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package proto
import (
"bytes"
"io"
"testing"
"github.com/stretchr/testify/require"
"github.com/ClickHouse/ch-go/internal/gold"
)
func TestColPoint(t *testing.T) {
t.Parallel()
const rows = 50
var data ColPoint
for i := 0; i < rows; i++ {
v := Point{
X: float64(i),
Y: -float64(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_point")
})
t.Run("Ok", func(t *testing.T) {
br := bytes.NewReader(buf.Buf)
r := NewReader(br)
var dec ColPoint
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, ColumnTypePoint, dec.Type())
})
t.Run("ZeroRows", func(t *testing.T) {
r := NewReader(bytes.NewReader(nil))
var dec ColPoint
require.NoError(t, dec.DecodeColumn(r, 0))
})
t.Run("EOF", func(t *testing.T) {
r := NewReader(bytes.NewReader(nil))
var dec ColPoint
require.ErrorIs(t, dec.DecodeColumn(r, rows), io.EOF)
})
t.Run("NoShortRead", func(t *testing.T) {
var dec ColPoint
requireNoShortRead(t, buf.Buf, colAware(&dec, rows))
})
t.Run("ZeroRowsEncode", func(t *testing.T) {
var v ColPoint
v.EncodeColumn(nil) // should be no-op
})
}
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