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
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
|
package errs
import (
"errors"
"fmt"
"net/http"
"testing"
"github.com/stretchr/testify/assert"
)
func TestError_MarshalJSON(t *testing.T) {
type fields struct {
Status int
Err error
}
tests := []struct {
name string
fields fields
want []byte
wantErr bool
}{
{"ok", fields{400, fmt.Errorf("bad request")}, []byte(`{"status":400,"message":"Bad Request"}`), false},
{"ok no error", fields{500, nil}, []byte(`{"status":500,"message":"Internal Server Error"}`), false},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
e := &Error{
Status: tt.fields.Status,
Err: tt.fields.Err,
}
got, err := e.MarshalJSON()
if tt.wantErr {
assert.Error(t, err)
assert.Empty(t, got)
return
}
assert.NoError(t, err)
assert.Equal(t, tt.want, got)
})
}
}
func TestError_UnmarshalJSON(t *testing.T) {
type args struct {
data []byte
}
tests := []struct {
name string
args args
expected *Error
wantErr bool
}{
{"ok", args{[]byte(`{"status":400,"message":"bad request"}`)}, &Error{Status: 400, Err: fmt.Errorf("bad request")}, false},
{"fail", args{[]byte(`{"status":"400","message":"bad request"}`)}, &Error{}, true},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
e := new(Error)
err := e.UnmarshalJSON(tt.args.data)
if tt.wantErr {
assert.Error(t, err)
return
}
assert.NoError(t, err)
assert.Equal(t, tt.expected, e)
})
}
}
func TestError_Unwrap(t *testing.T) {
err := errors.New("wrapped error")
tests := []struct {
name string
error error
want string
}{
{"ok New", New(http.StatusBadRequest, "some error"), "some error"},
{"ok New v-wrap", New(http.StatusBadRequest, "some error: %v", err), "some error: wrapped error"},
{"ok NewError", NewError(http.StatusBadRequest, err, "some error"), "some error: wrapped error"},
{"ok NewErr", NewErr(http.StatusBadRequest, err), "wrapped error"},
{"ok NewErr wit message", NewErr(http.StatusBadRequest, err, WithMessage("some message")), "wrapped error"},
{"ok Errorf", Errorf(http.StatusBadRequest, "some error: %w", err), "some error: wrapped error"},
{"ok Errorf v-wrap", Errorf(http.StatusBadRequest, "some error: %v", err), "some error: wrapped error"},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := errors.Unwrap(tt.error)
assert.EqualError(t, got, tt.want)
})
}
}
type customError struct {
Message string
}
func (e *customError) Error() string {
return e.Message
}
func TestError_Unwrap_As(t *testing.T) {
err := &customError{Message: "wrapped error"}
tests := []struct {
name string
error error
want bool
wantErr *customError
}{
{"ok NewError", NewError(http.StatusBadRequest, err, "some error"), true, err},
{"ok NewErr", NewErr(http.StatusBadRequest, err), true, err},
{"ok NewErr wit message", NewErr(http.StatusBadRequest, err, WithMessage("some message")), true, err},
{"ok Errorf", Errorf(http.StatusBadRequest, "some error: %w", err), true, err},
{"fail New", New(http.StatusBadRequest, "some error"), false, nil},
{"fail New v-wrap", New(http.StatusBadRequest, "some error: %v", err), false, nil},
{"fail Errorf", Errorf(http.StatusBadRequest, "some error"), false, nil},
{"fail Errorf v-wrap", Errorf(http.StatusBadRequest, "some error: %v", err), false, nil},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
var cerr *customError
assert.Equal(t, tt.want, errors.As(tt.error, &cerr))
assert.Equal(t, tt.wantErr, cerr)
})
}
}
func TestErrorf(t *testing.T) {
tests := []struct {
name string
code int
format string
args []any
want error
}{
{"bad request", 400, "test error string", nil, &Error{
Status: 400,
Err: errors.New("test error string"),
Msg: BadRequestDefaultMsg,
}},
{"unauthorized", 401, "test error string", nil, &Error{
Status: 401,
Err: errors.New("test error string"),
Msg: UnauthorizedDefaultMsg,
}},
{"forbidden", 403, "test error string", nil, &Error{
Status: 403,
Err: errors.New("test error string"),
Msg: ForbiddenDefaultMsg,
}},
{"not found", 404, "test error string", nil, &Error{
Status: 404,
Err: errors.New("test error string"),
Msg: NotFoundDefaultMsg,
}},
{"internal server error", 500, "test error string", nil, &Error{
Status: 500,
Err: errors.New("test error string"),
Msg: InternalServerErrorDefaultMsg,
}},
{"not implemented", 501, "test error string", nil, &Error{
Status: 501,
Err: errors.New("test error string"),
Msg: NotImplementedDefaultMsg,
}},
{"other", 502, "test error string", nil, &Error{
Status: 502,
Err: errors.New("test error string"),
Msg: defaultMsg,
}},
{"formatted args", 401, "test error string: %s", []any{"some reason"}, &Error{
Status: 401,
Err: errors.New("test error string: some reason"),
Msg: UnauthorizedDefaultMsg,
}},
{"WithMessage", 403, "test error string", []any{WithMessage("%s failed", "something")}, &Error{
Status: 403,
Err: errors.New("test error string"),
Msg: "something failed",
}},
{"WithErrorMessage", 404, "test error string", []any{WithErrorMessage()}, &Error{
Status: 404,
Err: errors.New("test error string"),
Msg: "test error string",
}},
{"WithKeyValue", 500, "test error string", []any{WithKeyVal("foo", 1), WithKeyVal("bar", "zar")}, &Error{
Status: 500,
Err: errors.New("test error string"),
Msg: InternalServerErrorDefaultMsg,
Details: map[string]interface{}{"foo": 1, "bar": "zar"},
}},
{"withDefaultMessage", 501, "test error string", []any{withDefaultMessage("some message")}, &Error{
Status: 501,
Err: errors.New("test error string"),
Msg: "some message",
}},
{"withFormattedMessage", 502, "test error string", []any{withFormattedMessage("some message: %s", "the reason")}, &Error{
Status: 502,
Err: errors.New("test error string"),
Msg: "some message: the reason",
}},
{"WithMessage and withDefaultMessage", 500, "test error string", []any{WithMessage("the message"), withDefaultMessage("some message")}, &Error{
Status: 500,
Err: errors.New("test error string"),
Msg: "the message",
}},
{"WithErrorMessage and withFormattedMessage", 500, "test error string", []any{WithErrorMessage(), withFormattedMessage("some message: %s", "the reason")}, &Error{
Status: 500,
Err: errors.New("test error string"),
Msg: "test error string",
}},
{"formatted args and withMessage", 500, "test error string: %s, code %d", []any{"reason", 1234, WithMessage("the message")}, &Error{
Status: 500,
Err: errors.New("test error string: reason, code 1234"),
Msg: "the message",
}},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
gotErr := Errorf(tt.code, tt.format, tt.args...)
assert.Equal(t, tt.want, gotErr)
})
}
}
|
