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package proto
import (
"bytes"
"io"
"testing"
"github.com/google/uuid"
"github.com/stretchr/testify/require"
"github.com/ClickHouse/ch-go/internal/gold"
)
func TestColUUID_DecodeColumn(t *testing.T) {
const rows = 50
var data ColUUID
for i := 0; i < rows; i++ {
data = append(data, uuid.UUID{byte(i)})
}
var buf Buffer
data.EncodeColumn(&buf)
t.Run("Golden", func(t *testing.T) {
gold.Bytes(t, buf.Buf, "col_uuid")
})
t.Run("Ok", func(t *testing.T) {
br := bytes.NewReader(buf.Buf)
r := NewReader(br)
var dec ColUUID
require.NoError(t, dec.DecodeColumn(r, rows))
require.Equal(t, data, dec)
require.Equal(t, rows, dec.Rows())
dec.Reset()
require.Equal(t, 0, dec.Rows())
require.Equal(t, ColumnTypeUUID, dec.Type())
})
t.Run("EOF", func(t *testing.T) {
r := NewReader(bytes.NewReader(nil))
var dec ColUUID
require.ErrorIs(t, dec.DecodeColumn(r, rows), io.EOF)
})
}
func BenchmarkColUUID_DecodeColumn(b *testing.B) {
const rows = 1_000
var data ColUUID
for i := 0; i < rows; i++ {
data = append(data, uuid.UUID{byte(i)})
}
var buf Buffer
data.EncodeColumn(&buf)
br := bytes.NewReader(buf.Buf)
r := NewReader(br)
var dec ColUUID
if err := dec.DecodeColumn(r, rows); err != nil {
b.Fatal(err)
}
b.SetBytes(int64(len(buf.Buf)))
b.ResetTimer()
b.ReportAllocs()
for i := 0; i < b.N; i++ {
br.Reset(buf.Buf)
r.raw.Reset(br)
dec.Reset()
if err := dec.DecodeColumn(r, rows); err != nil {
b.Fatal(err)
}
}
}
func BenchmarkColUUID_EncodeColumn(b *testing.B) {
const rows = 1_000
var data ColUUID
for i := 0; i < rows; i++ {
data = append(data, uuid.UUID{byte(i)})
}
var buf Buffer
data.EncodeColumn(&buf)
b.SetBytes(int64(len(buf.Buf)))
b.ResetTimer()
b.ReportAllocs()
for i := 0; i < b.N; i++ {
buf.Reset()
data.EncodeColumn(&buf)
}
}
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