Deliver enum data in a better formatted way

This commit is contained in:
Dominik Werder
2024-09-04 16:32:30 +02:00
parent 55b3bf4acd
commit de4569d686
19 changed files with 674 additions and 386 deletions

View File

@@ -499,9 +499,9 @@ impl<NTY: ScalarOps> CollectorType for BinsDim0Collector<NTY> {
match vals.ts2s.back() {
Some(&k) => {
let missing_bins = bin_count_exp - bin_count;
let continue_at = IsoDateTime(Utc.timestamp_nanos(k as i64));
let continue_at = IsoDateTime::from_ns_u64(k);
let u = k + (k - vals.ts1s.back().unwrap()) * missing_bins as u64;
let finished_at = IsoDateTime(Utc.timestamp_nanos(u as i64));
let finished_at = IsoDateTime::from_ns_u64(u);
(missing_bins, Some(continue_at), Some(finished_at))
}
None => {

View File

@@ -473,9 +473,9 @@ impl<NTY: ScalarOps> CollectorType for BinsXbinDim0Collector<NTY> {
match self.vals.ts2s.back() {
Some(&k) => {
let missing_bins = bin_count_exp - bin_count;
let continue_at = IsoDateTime(Utc.timestamp_nanos(k as i64));
let continue_at = IsoDateTime::from_ns_u64(k);
let u = k + (k - self.vals.ts1s.back().unwrap()) * missing_bins as u64;
let finished_at = IsoDateTime(Utc.timestamp_nanos(u as i64));
let finished_at = IsoDateTime::from_ns_u64(u);
(missing_bins, Some(continue_at), Some(finished_at))
}
None => {

