mirror of https://github.com/grafana/grafana.git
				
				
				
			
		
			
				
	
	
		
			336 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			336 lines
		
	
	
		
			10 KiB
		
	
	
	
		
			Go
		
	
	
	
| package tsdb
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| 
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| import (
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| 	"fmt"
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| 	"testing"
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| 	"time"
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| 
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| 	"github.com/grafana/grafana/pkg/components/null"
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| 	"github.com/grafana/grafana/pkg/components/simplejson"
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| 	"github.com/grafana/grafana/pkg/models"
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| 
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| 	. "github.com/smartystreets/goconvey/convey"
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| )
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| 
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| func TestSqlEngine(t *testing.T) {
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| 	Convey("SqlEngine", t, func() {
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| 		dt := time.Date(2018, 3, 14, 21, 20, 6, int(527345*time.Microsecond), time.UTC)
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| 		earlyDt := time.Date(1970, 3, 14, 21, 20, 6, int(527345*time.Microsecond), time.UTC)
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| 
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| 		Convey("Given a time range between 2018-04-12 00:00 and 2018-04-12 00:05", func() {
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| 			from := time.Date(2018, 4, 12, 18, 0, 0, 0, time.UTC)
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| 			to := from.Add(5 * time.Minute)
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| 			timeRange := NewFakeTimeRange("5m", "now", to)
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| 			query := &Query{DataSource: &models.DataSource{}, Model: simplejson.New()}
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| 
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| 			Convey("interpolate $__interval", func() {
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| 				sql, err := Interpolate(query, timeRange, "select $__interval ")
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| 				So(err, ShouldBeNil)
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| 
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| 				So(sql, ShouldEqual, "select 1m ")
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| 			})
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| 
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| 			Convey("interpolate $__interval in $__timeGroup", func() {
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| 				sql, err := Interpolate(query, timeRange, "select $__timeGroupAlias(time,$__interval)")
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| 				So(err, ShouldBeNil)
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| 
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| 				So(sql, ShouldEqual, "select $__timeGroupAlias(time,1m)")
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| 			})
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| 
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| 			Convey("interpolate $__interval_ms", func() {
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| 				sql, err := Interpolate(query, timeRange, "select $__interval_ms ")
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| 				So(err, ShouldBeNil)
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| 
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| 				So(sql, ShouldEqual, "select 60000 ")
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| 			})
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| 
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| 			Convey("interpolate __unixEpochFrom function", func() {
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| 				sql, err := Interpolate(query, timeRange, "select $__unixEpochFrom()")
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| 				So(err, ShouldBeNil)
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| 
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| 				So(sql, ShouldEqual, fmt.Sprintf("select %d", from.Unix()))
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| 			})
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| 
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| 			Convey("interpolate __unixEpochTo function", func() {
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| 				sql, err := Interpolate(query, timeRange, "select $__unixEpochTo()")
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| 				So(err, ShouldBeNil)
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| 
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| 				So(sql, ShouldEqual, fmt.Sprintf("select %d", to.Unix()))
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| 			})
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| 
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| 		})
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| 
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| 		Convey("Given row values with time.Time as time columns", func() {
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| 			var nilPointer *time.Time
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| 
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| 			fixtures := make([]interface{}, 5)
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| 			fixtures[0] = dt
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| 			fixtures[1] = &dt
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| 			fixtures[2] = earlyDt
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| 			fixtures[3] = &earlyDt
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| 			fixtures[4] = nilPointer
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| 
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| 			for i := range fixtures {
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| 				ConvertSqlTimeColumnToEpochMs(fixtures, i)
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| 			}
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| 
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| 			Convey("When converting them should return epoch time with millisecond precision ", func() {
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| 				expected := float64(dt.UnixNano()) / float64(time.Millisecond)
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| 				expectedEarly := float64(earlyDt.UnixNano()) / float64(time.Millisecond)
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| 
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| 				So(fixtures[0].(float64), ShouldEqual, expected)
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| 				So(fixtures[1].(float64), ShouldEqual, expected)
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| 				So(fixtures[2].(float64), ShouldEqual, expectedEarly)
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| 				So(fixtures[3].(float64), ShouldEqual, expectedEarly)
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| 				So(fixtures[4], ShouldBeNil)
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| 			})
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| 		})
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| 
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| 		Convey("Given row values with int64 as time columns", func() {
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| 			tSeconds := dt.Unix()
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| 			tMilliseconds := dt.UnixNano() / 1e6
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| 			tNanoSeconds := dt.UnixNano()
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| 			var nilPointer *int64
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| 
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| 			fixtures := make([]interface{}, 7)
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| 			fixtures[0] = tSeconds
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| 			fixtures[1] = &tSeconds
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| 			fixtures[2] = tMilliseconds
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| 			fixtures[3] = &tMilliseconds
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| 			fixtures[4] = tNanoSeconds
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| 			fixtures[5] = &tNanoSeconds
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| 			fixtures[6] = nilPointer
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| 
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| 			for i := range fixtures {
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| 				ConvertSqlTimeColumnToEpochMs(fixtures, i)
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| 			}
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| 
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| 			Convey("When converting them should return epoch time with millisecond precision ", func() {
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| 				So(fixtures[0].(int64), ShouldEqual, tSeconds*1e3)
