influxdb/tsdb/tsi1/sql_index_exporter_test.go

53 lines
1.9 KiB
Go

package tsi1_test
import (
"bytes"
"os"
"testing"
"github.com/influxdata/influxdb/logger"
"github.com/influxdata/influxdb/models"
"github.com/influxdata/influxdb/tsdb"
"github.com/influxdata/influxdb/tsdb/tsi1"
)
func TestSQLIndexExporter_ExportIndex(t *testing.T) {
idx := MustOpenIndex(1, tsi1.NewConfig())
defer idx.Close()
// Add series to index.
if err := idx.CreateSeriesSliceIfNotExists([]Series{
{Name: tsdb.EncodeNameSlice(1, 2), Tags: models.NewTags(map[string]string{"region": "east", "status": "ok"})},
{Name: tsdb.EncodeNameSlice(1, 2), Tags: models.NewTags(map[string]string{"region": "west"})},
{Name: tsdb.EncodeNameSlice(3, 4), Tags: models.NewTags(map[string]string{"region": "east"})},
}); err != nil {
t.Fatal(err)
}
// Expected output.
want := `
BEGIN TRANSACTION;
INSERT INTO measurement_series (name, series_id) VALUES ('00000000000000010000000000000002', 1);
INSERT INTO measurement_series (name, series_id) VALUES ('00000000000000010000000000000002', 5);
INSERT INTO tag_value_series (name, key, value, series_id) VALUES ('00000000000000010000000000000002', 'region', 'east', 1);
INSERT INTO tag_value_series (name, key, value, series_id) VALUES ('00000000000000010000000000000002', 'region', 'west', 5);
INSERT INTO tag_value_series (name, key, value, series_id) VALUES ('00000000000000010000000000000002', 'status', 'ok', 1);
INSERT INTO measurement_series (name, series_id) VALUES ('00000000000000030000000000000004', 2);
INSERT INTO tag_value_series (name, key, value, series_id) VALUES ('00000000000000030000000000000004', 'region', 'east', 2);
COMMIT;
`[1:]
// Export file to SQL.
var buf bytes.Buffer
e := tsi1.NewSQLIndexExporter(&buf)
e.ShowSchema = false
e.Logger = logger.New(os.Stderr)
if err := e.ExportIndex(idx.Index); err != nil {
t.Fatal(err)
} else if err := e.Close(); err != nil {
t.Fatal(err)
} else if got := buf.String(); got != want {
t.Fatalf("unexpected output:\ngot=%s\n--\nwant=%s", got, want)
}
}