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vendor/swoole/tests/swoole_lock/mutex.phpt

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+--TEST--
+swoole_lock: mutex
+
+--SKIPIF--
+<?php require  __DIR__ . '/../include/skipif.inc'; ?>
+--INI--
+assert.active=1
+assert.warning=1
+assert.bail=0
+assert.quiet_eval=0
+
+
+--FILE--
+<?php
+require_once __DIR__ . '/../include/bootstrap.php';
+
+use Swoole\Lock;
+
+$lock = new Lock(LOCK::MUTEX);
+assert($lock->lock());
+
+if (pcntl_fork() > 0)
+{
+    sleep(1);
+    assert($lock->unlock());
+    echo "[Parent] exit\n";
+    pcntl_wait($status);
+}
+else
+{
+    echo "[Child] Wait Lock\n";
+    assert($lock->lock());
+    echo "[Child] Get Lock\n";
+    assert($lock->unlock());
+    exit("[Child] exit\n");
+}
+?>
+--EXPECT--
+[Child] Wait Lock
+[Parent] exit
+[Child] Get Lock
+[Child] exit