### Question:
JarResourceFile extends FileSystemFile { @Override public InputStream getInputStream () throws IOException { return resource.getInputStream(); } JarResourceFile(Resource resource, boolean isExecutable); @Override boolean isFile(); @Override long getLength(); @Override InputStream getInputStream(); @Override long getLastAccessTime(); @Override long getLastModifiedTime(); @Override int getPermissions();  }### Answer:
@Test public void getInputStream () throws Exception { assertSame(inputStream, jarResourceFile.getInputStream()); }