import org.junit.Test;
import java.io.File;
import java.io.IOException;
import java.nio.file.Files;

public class SymbolicLinkDetectorTest {

    @Test
    public void testDetectSymbolicLink() throws IOException {
        File tempFile = createTempFile();
        if (isSymbolicLinkSupported()) {
            Files.createSymbolicLink(tempFile.toPath(), new File("c:\\temp").toPath());
            assert SymbolicLinkDetector.detectSymbolicLink(tempFile);
        } else {
            assert !SymbolicLinkDetector.detectSymbolicLink(tempFile);
        }
    }

    private File createTempFile() throws IOException {
        File tempFile = File.createTempFile("test", ".tmp");
        tempFile.deleteOnExit();
        return tempFile;
    }

    private boolean isSymbolicLinkSupported() {
        return System.getProperty("os.name").toLowerCase().contains("linux");
    }
}