Files
grafana/pkg/tsdb/stackdriver/stackdriver_test.go
2018-09-14 09:38:16 +02:00

97 lines
3.3 KiB
Go

package stackdriver
import (
"encoding/json"
"fmt"
"io/ioutil"
"testing"
"time"
"github.com/grafana/grafana/pkg/components/simplejson"
"github.com/grafana/grafana/pkg/tsdb"
. "github.com/smartystreets/goconvey/convey"
)
func TestStackdriver(t *testing.T) {
Convey("Stackdriver", t, func() {
executor := &StackdriverExecutor{}
Convey("Parse query from frontend", func() {
fromStart := time.Date(2018, 3, 15, 13, 0, 0, 0, time.UTC).In(time.Local)
tsdbQuery := &tsdb.TsdbQuery{
TimeRange: &tsdb.TimeRange{
From: fmt.Sprintf("%v", fromStart.Unix()*1000),
To: fmt.Sprintf("%v", fromStart.Add(34*time.Minute).Unix()*1000),
},
Queries: []*tsdb.Query{
{
Model: simplejson.NewFromAny(map[string]interface{}{
"target": "target",
"metricType": "time_series",
}),
RefId: "A",
},
},
}
queries, err := executor.parseQueries(tsdbQuery)
So(err, ShouldBeNil)
So(len(queries), ShouldEqual, 1)
So(queries[0].RefID, ShouldEqual, "A")
So(queries[0].Target, ShouldEqual, "target")
So(len(queries[0].Params), ShouldEqual, 4)
So(queries[0].Params["interval.startTime"][0], ShouldEqual, "2018-03-15T13:00:00Z")
So(queries[0].Params["interval.endTime"][0], ShouldEqual, "2018-03-15T13:34:00Z")
So(queries[0].Params["aggregation.perSeriesAligner"][0], ShouldEqual, "ALIGN_NONE")
So(queries[0].Params["filter"][0], ShouldEqual, "time_series")
})
Convey("Parse stackdriver response for data aggregated to one time series", func() {
var data StackDriverResponse
jsonBody, err := ioutil.ReadFile("./test-data/1-series-response-agg-one-metric.json")
So(err, ShouldBeNil)
err = json.Unmarshal(jsonBody, &data)
So(err, ShouldBeNil)
So(len(data.TimeSeries), ShouldEqual, 1)
res, err := executor.parseResponse(data, "A")
So(err, ShouldBeNil)
So(len(res.Series), ShouldEqual, 1)
So(res.Series[0].Name, ShouldEqual, "serviceruntime.googleapis.com/api/request_count")
So(len(res.Series[0].Points), ShouldEqual, 3)
So(res.Series[0].Points[0][0].Float64, ShouldEqual, 1.0666666666667)
So(res.Series[0].Points[1][0].Float64, ShouldEqual, 1.05)
So(res.Series[0].Points[2][0].Float64, ShouldEqual, 0.05)
})
Convey("Parse stackdriver response for data with no aggregation", func() {
var data StackDriverResponse
jsonBody, err := ioutil.ReadFile("./test-data/2-series-response-no-agg.json")
So(err, ShouldBeNil)
err = json.Unmarshal(jsonBody, &data)
So(err, ShouldBeNil)
So(len(data.TimeSeries), ShouldEqual, 3)
res, err := executor.parseResponse(data, "A")
So(err, ShouldBeNil)
Convey("Should add labels to metric name", func() {
So(len(res.Series), ShouldEqual, 3)
So(res.Series[0].Name, ShouldEqual, "compute.googleapis.com/instance/cpu/usage_time collector-asia-east-1")
So(res.Series[1].Name, ShouldEqual, "compute.googleapis.com/instance/cpu/usage_time collector-europe-west-1")
So(res.Series[2].Name, ShouldEqual, "compute.googleapis.com/instance/cpu/usage_time collector-us-east-1")
So(len(res.Series[0].Points), ShouldEqual, 3)
So(res.Series[0].Points[0][0].Float64, ShouldEqual, 9.7730520330369)
So(res.Series[0].Points[1][0].Float64, ShouldEqual, 9.7323568146676)
So(res.Series[0].Points[2][0].Float64, ShouldEqual, 9.8566497180145)
})
})
})
}