func TestSumAverage(t *testing.T) {
aggregator := aggregators.New(
1000.0,
2000.0,
aggregators.Sum,
200.0,
aggregators.Avg,
aggregators.NaN,
nil)
aggregator.Add(tsdb.TimeSeries{
{1000.0, 42.0}, {1030.0, 54.0}, {1199.999, 49.5},
{1401.0, 20.0}, {1599.0, 30.0},
{1836.0, 98.0}})
aggregator.Add(tsdb.TimeSeries{
{1500.0, 1025.0},
{1600.0, 99.0},
{1800.0, 198.0}, {1801.0, 202.0}, {1999.1, 200.0}})
aggregator.Add(tsdb.TimeSeries{
{1400.0, 1975.0},
{1450.0, 2000.0},
{1599.0, 2025.0},
{1599.1, 2050.0},
{1599.2, 2075.0}})
aggregator.Add(nil)
aggregated := aggregator.Aggregate()
expected := tsdb.TimeSeries{
{1000.0, 48.5},
{1400.0, 3075.0},
{1600.0, 99.0},
{1800.0, 298.0}}
assertValueDeepEqual(t, expected, aggregated)
}
func TestLinearInterpolation(t *testing.T) {
aggregator := aggregators.New(
1000.0,
2000.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.None,
nil)
aggregator.Add(tsdb.TimeSeries{
{1000.0, 31.0}, {1030.0, 31.5}, {1199.999, 31.25},
{1401.0, 20.0}, {1599.0, 30.0},
{1836.0, 75.0}})
aggregator.Add(nil)
aggregated := aggregator.Aggregate()
expected := tsdb.TimeSeries{
{1000.0, 31.25},
{1200.0, 28.125},
{1400.0, 25.0},
{1600.0, 50.0},
{1800.0, 75.0}}
assertValueDeepEqual(t, expected, aggregated)
aggregator.Add(tsdb.TimeSeries{
{1200.0, 40.0},
{1600.0, 46.0}})
aggregated = aggregator.Aggregate()
expected = tsdb.TimeSeries{
{1000.0, 31.25},
{1200.0, 34.0625},
{1400.0, 34.0},
{1600.0, 48.0},
{1800.0, 75.0}}
assertValueDeepEqual(t, expected, aggregated)
}
func TestAverageZero(t *testing.T) {
aggregator := aggregators.New(
1000.0,
2000.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.Zero,
nil)
aggregator.Add(tsdb.TimeSeries{
{1000.0, 42.0}, {1030.0, 54.0}, {1199.999, 49.5},
{1401.0, 20.0}, {1599.0, 30.0},
{1836.0, 98.0}})
aggregator.Add(tsdb.TimeSeries{
{1500.0, 1025.0},
{1600.0, 99.0},
{1800.0, 198.0}, {1801.0, 202.0}, {1999.1, 200.0}})
aggregator.Add(tsdb.TimeSeries{
{1400.0, 1975.0},
{1450.0, 2000.0},
{1599.0, 2025.0},
{1599.1, 2050.0},
{1599.2, 2075.0}})
// Counts as all zeros
aggregator.Add(nil)
aggregated := aggregator.Aggregate()
expected := tsdb.TimeSeries{
{1000.0, 12.125},
{1200.0, 0.0},
{1400.0, 768.75},
{1600.0, 24.75},
{1800.0, 74.5}}
assertValueDeepEqual(t, expected, aggregated)
}
func TestCount(t *testing.T) {
aggregator := aggregators.New(
1043.0,
2021.0,
aggregators.Count,
200.0,
aggregators.Avg,
aggregators.NaN,
nil)
aggregator.Add(tsdb.TimeSeries{
{1043.0, 42.0}, {1044.0, 54.0}, {1199.999, 49.5},
{1200.0, 35.0},
{1401.0, 20.0}, {1599.0, 30.0},
{1836.0, 98.0},
{2019.0, 1.3}})
aggregator.Add(nil)
aggregator.Add(tsdb.TimeSeries{
{1043.0, 42.0}, {1044.0, 54.0}, {1199.999, 49.5},
{1200.0, 53.0},
{1401.0, 20.0}, {1599.0, 30.0},
{1836.0, 98.0},
{2019.0, 1.3}})
aggregated := aggregator.Aggregate()
expected := tsdb.TimeSeries{
{1200.0, 2.0},
{1400.0, 2.0},
{1600.0, 0.0},
{1800.0, 2.0}}
