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34da0711ab
* add __timeGroup macro for mysql * put example __timeGroup query in frontend help * do __timeGroup interval parsing in go similar to mysql * ignore whitespace around interval
81 lines
2.4 KiB
Go
81 lines
2.4 KiB
Go
package postgres
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import (
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"testing"
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"github.com/grafana/grafana/pkg/tsdb"
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. "github.com/smartystreets/goconvey/convey"
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)
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func TestMacroEngine(t *testing.T) {
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Convey("MacroEngine", t, func() {
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engine := &PostgresMacroEngine{}
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timeRange := &tsdb.TimeRange{From: "5m", To: "now"}
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Convey("interpolate __time function", func() {
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sql, err := engine.Interpolate(nil, "select $__time(time_column)")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "select time_column AS \"time\"")
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})
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Convey("interpolate __time function wrapped in aggregation", func() {
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sql, err := engine.Interpolate(nil, "select min($__time(time_column))")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "select min(time_column AS \"time\")")
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})
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Convey("interpolate __timeFilter function", func() {
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sql, err := engine.Interpolate(timeRange, "WHERE $__timeFilter(time_column)")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "WHERE extract(epoch from time_column) BETWEEN 18446744066914186738 AND 18446744066914187038")
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})
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Convey("interpolate __timeFrom function", func() {
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sql, err := engine.Interpolate(timeRange, "select $__timeFrom(time_column)")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "select to_timestamp(18446744066914186738)")
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})
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Convey("interpolate __timeGroup function", func() {
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sql, err := engine.Interpolate(timeRange, "GROUP BY $__timeGroup(time_column,'5m')")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "GROUP BY (extract(epoch from \"time_column\")/300)::bigint*300")
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})
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Convey("interpolate __timeTo function", func() {
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sql, err := engine.Interpolate(timeRange, "select $__timeTo(time_column)")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "select to_timestamp(18446744066914187038)")
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})
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Convey("interpolate __unixEpochFilter function", func() {
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sql, err := engine.Interpolate(timeRange, "select $__unixEpochFilter(18446744066914186738)")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "select 18446744066914186738 >= 18446744066914186738 AND 18446744066914186738 <= 18446744066914187038")
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})
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Convey("interpolate __unixEpochFrom function", func() {
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sql, err := engine.Interpolate(timeRange, "select $__unixEpochFrom()")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "select 18446744066914186738")
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})
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Convey("interpolate __unixEpochTo function", func() {
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sql, err := engine.Interpolate(timeRange, "select $__unixEpochTo()")
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So(err, ShouldBeNil)
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So(sql, ShouldEqual, "select 18446744066914187038")
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})
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})
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}
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