drop version requirement back to 7.4

.github/workflows/phpunit.yml

@@ -0,0 +1,46 @@
+name: PHPUnit
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        php: [ '7.4', '8.0', '8.1', '8.2', '8.3', '8.4', '8.5' ]
+
+    name: PHP ${{ matrix.php }}
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+
+      - name: Setup PHP
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          extensions: bcmath
+          coverage: xdebug
+          ini-values: apc.enable_cli=1
+
+      - name: Install dependencies
+        run: composer install --no-interaction --prefer-dist --no-progress
+
+      - name: Run PHPUnit
+        run: vendor/bin/phpunit --coverage-text=coverage.txt
+
+      - name: Check coverage
+        run: |
+          cat coverage.txt
+          COVERAGE=$(grep -A3 'Summary:' coverage.txt | grep 'Lines:' | grep -oP '\d+\.\d+(?=%)')
+          THRESHOLD=100
+          if (( $(echo "$COVERAGE < $THRESHOLD" | bc -l) )); then
+            echo "Coverage is $COVERAGE%, below ${THRESHOLD}% threshold"
+            exit 1
+          fi
+          echo "Coverage is $COVERAGE% (threshold: ${THRESHOLD}%)"

composer.json

@@ -9,13 +9,13 @@
     }
   ],
   "require": {
-    "php": ">=8.0"
+    "php": ">=7.4"
   },
   "suggest": {
     "ext-apcu": "*"
   },
   "require-dev": {
-    "phpunit/phpunit": "^8"
+    "phpunit/phpunit": "~9"
   },
   "autoload": {
     "psr-4": {

phpunit.xml

@@ -1,5 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
-<phpunit backupGlobals="false"
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         backupGlobals="false"
          bootstrap="vendor/autoload.php"
          colors="true"
          verbose="true"
@@ -8,15 +9,15 @@
          convertWarningsToExceptions="true"
          processIsolation="false"
          stopOnFailure="false"
->
+         xsi:noNamespaceSchemaLocation="https://schema.phpunit.de/9.3/phpunit.xsd">
+  <coverage>
+    <include>
+      <directory suffix=".php">src</directory>
+    </include>
+  </coverage>
   <testsuites>
     <testsuite name="test">
       <directory>tests</directory>
     </testsuite>
   </testsuites>
-  <filter>
-    <whitelist>
-      <directory suffix=".php">src</directory>
-    </whitelist>
-  </filter>
 </phpunit>

src/Provider/ConfigSection.php

@@ -169,7 +169,8 @@ public function offsetExists($offset): bool
    *
    * @return mixed Can return all value types.
    */
-  public function offsetGet($offset): mixed
+  #[\ReturnTypeWillChange]
+  public function offsetGet($offset)
   {
     return $this->getItem($offset);
   }

tests/ConfigProviderBaseTest.php

@@ -165,6 +165,17 @@ public function testMissingSectionThrows()
     $provider->getSection("database");
   }
 
+  /**
+   * @depends testValidProvider
+   */
+  public function testMissingSectionNoThrow()
+  {
+    $provider = $this->getConfigProvider();
+    $section = $provider->getSection("missing", false);
+    $this->assertInstanceOf(ConfigSection::class, $section);
+    $this->assertEquals("missing", $section->getName());
+  }
+
   /**
    * @depends testValidProvider
    */

tests/IniConfigProviderTest.php

@@ -50,6 +50,25 @@ public function testLoadFiles()
     $this->assertEquals("value2", $provider->getItem("default", "item2"));
   }
 
+  public function testLoadFilesMissingFileSilent()
+  {
+    $file = __DIR__ . '/testData/test.ini';
+    $missing = __DIR__ . '/testData/missing.file';
+    $provider = $this->getConfigProvider();
+    $provider->loadFiles([$missing, $file]);
+    $this->assertEquals("packaged", $provider->getItem("database", "database"));
+  }
+
+  public function testLoadFilesMissingFileThrows()
+  {
+    $file = __DIR__ . '/testData/test.ini';
+    $missing = __DIR__ . '/testData/missing.file';
+    $this->expectException(\RuntimeException::class);
+    $this->expectExceptionMessage("Config file '$missing' could not be found");
+    $provider = $this->getConfigProvider();
+    $provider->loadFiles([$missing, $file], false, true);
+  }
+
   public function testLoadFileConstruct()
   {
     $file = __DIR__ . '/testData/test.ini';