assertValueDeepEqual(t, expected, aggregated)
}
func TestStartEqualsEnd(t *testing.T) {
aggregators.New(
1057.0,
1057.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.NaN,
nil)
aggregators.New(
1000.0,
1000.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.NaN,
nil)
}
func TestAverageNone(t *testing.T) {
aggregator := aggregators.New(
1000.0,
2000.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.NaN,
nil)
aggregated := aggregator.Aggregate()
if len(aggregated) != 0 {
t.Error("Expected no aggregation")
}
}
func TestRateMissingValues(t *testing.T) {
aggregator := aggregators.New(
1000.0,
2000.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.NaN,
&aggregators.RateSpec{})
aggregator.Add(tsdb.TimeSeries{
{1000.0, 10000.0},
{1600.0, 49000.0},
{1800.0, 52000.0}})
aggregated := aggregator.Aggregate()
expected := tsdb.TimeSeries{
{1000.0, 65.0},
{1200.0, 65.0},
{1400.0, 65.0},
{1600.0, 15.0}}
assertValueDeepEqual(t, expected, aggregated)
aggregator = aggregators.New(
1000.0,
2000.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.NaN,
&aggregators.RateSpec{})
aggregator.Add(tsdb.TimeSeries{
{1400.0, 10000.0},
{1600.0, 49000.0}})
aggregated = aggregator.Aggregate()
expected = tsdb.TimeSeries{
{1400.0, 195.0}}
assertValueDeepEqual(t, expected, aggregated)
}
func TestAverageStrangeStartAndEnd(t *testing.T) {
aggregator := aggregators.New(
1057.0,
1938.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.NaN,
nil)
aggregator.Add(tsdb.TimeSeries{
{1057.0, 30.0}, {1199.0, 40.0},
{1401.0, 20.0}, {1599.0, 30.0},
{1836.0, 98.0}})
aggregated := aggregator.Aggregate()
expected := tsdb.TimeSeries{{1400.0, 25.0}}
assertValueDeepEqual(t, expected, aggregated)
}
func TestNegativeStart(t *testing.T) {
aggregator := aggregators.New(
-29028.0,
29028.0,
aggregators.Avg,
10000.0,
aggregators.Avg,
aggregators.NaN,
nil)
aggregator.Add(tsdb.TimeSeries{
{-29028.0, -60.0}, {-21000.0, -50.0},
{-3000.0, -5.0}, {3000.0, 5.0},
{29027.0, 43.0}})
aggregated := aggregator.Aggregate()
expected := tsdb.TimeSeries{
{-10000.0, -5.0},
{0, 5.0}}
assertValueDeepEqual(t, expected, aggregated)
}
func (a *aggregatorTesterType) Verify(t *testing.T) {
length := len(a.expected)
agg := aggregators.New(
0, float64(length)*kMaxSampleSize,
aggregators.Sum,
kMaxSampleSize,
a.aggregator,
a.fillPolicy,
nil)
var timeSeries tsdb.TimeSeries
for i := range a.expected {
for j, val := range a.expected[i].Values {
timeSeries = append(
timeSeries,
tsdb.TsValue{
float64(i)*kMaxSampleSize + float64(j),
val})
}
}
agg.Add(timeSeries)
aggregatedTimeSeries := agg.Aggregate()
aggIdx := 0
for i := range a.expected {
if !a.expected[i].Valid {
continue
}
if aggIdx >= len(aggregatedTimeSeries) || aggregatedTimeSeries[aggIdx].Ts != float64(i)*kMaxSampleSize {
t.Error(
"Timestamps don't match. No value was emitted when one was expected or the other way around. Or maybe the Len() function is wrong.")
