VictoriaMetrics/lib/protoparser/csvimport/parser_timing_test.go

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package csvimport
import (
"fmt"
"testing"
)
func BenchmarkRowsUnmarshal(b *testing.B) {
cds, err := ParseColumnDescriptors("1:label:symbol,2:metric:bid,3:metric:ask,4:time:unix_ms")
if err != nil {
b.Fatalf("cannot parse column descriptors: %s", err)
}
s := `GOOG,123.456,789.234,1345678999003
GOOG,223.456,889.234,1345678939003
GOOG,323.456,989.234,1345678949003
MSFT,423.456,189.234,1345678959003
AMZN,523.456,189.234,1345678959005
`
const rowsExpected = 10
b.SetBytes(int64(len(s)))
b.ReportAllocs()
b.RunParallel(func(pb *testing.PB) {
var rs Rows
for pb.Next() {
rs.Unmarshal(s, cds)
if len(rs.Rows) != rowsExpected {
panic(fmt.Errorf("unexpected rows parsed; got %d; want %d; rows: %v", len(rs.Rows), rowsExpected, rs.Rows))
}
}
})
}