From 4807fbc4429acfd860b42b224b338c50402fbab1 Mon Sep 17 00:00:00 2001
From: Nicolas Grekas <nicolas.grekas@gmail.com>
Date: Wed, 25 Aug 2021 09:18:49 +0200
Subject: [PATCH] Fix tests

---
 src/Symfony/Component/Cache/Adapter/AbstractAdapter.php | 2 +-
 src/Symfony/Component/Cache/Adapter/ProxyAdapter.php    | 2 +-
 src/Symfony/Component/Cache/Traits/ApcuTrait.php        | 2 +-
 src/Symfony/Component/Cache/composer.json               | 1 +
 4 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/src/Symfony/Component/Cache/Adapter/AbstractAdapter.php b/src/Symfony/Component/Cache/Adapter/AbstractAdapter.php
index 040a095ab11ab..71338c3c12e0a 100644
--- a/src/Symfony/Component/Cache/Adapter/AbstractAdapter.php
+++ b/src/Symfony/Component/Cache/Adapter/AbstractAdapter.php
@@ -51,7 +51,7 @@ static function ($key, $value, $isHit) {
                 // Detect wrapped values that encode for their expiry and creation duration
                 // For compactness, these values are packed in the key of an array using
                 // magic numbers in the form 9D-..-..-..-..-00-..-..-..-5F
-                if (\is_array($v) && 1 === \count($v) && 10 === \strlen($k = (string) key($v)) && "\x9D" === $k[0] && "\0" === $k[5] && "\x5F" === $k[9]) {
+                if (\is_array($v) && 1 === \count($v) && 10 === \strlen($k = (string) array_key_first($v)) && "\x9D" === $k[0] && "\0" === $k[5] && "\x5F" === $k[9]) {
                     $item->value = $v[$k];
                     $v = unpack('Ve/Nc', substr($k, 1, -1));
                     $item->metadata[CacheItem::METADATA_EXPIRY] = $v['e'] + CacheItem::METADATA_EXPIRY_OFFSET;
diff --git a/src/Symfony/Component/Cache/Adapter/ProxyAdapter.php b/src/Symfony/Component/Cache/Adapter/ProxyAdapter.php
index c9baa3ad3961f..d5b0593353ae9 100644
--- a/src/Symfony/Component/Cache/Adapter/ProxyAdapter.php
+++ b/src/Symfony/Component/Cache/Adapter/ProxyAdapter.php
@@ -59,7 +59,7 @@ static function ($key, $innerItem) use ($poolHash) {
                 // Detect wrapped values that encode for their expiry and creation duration
                 // For compactness, these values are packed in the key of an array using
                 // magic numbers in the form 9D-..-..-..-..-00-..-..-..-5F
-                if (\is_array($v) && 1 === \count($v) && 10 === \strlen($k = (string) key($v)) && "\x9D" === $k[0] && "\0" === $k[5] && "\x5F" === $k[9]) {
+                if (\is_array($v) && 1 === \count($v) && 10 === \strlen($k = (string) array_key_first($v)) && "\x9D" === $k[0] && "\0" === $k[5] && "\x5F" === $k[9]) {
                     $item->value = $v[$k];
                     $v = unpack('Ve/Nc', substr($k, 1, -1));
                     $item->metadata[CacheItem::METADATA_EXPIRY] = $v['e'] + CacheItem::METADATA_EXPIRY_OFFSET;
diff --git a/src/Symfony/Component/Cache/Traits/ApcuTrait.php b/src/Symfony/Component/Cache/Traits/ApcuTrait.php
index 9a02148c14dca..b56ae4f7c39ac 100644
--- a/src/Symfony/Component/Cache/Traits/ApcuTrait.php
+++ b/src/Symfony/Component/Cache/Traits/ApcuTrait.php
@@ -112,7 +112,7 @@ protected function doSave(array $values, int $lifetime)
         } catch (\Throwable $e) {
             if (1 === \count($values)) {
                 // Workaround https://github.com/krakjoe/apcu/issues/170
-                apcu_delete(key($values));
+                apcu_delete(array_key_first($values));
             }
 
             throw $e;
diff --git a/src/Symfony/Component/Cache/composer.json b/src/Symfony/Component/Cache/composer.json
index e481d66a9d427..d71f2169e03c2 100644
--- a/src/Symfony/Component/Cache/composer.json
+++ b/src/Symfony/Component/Cache/composer.json
@@ -25,6 +25,7 @@
         "psr/cache": "^1.0|^2.0",
         "psr/log": "^1|^2|^3",
         "symfony/cache-contracts": "^1.1.7|^2",
+        "symfony/polyfill-php73": "^1.9",
         "symfony/polyfill-php80": "^1.16",
         "symfony/service-contracts": "^1.1|^2",
         "symfony/var-exporter": "^4.2|^5.0"