fix: Check for 7z presence

Author: Stephan Wentz

src/SevenZipContents/SevenZipArchive.php

@@ -38,6 +38,10 @@ private static function getBinary7zFromPath(): string
             }
         }
 
+        if (!$binary7z) {
+            $binary7z = null;
+        }
+
         self::$binary7z = self::makeBinary7z($binary7z);
 
         return self::$binary7z;

tests/SevenZipContents/SevenZipContentsTest.php

@@ -4,6 +4,7 @@
 
 namespace Brainbits\FunctionalTestHelpers\Tests\SevenZipContents;
 
+use Archive7z\Exception;
 use Brainbits\FunctionalTestHelpers\SevenZipContents\InvalidArchive;
 use Brainbits\FunctionalTestHelpers\SevenZipContents\SevenZipArchive;
 use Brainbits\FunctionalTestHelpers\SevenZipContents\SevenZipContents;
@@ -24,6 +25,18 @@ final class SevenZipContentsTest extends TestCase
 {
     private const FILE_7Z = __DIR__ . '/../files/test.7z';
 
+    protected function setUp(): void
+    {
+        try {
+            $zipContents = new SevenZipContents();
+            $zipContents->readFile(self::FILE_7Z);
+        } catch (Exception $e) {
+            if ($e->getMessage() === 'Binary of 7-zip is not available') {
+                $this->markTestSkipped('Binary of 7-zip is not available');
+            }
+        }
+    }
+
     public function testItNeedsFile(): void
     {
         $this->expectException(InvalidArchive::class);

tests/SevenZipContents/SevenZipContentsTraitTest.php

@@ -4,6 +4,8 @@
 
 namespace Brainbits\FunctionalTestHelpers\Tests\SevenZipContents;
 
+use Archive7z\Exception;
+use Brainbits\FunctionalTestHelpers\SevenZipContents\SevenZipContents;
 use Brainbits\FunctionalTestHelpers\SevenZipContents\SevenZipContentsTrait;
 use PHPUnit\Framework\Attributes\CoversClass;
 use PHPUnit\Framework\ExpectationFailedException;
@@ -16,6 +18,18 @@ final class SevenZipContentsTraitTest extends TestCase
 
     private const FILE = __DIR__ . '/../files/test.7z';
 
+    protected function setUp(): void
+    {
+        try {
+            $zipContents = new SevenZipContents();
+            $zipContents->readFile(self::FILE);
+        } catch (Exception $e) {
+            if ($e->getMessage() === 'Binary of 7-zip is not available') {
+                $this->markTestSkipped('Binary of 7-zip is not available');
+            }
+        }
+    }
+
     public function testAssertZipHasSizeForZipFileFails(): void
     {
         $zip = self::read7zFile(self::FILE);