//nolint:gocritic
			if tt.expectedErr == nil {
				if err != nil {
					t.Fatalf("error: expected = <nil>, got = %v", err)
				}
			} else if err == nil {
				t.Fatalf("error: expected = %v, got = <nil>", tt.expectedErr)
			} else if tt.expectedErr.Error() != err.Error() {
				t.Fatalf("error: expected = %v, got = %v", tt.expectedErr, err)
			}
		})
	}
}

	}
	isClosed := rlk.IsClosed()
	if isClosed {
		t.Fatal("File ref count shouldn't be zero")
	}

	// Increase reference count to 2.
	rlk.IncLockRef()

	isClosed = rlk.IsClosed()
	if isClosed {
		t.Fatal("File ref count shouldn't be zero")
	}

	// Decrease reference count by 1.
	if err = rlk.Close(); err != nil {
		t.Fatal(err)
	}

	isClosed = rlk.IsClosed()
	if isClosed {