View File

@@ -83,231 +83,6 @@ macro_rules! trace_binning {
};
}
#[derive(Debug)]
pub struct EventsDim0EnumCollector {
vals: EventsDim0Enum,
range_final: bool,
timed_out: bool,
needs_continue_at: bool,
}
impl EventsDim0EnumCollector {
pub fn new() -> Self {
Self {
vals: EventsDim0Enum::new(),
range_final: false,
timed_out: false,
needs_continue_at: false,
}
}
}
impl TypeName for EventsDim0EnumCollector {
fn type_name(&self) -> String {
"EventsDim0EnumCollector".into()
}
}
impl WithLen for EventsDim0EnumCollector {
fn len(&self) -> usize {
self.vals.tss.len()
}
}
impl ByteEstimate for EventsDim0EnumCollector {
fn byte_estimate(&self) -> u64 {
// TODO does it need to be more accurate?
30 * self.len() as u64
}
}
#[derive(Debug, Serialize, Deserialize)]
pub struct EventsDim0EnumCollectorOutput {
#[serde(rename = "tsAnchor")]
ts_anchor_sec: u64,
#[serde(rename = "tsMs")]
ts_off_ms: VecDeque<u64>,
#[serde(rename = "tsNs")]
ts_off_ns: VecDeque<u64>,
#[serde(rename = "values")]
vals: VecDeque<u16>,
#[serde(rename = "valuestrings")]
valstrs: VecDeque<String>,
#[serde(rename = "rangeFinal", default, skip_serializing_if = "is_false")]
range_final: bool,
#[serde(rename = "timedOut", default, skip_serializing_if = "is_false")]
timed_out: bool,
#[serde(rename = "continueAt", default, skip_serializing_if = "Option::is_none")]
continue_at: Option<IsoDateTime>,
}
impl WithLen for EventsDim0EnumCollectorOutput {
fn len(&self) -> usize {
todo!()
}
}
impl AsAnyRef for EventsDim0EnumCollectorOutput {
fn as_any_ref(&self) -> &dyn Any {
todo!()
}
}
impl AsAnyMut for EventsDim0EnumCollectorOutput {
fn as_any_mut(&mut self) -> &mut dyn Any {
todo!()
}
}
impl ToJsonResult for EventsDim0EnumCollectorOutput {
fn to_json_result(&self) -> Result<Box<dyn ToJsonBytes>, Error> {
todo!()
}
}
impl Collected for EventsDim0EnumCollectorOutput {}
impl CollectorType for EventsDim0EnumCollector {
type Input = EventsDim0Enum;
type Output = EventsDim0EnumCollectorOutput;
fn ingest(&mut self, src: &mut EventsDim0Enum) {
self.vals.tss.append(&mut src.tss);
self.vals.values.append(&mut src.values);
self.vals.valuestrs.append(&mut src.valuestrs);
}
fn set_range_complete(&mut self) {
self.range_final = true;
}
fn set_timed_out(&mut self) {
self.timed_out = true;
self.needs_continue_at = true;
}
fn set_continue_at_here(&mut self) {
self.needs_continue_at = true;
}
fn result(
&mut self,
range: Option<SeriesRange>,
binrange: Option<BinnedRangeEnum>,
) -> Result<EventsDim0EnumCollectorOutput, Error> {
debug!(
"{} result() needs_continue_at {}",
self.type_name(),
self.needs_continue_at
);
// If we timed out, we want to hint the client from where to continue.
// This is tricky: currently, client can not request a left-exclusive range.
// We currently give the timestamp of the last event plus a small delta.
// The amount of the delta must take into account what kind of timestamp precision the client
// can parse and handle.
let vals = &mut self.vals;
let continue_at = if self.needs_continue_at {
if let Some(ts) = vals.tss.back() {
let x = Some(IsoDateTime::from_u64(*ts / MS * MS + MS));
x
} else {
if let Some(range) = &range {
match range {
SeriesRange::TimeRange(x) => Some(IsoDateTime::from_u64(x.beg + SEC)),
SeriesRange::PulseRange(_) => {
error!("TODO emit create continueAt for pulse range");
Some(IsoDateTime::from_u64(0))
}
}
} else {
Some(IsoDateTime::from_u64(0))
}
}
} else {
None
};
let tss_sl = vals.tss.make_contiguous();
let (ts_anchor_sec, ts_off_ms, ts_off_ns) = crate::ts_offs_from_abs(tss_sl);
let valixs = mem::replace(&mut vals.values, VecDeque::new());
let valstrs = mem::replace(&mut vals.valuestrs, VecDeque::new());
let vals = valixs;
if ts_off_ms.len() != ts_off_ns.len() {
return Err(Error::with_msg_no_trace("collected len mismatch"));
}
if ts_off_ms.len() != vals.len() {
return Err(Error::with_msg_no_trace("collected len mismatch"));
}
if ts_off_ms.len() != valstrs.len() {
return Err(Error::with_msg_no_trace("collected len mismatch"));
}
let ret = Self::Output {
ts_anchor_sec,
ts_off_ms,
ts_off_ns,
vals,
valstrs,
range_final: self.range_final,
timed_out: self.timed_out,
continue_at,
};
Ok(ret)
}
}
// Experiment with having this special case for enums
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct EventsDim0Enum {
pub tss: VecDeque<u64>,
pub values: VecDeque<u16>,
pub valuestrs: VecDeque<String>,
}
impl EventsDim0Enum {
pub fn new() -> Self {
Self {
tss: VecDeque::new(),
values: VecDeque::new(),
valuestrs: VecDeque::new(),
}
}
pub fn push_back(&mut self, ts: u64, value: u16, valuestr: String) {
self.tss.push_back(ts);
self.values.push_back(value);
self.valuestrs.push_back(valuestr);
}
}
impl TypeName for EventsDim0Enum {
fn type_name(&self) -> String {
"EventsDim0Enum".into()
}
}
impl AsAnyRef for EventsDim0Enum {
fn as_any_ref(&self) -> &dyn Any {
self
}
}
impl AsAnyMut for EventsDim0Enum {
fn as_any_mut(&mut self) -> &mut dyn Any {
self
}
}
impl WithLen for EventsDim0Enum {
fn len(&self) -> usize {
self.tss.len()
}
}
impl Collectable for EventsDim0Enum {
fn new_collector(&self) -> Box<dyn Collector> {
Box::new(EventsDim0EnumCollector::new())
}
}
#[derive(Clone, PartialEq, Serialize, Deserialize)]
pub struct EventsDim0NoPulse<STY> {
pub tss: VecDeque<u64>,
@@ -701,19 +476,19 @@ impl<STY: ScalarOps> CollectorType for EventsDim0Collector<STY> {
let vals = &mut self.vals;
let continue_at = if self.needs_continue_at {
if let Some(ts) = vals.tss.back() {
let x = Some(IsoDateTime::from_u64(*ts / MS * MS + MS));
let x = Some(IsoDateTime::from_ns_u64(*ts / MS * MS + MS));
x
} else {
if let Some(range) = &range {
match range {
SeriesRange::TimeRange(x) => Some(IsoDateTime::from_u64(x.beg + SEC)),
SeriesRange::TimeRange(x) => Some(IsoDateTime::from_ns_u64(x.beg + SEC)),
SeriesRange::PulseRange(_) => {
error!("TODO emit create continueAt for pulse range");
Some(IsoDateTime::from_u64(0))
Some(IsoDateTime::from_ns_u64(0))
}
}
} else {
Some(IsoDateTime::from_u64(0))
Some(IsoDateTime::from_ns_u64(0))
}
}
} else {

