From 9a2a02710acba2e5fb740a1896676596a4a47bbb Mon Sep 17 00:00:00 2001
From: Maxim Dovydenok <dovydenok.maxim@gmail.com>
Date: Mon, 19 Apr 2021 15:59:14 +0300
Subject: [PATCH] [VarDumper] Add PHP 8.1 enums tests

VarDumper component already supports PHP 8.1 enums, but didn't have tests
---
 .../VarDumper/Tests/Cloner/VarClonerTest.php  | 105 +++++++++++++++++-
 .../Tests/Fixtures/BackedEnumFixture.php      |  10 ++
 .../VarDumper/Tests/Fixtures/Php81Enums.php   |  15 +++
 .../Tests/Fixtures/UnitEnumFixture.php        |  10 ++
 4 files changed, 139 insertions(+), 1 deletion(-)
 create mode 100644 src/Symfony/Component/VarDumper/Tests/Fixtures/BackedEnumFixture.php
 create mode 100644 src/Symfony/Component/VarDumper/Tests/Fixtures/Php81Enums.php
 create mode 100644 src/Symfony/Component/VarDumper/Tests/Fixtures/UnitEnumFixture.php

diff --git a/src/Symfony/Component/VarDumper/Tests/Cloner/VarClonerTest.php b/src/Symfony/Component/VarDumper/Tests/Cloner/VarClonerTest.php
index 0440fb76fa..a9518444db 100644
--- a/src/Symfony/Component/VarDumper/Tests/Cloner/VarClonerTest.php
+++ b/src/Symfony/Component/VarDumper/Tests/Cloner/VarClonerTest.php
@@ -14,6 +14,7 @@ namespace Symfony\Component\VarDumper\Tests\Cloner;
 use PHPUnit\Framework\TestCase;
 use Symfony\Component\VarDumper\Cloner\VarCloner;
 use Symfony\Component\VarDumper\Tests\Fixtures\Php74;
+use Symfony\Component\VarDumper\Tests\Fixtures\Php81Enums;
 
 /**
  * @author Nicolas Grekas <p@tchwork.com>
@@ -428,7 +429,7 @@ Symfony\Component\VarDumper\Cloner\Data Object
                             [attr] => Array
                                 (
                                     [file] => %a%eVarClonerTest.php
-                                    [line] => 21
+                                    [line] => 22
                                 )
 
                         )
@@ -526,6 +527,108 @@ Symfony\Component\VarDumper\Cloner\Data Object
 
 )
 
+EOTXT;
+        $this->assertStringMatchesFormat($expected, print_r($clone, true));
+    }
+
+    /**
+     * @requires PHP 8.1
+     */
+    public function testPhp81Enums()
+    {
+        $data = new Php81Enums();
+
+        $cloner = new VarCloner();
+        $clone = $cloner->cloneVar($data);
+
+        $expected = <<<'EOTXT'
+Symfony\Component\VarDumper\Cloner\Data Object
+(
+    [data:Symfony\Component\VarDumper\Cloner\Data:private] => Array
+        (
+            [0] => Array
+                (
+                    [0] => Symfony\Component\VarDumper\Cloner\Stub Object
+                        (
+                            [type] => 4
+                            [class] => Symfony\Component\VarDumper\Tests\Fixtures\Php81Enums
+                            [value] => 
+                            [cut] => 0
+                            [handle] => %i
+                            [refCount] => 0
+                            [position] => 1
+                            [attr] => Array
+                                (
+                                    [file] => %s
+                                    [line] => 5
+                                )
+
+                        )
+
+                )
+
+            [1] => Array
+                (
+                    [e1] => Symfony\Component\VarDumper\Cloner\Stub Object
+                        (
+                            [type] => 4
+                            [class] => Symfony\Component\VarDumper\Tests\Fixtures\UnitEnumFixture
+                            [value] => 
+                            [cut] => 0
+                            [handle] => %i
+                            [refCount] => 0
+                            [position] => 2
+                            [attr] => Array
+                                (
+                                    [file] => %s
+                                    [line] => 5
+                                )
+
+                        )
+
+                    [e2] => Symfony\Component\VarDumper\Cloner\Stub Object
+                        (
+                            [type] => 4
+                            [class] => Symfony\Component\VarDumper\Tests\Fixtures\BackedEnumFixture
+                            [value] => 
+                            [cut] => 0
+                            [handle] => %i
+                            [refCount] => 0
+                            [position] => 3
+                            [attr] => Array
+                                (
+                                    [file] => %s
+                                    [line] => 5
+                                )
+
+                        )
+
+                )
+
+            [2] => Array
+                (
+                    [name] => Hearts
+                )
+
+            [3] => Array
+                (
+                    [name] => Diamonds
+                    [value] => D
+                )
+
+        )
+
+    [position:Symfony\Component\VarDumper\Cloner\Data:private] => 0
+    [key:Symfony\Component\VarDumper\Cloner\Data:private] => 0
+    [maxDepth:Symfony\Component\VarDumper\Cloner\Data:private] => 20
+    [maxItemsPerDepth:Symfony\Component\VarDumper\Cloner\Data:private] => -1
+    [useRefHandles:Symfony\Component\VarDumper\Cloner\Data:private] => -1
+    [context:Symfony\Component\VarDumper\Cloner\Data:private] => Array
+        (
+        )
+
+)
+
 EOTXT;
         $this->assertStringMatchesFormat($expected, print_r($clone, true));
     }
diff --git a/src/Symfony/Component/VarDumper/Tests/Fixtures/BackedEnumFixture.php b/src/Symfony/Component/VarDumper/Tests/Fixtures/BackedEnumFixture.php
new file mode 100644
index 0000000000..79c31431d0
--- /dev/null
+++ b/src/Symfony/Component/VarDumper/Tests/Fixtures/BackedEnumFixture.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Symfony\Component\VarDumper\Tests\Fixtures;
+
+enum BackedEnumFixture: string {
+    case Hearts = 'H';
+    case Diamonds = 'D';
+    case Clubs = 'C';
+    case Spades = 'S';
+}
diff --git a/src/Symfony/Component/VarDumper/Tests/Fixtures/Php81Enums.php b/src/Symfony/Component/VarDumper/Tests/Fixtures/Php81Enums.php
new file mode 100644
index 0000000000..ab5d03a981
--- /dev/null
+++ b/src/Symfony/Component/VarDumper/Tests/Fixtures/Php81Enums.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Symfony\Component\VarDumper\Tests\Fixtures;
+
+class Php81Enums
+{
+    public UnitEnumFixture $e1;
+    public BackedEnumFixture $e2;
+
+    public function __construct()
+    {
+        $this->e1 = UnitEnumFixture::Hearts;
+        $this->e2 = BackedEnumFixture::Diamonds;
+    }
+}
diff --git a/src/Symfony/Component/VarDumper/Tests/Fixtures/UnitEnumFixture.php b/src/Symfony/Component/VarDumper/Tests/Fixtures/UnitEnumFixture.php
new file mode 100644
index 0000000000..4a054b640f
--- /dev/null
+++ b/src/Symfony/Component/VarDumper/Tests/Fixtures/UnitEnumFixture.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Symfony\Component\VarDumper\Tests\Fixtures;
+
+enum UnitEnumFixture {
+    case Hearts;
+    case Diamonds;
+    case Clubs;
+    case Spades;
+}