From 26a7fab00b831cab5beb8c90ccd0f206020f08cf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=A9r=C3=A9my=20Halin?= <jeremy.halin@gmail.com>
Date: Tue, 4 Oct 2022 16:14:27 +0200
Subject: [PATCH] docs(console): add caution for testing option

Add a caution about `InputOption::VALUE_NONE` testing.
Passing only a value without a key doesn't work and can lead to misunderstanding.
---
 console.rst | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/console.rst b/console.rst
index 9dd9cecddb4..ed7ff754c78 100644
--- a/console.rst
+++ b/console.rst
@@ -546,6 +546,15 @@ call ``setAutoExit(false)`` on it to get the command result in ``CommandTester``
         $application->setAutoExit(false);
 
         $tester = new ApplicationTester($application);
+        
+
+.. caution::
+
+    When testing ``InputOption::VALUE_NONE`` command option, be sure to pass an empty
+    value like so::
+    
+        $commandTester = new CommandTester($command);
+        $commandTester->execute(['--some-option' => '']);
 
 .. note::