View File

@@ -0,0 +1,491 @@
use err::Error;
use items_0::collect_s::Collectable;
use items_0::collect_s::Collected;
use items_0::collect_s::Collector;
use items_0::collect_s::CollectorType;
use items_0::collect_s::ToJsonBytes;
use items_0::collect_s::ToJsonResult;
use items_0::container::ByteEstimate;
use items_0::isodate::IsoDateTime;
use items_0::overlap::RangeOverlapInfo;
use items_0::scalar_ops::ScalarOps;
use items_0::timebin::TimeBinnable;
use items_0::timebin::TimeBinnableTy;
use items_0::timebin::TimeBinnerTy;
use items_0::AsAnyMut;
use items_0::AsAnyRef;
use items_0::Events;
use items_0::EventsNonObj;
use items_0::TypeName;
use items_0::WithLen;
use netpod::log::*;
use netpod::range::evrange::SeriesRange;
use netpod::timeunits::MS;
use netpod::timeunits::SEC;
use netpod::BinnedRangeEnum;
use serde::Deserialize;
use serde::Serialize;
use std::any::Any;
use std::collections::VecDeque;
use std::mem;
#[allow(unused)]
macro_rules! trace_collect_result {
($($arg:tt)*) => {
if false {
trace!($($arg)*);
}
};
}
#[derive(Debug)]
pub struct EventsDim0EnumCollector {
vals: EventsDim0Enum,
range_final: bool,
timed_out: bool,
needs_continue_at: bool,
}
impl EventsDim0EnumCollector {
pub fn new() -> Self {
Self {
vals: EventsDim0Enum::new(),
range_final: false,
timed_out: false,
needs_continue_at: false,
}
}
}
impl TypeName for EventsDim0EnumCollector {
fn type_name(&self) -> String {
"EventsDim0EnumCollector".into()
}
}
impl WithLen for EventsDim0EnumCollector {
fn len(&self) -> usize {
self.vals.tss.len()
}
}
impl ByteEstimate for EventsDim0EnumCollector {
fn byte_estimate(&self) -> u64 {
// TODO does it need to be more accurate?
30 * self.len() as u64
}
}
#[derive(Debug, Serialize, Deserialize)]
pub struct EventsDim0EnumCollectorOutput {
#[serde(rename = "tsAnchor")]
ts_anchor_sec: u64,
#[serde(rename = "tsMs")]
ts_off_ms: VecDeque<u64>,
#[serde(rename = "tsNs")]
ts_off_ns: VecDeque<u64>,
#[serde(rename = "values")]
vals: VecDeque<u16>,
#[serde(rename = "valuestrings")]
valstrs: VecDeque<String>,
#[serde(rename = "rangeFinal", default, skip_serializing_if = "netpod::is_false")]
range_final: bool,
#[serde(rename = "timedOut", default, skip_serializing_if = "netpod::is_false")]
timed_out: bool,
#[serde(rename = "continueAt", default, skip_serializing_if = "Option::is_none")]
continue_at: Option<IsoDateTime>,
}
impl WithLen for EventsDim0EnumCollectorOutput {
fn len(&self) -> usize {
todo!()
}
}
impl AsAnyRef for EventsDim0EnumCollectorOutput {
fn as_any_ref(&self) -> &dyn Any {
todo!()
}
}
impl AsAnyMut for EventsDim0EnumCollectorOutput {
fn as_any_mut(&mut self) -> &mut dyn Any {
todo!()
}
}
impl ToJsonResult for EventsDim0EnumCollectorOutput {
fn to_json_result(&self) -> Result<Box<dyn ToJsonBytes>, Error> {
todo!()
}
}
impl Collected for EventsDim0EnumCollectorOutput {}
impl CollectorType for EventsDim0EnumCollector {
type Input = EventsDim0Enum;
type Output = EventsDim0EnumCollectorOutput;
fn ingest(&mut self, src: &mut EventsDim0Enum) {
self.vals.tss.append(&mut src.tss);
self.vals.values.append(&mut src.values);
self.vals.valuestrs.append(&mut src.valuestrs);
}
fn set_range_complete(&mut self) {
self.range_final = true;
}
fn set_timed_out(&mut self) {
self.timed_out = true;
self.needs_continue_at = true;
}
fn set_continue_at_here(&mut self) {
self.needs_continue_at = true;
}
fn result(
&mut self,
