettimeofday(true);
     }
 
@@ -145,7 +145,7 @@ public function startTiming(string $key, array $tags = []): void
     public function endTiming(string $key, float $sampleRate = 1.0, array $tags = []): ?float
     {
         $end = gettimeofday(true);
-        $timingKey = $key . md5(json_encode($tags));
+        $timingKey = $key . md5((string)json_encode($tags));
 
         if (isset($this->timings[$timingKey])) {
             $timing = ($end - $this->timings[$timingKey]) * 1000;
@@ -266,10 +266,10 @@ private function send(string $key, $value, string $type, float $sampleRate, arra
             $key = $this->namespace . '.' . $key;
         }
 
-        $message = $key . ':' . $value . '|' . $type;
+        $message = $key . ':' . ((string)$value) . '|' . $type;
 
         if ($sampleRate < 1) {
-            $sampledData = $message . '|@' . $sampleRate;
+            $sampledData = $message . '|@' . ((string)$sampleRate);
         } else {
             $sampledData = $message;
         }

src/Connection/File.php

@@ -32,7 +32,7 @@ public function __construct(string $filePath, string $mode = "a+")
 
     private function open(): void
     {
-        $this->handle = @fopen($this->filePath, $this->mode);
+        $this->handle = @fopen($this->filePath, $this->mode) ?: null;
     }
 
     public function send(string $message): void

src/Connection/InMemory.php

@@ -15,7 +15,7 @@ class InMemory implements Connection
     /**
      * @var string[]
      */
-    private $messages = [];
+    private array $messages = [];
 
     public function send(string $message): void
     {

src/Connection/InetSocket.php

@@ -14,36 +14,28 @@ abstract class InetSocket implements Connection
 
     /**
      * host name
-     *
-     * @var string
      */
-    protected $host;
+    protected string $host;
 
     /**
      * port number
-     *
-     * @var int
      */
-    protected $port;
+    protected int $port;
 
     /**
      * Socket timeout
-     *
-     * @var int
      */
-    private $timeout;
+    private int $timeout;
 
     /**
      * Persistent connection
-     *
-     * @var bool
      */
-    private $persistent = false;
+    private bool $persistent;
 
     /**
-     * @var int
+     * @var int<1, max>
      */
-    private $maxPayloadSize;
+    private int $maxPayloadSize;
 
     /**
      * instantiates the Connection object and a real connection to statsd
@@ -64,11 +56,19 @@ public function __construct(
         $this->host = $host;
         $this->port = $port;
         $this->persistent = $persistent;
-        $this->maxPayloadSize = $mtu -
+        $maxPayloadSize = $mtu -
             self::IP_HEADER_SIZE -
             $this->getProtocolHeaderSize() -
             strlen(self::LINE_DELIMITER);
 
+        if ($maxPayloadSize <= 0) {
+            throw new \InvalidArgumentException(
+                'The maximum payload size must be greater than 0. Please check the MTU value.'
+            );
+        }
+
+        $this->maxPayloadSize = $maxPayloadSize;
+
         if ($timeout === null) {
             $this->timeout = (int) ini_get('default_socket_timeout');
         } else {

src/Connection/TcpSocketException.php

@@ -6,7 +6,7 @@
 
 class TcpSocketException extends \RuntimeException
 {
-    public function __construct(string $host, int $port, string $message, \Exception $previous = null)
+    public function __construct(string $host, int $port, string $message, ?\Exception $previous = null)
     {
         parent::__construct(
             sprintf('Couldn\'t connect to host "%s:%d": %s', $host, $port, $message),

src/Connection/UdpSocket.php

@@ -69,9 +69,9 @@ protected function connect(string $host, int $port, int $timeout, bool $persiste
         $url = 'udp://' . $host;
 
         if ($persistent) {
-            $this->socket = @pfsockopen($url, $port, $errorNumber, $errorMessage, $timeout);
+            $this->socket = @pfsockopen($url, $port, $errorNumber, $errorMessage, $timeout) ?: null;
         } else {
-            $this->socket = @fsockopen($url, $port, $errorNumber, $errorMessage, $timeout);
+            $this->socket = @fsockopen($url, $port, $errorNumber, $errorMessage, $timeout) ?: null;
         }
     }
 

src/StatsdAwareTrait.php

@@ -7,10 +7,7 @@
  */
 trait StatsdAwareTrait
 {
-    /**
-     * @var Client
-     */
-    protected $statsd;
+    protected Client $statsd;
 
     /**
      * Sets the StatsD client.

