Fix static analysis errors

src/Bin/run-paraunit.inc.php

@@ -4,7 +4,8 @@
 
 namespace Paraunit\Bin;
 
-if (! ini_get('date.timezone') && ! date_default_timezone_get()) {
+/** @psalm-suppress RiskyTruthyFalsyComparison */
+if (! ini_get('date.timezone')) {
     date_default_timezone_set('UTC');
 }
 // HOTFIX -- needed to fool the Symfony's WebTestCase

src/Configuration/PHPUnitBinFile.php

@@ -53,7 +53,7 @@ public function getPhpUnitBin(): string
     private function setPhpUnitBin(string $phpUnitBin): void
     {
         $realpath = realpath($phpUnitBin);
-        if (! $realpath) {
+        if (false === $realpath) {
             throw new \RuntimeException('Unable set PHPUnit binary real path');
         }
 

src/Configuration/ParallelConfiguration.php

@@ -62,7 +62,7 @@ protected function tagEventSubscribers(ContainerBuilder $container): void
 
             $class = $definition->getClass() ?? $id;
             $implements = class_implements($class);
-            if ($implements && array_key_exists(EventSubscriberInterface::class, $implements)) {
+            if (array_key_exists(EventSubscriberInterface::class, $implements ?: [])) {
                 $definition->addTag(self::TAG_EVENT_SUBSCRIBER);
             }
         }

src/Logs/ValueObject/LogData.php

@@ -48,7 +48,7 @@ public function jsonSerialize(): array
             'test' => $this->test->name,
         ];
 
-        if ($this->message) {
+        if (null !== $this->message) {
             $data['message'] = $this->message;
         }
 
@@ -58,6 +58,7 @@ public function jsonSerialize(): array
 
     private function convertToUtf8(string $string): string
     {
+        /** @psalm-suppress RiskyTruthyFalsyComparison */
         if (! \mb_detect_encoding($string, 'UTF-8', true)) {
             return \mb_convert_encoding($string, 'UTF-8');
         }

src/TestResult/ValueObject/TestIssue.php

@@ -33,6 +33,9 @@ public function getSymbol(): string
         };
     }
 
+    /**
+     * @psalm-suppress InternalMethod
+     */
     public function isMoreImportantThan(?ComparableTestStatus $status): bool
     {
         if (! $status instanceof ComparableTestStatus) {
@@ -42,6 +45,9 @@ public function isMoreImportantThan(?ComparableTestStatus $status): bool
         return $this->toPHPUnit()->isMoreImportantThan($status->toPHPUnit());
     }
 
+    /**
+     * @psalm-suppress InternalClass, InternalMethod
+     */
     public function toPHPUnit(): TestStatus
     {
         return match ($this) {

src/TestResult/ValueObject/TestOutcome.php

@@ -45,6 +45,9 @@ public function getSymbol(): string
         };
     }
 
+    /**
+     * @psalm-suppress InternalMethod
+     */
     public function isMoreImportantThan(?ComparableTestStatus $status): bool
     {
         if (! $status instanceof ComparableTestStatus) {
@@ -54,6 +57,9 @@ public function isMoreImportantThan(?ComparableTestStatus $status): bool
         return $this->toPHPUnit()->isMoreImportantThan($status->toPHPUnit());
     }
 
+    /**
+     * @psalm-suppress InternalClass, InternalMethod
+     */
     public function toPHPUnit(): TestStatus
     {
         return match ($this) {

src/TestResult/ValueObject/TestResult.php

@@ -17,7 +17,7 @@ public function __construct(
 
     public static function from(LogData $log): self
     {
-        if ($log->message) {
+        if (null !== $log->message && '' !== $log->message) {
             return new TestResultWithMessage($log->test, $log->status->toTestStatus(), $log->message);
         }
 

tests/Unit/Logs/TestHook/ExecutionStartedTest.php

@@ -38,6 +38,6 @@ protected function createEvent(): TestSuiteExecutionStarted
 
     protected function getExpectedMessage(): ?string
     {
-        return null;
+        return '0';
     }
 }

tests/Unit/Logs/TestHook/PhpUnitDeprecationTest.php

@@ -32,6 +32,9 @@ protected function createEvent(): PhpUnitDeprecationTriggered
         );
     }
 
+    /**
+     * @return non-empty-string
+     */
     protected function getExpectedMessage(): string
     {
         return 'test message';

tests/Unit/Logs/TestHook/PhpUnitWarningTest.php

@@ -32,6 +32,9 @@ protected function createEvent(): PhpunitWarningTriggered
         );
     }
 
+    /**
+     * @return non-empty-string
+     */
     protected function getExpectedMessage(): string
     {
         return 'test warning message';