range: Option<SeriesRange>,
binrange: Option<BinnedRangeEnum>,
) -> Result<EventsDim0EnumCollectorOutput, Error> {
trace_collect_result!(
"{} result() needs_continue_at {}",
self.type_name(),
self.needs_continue_at
);
// If we timed out, we want to hint the client from where to continue.
// This is tricky: currently, client can not request a left-exclusive range.
// We currently give the timestamp of the last event plus a small delta.
// The amount of the delta must take into account what kind of timestamp precision the client
// can parse and handle.
let vals = &mut self.vals;
let continue_at = if self.needs_continue_at {
if let Some(ts) = vals.tss.back() {
let x = Some(IsoDateTime::from_ns_u64(*ts / MS * MS + MS));
x
} else {
if let Some(range) = &range {
match range {
SeriesRange::TimeRange(x) => Some(IsoDateTime::from_ns_u64(x.beg + SEC)),
SeriesRange::PulseRange(_) => {
error!("TODO emit create continueAt for pulse range");
Some(IsoDateTime::from_ns_u64(0))
}
}
} else {
Some(IsoDateTime::from_ns_u64(0))
}
}
} else {
None
};
let tss_sl = vals.tss.make_contiguous();
let (ts_anchor_sec, ts_off_ms, ts_off_ns) = crate::ts_offs_from_abs(tss_sl);
let valixs = mem::replace(&mut vals.values, VecDeque::new());
let valstrs = mem::replace(&mut vals.valuestrs, VecDeque::new());
let vals = valixs;
if ts_off_ms.len() != ts_off_ns.len() {
return Err(Error::with_msg_no_trace("collected len mismatch"));
}
if ts_off_ms.len() != vals.len() {
return Err(Error::with_msg_no_trace("collected len mismatch"));
}
if ts_off_ms.len() != valstrs.len() {
return Err(Error::with_msg_no_trace("collected len mismatch"));
}
let ret = Self::Output {
ts_anchor_sec,
ts_off_ms,
ts_off_ns,
vals,
valstrs,
range_final: self.range_final,
timed_out: self.timed_out,
continue_at,
};
Ok(ret)
}
}
// Experiment with having this special case for enums
#[derive(Debug, Clone, PartialEq, Serialize, Deserialize)]
pub struct EventsDim0Enum {
pub tss: VecDeque<u64>,
pub values: VecDeque<u16>,
pub valuestrs: VecDeque<String>,
}
impl EventsDim0Enum {
pub fn new() -> Self {
Self {
tss: VecDeque::new(),
values: VecDeque::new(),
valuestrs: VecDeque::new(),
}
}
pub fn push_back(&mut self, ts: u64, value: u16, valuestr: String) {
self.tss.push_back(ts);
self.values.push_back(value);
self.valuestrs.push_back(valuestr);
}
}
impl TypeName for EventsDim0Enum {
fn type_name(&self) -> String {
"EventsDim0Enum".into()
}
}
impl AsAnyRef for EventsDim0Enum {
fn as_any_ref(&self) -> &dyn Any {
self
}
}
impl AsAnyMut for EventsDim0Enum {
fn as_any_mut(&mut self) -> &mut dyn Any {
self
}
}
impl WithLen for EventsDim0Enum {
fn len(&self) -> usize {
self.tss.len()
}
}
impl Collectable for EventsDim0Enum {
fn new_collector(&self) -> Box<dyn Collector> {
Box::new(EventsDim0EnumCollector::new())
}
}
// impl Events
impl ByteEstimate for EventsDim0Enum {
fn byte_estimate(&self) -> u64 {
todo!()
}
}
impl EventsNonObj for EventsDim0Enum {
fn into_tss_pulses(self: Box<Self>) -> (VecDeque<u64>, VecDeque<u64>) {
todo!()
}
}
impl RangeOverlapInfo for EventsDim0Enum {
fn ends_before(&self, range: &SeriesRange) -> bool {
todo!()
}
fn ends_after(&self, range: &SeriesRange) -> bool {
todo!()
}
fn starts_after(&self, range: &SeriesRange) -> bool {
todo!()
}
}
// NOTE just a dummy because currently we don't use this for time binning
#[derive(Debug)]
pub struct EventsDim0EnumTimeBinner;
