forked from gocarina/gocsv
-
Notifications
You must be signed in to change notification settings - Fork 0
/
unmarshaller_test.go
106 lines (93 loc) · 2.39 KB
/
unmarshaller_test.go
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
package gocsv
import (
"encoding/csv"
"io"
"strings"
"testing"
)
func TestUnmarshallerLongRow(t *testing.T) {
type sample struct {
FieldA string `csv:"field_a"`
FieldB string `csv:"field_b"`
}
const csvContents = `field_a,field_b
a,b
c,d,e
`
reader := csv.NewReader(strings.NewReader(csvContents))
reader.FieldsPerRecord = -1
um, err := NewUnmarshaller(reader, sample{})
if err != nil {
t.Fatalf("Error calling NewUnmarshaller: %#v", err)
}
obj, err := um.Read()
if err != nil {
t.Fatalf("Error calling Read(): %#v", err)
}
if obj.(sample).FieldA != "a" || obj.(sample).FieldB != "b" {
t.Fatalf("Unepxected result from Read(): %#v", obj)
}
obj, err = um.Read()
if err != nil {
t.Fatalf("Error calling Read(): %#v", err)
}
if obj.(sample).FieldA != "c" || obj.(sample).FieldB != "d" {
t.Fatalf("Unepxected result from Read(): %#v", obj)
}
obj, err = um.Read()
if err != io.EOF {
t.Fatalf("Unepxected result from Read(): (%#v, %#v)", obj, err)
}
}
func TestUnmarshallerRenormalizeHeaders(t *testing.T) {
type sample struct {
FieldA string `csv:"field_a_map"`
FieldB string `csv:"field_b_map"`
}
const csvContents = `field_a,field_b
a,b
c,d,e
`
headerNormalizer := func(headers []string) []string {
normalizedHeaders := make([]string, len(headers))
for i, header := range headers {
normalizedHeader := header
switch header {
case "field_a":
normalizedHeader = "field_a_map"
case "field_b":
normalizedHeader = "field_b_map"
}
normalizedHeaders[i] = normalizedHeader
}
return normalizedHeaders
}
reader := csv.NewReader(strings.NewReader(csvContents))
reader.FieldsPerRecord = -1
um, err := NewUnmarshaller(reader, sample{})
if err != nil {
t.Fatalf("Error calling NewUnmarshaller: %#v", err)
}
err = um.RenormalizeHeaders(headerNormalizer)
if err != nil {
t.Fatalf("Error calling RenormalizeHeaders: %#v", err)
}
obj, err := um.Read()
if err != nil {
t.Fatalf("Error calling Read(): %#v", err)
}
if obj.(sample).FieldA != "a" || obj.(sample).FieldB != "b" {
t.Fatalf("Unepxected result from Read(): %#v", obj)
}
obj, err = um.Read()
if err != nil {
t.Fatalf("Error calling Read(): %#v", err)
}
if obj.(sample).FieldA != "c" || obj.(sample).FieldB != "d" {
t.Fatalf("Unepxected result from Read(): %#v", obj)
}
obj, err = um.Read()
if err != io.EOF {
t.Fatalf("Unepxected result from Read(): (%#v, %#v)", obj, err)
}
}