mirror of
https://github.com/grafana/grafana.git
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a5e43535b3
* Chore: Rewrite tsdb sql engine test to standard library Signed-off-by: Emil Hessman <emil@hessman.se>
313 lines
9.3 KiB
Go
313 lines
9.3 KiB
Go
package sqleng
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import (
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"fmt"
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"testing"
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"time"
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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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"github.com/grafana/grafana/pkg/tsdb"
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"github.com/stretchr/testify/require"
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)
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func TestSqlEngine(t *testing.T) {
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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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t.Run("Given a time range between 2018-04-12 00:00 and 2018-04-12 00:05", func(t *testing.T) {
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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 := tsdb.NewFakeTimeRange("5m", "now", to)
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query := &tsdb.Query{DataSource: &models.DataSource{}, Model: simplejson.New()}
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t.Run("interpolate $__interval", func(t *testing.T) {
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sql, err := Interpolate(query, timeRange, "select $__interval ")
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require.NoError(t, err)
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require.Equal(t, "select 1m ", sql)
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})
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t.Run("interpolate $__interval in $__timeGroup", func(t *testing.T) {
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sql, err := Interpolate(query, timeRange, "select $__timeGroupAlias(time,$__interval)")
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require.NoError(t, err)
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require.Equal(t, "select $__timeGroupAlias(time,1m)", sql)
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})
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t.Run("interpolate $__interval_ms", func(t *testing.T) {
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sql, err := Interpolate(query, timeRange, "select $__interval_ms ")
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require.NoError(t, err)
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require.Equal(t, "select 60000 ", sql)
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})
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t.Run("interpolate __unixEpochFrom function", func(t *testing.T) {
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sql, err := Interpolate(query, timeRange, "select $__unixEpochFrom()")
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require.NoError(t, err)
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require.Equal(t, fmt.Sprintf("select %d", from.Unix()), sql)
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})
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t.Run("interpolate __unixEpochTo function", func(t *testing.T) {
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sql, err := Interpolate(query, timeRange, "select $__unixEpochTo()")
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require.NoError(t, err)
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require.Equal(t, fmt.Sprintf("select %d", to.Unix()), sql)
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})
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})
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t.Run("Given row values with time.Time as time columns", func(t *testing.T) {
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var nilPointer *time.Time
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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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for i := range fixtures {
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ConvertSqlTimeColumnToEpochMs(fixtures, i)
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}
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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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require.Equal(t, expected, fixtures[0].(float64))
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require.Equal(t, expected, fixtures[1].(float64))
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require.Equal(t, expectedEarly, fixtures[2].(float64))
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require.Equal(t, expectedEarly, fixtures[3].(float64))
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require.Nil(t, fixtures[4])
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})
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t.Run("Given row values with int64 as time columns", func(t *testing.T) {
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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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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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for i := range fixtures {
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ConvertSqlTimeColumnToEpochMs(fixtures, i)
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}
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require.Equal(t, tSeconds*1e3, fixtures[0].(int64))
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require.Equal(t, tSeconds*1e3, fixtures[1].(int64))
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require.Equal(t, tMilliseconds, fixtures[2].(int64))
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require.Equal(t, tMilliseconds, fixtures[3].(int64))
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require.Equal(t, tMilliseconds, fixtures[4].(int64))
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require.Equal(t, tMilliseconds, fixtures[5].(int64))
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require.Nil(t, fixtures[6])
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})
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t.Run("Given row values with uint64 as time columns", func(t *testing.T) {
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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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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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for i := range fixtures {
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ConvertSqlTimeColumnToEpochMs(fixtures, i)
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}
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require.Equal(t, int64(tSeconds*1e3), fixtures[0].(int64))
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require.Equal(t, int64(tSeconds*1e3), fixtures[1].(int64))
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require.Equal(t, int64(tMilliseconds), fixtures[2].(int64))
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require.Equal(t, int64(tMilliseconds), fixtures[3].(int64))
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require.Equal(t, int64(tMilliseconds), fixtures[4].(int64))
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require.Equal(t, int64(tMilliseconds), fixtures[5].(int64))
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require.Nil(t, fixtures[6])
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})
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t.Run("Given row values with int32 as time columns", func(t *testing.T) {
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tSeconds := int32(dt.Unix())
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var nilInt *int32
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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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for i := range fixtures {
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ConvertSqlTimeColumnToEpochMs(fixtures, i)
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}
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require.Equal(t, dt.Unix()*1e3, fixtures[0].(int64))
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require.Equal(t, dt.Unix()*1e3, fixtures[1].(int64))
