1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
// 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 TestColDateTime64_DecodeColumn(t *testing.T) {
t.Parallel()
const rows = 50
var data ColDateTime64
for i := 0; i < rows; i++ {
data.Data = append(data.Data, DateTime64(i))
}
var buf Buffer
data.EncodeColumn(&buf)
t.Run("Golden", func(t *testing.T) {
t.Parallel()
gold.Bytes(t, buf.Buf, "col_datetime64")
})
t.Run("Ok", func(t *testing.T) {
br := bytes.NewReader(buf.Buf)
r := NewReader(br)
var dec ColDateTime64
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())
})
t.Run("ZeroRows", func(t *testing.T) {
r := NewReader(bytes.NewReader(nil))
var dec ColDateTime64
require.NoError(t, dec.DecodeColumn(r, 0))
})
t.Run("EOF", func(t *testing.T) {
r := NewReader(bytes.NewReader(nil))
var dec ColDateTime64
require.ErrorIs(t, dec.DecodeColumn(r, rows), io.EOF)
})
t.Run("NoShortRead", func(t *testing.T) {
var dec ColDateTime64
requireNoShortRead(t, buf.Buf, colAware(&dec, rows))
})
t.Run("ZeroRowsEncode", func(t *testing.T) {
var v ColDateTime64
v.EncodeColumn(nil) // should be no-op
})
}
func BenchmarkColDateTime64_DecodeColumn(b *testing.B) {
const rows = 1_000
var data ColDateTime64
for i := 0; i < rows; i++ {
data.Data = append(data.Data, DateTime64(i))
}
var buf Buffer
data.EncodeColumn(&buf)
br := bytes.NewReader(buf.Buf)
r := NewReader(br)
var dec ColDateTime64
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 BenchmarkColDateTime64_EncodeColumn(b *testing.B) {
const rows = 1_000
var data ColDateTime64
for i := 0; i < rows; i++ {
data.Data = append(data.Data, DateTime64(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)
}
}
|