return
}
if a.expected[i].Answer != aggregatedTimeSeries[aggIdx].Value {
t.Errorf(
"Expected %g for %v, got %g",
a.expected[i].Answer,
a.expected[i].Values,
aggregatedTimeSeries[aggIdx].Value)
}
aggIdx++
}
}
func newAggregatorGenerator(
aggregatorStr string,
downSample *DownSampleSpec,
rateOptions *RateSpec) (
tsdb.AggregatorGenerator, error) {
if downSample == nil {
return nil, ErrUnsupportedAggregator
}
aggregator, ok := aggregators.ByName(aggregatorStr)
if !ok {
return nil, ErrUnsupportedAggregator
}
downSampleAggregator, ok := aggregators.ByName(downSample.Type)
if !ok {
return nil, ErrUnsupportedAggregator
}
fill, _ := aggregators.ByFillPolicyName(downSample.Fill)
duration := downSample.DurationInSeconds
var rateSpec *aggregators.RateSpec
if rateOptions != nil {
rateSpec = &aggregators.RateSpec{
Counter: rateOptions.Counter,
CounterMax: rateOptions.CounterMax,
ResetValue: rateOptions.ResetValue,
}
}
return func(start, end float64) (tsdb.Aggregator, error) {
if (end-start)/duration > kMaxDownSampleBuckets {
return nil, kErrTimeRangeTooBig
}
return aggregators.New(
start,
end,
aggregator,
duration,
downSampleAggregator,
fill,
rateSpec), nil
}, nil
}
func TestRateNoResetOrMax(t *testing.T) {
aggregator := aggregators.New(
1000.0,
2000.0,
aggregators.Avg,
200.0,
aggregators.Avg,
aggregators.NaN,
&aggregators.RateSpec{Counter: true})
aggregator.Add(tsdb.TimeSeries{
{1000.0, 10000.0},
{1200.0, 49000.0},
{1400.0, 3000.0},
{1600.0, 53000.0},
{1800.0, 52000.0}})
aggregated := aggregator.Aggregate()
expected := tsdb.TimeSeries{
{1000.0, 195.0},
{1200.0, 0.0},
{1400.0, 250.0},
{1600.0, 0.0}}
assertValueDeepEqual(t, expected, aggregated)
}
func TestAPI(t *testing.T) {
alBuilder := datastructs.NewApplicationListBuilder()
alBuilder.Add(
37, "AnApp", sources.ConnectorList{trisource.GetConnector()})
alBuilder.Add(
97, "AnotherApp", sources.ConnectorList{trisource.GetConnector()})
appList := alBuilder.Build()
appStatus := datastructs.NewApplicationStatuses(
appList,
newStore(
t, "TestAPI", 2, 100, 1.0, 10))
appStatus.MarkHostsActiveExclusively(
100.0,
[]string{"host1", "host2", "host3", "host4", "host5"})
endpointId, aStore := appStatus.EndpointIdByHostAndName(
"host1", "AnApp")
addValues(t, aStore, endpointId, "/foo",
500.0, 30.0, 510.0, 31.0, 520.0, 32.0, 530.0, 33.0, 540.0, 34.0)
endpointId, aStore = appStatus.EndpointIdByHostAndName(
"host1", "AnotherApp")
addValues(t, aStore, endpointId, "/foo",
500.0, 40.0, 510.0, 41.0, 520.0, 42.0, 530.0, 43.0, 540.0, 44.0)
endpointId, aStore = appStatus.EndpointIdByHostAndName(
"host2", "AnApp")
addValues(t, aStore, endpointId, "/foo",
500.0, 50.0, 510.0, 51.0, 520.0, 52.0, 530.0, 53.0, 540.0, 54.0)
endpointId, aStore = appStatus.EndpointIdByHostAndName(
"host2", "AnotherApp")
addValues(t, aStore, endpointId, "/foo",
500.0, 60.0, 510.0, 61.0, 520.0, 62.0, 530.0, 63.0, 540.0, 64.0)
endpointId, aStore = appStatus.EndpointIdByHostAndName(
"host3", "AnApp")
addValues(t, aStore, endpointId, "/foo",
500.0, 70.0, 510.0, 71.0, 520.0, 72.0, 530.0, 73.0, 540.0, 74.0)