tests/unit/ClientTest.php

@@ -5,6 +5,8 @@
 namespace Domnikl\Test\Statsd;
 
 use Domnikl\Statsd\Client as Client;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\Attributes\Group;
 use PHPUnit\Framework\TestCase;
 
 class ClientTest extends TestCase
@@ -58,18 +60,16 @@ public function testCountWithFloatValue()
         );
     }
 
-    public function sampleRateData()
+    public static function sampleRateData()
     {
         return [
             [0.9, 1, '0.9'],
             [0.9, 0.5, '0.5'],
         ];
     }
 
-    /**
-     * @dataProvider sampleRateData
-     * @group sampling
-     */
+    #[DataProvider('sampleRateData')]
+    #[Group('sampling')]
     public function testCountWithSamplingRate(float $globalSampleRate, float $sampleRate, string $expectedSampleRate)
     {
         $client = new Client($this->connection, 'test', $globalSampleRate);
@@ -82,10 +82,8 @@ public function testCountWithSamplingRate(float $globalSampleRate, float $sample
         );
     }
 
-    /**
-     * @dataProvider sampleRateData
-     * @group sampling
-     */
+    #[DataProvider('sampleRateData')]
+    #[Group('sampling')]
     public function testCountWithSamplingRateAndTags(float $globalSampleRate, float $sampleRate, string $expectedSampleRate)
     {
         $client = new Client($this->connection, 'test', $globalSampleRate);
@@ -107,10 +105,8 @@ public function testIncrement()
         );
     }
 
-    /**
-     * @dataProvider sampleRateData
-     * @group sampling
-     */
+    #[DataProvider('sampleRateData')]
+    #[Group('sampling')]
     public function testIncrementWithSamplingRate(float $globalSampleRate, float $sampleRate, string $expectedSampleRate)
     {
         $client = new Client($this->connection, 'test', $globalSampleRate);
@@ -123,10 +119,8 @@ public function testIncrementWithSamplingRate(float $globalSampleRate, float $sa
         );
     }
 
-    /**
-     * @dataProvider sampleRateData
-     * @group sampling
-     */
+    #[DataProvider('sampleRateData')]
+    #[Group('sampling')]
     public function testIncrementWithSamplingRateAndTags(float $globalSampleRate, float $sampleRate, string $expectedSampleRate)
     {
         $client = new Client($this->connection, 'test', $globalSampleRate);
@@ -148,10 +142,8 @@ public function testDecrement()
         );
     }
 
-    /**
-     * @dataProvider sampleRateData
-     * @group sampling
-     */
+    #[DataProvider('sampleRateData')]
+    #[Group('sampling')]
     public function testDecrementWithSamplingRate(float $globalSampleRate, float $sampleRate, string $expectedSampleRate)
     {
         $client = new Client($this->connection, 'test', $globalSampleRate);
@@ -164,10 +156,8 @@ public function testDecrementWithSamplingRate(float $globalSampleRate, float $sa
         );
     }
 
-    /**
-     * @dataProvider sampleRateData
-     * @group sampling
-     */
+    #[DataProvider('sampleRateData')]
+    #[Group('sampling')]
     public function testDecrementWithSamplingRateAndTags(float $globalSampleRate, float $sampleRate, string $expectedSampleRate)
     {
         $client = new Client($this->connection, 'test', $globalSampleRate);
@@ -190,10 +180,8 @@ public function testCanMeasureTimingWithClosure()
     }
 
 
-    /**
-     * @dataProvider sampleRateData
-     * @group sampling
-     */
+    #[DataProvider('sampleRateData')]
+    #[Group('sampling')]
     public function testTimingWithSamplingRate(float $globalSampleRate, float $sampleRate, string $expectedSampleRate)
     {
         $client = new Client($this->connection, 'test', $globalSampleRate);
@@ -232,10 +220,8 @@ public function testEndTimingReturnsTiming()
         $this->assertGreaterThanOrEqual($sleep / 1000, $this->client->endTiming($key));
     }
 
-    /**
-     * @dataProvider sampleRateData
-     * @group sampling
-     */
+    #[DataProvider('sampleRateData')]
+    #[Group('sampling')]
     public function testStartEndTimingWithSamplingRate(float $globalSampleRate, float $sampleRate, string $expectedSampleRate)
     {
         $client = new Client($this->connection, 'test', $globalSampleRate);
@@ -265,9 +251,7 @@ public function testTimeClosure()
         );
     }
 
-    /**
-     * @group memory
-     */
+    #[Group('memory')]
     public function testMemory()
     {
         $this->client->memory('foo.bar');
@@ -277,9 +261,7 @@ public function testMemory()
         );
     }
 
-    /**
-     * @group memory
-     */
+    #[Group('memory')]
     public function testMemoryProfile()
     {
         $this->client->startMemoryProfile('foo.bar');