Make symfony/clock testable locally

.github/workflows/ci.yaml

@@ -83,10 +83,6 @@ jobs:
       - name: "Composer"
         uses: "orisai/github-workflows/.github/actions/setup-composer@v1"
 
-      - name: "Extra dependencies"
-        if: "!startsWith(matrix.php-version, '7') && !startsWith(matrix.php-version, '8.0')"
-        run: "composer require symfony/clock"
-
       - name: "PHPStan"
         uses: "orisai/github-workflows/.github/actions/phpstan@v1"
         with:
@@ -134,10 +130,6 @@ jobs:
         with:
           command: "composer update --no-interaction --no-progress --prefer-dist ${{ matrix.composer-flags }}"
 
-      - name: "Extra dependencies"
-        if: "!startsWith(matrix.php-version, '7') && !startsWith(matrix.php-version, '8.0')"
-        run: "composer require symfony/clock"
-
       - name: "PHPUnit"
         uses: "orisai/github-workflows/.github/actions/phpunit@v1"
         with:
@@ -206,10 +198,6 @@ jobs:
       - name: "Composer"
         uses: "orisai/github-workflows/.github/actions/setup-composer@v1"
 
-      - name: "Extra dependencies"
-        if: "!startsWith(matrix.php-version, '7') && !startsWith(matrix.php-version, '8.0')"
-        run: "composer require symfony/clock"
-
       - name: "PHPUnit"
         uses: "orisai/github-workflows/.github/actions/phpunit@v1"
         with:

composer.json

@@ -60,5 +60,13 @@
 			"infection/extension-installer": true,
 			"phpstan/extension-installer": true
 		}
+	},
+	"scripts": {
+		"post-install-cmd": [
+			"php tests/install-optional-dependencies.php"
+		],
+		"post-update-cmd": [
+			"php tests/install-optional-dependencies.php"
+		]
 	}
 }

tests/install-optional-dependencies.php

@@ -0,0 +1,20 @@
+<?php declare(strict_types = 1);
+
+// This is needed because symfony/clock requires newer PHP version than us
+
+$requiredPhpVersion = '8.1.0';
+$packageName = 'symfony/clock';
+
+if (version_compare(PHP_VERSION, $requiredPhpVersion, '>=')) {
+	$tempComposerJson = 'composer.temp.json';
+	copy('composer.json', $tempComposerJson);
+
+	putenv("COMPOSER=$tempComposerJson");
+
+	passthru("composer require --dev --no-scripts $packageName");
+
+	unlink($tempComposerJson);
+	unlink('composer.temp.lock');
+} else {
+	echo "Skipping $packageName installation (requires PHP $requiredPhpVersion or higher).\n";
+}