diff --git a/lib/Net/Daemon/Log.pm b/lib/Net/Daemon/Log.pm
index 9209e48..dadd03e 100644
--- a/lib/Net/Daemon/Log.pm
+++ b/lib/Net/Daemon/Log.pm
@@ -75,11 +75,6 @@ sub OpenLog($) {
         if ($@) {
             die "Cannot open Syslog: $@";
         }
-        if (   $^O ne 'solaris'
-            && $^O ne 'freebsd'
-            && eval { Sys::Syslog::_PATH_LOG() } ) {
-            Sys::Syslog::setlogsock('unix');
-        }
         Sys::Syslog::openlog(
             $self->{'logname'} || ref($self), 'pid',
             $self->{'facility'} || 'daemon'
diff --git a/t/logfile.t b/t/logfile.t
index 1209a3f..fcf620b 100644
--- a/t/logfile.t
+++ b/t/logfile.t
@@ -2,7 +2,7 @@ use strict;
 use warnings;
 use FindBin;
 use lib "$FindBin::Bin/../lib";
-use Test::More tests => 7;
+use Test::More tests => 17;
 use File::Temp qw(tempdir tempfile);
 use File::Spec;
 
@@ -78,3 +78,95 @@ use_ok('Net::Daemon::Log');
 
     like($content, qr/hello from handle test/, 'log message was written via IO handle');
 }
+
+# Test 4: Debug() only logs when debug flag is true
+{
+    my $dir = tempdir(CLEANUP => 1);
+    my $logpath = File::Spec->catfile($dir, 'debug.log');
+
+    my $logger = TestLogger->new(logfile => $logpath, debug => 0);
+    $logger->Debug('should not appear');
+
+    ok(!-e $logpath || -z $logpath, 'Debug() suppressed when debug is false');
+
+    my $logger2 = TestLogger->new(logfile => $logpath, debug => 1);
+    $logger2->Debug('debug message visible');
+
+    open my $fh, '<', $logpath or die "Cannot read $logpath: $!";
+    my $content = do { local $/; <$fh> };
+    close $fh;
+
+    like($content, qr/debug message visible/, 'Debug() logs when debug flag is true');
+}
+
+# Test 5: Error() logs at err level
+{
+    my $dir = tempdir(CLEANUP => 1);
+    my $logpath = File::Spec->catfile($dir, 'error.log');
+
+    my $logger = TestLogger->new(logfile => $logpath);
+    $logger->Error('something went wrong');
+
+    open my $fh, '<', $logpath or die "Cannot read $logpath: $!";
+    my $content = do { local $/; <$fh> };
+    close $fh;
+
+    like($content, qr/err.*something went wrong/, 'Error() logs at err level');
+}
+
+# Test 6: Fatal() logs and dies
+{
+    my $dir = tempdir(CLEANUP => 1);
+    my $logpath = File::Spec->catfile($dir, 'fatal.log');
+
+    my $logger = TestLogger->new(logfile => $logpath);
+    my $died = !eval { $logger->Fatal('fatal error %s', 'happened'); 1 };
+
+    ok($died, 'Fatal() throws an exception');
+    like($@, qr/fatal error happened/, 'Fatal() exception contains the formatted message');
+
+    open my $fh, '<', $logpath or die "Cannot read $logpath: $!";
+    my $content = do { local $/; <$fh> };
+    close $fh;
+
+    like($content, qr/fatal error happened/, 'Fatal() logs the message before dying');
+}
+
+# Test 7: Log() with format arguments (sprintf-style)
+{
+    my $dir = tempdir(CLEANUP => 1);
+    my $logpath = File::Spec->catfile($dir, 'format.log');
+
+    my $logger = TestLogger->new(logfile => $logpath);
+    $logger->Log('notice', 'count=%d name=%s', 42, 'test');
+
+    open my $fh, '<', $logpath or die "Cannot read $logpath: $!";
+    my $content = do { local $/; <$fh> };
+    close $fh;
+
+    like($content, qr/count=42 name=test/, 'Log() applies sprintf formatting to arguments');
+}
+
+# Test 8: LogTime() returns a timestamp string
+{
+    my $logger = TestLogger->new(logfile => 1);
+    my $time = $logger->LogTime();
+    ok(defined $time && length($time) > 0, 'LogTime() returns a non-empty string');
+    like($time, qr/\w+ \w+\s+\d+/, 'LogTime() looks like a localtime string');
+}
+
+# Test 9: Log() as class method writes to STDERR
+{
+    my ($tmp_fh, $tmp_file) = tempfile(CLEANUP => 1);
+    close $tmp_fh;
+    open my $save_stderr, '>&', \*STDERR or die "Cannot dup STDERR: $!";
+    open STDERR, '>', $tmp_file or die "Cannot redirect STDERR: $!";
+    Net::Daemon::Log->Log('notice', 'class method call');
+    open STDERR, '>&', $save_stderr or die "Cannot restore STDERR: $!";
+    close $save_stderr;
+
+    open my $rfh, '<', $tmp_file or die "Cannot read $tmp_file: $!";
+    my $content = do { local $/; <$rfh> };
+    close $rfh;
+    like($content, qr/class method call/, 'Log() as class method writes to STDERR');
+}