From eb5ce8b4ec6f37556919410db10316fc002865a5 Mon Sep 17 00:00:00 2001
From: Sergii Khrystenko <sergii.khrystenko@komputronik.pl>
Date: Thu, 15 Feb 2024 13:50:09 +0100
Subject: [PATCH] Trigger ssl_protocol deprecation when it is really not null
 and not AMQPConnectionConfig instance

---
 .../Connection/AMQPStreamConnection.php       |  2 +-
 .../Connection/AMQPStreamConnectionTest.php   | 45 ++++++++++++++++++-
 2 files changed, 44 insertions(+), 3 deletions(-)

diff --git a/PhpAmqpLib/Connection/AMQPStreamConnection.php b/PhpAmqpLib/Connection/AMQPStreamConnection.php
index f9f5c377f..3480d1122 100644
--- a/PhpAmqpLib/Connection/AMQPStreamConnection.php
+++ b/PhpAmqpLib/Connection/AMQPStreamConnection.php
@@ -45,7 +45,7 @@ public function __construct(
         $ssl_protocol = null,
         ?AMQPConnectionConfig $config = null
     ) {
-        if (func_num_args() === 17 || ($ssl_protocol !== null && $ssl_protocol instanceof AMQPConnectionConfig === false)) {
+        if ($ssl_protocol !== null && $ssl_protocol instanceof AMQPConnectionConfig === false) {
             trigger_error(
                 '$ssl_protocol parameter is deprecated, use stream_context_set_option($context, \'ssl\', \'crypto_method\', $ssl_protocol) instead (see https://www.php.net/manual/en/function.stream-socket-enable-crypto.php for possible values)',
                 E_USER_DEPRECATED
diff --git a/tests/Unit/Connection/AMQPStreamConnectionTest.php b/tests/Unit/Connection/AMQPStreamConnectionTest.php
index fad5b8626..8ea267924 100644
--- a/tests/Unit/Connection/AMQPStreamConnectionTest.php
+++ b/tests/Unit/Connection/AMQPStreamConnectionTest.php
@@ -2,6 +2,7 @@
 
 namespace PhpAmqpLib\Tests\Unit\Connection;
 
+use InvalidArgumentException;
 use PhpAmqpLib\Connection\AMQPStreamConnection;
 use PHPUnit\Framework\TestCase;
 
@@ -10,9 +11,9 @@ class AMQPStreamConnectionTest extends TestCase
     /**
      * @test
      */
-    public function channel_rpc_timeout_should_be_invalid_if_greater_than_read_write_timeout()
+    public function channel_rpc_timeout_should_be_invalid_if_greater_than_read_write_timeout(): void
     {
-        $this->expectException(\InvalidArgumentException::class);
+        $this->expectException(InvalidArgumentException::class);
         $this->expectExceptionMessage('channel RPC timeout must not be greater than I/O read-write timeout');
 
         new AMQPStreamConnection(
@@ -33,4 +34,44 @@ public function channel_rpc_timeout_should_be_invalid_if_greater_than_read_write
             5.0
         );
     }
+
+    /**
+     * @test
+     * Generate deprecation warning if ssl_protocol is set
+     */
+    public function trigger_deprecation_is_ssl_protocol_set(): void
+    {
+        $deprecationMessage = '';
+        $deprecationCode = '';
+        set_error_handler(
+            static function ($errno, $errstr) use (&$deprecationMessage, &$deprecationCode) {
+                $deprecationMessage = $errstr;
+                $deprecationCode = $errno;
+            },
+            E_USER_DEPRECATED
+        );
+
+        new AMQPStreamConnection(
+            HOST,
+            PORT,
+            USER,
+            PASS,
+            VHOST,
+            false,
+            'AMQPLAIN',
+            null,
+            'en_US',
+            3.0,
+            3.0,
+            null,
+            false,
+            0,
+            3.0,
+            'test_ssl_protocol'
+        );
+
+        restore_error_handler();
+        $this->assertEquals(E_USER_DEPRECATED, $deprecationCode);
+        $this->assertEquals('$ssl_protocol parameter is deprecated, use stream_context_set_option($context, \'ssl\', \'crypto_method\', $ssl_protocol) instead (see https://www.php.net/manual/en/function.stream-socket-enable-crypto.php for possible values)', $deprecationMessage);
+    }
 }