SmbTreeConnection c2 = new SmbTreeConnection(ctx) {
            @Override
            public SmbTreeHandleImpl connect(SmbResourceLocatorImpl loc) throws java.io.IOException {
                throw new java.io.IOException("iofail");
            }
        };
        SmbException ex2 = assertThrows(SmbException.class, () -> c2.connectWrapException(loc));
        assertTrue(ex2.getMessage().contains("Failed to connect to server"));

	if err == nil {
		t.Fatalf("%s: Expected to fail since bucket name is invalid.", instanceType)
	}

	errMsg := "Bucket not found: minio-bucket"
	// operation expected to fail since the bucket on which NewMultipartUpload is being initiated doesn't exist.
	_, err = obj.NewMultipartUpload(context.Background(), bucket, object, opts)
	if err == nil {

  public void testNullMonitorInGuardConstructorThrowsNPE() {
    assertThrows(NullPointerException.class, () -> new FlagGuard(null));
  }

  public void testIsFair() {
    assertTrue(new Monitor(true).isFair());
    assertFalse(new Monitor(false).isFair());
  }

  public void testOccupiedMethods() {
    Monitor monitor = new Monitor();
    verifyOccupiedMethodsInCurrentThread(monitor, false, false, 0);

  public void testNullMonitorInGuardConstructorThrowsNPE() {
    assertThrows(NullPointerException.class, () -> new FlagGuard(null));
  }

  public void testIsFair() {
    assertTrue(new Monitor(true).isFair());
    assertFalse(new Monitor(false).isFair());
  }

  public void testOccupiedMethods() {
    Monitor monitor = new Monitor();
    verifyOccupiedMethodsInCurrentThread(monitor, false, false, 0);

		t.Fatalf("ioutil.WriteFile failed with %s", err)
	}

	err = xlStorage.MakeVol(t.Context(), volume)
	if err != errVolumeExists {
		t.Fatalf("MakeVol expected to fail with errDiskNotFound but failed with %s", err)
	}
}

// TestXLStorage xlStorage.AppendFile()

	"strings"
	"time"

	"github.com/minio/madmin-go/v3"
	"github.com/minio/minio-go/v7"
	"github.com/minio/minio-go/v7/pkg/credentials"
	"github.com/minio/minio/internal/auth"
	xioutil "github.com/minio/minio/internal/ioutil"
	"github.com/minio/pkg/v3/mimedb"
	ftp "goftp.io/server/v2"
)

var _ ftp.Driver = &ftpDriver{}

// ftpDriver implements ftpDriver to store files in minio
type ftpDriver struct {
	endpoint string
}

  public static void assertMapEntryIsUnmodifiable(Entry<?, ?> entry) {
    try {
      // fine because the call is going to fail without modifying the entry
      @SuppressWarnings("unchecked")
      Entry<?, @Nullable Object> nullableValueEntry = (Entry<?, @Nullable Object>) entry;
      nullableValueEntry.setValue(null);
      fail("setValue on unmodifiable Map.Entry succeeded");
    } catch (UnsupportedOperationException expected) {
    }
  }

        } catch (Exception e) {
            fail("printThreadDump() should not throw exceptions: " + e.getMessage());
        }
    }

    public void test_printThreadDumpAsWarn() {
        // This test verifies that printThreadDumpAsWarn() method exists and can be called without exceptions
        try {
            ThreadDumpUtil.printThreadDumpAsWarn();
        } catch (Exception e) {

        assertTrue(true);
    }

    public void test_sendCommand_jobNotFound() {
        try {
            processHelper.sendCommand("nonexistent", "test command");
            fail("Expected JobNotFoundException");
        } catch (JobNotFoundException e) {
            assertTrue(e.getMessage().contains("Job for nonexistent is not found"));
        }
    }

	}
	metrics := globalTierMetrics.Report()
	var succ, fail float64
	for _, metric := range metrics {
		switch metric.Description.Name {
		case tierRequestsSuccess:
			succ += metric.Value
		case tierRequestsFailure:
			fail += metric.Value
		}
	}
	if int(succ) != expSuccess {
		t.Fatalf("Expected %d successes but got %f", expSuccess, succ)
	}
	if int(fail) != expFailure {