try {
            validator.validatePath("\\share\\con");
            fail("Should block lowercase reserved name");
        } catch (SmbException e) {
            // Expected
        }

        try {
            validator.validatePath("\\share\\Con");
            fail("Should block mixed case reserved name");
        } catch (SmbException e) {
            // Expected
        }

        // Then: Should connect to IPC$ share
        verify(tree).connectLogon(ctx);
    }

    @Test
    @DisplayName("Should sort addresses by fail count and failover")
    void testFailoverWithFailCounts() throws Exception {
        // Given: Multiple addresses with different fail counts
        Address addr1 = mock(Address.class);
        when(addr1.getHostAddress()).thenReturn("10.0.0.1");

	accessKey := globalActiveCred.AccessKey

	testCases := []struct {
		form     http.Header
		expected APIErrorCode
	}{
		// (0) It should fail if 'X-Amz-Credential' is missing.
		{
			form:     http.Header{},
			expected: ErrCredMalformed,
		},
		// (1) It should fail if the access key is incorrect.
		{
			form: http.Header{

		}
	}()

	_, err = LockedOpenFile(f.Name(), os.O_APPEND, 0o600)
	if err == nil {
		t.Fatal("Should fail here")
	}
}

// Tests lock directory fail.
func TestLockDirFail(t *testing.T) {
	d := t.TempDir()

	_, err := LockedOpenFile(d, os.O_APPEND, 0o600)
	if err == nil {
		t.Fatal("Should fail here")
	}
}

// Tests rwlock methods.
func TestRWLockedFile(t *testing.T) {

import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;

        method.setAccessible(true);

        // This should fail because localhost doesn't support SMB multi-channel
        // but the method should not throw NullPointerException
        try {
            method.invoke(multiChannelManager, localhost, loopback);
            // If it doesn't throw, that's unexpected for localhost
            fail("Expected CIFSException for localhost multi-channel attempt");

// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.

package ioutil

import (
	"io"
	"io/fs"
	"os"

	"github.com/minio/minio/internal/disk"
)

var (
	// OpenFileDirectIO allows overriding default function.
	OpenFileDirectIO = disk.OpenFileDirectIO

		Proto:  "HTTP/1.0",
		Method: http.MethodPost,
		URL:    u,
	}
	if !guessIsRPCReq(r) {
		t.Fatal("Test shouldn't fail for a possible net/rpc request.")
	}
	r = &http.Request{
		Proto:  "HTTP/1.1",
		Method: http.MethodGet,
		URL:    u,
	}
	if !guessIsRPCReq(r) {
		t.Fatal("Test shouldn't fail for a possible net/rpc request.")
	}
	r = &http.Request{
		Proto:  "HTTP/1.1",
		Method: http.MethodGet,

		}

		r.checksum = MD5
		r.contentSHA256 = SHA256
		if r.size < 0 && size >= 0 {
			r.src = etag.Wrap(ioutil.HardLimitReader(r.src, size), r.src)
			r.size = size
		}
		if r.actualSize <= 0 && actualSize >= 0 {
			r.actualSize = actualSize
		}
		return r, nil
	}

	if size >= 0 {
		r := ioutil.HardLimitReader(src, size)
		if !disableMD5 {
			if _, ok := src.(etag.Tagger); !ok {

        // Should be able to fail 3 more times before lockout
        for (int i = 0; i < 3; i++) {
            assertTrue(rateLimiter.checkAttempt(username, ip));
            rateLimiter.recordFailure(username, ip);
        }

        // Now should be locked out
        try {
            rateLimiter.checkAttempt(username, ip);
            fail("Should be locked out");
        } catch (SmbException e) {