532: fixing up tests

Author: asgrim

test/integration/Installing/UnixInstallTest.php

@@ -186,11 +186,14 @@ public function testUnixInstallCanInstallPrePackagedBinary(string $phpConfig): v
             $output,
         );
 
+        if (! file_exists(self::TEST_PREBUILT_PATH)) {
+            mkdir(self::TEST_PREBUILT_PATH, 0777, true);
+        }
+
         /**
          * Move the built .so into a new path; this simulates a pre-packaged binary, which would not have Makefile etc
          * so this ensures we're not accidentally relying on any build mechanism (`make install` or otherwise)
          */
-        mkdir(self::TEST_PREBUILT_PATH, 0777, true);
         $prebuiltBinaryFilePath = self::TEST_PREBUILT_PATH . DIRECTORY_SEPARATOR . 'pie_test_ext.so';
         rename($built->filePath, $prebuiltBinaryFilePath);
 

test/unit/ComposerIntegration/VendorCleanupTest.php

@@ -58,7 +58,7 @@ public function testInvalidVendorDirectory(): void
             ->expects(self::once())
             ->method('write')
             ->with(
-                '<comment>Vendor directory (vendor-dir config) /path/that/does/not/exist seemed invalid?</comment>',
+                '<comment>Vendor directory (vendor-dir config) /path/that/does/not/exist seemed invalid? An error occurred</comment>',
                 true,
                 IOInterface::VERY_VERBOSE,
             );