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| 				So(fixtures[1].(int64), ShouldEqual, tSeconds*1e3)
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| 				So(fixtures[2].(int64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[3].(int64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[4].(int64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[5].(int64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[6], ShouldBeNil)
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| 			})
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| 		})
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| 
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| 		Convey("Given row values with uin64 as time columns", func() {
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| 			tSeconds := uint64(dt.Unix())
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| 			tMilliseconds := uint64(dt.UnixNano() / 1e6)
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| 			tNanoSeconds := uint64(dt.UnixNano())
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| 			var nilPointer *uint64
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| 
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| 			fixtures := make([]interface{}, 7)
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| 			fixtures[0] = tSeconds
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| 			fixtures[1] = &tSeconds
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| 			fixtures[2] = tMilliseconds
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| 			fixtures[3] = &tMilliseconds
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| 			fixtures[4] = tNanoSeconds
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| 			fixtures[5] = &tNanoSeconds
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| 			fixtures[6] = nilPointer
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| 
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| 			for i := range fixtures {
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| 				ConvertSqlTimeColumnToEpochMs(fixtures, i)
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| 			}
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| 
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| 			Convey("When converting them should return epoch time with millisecond precision ", func() {
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| 				So(fixtures[0].(int64), ShouldEqual, tSeconds*1e3)
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| 				So(fixtures[1].(int64), ShouldEqual, tSeconds*1e3)
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| 				So(fixtures[2].(int64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[3].(int64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[4].(int64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[5].(int64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[6], ShouldBeNil)
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| 			})
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| 		})
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| 
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| 		Convey("Given row values with int32 as time columns", func() {
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| 			tSeconds := int32(dt.Unix())
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| 			var nilInt *int32
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| 
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| 			fixtures := make([]interface{}, 3)
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| 			fixtures[0] = tSeconds
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| 			fixtures[1] = &tSeconds
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| 			fixtures[2] = nilInt
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| 
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| 			for i := range fixtures {
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| 				ConvertSqlTimeColumnToEpochMs(fixtures, i)
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| 			}
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| 
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| 			Convey("When converting them should return epoch time with millisecond precision ", func() {
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| 				So(fixtures[0].(int64), ShouldEqual, dt.Unix()*1e3)
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| 				So(fixtures[1].(int64), ShouldEqual, dt.Unix()*1e3)
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| 				So(fixtures[2], ShouldBeNil)
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| 			})
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| 		})
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| 
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| 		Convey("Given row values with uint32 as time columns", func() {
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| 			tSeconds := uint32(dt.Unix())
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| 			var nilInt *uint32
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| 
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| 			fixtures := make([]interface{}, 3)
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| 			fixtures[0] = tSeconds
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| 			fixtures[1] = &tSeconds
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| 			fixtures[2] = nilInt
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| 
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| 			for i := range fixtures {
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| 				ConvertSqlTimeColumnToEpochMs(fixtures, i)
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| 			}
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| 
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| 			Convey("When converting them should return epoch time with millisecond precision ", func() {
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| 				So(fixtures[0].(int64), ShouldEqual, dt.Unix()*1e3)
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| 				So(fixtures[1].(int64), ShouldEqual, dt.Unix()*1e3)
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| 				So(fixtures[2], ShouldBeNil)
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| 			})
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| 		})
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| 
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| 		Convey("Given row values with float64 as time columns", func() {
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| 			tSeconds := float64(dt.UnixNano()) / float64(time.Second)
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| 			tMilliseconds := float64(dt.UnixNano()) / float64(time.Millisecond)
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| 			tNanoSeconds := float64(dt.UnixNano())
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| 			var nilPointer *float64
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| 
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| 			fixtures := make([]interface{}, 7)
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| 			fixtures[0] = tSeconds
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| 			fixtures[1] = &tSeconds
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| 			fixtures[2] = tMilliseconds
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| 			fixtures[3] = &tMilliseconds
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| 			fixtures[4] = tNanoSeconds
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| 			fixtures[5] = &tNanoSeconds
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| 			fixtures[6] = nilPointer
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| 
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| 			for i := range fixtures {
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| 				ConvertSqlTimeColumnToEpochMs(fixtures, i)
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| 			}
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| 
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| 			Convey("When converting them should return epoch time with millisecond precision ", func() {
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| 				So(fixtures[0].(float64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[1].(float64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[2].(float64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[3].(float64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[4].(float64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[5].(float64), ShouldEqual, tMilliseconds)
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| 				So(fixtures[6], ShouldBeNil)
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| 			})
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| 		})
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| 
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| 		Convey("Given row values with float32 as time columns", func() {
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| 			tSeconds := float32(dt.Unix())
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| 			var nilInt *float32
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| 
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| 			fixtures := make([]interface{}, 3)
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| 			fixtures[0] = tSeconds