endpointId, aStore = appStatus.EndpointIdByHostAndName(
"host3", "AnotherApp")
addValues(t, aStore, endpointId, "/foo",
500.0, 80.0, 510.0, 81.0, 520.0, 82.0, 530.0, 83.0, 540.0, 84.0)
endpointId, aStore = appStatus.EndpointIdByHostAndName(
"host5", "AnApp")
addValues(t, aStore, endpointId, "/bar",
700.0, 80.0, 800.0, 100.0)
var taggedTimeSeriesSet *tsdb.TaggedTimeSeriesSet
var err error
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
500.0, 600.0,
nil); err != nil {
t.Fatal(err)
}
expected := &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
Data: []tsdb.TaggedTimeSeries{
{
Values: tsdb.TimeSeries{
{500.0, 55.5}, {520.0, 57.5}, {540.0, 59.0},
},
},
},
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
if _, err = tsdbimpl.Query(
appStatus,
"/not there",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
500.0, 600.0,
nil); err != tsdbimpl.ErrNoSuchMetric {
t.Error("Expected ErrNoSuchName")
}
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/bar",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
500.0, 1000.0,
nil); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/bar",
Data: []tsdb.TaggedTimeSeries{
{
Values: tsdb.TimeSeries{
{700.0, 80.0}, {800.0, 100.0},
},
},
},
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
501.0, 539.0,
nil); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
options := &tsdbimpl.QueryOptions{
GroupByHostName: true,
}
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
400.0, 700.0,
options); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
Data: []tsdb.TaggedTimeSeries{
{
Tags: tsdb.TagSet{
HostName: "host1",
},
Values: tsdb.TimeSeries{
{500.0, 35.5}, {520.0, 37.5}, {540.0, 39.0},
},
},
{
Tags: tsdb.TagSet{
HostName: "host2",
},
Values: tsdb.TimeSeries{
{500.0, 55.5}, {520.0, 57.5}, {540.0, 59.0},
},
},
{
Tags: tsdb.TagSet{
HostName: "host3",
},
Values: tsdb.TimeSeries{
{500.0, 75.5}, {520.0, 77.5}, {540.0, 79.0},
},
},
},
GroupedByHostName: true,
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
options = &tsdbimpl.QueryOptions{
GroupByHostName: true,
}
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
700.0, 900.0,
options); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
GroupedByHostName: true,
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
options = &tsdbimpl.QueryOptions{
GroupByAppName: true,
}
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
400.0, 700.0,
options); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
Data: []tsdb.TaggedTimeSeries{
{
Tags: tsdb.TagSet{
AppName: "AnApp",
},
Values: tsdb.TimeSeries{
{500.0, 50.5}, {520.0, 52.5}, {540.0, 54.0},
},
},
{
Tags: tsdb.TagSet{
AppName: "AnotherApp",
},
Values: tsdb.TimeSeries{
{500.0, 60.5}, {520.0, 62.5}, {540.0, 64},
},
},
},
GroupedByAppName: true,
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
options = &tsdbimpl.QueryOptions{
GroupByHostName: true,
GroupByAppName: true,
}
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
400.0, 700.0,
options); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
Data: []tsdb.TaggedTimeSeries{
{
Tags: tsdb.TagSet{
HostName: "host1",
