Add AST printing test

Author: TimWolla

Zend/tests/closure_const_expr/attributes_ast_printing.phpt

@@ -0,0 +1,41 @@
+--TEST--
+AST printing for closures in attributes
+--FILE--
+<?php
+
+// Do not use `false &&` to fully evaluate the function / class definition.
+
+try {
+    \assert(
+        !
+        #[Attr(static function ($foo) {
+            echo $foo;
+        })]
+        function () { }
+    );
+} catch (Error $e) {
+    echo $e->getMessage(), "\n";
+}
+
+try {
+    \assert(
+        !
+        new #[Attr(static function ($foo) {
+            echo $foo;
+        })]
+        class {}
+    );
+} catch (Error $e) {
+    echo $e->getMessage(), "\n";
+}
+
+?>
+--EXPECT--
+assert(!#[Attr(static function ($foo) {
+    echo $foo;
+})] function () {
+})
+assert(!new #[Attr(static function ($foo) {
+    echo $foo;
+})] class {
+})