}

    @Test
    void testPopulateWithWhitespace() throws Exception {
        // Create a temporary lmhosts file with various whitespace
        File lmhostsFile = tempDir.resolve("lmhosts_whitespace").toFile();
        try (FileWriter writer = new FileWriter(lmhostsFile)) {
            writer.write("192.168.1.100    HOST1    \n");
            writer.write("192.168.1.101\tHOST2\t\n");