for (boolean result : initResults) {
            assertTrue("Client should be initialized after concurrent access", result);
        }
    }

    public void test_accessTimeout_null_safety() {
        // Test that accessTimeoutTask null check prevents NPE
        FileSystemClient client = new FileSystemClient() {
            @Override

        }
        try {
            storageClient.parsePath(null);
            fail();
        } catch (final CrawlingAccessException e) {
            // ok
        }
    }

    public void test_accessTimeout_null_safety() {
        // Test that accessTimeoutTask null check prevents NPE
        StorageClient client = new StorageClient() {
            @Override

        }
        try {
            s3Client.parsePath(null);
            fail();
        } catch (final CrawlingAccessException e) {
            // ok
        }
    }

    public void test_accessTimeout_null_safety() {
        // Test that accessTimeoutTask null check prevents NPE
        S3Client client = new S3Client() {
            @Override

        }
        try {
            gcsClient.parsePath(null);
            fail();
        } catch (final CrawlingAccessException e) {
            // ok
        }
    }

    public void test_accessTimeout_null_safety() {
        // Test that accessTimeoutTask null check prevents NPE
        GcsClient client = new GcsClient() {
            @Override

            }
        } finally {
            if (server != null) {
                server.stop();
            }
        }
    }

    public void test_accessTimeout_null_safety() {
        // Test that accessTimeoutTask null check prevents NPE
        FtpClient client = new FtpClient() {
            @Override