QA - Test Cov - ext:pcntl - pcntl_signal() - max signal allowed (#8956)

Co-authored-by: jcm <juan.carlos.morales@tradebyte.com>
Co-authored-by: Christoph M. Becker <cmbecker69@gmx.de>

Author: 3 people

ext/pcntl/tests/pcntl_signal_001.phpt

@@ -0,0 +1,16 @@
+--TEST--
+pcntl_signal() signal greater than max available.
+--EXTENSIONS--
+pcntl
+--FILE--
+<?php
+try {
+    pcntl_signal(1000000, function($signo){
+        echo "signaled\n";
+    });    
+} catch (Error $e) {
+    echo $e->getMessage();
+}
+?>
+--EXPECTF--
+pcntl_signal(): Argument #1 ($signal) must be less than %d