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// Code generated by ./cmd/ch-gen-col, DO NOT EDIT.
package proto
import (
"bytes"
"io"
"testing"
"github.com/stretchr/testify/require"
"github.com/ClickHouse/ch-go/internal/gold"
)
func TestColDecimal32_DecodeColumn(t *testing.T) {
t.Parallel()
const rows = 50
var data ColDecimal32
for i := 0; i < rows; i++ {
v := Decimal32(i)
data.Append(v)
require.Equal(t, v, data.Row(i))
}
var buf Buffer
data.EncodeColumn(&buf)
t.Run("Golden", func(t *testing.T) {
t.Parallel()
gold.Bytes(t, buf.Buf, "col_decimal32")
})
t.Run("Ok", func(t *testing.T) {
br := bytes.NewReader(buf.Buf)
r := NewReader(br)
var dec ColDecimal32
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, ColumnTypeDecimal32, dec.Type())
})
t.Run("ZeroRows", func(t *testing.T) {
r := NewReader(bytes.NewReader(nil))
var dec ColDecimal32
require.NoError(t, dec.DecodeColumn(r, 0))
})
t.Run("EOF", func(t *testing.T) {
r := NewReader(bytes.NewReader(nil))
var dec ColDecimal32
require.ErrorIs(t, dec.DecodeColumn(r, rows), io.EOF)
})
t.Run("NoShortRead", func(t *testing.T) {
var dec ColDecimal32
requireNoShortRead(t, buf.Buf, colAware(&dec, rows))
})
t.Run("ZeroRowsEncode", func(t *testing.T) {
var v ColDecimal32
v.EncodeColumn(nil) // should be no-op
})
}
func TestColDecimal32Array(t *testing.T) {
const rows = 50
data := NewArrDecimal32()
for i := 0; i < rows; i++ {
data.Append([]Decimal32{
Decimal32(i),
Decimal32(i + 1),
Decimal32(i + 2),
})
}
var buf Buffer
data.EncodeColumn(&buf)
t.Run("Golden", func(t *testing.T) {
gold.Bytes(t, buf.Buf, "col_arr_decimal32")
})
t.Run("Ok", func(t *testing.T) {
br := bytes.NewReader(buf.Buf)
r := NewReader(br)
dec := NewArrDecimal32()
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, ColumnTypeDecimal32.Array(), dec.Type())
})
t.Run("EOF", func(t *testing.T) {
r := NewReader(bytes.NewReader(nil))
dec := NewArrDecimal32()
require.ErrorIs(t, dec.DecodeColumn(r, rows), io.EOF)
})
}
func BenchmarkColDecimal32_DecodeColumn(b *testing.B) {
const rows = 1_000
var data ColDecimal32
for i := 0; i < rows; i++ {
data = append(data, Decimal32(i))
}
var buf Buffer
data.EncodeColumn(&buf)
br := bytes.NewReader(buf.Buf)
r := NewReader(br)
var dec ColDecimal32
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 BenchmarkColDecimal32_EncodeColumn(b *testing.B) {
const rows = 1_000
var data ColDecimal32
for i := 0; i < rows; i++ {
data = append(data, Decimal32(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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