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| 			fixtures[1] = &tSeconds
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| 			fixtures[2] = nilInt
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| 
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| 			for i := range fixtures {
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| 				ConvertSqlTimeColumnToEpochMs(fixtures, i)
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| 			}
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| 
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| 			Convey("When converting them should return epoch time with millisecond precision ", func() {
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| 				So(fixtures[0].(float64), ShouldEqual, float32(dt.Unix()*1e3))
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| 				So(fixtures[1].(float64), ShouldEqual, float32(dt.Unix()*1e3))
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| 				So(fixtures[2], ShouldBeNil)
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| 			})
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| 		})
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| 
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| 		Convey("Given row with value columns", func() {
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| 			intValue := 1
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| 			int64Value := int64(1)
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| 			int32Value := int32(1)
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| 			int16Value := int16(1)
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| 			int8Value := int8(1)
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| 			float64Value := float64(1)
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| 			float32Value := float32(1)
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| 			uintValue := uint(1)
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| 			uint64Value := uint64(1)
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| 			uint32Value := uint32(1)
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| 			uint16Value := uint16(1)
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| 			uint8Value := uint8(1)
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| 
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| 			fixtures := make([]interface{}, 24)
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| 			fixtures[0] = intValue
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| 			fixtures[1] = &intValue
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| 			fixtures[2] = int64Value
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| 			fixtures[3] = &int64Value
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| 			fixtures[4] = int32Value
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| 			fixtures[5] = &int32Value
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| 			fixtures[6] = int16Value
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| 			fixtures[7] = &int16Value
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| 			fixtures[8] = int8Value
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| 			fixtures[9] = &int8Value
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| 			fixtures[10] = float64Value
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| 			fixtures[11] = &float64Value
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| 			fixtures[12] = float32Value
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| 			fixtures[13] = &float32Value
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| 			fixtures[14] = uintValue
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| 			fixtures[15] = &uintValue
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| 			fixtures[16] = uint64Value
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| 			fixtures[17] = &uint64Value
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| 			fixtures[18] = uint32Value
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| 			fixtures[19] = &uint32Value
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| 			fixtures[20] = uint16Value
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| 			fixtures[21] = &uint16Value
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| 			fixtures[22] = uint8Value
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| 			fixtures[23] = &uint8Value
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| 
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| 			var intNilPointer *int
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| 			var int64NilPointer *int64
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| 			var int32NilPointer *int32
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| 			var int16NilPointer *int16
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| 			var int8NilPointer *int8
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| 			var float64NilPointer *float64
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| 			var float32NilPointer *float32
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| 			var uintNilPointer *uint
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| 			var uint64NilPointer *uint64
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| 			var uint32NilPointer *uint32
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| 			var uint16NilPointer *uint16
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| 			var uint8NilPointer *uint8
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| 
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| 			nilPointerFixtures := make([]interface{}, 12)
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| 			nilPointerFixtures[0] = intNilPointer
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| 			nilPointerFixtures[1] = int64NilPointer
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| 			nilPointerFixtures[2] = int32NilPointer
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| 			nilPointerFixtures[3] = int16NilPointer
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| 			nilPointerFixtures[4] = int8NilPointer
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| 			nilPointerFixtures[5] = float64NilPointer
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| 			nilPointerFixtures[6] = float32NilPointer
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| 			nilPointerFixtures[7] = uintNilPointer
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| 			nilPointerFixtures[8] = uint64NilPointer
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| 			nilPointerFixtures[9] = uint32NilPointer
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| 			nilPointerFixtures[10] = uint16NilPointer
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| 			nilPointerFixtures[11] = uint8NilPointer
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| 
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| 			Convey("When converting values to float should return expected value", func() {
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| 				for _, f := range fixtures {
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| 					value, _ := ConvertSqlValueColumnToFloat("col", f)
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| 
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| 					if !value.Valid {
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| 						t.Fatalf("Failed to convert %T value, expected a valid float value", f)
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| 					}
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| 
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| 					if value.Float64 != null.FloatFrom(1).Float64 {
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| 						t.Fatalf("Failed to convert %T value, expected a float value of 1.000, but got %v", f, value)
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| 					}
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| 				}
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| 			})
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| 
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| 			Convey("When converting nil pointer values to float should return expected value", func() {
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| 				for _, f := range nilPointerFixtures {
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| 					value, err := ConvertSqlValueColumnToFloat("col", f)
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| 
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| 					if err != nil {
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| 						t.Fatalf("Failed to convert %T value, expected a non nil error, but got %v", f, err)
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| 					}
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| 
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| 					if value.Valid {
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| 						t.Fatalf("Failed to convert %T value, expected an invalid float value", f)
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| 					}
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| 				}
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| 			})
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| 		})
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| 	})
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| }
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