diff --git a/Zend/tests/arrow_functions/010.phpt b/Zend/tests/arrow_functions/010.phpt
new file mode 100644
index 0000000000000..d4b19efc6f20b
--- /dev/null
+++ b/Zend/tests/arrow_functions/010.phpt
@@ -0,0 +1,91 @@
+--TEST--
+Arrow functions auto-capture variables, by value.
+--FILE--
+<?php
+
+$a = 0;
+$fn = fn() {
+    var_dump(isset($a));
+    $a = 1;
+    var_dump($a);
+};
+var_dump($a);
+$fn();
+var_dump($a);
+
+$a = 2;
+$fn = fn() {
+    $a++;
+    var_dump($a);
+};
+var_dump($a);
+$fn();
+var_dump($a);
+
+$a = 3;
+$fn = fn() {
+    if (false) $a = 4;
+    var_dump($a);
+};
+var_dump($a);
+$fn();
+var_dump($a);
+
+$a = 5;
+$fn = fn() {
+    var_dump($a);
+    if (false) $a = 6;
+};
+var_dump($a);
+$fn();
+var_dump($a);
+
+$a = 7;
+$fn = fn() {
+    unset($a);
+    var_dump(isset($a));
+};
+var_dump($a);
+$fn();
+var_dump($a);
+
+$a = 8;
+$fn = fn() {
+    $a = 9;
+    unset($a);
+    var_dump(isset($a));
+};
+var_dump($a);
+$fn();
+var_dump($a);
+
+$a = 10;
+$fn = fn() { return fn () { var_dump($a); }; };
+var_dump($a);
+$fn()();
+var_dump($a);
+
+?>
+--EXPECT--
+int(0)
+bool(true)
+int(1)
+int(0)
+int(2)
+int(3)
+int(2)
+int(3)
+int(3)
+int(3)
+int(5)
+int(5)
+int(5)
+int(7)
+bool(false)
+int(7)
+int(8)
+bool(false)
+int(8)
+int(10)
+int(10)
+int(10)