Add use functions on tests

Signed-off-by: Felipe Sayão Lobato Abreu <github@mentordosnerds.com>

Author: coisa

src/Worker/Worker.php

@@ -33,6 +33,7 @@
 use function ob_end_flush;
 use function ob_get_level;
 use function ob_start;
+use function pcntl_fork;
 use function posix_get_last_error;
 use function posix_kill;
 use function restore_error_handler;

src/Worker/WorkerState.php

@@ -21,6 +21,11 @@
 use FastForward\Fork\Signal\Signal;
 use Psr\Log\LoggerInterface;
 
+use function pcntl_wifexited;
+use function pcntl_wifsignaled;
+use function pcntl_wexitstatus;
+use function pcntl_wtermsig;
+
 /**
  * Stores the mutable runtime state associated with a worker process.
  *

tests/Manager/ForkManagerTest.php

@@ -35,6 +35,7 @@
 use PHPUnit\Framework\TestCase;
 
 use function getmypid;
+use function pcntl_fork;
 use function posix_getpid;
 use function posix_kill;
 use function usleep;

tests/Worker/WorkerStateTest.php

@@ -26,6 +26,7 @@
 use PHPUnit\Framework\Attributes\Test;
 use PHPUnit\Framework\TestCase;
 
+use function pcntl_fork;
 use function pcntl_waitpid;
 use function posix_kill;
 use function usleep;

tests/Worker/WorkerTest.php

@@ -39,6 +39,7 @@
 use Psr\Log\LoggerInterface;
 
 use function getmypid;
+use function pcntl_fork;
 use function pcntl_waitpid;
 use function posix_kill;
 use function trigger_error;