From b51d98e40135cec87324b9d05f0003b887fdd1aa Mon Sep 17 00:00:00 2001
From: Piotr Kreft <49146985+piotrkreft@users.noreply.github.com>
Date: Fri, 1 Mar 2024 13:17:52 +0100
Subject: [PATCH] Changed non-thread safe getenv to superglobals (#15)

---
 CHANGELOG.md                          |  4 ++
 src/StorageAdapter/LocalEnv.php       |  2 +-
 tests/StorageAdapter/LocalEnvTest.php | 85 +++++++++------------------
 3 files changed, 34 insertions(+), 57 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 186cf73..84ad8c9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.7.0] - 2024-03-01
+### Changed
+- LocalEnv adapter getenv function to superglobal usage.
+
 ## [0.6.0] - 2021-02-12
 ### Added
 - Tested component against PHP8.
diff --git a/src/StorageAdapter/LocalEnv.php b/src/StorageAdapter/LocalEnv.php
index c7be2f2..5b3b028 100644
--- a/src/StorageAdapter/LocalEnv.php
+++ b/src/StorageAdapter/LocalEnv.php
@@ -15,7 +15,7 @@ class LocalEnv implements StorageAdapterInterface
     public function fetch(string $environment): array
     {
         $entries = [];
-        foreach (getenv() as $name => $value) {
+        foreach ($_SERVER + $_ENV as $name => $value) {
             $entries[] = new Entry($name, $value);
         }
 
diff --git a/tests/StorageAdapter/LocalEnvTest.php b/tests/StorageAdapter/LocalEnvTest.php
index 8e26e25..51247ed 100644
--- a/tests/StorageAdapter/LocalEnvTest.php
+++ b/tests/StorageAdapter/LocalEnvTest.php
@@ -2,69 +2,42 @@
 
 declare(strict_types=1);
 
-namespace PK\Config\StorageAdapter
-{
-    use PK\Tests\Config\StorageAdapter\LocalEnvTest;
+namespace PK\Tests\Config\StorageAdapter;
+
+use PHPUnit\Framework\TestCase;
+use PK\Config\StorageAdapter\LocalEnv;
 
+class LocalEnvTest extends TestCase
+{
     /**
-     * @return string[]
+     * @var LocalEnv
      */
-    function getenv(): array
-    {
-        if (LocalEnvTest::$mockGetenv) {
-            return [
-                'ENV_VAR_1' => 'env_var_value_1',
-                'ENV_VAR_2' => 'env_var_value_2',
-            ];
-        }
+    private $adapter;
 
-        return \getenv();
+    protected function setUp(): void
+    {
+        $this->adapter = new LocalEnv();
+        $_SERVER['ENV_VAR_1'] = 'env_var_value_1';
+        $_ENV['ENV_VAR_2'] = 'env_var_value_2';
     }
-}
-namespace PK\Tests\Config\StorageAdapter
-{
-    use PHPUnit\Framework\TestCase;
-    use PK\Config\Entry;
-    use PK\Config\StorageAdapter\LocalEnv;
 
-    class LocalEnvTest extends TestCase
+    public function testShouldFetch(): void
     {
-        /**
-         * @var bool
-         */
-        public static $mockGetenv = false;
-
-        /**
-         * @var LocalEnv
-         */
-        private $adapter;
-
-        protected function setUp(): void
-        {
-            $this->adapter = new LocalEnv();
-        }
-
-        protected function tearDown(): void
-        {
-            self::$mockGetenv = false;
-        }
-
-        public function testShouldFetch(): void
-        {
-            // given
-            self::$mockGetenv = true;
-
-            // when
-            $entries = $this->adapter->fetch('some');
-
-            // then
-            $this->assertEquals(
-                [
-                    new Entry('ENV_VAR_1', 'env_var_value_1'),
-                    new Entry('ENV_VAR_2', 'env_var_value_2'),
-                ],
-                $entries
-            );
+        // when
+        $entries = $this->adapter->fetch('some');
+
+        // then
+        $foundVar1 = $foundVar2 = false;
+        foreach ($entries as $entry) {
+            if ('ENV_VAR_1' === $entry->getName()) {
+                $foundVar1 = $entry->getValue();
+            }
+            if ('ENV_VAR_2' !== $entry->getName()) {
+                continue;
+            }
+            $foundVar2 = $entry->getValue();
         }
+        $this->assertEquals('env_var_value_1', $foundVar1);
+        $this->assertEquals('env_var_value_2', $foundVar2);
     }
 }