impl TimeBinnerTy for EventsDim0EnumTimeBinner {
type Input = EventsDim0Enum;
type Output = ();
fn ingest(&mut self, item: &mut Self::Input) {
todo!()
}
fn set_range_complete(&mut self) {
todo!()
}
fn bins_ready_count(&self) -> usize {
todo!()
}
fn bins_ready(&mut self) -> Option<Self::Output> {
todo!()
}
fn push_in_progress(&mut self, push_empty: bool) {
todo!()
}
fn cycle(&mut self) {
todo!()
}
fn empty(&self) -> Option<Self::Output> {
todo!()
}
fn append_empty_until_end(&mut self) {
todo!()
}
}
// NOTE just a dummy because currently we don't use this for time binning
impl TimeBinnableTy for EventsDim0Enum {
type TimeBinner = EventsDim0EnumTimeBinner;
fn time_binner_new(
&self,
binrange: BinnedRangeEnum,
do_time_weight: bool,
emit_empty_bins: bool,
) -> Self::TimeBinner {
todo!()
}
}
// NOTE just a dummy because currently we don't use this for time binning
impl TimeBinnable for EventsDim0Enum {
fn time_binner_new(
&self,
binrange: BinnedRangeEnum,
do_time_weight: bool,
emit_empty_bins: bool,
) -> Box<dyn items_0::timebin::TimeBinner> {
todo!()
}
fn to_box_to_json_result(&self) -> Box<dyn ToJsonResult> {
todo!()
}
}
#[derive(Debug, Serialize, Deserialize)]
pub struct EventsDim0EnumChunkOutput {
tss: VecDeque<u64>,
values: VecDeque<u16>,
valuestrings: VecDeque<String>,
scalar_type: String,
}
impl Events for EventsDim0Enum {
fn as_time_binnable_ref(&self) -> &dyn items_0::timebin::TimeBinnable {
todo!()
}
fn as_time_binnable_mut(&mut self) -> &mut dyn items_0::timebin::TimeBinnable {
todo!()
}
fn verify(&self) -> bool {
todo!()
}
fn output_info(&self) -> String {
todo!()
}
fn as_collectable_mut(&mut self) -> &mut dyn Collectable {
todo!()
}
fn as_collectable_with_default_ref(&self) -> &dyn Collectable {
todo!()
}
fn as_collectable_with_default_mut(&mut self) -> &mut dyn Collectable {
todo!()
}
fn ts_min(&self) -> Option<u64> {
todo!()
}
fn ts_max(&self) -> Option<u64> {
todo!()
}
fn take_new_events_until_ts(&mut self, ts_end: u64) -> Box<dyn Events> {
todo!()
}
fn new_empty_evs(&self) -> Box<dyn Events> {
todo!()
}
fn drain_into_evs(&mut self, dst: &mut dyn Events, range: (usize, usize)) -> Result<(), items_0::MergeError> {
todo!()
}
fn find_lowest_index_gt_evs(&self, ts: u64) -> Option<usize> {
todo!()
}
fn find_lowest_index_ge_evs(&self, ts: u64) -> Option<usize> {
todo!()
}
fn find_highest_index_lt_evs(&self, ts: u64) -> Option<usize> {
todo!()
}
fn clone_dyn(&self) -> Box<dyn Events> {
todo!()
}
fn partial_eq_dyn(&self, other: &dyn Events) -> bool {
todo!()
}
fn serde_id(&self) -> &'static str {
todo!()
}
fn nty_id(&self) -> u32 {
todo!()
}
fn tss(&self) -> &VecDeque<u64> {
todo!()
}
fn pulses(&self) -> &VecDeque<u64> {
todo!()
}
fn frame_type_id(&self) -> u32 {
todo!()
}
fn to_min_max_avg(&mut self) -> Box<dyn Events> {
todo!()
}
fn to_json_string(&self) -> String {
todo!()
}
fn to_json_vec_u8(&self) -> Vec<u8> {
self.to_json_string().into_bytes()
}
fn to_cbor_vec_u8(&self) -> Vec<u8> {
// TODO redesign with mut access, rename to `into_` and take the values out.
let ret = EventsDim0EnumChunkOutput {
// TODO use &mut to swap the content
tss: self.tss.clone(),
values: self.values.clone(),
valuestrings: self.valuestrs.clone(),
scalar_type: netpod::EnumVariant::scalar_type_name().into(),
};
let mut buf = Vec::new();
ciborium::into_writer(&ret, &mut buf).unwrap();
buf
}
fn clear(&mut self) {
todo!()
}
}

