mirror of
https://github.com/grafana/grafana.git
synced 2025-08-02 06:22:35 +08:00
241 lines
6.4 KiB
Go
241 lines
6.4 KiB
Go
package mssql
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import (
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"fmt"
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"strings"
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"testing"
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"time"
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"github.com/go-xorm/xorm"
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"github.com/grafana/grafana/pkg/components/simplejson"
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"github.com/grafana/grafana/pkg/log"
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"github.com/grafana/grafana/pkg/services/sqlstore/sqlutil"
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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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// To run this test, remove the Skip from SkipConvey
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// and set up a MSSQL db named grafana_tests and a user/password grafana/Password!
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// and set the variable below to the IP address of the database
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var serverIP string = "localhost"
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func TestMSSQL(t *testing.T) {
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Convey("MSSQL", t, func() {
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x := InitMSSQLTestDB(t)
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endpoint := &MssqlQueryEndpoint{
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sqlEngine: &tsdb.DefaultSqlEngine{
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MacroEngine: NewMssqlMacroEngine(),
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XormEngine: x,
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},
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log: log.New("tsdb.mssql"),
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}
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sess := x.NewSession()
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defer sess.Close()
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sql := `
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IF OBJECT_ID('dbo.[mssql_types]', 'U') IS NOT NULL
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DROP TABLE dbo.[mssql_types]
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CREATE TABLE [mssql_types] (
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c_bit bit,
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c_tinyint tinyint,
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c_smallint smallint,
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c_int int,
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c_bigint bigint,
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c_money money,
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c_smallmoney smallmoney,
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c_numeric numeric(10,5),
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c_real real,
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c_decimal decimal(10,2),
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c_float float,
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c_char char(10),
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c_varchar varchar(10),
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c_text text,
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c_nchar nchar(12),
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c_nvarchar nvarchar(12),
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c_ntext ntext,
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c_datetime datetime,
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c_datetime2 datetime2,
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c_smalldatetime smalldatetime,
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c_date date,
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c_time time,
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c_datetimeoffset datetimeoffset
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)
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IF OBJECT_ID('dbo.[metric]', 'U') IS NOT NULL
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DROP TABLE dbo.[metric]
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CREATE TABLE [metric] (
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time datetime,
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measurement nvarchar(100),
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value int
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)
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`
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_, err := sess.Exec(sql)
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So(err, ShouldBeNil)
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// type metric struct {
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// Time time.Time
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// Measurement string
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// Value int64
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// }
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// series := []*metric{}
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// from := time.Now().Truncate(60 * time.Minute).Add((-30 * time.Minute))
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// for _, t := range genTimeRangeByInterval(from, 10*time.Minute, 10*time.Second) {
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// series = append(series, &metric{
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// Time: t,
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// Measurement: "test",
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// Value: 0,
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// })
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// }
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// for _, t := range genTimeRangeByInterval(from.Add(20*time.Minute), 10*time.Minute, 10*time.Second) {
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// series = append(series, &metric{
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// Time: t,
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// Measurement: "test",
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// Value: 0,
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// })
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// }
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// rowsAffected, err := sess.InsertMulti(series)
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// So(err, ShouldBeNil)
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// So(rowsAffected, ShouldBeGreaterThan, 0)
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dt := time.Date(2018, 3, 14, 21, 20, 6, 527e6, time.UTC)
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dtFormat := "2006-01-02 15:04:05.999999999"
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d := dt.Format(dtFormat)
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dt2 := time.Date(2018, 3, 14, 21, 20, 6, 8896406e2, time.UTC)
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dt2Format := "2006-01-02 15:04:05.999999999 -07:00"
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d2 := dt2.Format(dt2Format)
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sql = fmt.Sprintf(`
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INSERT INTO [mssql_types]
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SELECT
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1, 5, 20020, 980300, 1420070400, '$20000.15', '£2.15', 12345.12,
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1.11, 2.22, 3.33,
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'char10', 'varchar10', 'text',
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N'☺nchar12☺', N'☺nvarchar12☺', N'☺text☺',