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require.Nil(t, fixtures[2])
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})
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t.Run("Given row values with uint32 as time columns", func(t *testing.T) {
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tSeconds := uint32(dt.Unix())
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var nilInt *uint32
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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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for i := range fixtures {
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ConvertSqlTimeColumnToEpochMs(fixtures, i)
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}
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require.Equal(t, dt.Unix()*1e3, fixtures[0].(int64))
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require.Equal(t, dt.Unix()*1e3, fixtures[1].(int64))
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require.Nil(t, fixtures[2])
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})
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t.Run("Given row values with float64 as time columns", func(t *testing.T) {
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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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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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for i := range fixtures {
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ConvertSqlTimeColumnToEpochMs(fixtures, i)
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}
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require.Equal(t, tMilliseconds, fixtures[0].(float64))
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require.Equal(t, tMilliseconds, fixtures[1].(float64))
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require.Equal(t, tMilliseconds, fixtures[2].(float64))
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require.Equal(t, tMilliseconds, fixtures[3].(float64))
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require.Equal(t, tMilliseconds, fixtures[4].(float64))
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require.Equal(t, tMilliseconds, fixtures[5].(float64))
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require.Nil(t, fixtures[6])
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})
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t.Run("Given row values with float32 as time columns", func(t *testing.T) {
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tSeconds := float32(dt.Unix())
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var nilInt *float32
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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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for i := range fixtures {
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ConvertSqlTimeColumnToEpochMs(fixtures, i)
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}
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require.Equal(t, float64(tSeconds)*1e3, fixtures[0].(float64))
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require.Equal(t, float64(tSeconds)*1e3, fixtures[1].(float64))
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require.Nil(t, fixtures[2])
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})
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t.Run("Given row with value columns", func(t *testing.T) {
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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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testCases := []struct {
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name string
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value interface{}
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}{
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{"intValue", intValue},
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{"&intValue", &intValue},
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{"int64Value", int64Value},
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{"&int64Value", &int64Value},
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{"int32Value", int32Value},
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{"&int32Value", &int32Value},
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{"int16Value", int16Value},
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{"&int16Value", &int16Value},
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{"int8Value", int8Value},
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{"&int8Value", &int8Value},
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{"float64Value", float64Value},
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{"&float64Value", &float64Value},
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{"float32Value", float32Value},
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{"&float32Value", &float32Value},
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{"uintValue", uintValue},
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{"&uintValue", &uintValue},
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{"uint64Value", uint64Value},
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{"&uint64Value", &uint64Value},
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{"uint32Value", uint32Value},
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{"&uint32Value", &uint32Value},
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{"uint16Value", uint16Value},
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{"&uint16Value", &uint16Value},
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{"uint8Value", uint8Value},
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{"&uint8Value", &uint8Value},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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value, err := ConvertSqlValueColumnToFloat("col", tc.value)
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require.NoError(t, err)
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require.True(t, value.Valid)
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require.Equal(t, null.FloatFrom(1).Float64, value.Float64)
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})
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}
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})
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t.Run("Given row with nil value columns", func(t *testing.T) {
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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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testCases := []struct {
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name string
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value interface{}
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}{
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{"intNilPointer", intNilPointer},
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{"int64NilPointer", int64NilPointer},
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{"int32NilPointer", int32NilPointer},
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{"int16NilPointer", int16NilPointer},
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{"int8NilPointer", int8NilPointer},
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{"float64NilPointer", float64NilPointer},
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{"float32NilPointer", float32NilPointer},
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{"uintNilPointer", uintNilPointer},
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{"uint64NilPointer", uint64NilPointer},
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{"uint32NilPointer", uint32NilPointer},
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{"uint16NilPointer", uint16NilPointer},
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{"uint8NilPointer", uint8NilPointer},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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value, err := ConvertSqlValueColumnToFloat("col", tc.value)
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require.NoError(t, err)
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require.False(t, value.Valid)
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})
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}
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})
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}
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