AppName: "AnApp",
},
Values: tsdb.TimeSeries{
{500.0, 30.5}, {520.0, 32.5}, {540.0, 34.0},
},
},
{
Tags: tsdb.TagSet{
HostName: "host1",
AppName: "AnotherApp",
},
Values: tsdb.TimeSeries{
{500.0, 40.5}, {520.0, 42.5}, {540.0, 44.0},
},
},
{
Tags: tsdb.TagSet{
HostName: "host2",
AppName: "AnApp",
},
Values: tsdb.TimeSeries{
{500.0, 50.5}, {520.0, 52.5}, {540.0, 54.0},
},
},
{
Tags: tsdb.TagSet{
HostName: "host2",
AppName: "AnotherApp",
},
Values: tsdb.TimeSeries{
{500.0, 60.5}, {520.0, 62.5}, {540.0, 64.0},
},
},
{
Tags: tsdb.TagSet{
HostName: "host3",
AppName: "AnApp",
},
Values: tsdb.TimeSeries{
{500.0, 70.5}, {520.0, 72.5}, {540.0, 74.0},
},
},
{
Tags: tsdb.TagSet{
HostName: "host3",
AppName: "AnotherApp",
},
Values: tsdb.TimeSeries{
{500.0, 80.5}, {520.0, 82.5}, {540.0, 84.0},
},
},
},
GroupedByHostName: true,
GroupedByAppName: true,
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
options = &tsdbimpl.QueryOptions{
GroupByHostName: true,
GroupByAppName: true,
}
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
700.0, 900.0,
options); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
GroupedByHostName: true,
GroupedByAppName: true,
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
options = &tsdbimpl.QueryOptions{
HostNameFilter: tagFilter(func(s string) bool {
return s == "host2" || s == "host3"
}),
AppNameFilter: tagFilter(func(s string) bool {
return s == "AnApp"
}),
GroupByHostName: true,
GroupByAppName: true,
}
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
400.0, 700.0,
options); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
Data: []tsdb.TaggedTimeSeries{
{
Tags: tsdb.TagSet{
HostName: "host2",
AppName: "AnApp",
},
Values: tsdb.TimeSeries{
{500.0, 50.5}, {520.0, 52.5}, {540.0, 54.0},
},
},
{
Tags: tsdb.TagSet{
HostName: "host3",
AppName: "AnApp",
},
Values: tsdb.TimeSeries{
{500.0, 70.5}, {520.0, 72.5}, {540.0, 74.0},
},
},
},
GroupedByHostName: true,
GroupedByAppName: true,
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
options = &tsdbimpl.QueryOptions{
HostNameFilter: tagFilter(func(s string) bool {
return s == "host2" || s == "host3"
}),
AppNameFilter: tagFilter(func(s string) bool {
return s == "AnApp"
}),
}
if taggedTimeSeriesSet, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
400.0, 700.0,
options); err != nil {
t.Fatal(err)
}
expected = &tsdb.TaggedTimeSeriesSet{
MetricName: "/foo",
Data: []tsdb.TaggedTimeSeries{
{
Values: tsdb.TimeSeries{
{500.0, 60.5}, {520.0, 62.5}, {540.0, 64.0},
},
},
},
}
assertTaggedTimeSeriesSetEquals(
t,
expected,
taggedTimeSeriesSet,
)
options = &tsdbimpl.QueryOptions{
HostNameFilter: tagFilter(func(s string) bool {
return s == "host2" || s == "host3"
}),
AppNameFilter: tagFilter(func(s string) bool {
return s == "No app"
}),
}
if _, err = tsdbimpl.Query(
appStatus,
"/foo",
func(start, end float64) (tsdb.Aggregator, error) {
return aggregators.New(
start,
end,
aggregators.Avg,
20.0,
aggregators.Avg,
aggregators.NaN,
nil), nil
},
400.0, 700.0,
options); err != tsdbimpl.ErrNoSuchMetric {
t.Error("Expected ErrNoSuchMetric")
}
}
