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tsdb: sql data sources should handle time ranges before epoch start correctly

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This commit is contained in:
Marcus Efraimsson
2018-04-12 18:53:12 +02:00
parent a3874ce2c7
commit f5586b1270
7 changed files with 546 additions and 228 deletions
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218
pkg/tsdb/postgres/macros_test.go
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@ -1,7 +1,10 @@
package postgres
import (
"fmt"
"strconv"
"testing"
"time"
"github.com/grafana/grafana/pkg/tsdb"
. "github.com/smartystreets/goconvey/convey"
@ -11,86 +14,179 @@ func TestMacroEngine(t *testing.T) {
Convey("MacroEngine", t, func() {
engine := &PostgresMacroEngine{}
query := &tsdb.Query{}
timeRange := &tsdb.TimeRange{From: "5m", To: "now"}
Convey("interpolate __time function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__time(time_column)")
So(err, ShouldBeNil)
Convey("Given a time range between 2018-04-12 00:00 and 2018-04-12 00:05", func() {
from := time.Date(2018, 4, 12, 18, 0, 0, 0, time.UTC)
to := from.Add(5 * time.Minute)
timeRange := tsdb.NewFakeTimeRange("5m", "now", to)
So(sql, ShouldEqual, "select time_column AS \"time\"")
Convey("interpolate __time function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__time(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select time_column AS \"time\"")
})
Convey("interpolate __time function wrapped in aggregation", func() {
sql, err := engine.Interpolate(query, timeRange, "select min($__time(time_column))")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select min(time_column AS \"time\")")
})
Convey("interpolate __timeFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("WHERE extract(epoch from time_column) BETWEEN %d AND %d", from.Unix(), to.Unix()))
})
Convey("interpolate __timeFrom function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeFrom(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select to_timestamp(%d)", from.Unix()))
})
Convey("interpolate __timeGroup function", func() {
sql, err := engine.Interpolate(query, timeRange, "GROUP BY $__timeGroup(time_column,'5m')")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "GROUP BY (extract(epoch from time_column)/300)::bigint*300 AS time")
})
Convey("interpolate __timeGroup function with spaces between args", func() {
sql, err := engine.Interpolate(query, timeRange, "GROUP BY $__timeGroup(time_column , '5m')")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "GROUP BY (extract(epoch from time_column)/300)::bigint*300 AS time")
})
Convey("interpolate __timeTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeTo(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select to_timestamp(%d)", to.Unix()))
})
Convey("interpolate __unixEpochFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(time)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select time >= %d AND time <= %d", from.Unix(), to.Unix()))
})
Convey("interpolate __unixEpochFrom function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFrom()")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select %d", from.Unix()))
})
Convey("interpolate __unixEpochTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochTo()")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select %d", to.Unix()))
})
})
Convey("interpolate __time function wrapped in aggregation", func() {
sql, err := engine.Interpolate(query, timeRange, "select min($__time(time_column))")
So(err, ShouldBeNil)
Convey("Given a time range between 1960-02-01 07:00 and 1965-02-03 08:00", func() {
from := time.Date(1960, 2, 1, 7, 0, 0, 0, time.UTC)
to := time.Date(1965, 2, 3, 8, 0, 0, 0, time.UTC)
timeRange := tsdb.NewTimeRange(strconv.FormatInt(from.UnixNano()/int64(time.Millisecond), 10), strconv.FormatInt(to.UnixNano()/int64(time.Millisecond), 10))
So(sql, ShouldEqual, "select min(time_column AS \"time\")")
Convey("interpolate __timeFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("WHERE extract(epoch from time_column) BETWEEN %d AND %d", from.Unix(), to.Unix()))
})
Convey("interpolate __timeFrom function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeFrom(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select to_timestamp(%d)", from.Unix()))
})
Convey("interpolate __timeTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeTo(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select to_timestamp(%d)", to.Unix()))
