and a barely-there test

Author: dktapps

tests/property-hooks.phpt

@@ -0,0 +1,106 @@
+--TEST--
+Test that PHP 8.4 property read/write hooks work as expected on copied classes
+--SKIPIF--
+<?php if(PHP_VERSION_ID < 80400) die("skip PHP 8.4+ only"); ?>
+--FILE--
+<?php
+
+class PropertyHooks{
+
+	private int $virtualBackingAsymmetric = 0;
+
+	public int $virtualOnlyGet {
+		get => $this->virtualBackingAsymmetric + 1;
+		//can't be set because it's not backed
+	}
+
+	public int $virtualOnlySet {
+		//do NOT use an arrow function for this - it will make the property non-virtual
+		//thanks for the new footgun PHP!!!
+		set { $this->virtualBackingAsymmetric = $value - 1; }
+	}
+
+	private int $virtualBacking = 0;
+
+	public int $virtualReadWrite {
+		get => $this->virtualBacking + 1;
+		set => $this->virtualBacking = $value - 1;
+	}
+
+	public int $backedOnlyGet {
+		get => $this->backedOnlyGet + 1;
+		//set will use default property write behaviour
+	}
+
+	public int $backedOnlySet {
+		set => $value + 1;
+	}
+
+	public int $backedGetSet {
+		get => $this->backedGetSet + 1;
+		set => $value - 1;
+	}
+}
+
+function test(PropertyHooks $object) : void{
+	var_dump($object);
+
+	try{
+		$object->virtualOnlyGet = 1; //error
+		echo "Something is wrong, this is not supposed to be writable\n";
+	}catch(\Error $e){
+		echo $e->getMessage() . "\n";
+	}
+
+	//TODO: test more stuff
+}
+
+echo "--- main thread test ---\n";
+test(new PropertyHooks());
+echo "--- main thread done ---\n";
+
+$t = new class extends \pmmp\thread\Thread{
+	public function run() : void{
+		echo "--- child thread test ---\n";
+		test(new PropertyHooks());
+		echo "--- child thread done ---\n";
+	}
+};
+$t->start(\pmmp\thread\Thread::INHERIT_ALL) && $t->join();
+echo "done\n";
+--EXPECTF--
+--- main thread test ---
+object(PropertyHooks)#%d (2) {
+  ["virtualBackingAsymmetric":"PropertyHooks":private]=>
+  int(0)
+  ["virtualBacking":"PropertyHooks":private]=>
+  int(0)
+  ["virtualReadWrite"]=>
+  uninitialized(int)
+  ["backedOnlyGet"]=>
+  uninitialized(int)
+  ["backedOnlySet"]=>
+  uninitialized(int)
+  ["backedGetSet"]=>
+  uninitialized(int)
+}
+Property PropertyHooks::$virtualOnlyGet is read-only
+--- main thread done ---
+--- child thread test ---
+object(PropertyHooks)#%d (2) {
+  ["virtualBackingAsymmetric":"PropertyHooks":private]=>
+  int(0)
+  ["virtualBacking":"PropertyHooks":private]=>
+  int(0)
+  ["virtualReadWrite"]=>
+  uninitialized(int)
+  ["backedOnlyGet"]=>
+  uninitialized(int)
+  ["backedOnlySet"]=>
+  uninitialized(int)
+  ["backedGetSet"]=>
+  uninitialized(int)
+}
+Property PropertyHooks::$virtualOnlyGet is read-only
+--- child thread done ---
+done