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CAST('%s' AS DATETIME), CAST('%s' AS DATETIME2), CAST('%s' AS SMALLDATETIME), CAST('%s' AS DATE), CAST('%s' AS TIME), SWITCHOFFSET(CAST('%s' AS DATETIMEOFFSET), '-07:00')
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`, d, d2, d, d, d, d2)
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_, err = sess.Exec(sql)
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So(err, ShouldBeNil)
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Convey("Query with Table format should map MSSQL column types to Go types", func() {
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query := &tsdb.TsdbQuery{
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Queries: []*tsdb.Query{
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{
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Model: simplejson.NewFromAny(map[string]interface{}{
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"rawSql": "SELECT * FROM mssql_types",
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"format": "table",
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}),
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RefId: "A",
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},
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},
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}
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resp, err := endpoint.Query(nil, nil, query)
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queryResult := resp.Results["A"]
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So(err, ShouldBeNil)
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column := queryResult.Tables[0].Rows[0]
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So(column[0].(bool), ShouldEqual, true)
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So(column[1].(int64), ShouldEqual, 5)
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So(column[2].(int64), ShouldEqual, 20020)
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So(column[3].(int64), ShouldEqual, 980300)
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So(column[4].(int64), ShouldEqual, 1420070400)
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// So(column[5].(float64), ShouldEqual, 20000.15)
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// So(column[6].(float64), ShouldEqual, 2.15)
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//So(column[7].(float64), ShouldEqual, 12345.12)
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So(column[8].(float64), ShouldEqual, 1.1100000143051147) // MSSQL dose not have precision for "real" datatype
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// fix me: MSSQL driver puts the decimal inside an array of chars. and the test fails despite the values are correct.
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//So(column[9].([]uint8), ShouldEqual, []uint8{'2', '.', '2', '2'})
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So(column[10].(float64), ShouldEqual, 3.33)
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So(column[11].(string), ShouldEqual, "char10 ")
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So(column[12].(string), ShouldEqual, "varchar10")
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So(column[13].(string), ShouldEqual, "text")
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So(column[14].(string), ShouldEqual, "☺nchar12☺ ")
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So(column[15].(string), ShouldEqual, "☺nvarchar12☺")
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So(column[16].(string), ShouldEqual, "☺text☺")
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So(column[17].(time.Time), ShouldEqual, dt)
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So(column[18].(time.Time), ShouldEqual, dt2)
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So(column[19].(time.Time), ShouldEqual, dt.Truncate(time.Minute))
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So(column[20].(time.Time), ShouldEqual, dt.Truncate(24*time.Hour))
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So(column[21].(time.Time), ShouldEqual, time.Date(1, 1, 1, dt.Hour(), dt.Minute(), dt.Second(), dt.Nanosecond(), time.UTC))
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So(column[22].(time.Time), ShouldEqual, dt2.In(time.FixedZone("UTC", int(-7*time.Hour))))
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})
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Convey("stored procedure", func() {
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sql := `
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create procedure dbo.test_sp as
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begin
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select 1
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end
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`
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sess.Exec(sql)
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sql = `
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ALTER PROCEDURE dbo.test_sp
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@from int,
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@to int
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AS
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BEGIN
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select
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GETDATE() AS Time,
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1 as value,
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'metric' as metric
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END
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`
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_, err := sess.Exec(sql)
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So(err, ShouldBeNil)
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sql = `
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EXEC dbo.test_sp 1, 2
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`
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_, err = sess.Exec(sql)
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So(err, ShouldBeNil)
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})
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})
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}
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func InitMSSQLTestDB(t *testing.T) *xorm.Engine {
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x, err := xorm.NewEngine(sqlutil.TestDB_Mssql.DriverName, strings.Replace(sqlutil.TestDB_Mssql.ConnStr, "localhost", serverIP, 1))
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// x.ShowSQL()
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if err != nil {
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t.Fatalf("Failed to init mssql db %v", err)
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}
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sqlutil.CleanDB(x)
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return x
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}
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func genTimeRangeByInterval(from time.Time, duration time.Duration, interval time.Duration) []time.Time {
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durationSec := int64(duration.Seconds())
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intervalSec := int64(interval.Seconds())
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timeRange := []time.Time{}
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for i := int64(0); i <= durationSec; i += intervalSec {
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timeRange = append(timeRange, from)
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from = from.Add(time.Duration(int64(time.Second) * intervalSec))
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}
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return timeRange
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}
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