})
Convey("interpolate __unixEpochFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(time)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select time >= %d AND time <= %d", from.Unix(), to.Unix()))
})
Convey("interpolate __unixEpochFrom function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFrom()")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select %d", from.Unix()))
})
Convey("interpolate __unixEpochTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochTo()")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select %d", to.Unix()))
})
})
Convey("interpolate __timeFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
So(err, ShouldBeNil)
Convey("Given a time range between 1960-02-01 07:00 and 1980-02-03 08:00", func() {
from := time.Date(1960, 2, 1, 7, 0, 0, 0, time.UTC)
to := time.Date(1980, 2, 3, 8, 0, 0, 0, time.UTC)
timeRange := tsdb.NewTimeRange(strconv.FormatInt(from.UnixNano()/int64(time.Millisecond), 10), strconv.FormatInt(to.UnixNano()/int64(time.Millisecond), 10))
So(sql, ShouldEqual, "WHERE extract(epoch from time_column) BETWEEN 18446744066914186738 AND 18446744066914187038")
})
Convey("interpolate __timeFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
So(err, ShouldBeNil)
Convey("interpolate __timeFrom function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeFrom(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("WHERE extract(epoch from time_column) BETWEEN %d AND %d", from.Unix(), to.Unix()))
})
So(sql, ShouldEqual, "select to_timestamp(18446744066914186738)")
})
Convey("interpolate __timeFrom function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeFrom(time_column)")
So(err, ShouldBeNil)
Convey("interpolate __timeGroup function", func() {
So(sql, ShouldEqual, fmt.Sprintf("select to_timestamp(%d)", from.Unix()))
})
sql, err := engine.Interpolate(query, timeRange, "GROUP BY $__timeGroup(time_column,'5m')")
So(err, ShouldBeNil)
Convey("interpolate __timeTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeTo(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "GROUP BY (extract(epoch from time_column)/300)::bigint*300 AS time")
})
So(sql, ShouldEqual, fmt.Sprintf("select to_timestamp(%d)", to.Unix()))
})
Convey("interpolate __timeGroup function with spaces between args", func() {
Convey("interpolate __unixEpochFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(time)")
So(err, ShouldBeNil)
sql, err := engine.Interpolate(query, timeRange, "GROUP BY $__timeGroup(time_column , '5m')")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select time >= %d AND time <= %d", from.Unix(), to.Unix()))
})
So(sql, ShouldEqual, "GROUP BY (extract(epoch from time_column)/300)::bigint*300 AS time")
})
Convey("interpolate __unixEpochFrom function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFrom()")
So(err, ShouldBeNil)
Convey("interpolate __timeTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__timeTo(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, fmt.Sprintf("select %d", from.Unix()))
})
So(sql, ShouldEqual, "select to_timestamp(18446744066914187038)")
})
Convey("interpolate __unixEpochTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochTo()")
So(err, ShouldBeNil)
Convey("interpolate __unixEpochFilter function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFilter(18446744066914186738)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select 18446744066914186738 >= 18446744066914186738 AND 18446744066914186738 <= 18446744066914187038")
})
Convey("interpolate __unixEpochFrom function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochFrom()")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select 18446744066914186738")
})
Convey("interpolate __unixEpochTo function", func() {
sql, err := engine.Interpolate(query, timeRange, "select $__unixEpochTo()")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "select 18446744066914187038")
})
timeRange = &tsdb.TimeRange{From: "-315622800000", To: "315529200000"} // 1960-1980
Convey("interpolate __timeFilter function before epoch", func() {
sql, err := engine.Interpolate(query, timeRange, "WHERE $__timeFilter(time_column)")
So(err, ShouldBeNil)
So(sql, ShouldEqual, "WHERE extract(epoch from time_column) BETWEEN -315622800 AND 315529200")
So(sql, ShouldEqual, fmt.Sprintf("select %d", to.Unix()))
})
})
})
}