View File

@@ -400,19 +400,19 @@ impl<STY: ScalarOps> CollectorType for EventsDim1Collector<STY> {
let vals = &mut self.vals;
let continue_at = if self.timed_out {
if let Some(ts) = vals.tss.back() {
Some(IsoDateTime::from_u64(*ts + MS))
Some(IsoDateTime::from_ns_u64(*ts + MS))
} else {
if let Some(range) = &range {
match range {
SeriesRange::TimeRange(x) => Some(IsoDateTime::from_u64(x.beg + SEC)),
SeriesRange::TimeRange(x) => Some(IsoDateTime::from_ns_u64(x.beg + SEC)),
SeriesRange::PulseRange(x) => {
error!("TODO emit create continueAt for pulse range");
Some(IsoDateTime::from_u64(0))
Some(IsoDateTime::from_ns_u64(0))
}
}
} else {
warn!("can not determine continue-at parameters");
Some(IsoDateTime::from_u64(0))
Some(IsoDateTime::from_ns_u64(0))
}
}
} else {

View File

@@ -6,6 +6,7 @@ pub mod channelevents;
pub mod empty;
pub mod eventfull;
pub mod eventsdim0;
pub mod eventsdim0enum;
pub mod eventsdim1;
pub mod eventsxbindim0;
pub mod framable;
@@ -20,10 +21,8 @@ pub mod timebin;
pub mod transform;
use channelevents::ChannelEvents;
use chrono::DateTime;
use chrono::TimeZone;
use chrono::Utc;
use futures_util::Stream;
use items_0::isodate::IsoDateTime;
use items_0::overlap::RangeOverlapInfo;
use items_0::streamitem::Sitemty;
use items_0::transform::EventTransform;
@@ -33,10 +32,6 @@ use items_0::MergeError;
use merger::Mergeable;
use netpod::range::evrange::SeriesRange;
use netpod::timeunits::*;
use netpod::DATETIME_FMT_3MS;
use serde::Deserialize;
use serde::Serialize;
use serde::Serializer;
use std::collections::VecDeque;
use std::fmt;
@@ -133,28 +128,8 @@ impl serde::de::Error for Error {
}
}
#[derive(Clone, Debug, PartialEq, Deserialize)]
pub struct IsoDateTime(DateTime<Utc>);
impl IsoDateTime {
pub fn from_u64(ts: u64) -> Self {
IsoDateTime(Utc.timestamp_nanos(ts as i64))
}
}
impl Serialize for IsoDateTime {
fn serialize<S>(&self, serializer: S) -> Result<S::Ok, S::Error>
where
S: Serializer,
{
serializer.serialize_str(&self.0.format(DATETIME_FMT_3MS).to_string())
}
}
pub fn make_iso_ts(tss: &[u64]) -> Vec<IsoDateTime> {
tss.iter()
.map(|&k| IsoDateTime(Utc.timestamp_nanos(k as i64)))
.collect()
tss.iter().map(|&k| IsoDateTime::from_ns_u64(k)).collect()
}
impl Mergeable for Box<dyn Events> {

View File

@@ -503,10 +503,7 @@ fn binned_timeout_00() {
assert_eq!(r2.mins(), &[3.0, 2.0, 3.0]);
assert_eq!(r2.maxs(), &[3.2, 2.2, 3.2]);
assert_eq!(r2.missing_bins(), 6);
assert_eq!(
r2.continue_at(),
Some(IsoDateTime(Utc.timestamp_nanos((TSBASE + SEC * 4) as i64)))
);
assert_eq!(r2.continue_at(), Some(IsoDateTime::from_ns_u64(TSBASE + SEC * 4)));
Ok::<_, Error>(())
};
runfut(fut).unwrap();