EmptySunPathForSocketFile.java

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/**
 * @test
 * @bug 8256461
 * @modules java.base/sun.nio.fs
 * @run testng EmptySunPathForSocketFile
 */

import java.nio.file.FileSystems;
import java.nio.file.Path;
import java.nio.file.spi.FileSystemProvider;
import sun.nio.fs.AbstractFileSystemProvider;

import static org.testng.Assert.assertEquals;

/**
 * Check that AbstractFileSystemProvider.getSunPathForSocketFile with
 * an empty path returns an empty byte[]
 */
public class EmptySunPathForSocketFile {
    public static void main(String[] args) throws Exception {
        Path path = Path.of("");
        FileSystemProvider provider = FileSystems.getDefault().provider();
        byte[] bb = ((AbstractFileSystemProvider) provider).getSunPathForSocketFile(path);
        assertEquals(bb, new byte[0]);
    }
}