validator/validationExtract_test.go at main · siherrmann/validator · GitHub

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
package validator

import (
	"testing"

	"github.com/siherrmann/validator/model"
	"github.com/stretchr/testify/assert"
)

func TestGetValidationsFromStruct(t *testing.T) {
	type args struct {
		input   any
		tagType string
	}
	tests := []struct {
		name          string
		args          args
		expected      []model.Validation
		expectedError bool
	}{
		{
			name: "Valid struct with conditions and groups",
			args: args{
				input: &struct {
					Field1 string `vld:"equ1, gr1min1"`
					Field2 int    `vld:"min2, gr1min1"`
				}{},
				tagType: model.VLD,
			},
			expected: []model.Validation{
				{Key: "Field1", Type: model.String, Requirement: "equ1", Groups: []*model.Group{{Name: "gr1", ConditionType: "min", ConditionValue: "1"}}},
				{Key: "Field2", Type: model.Int, Requirement: "min2", Groups: []*model.Group{{Name: "gr1", ConditionType: "min", ConditionValue: "1"}}},
			},
			expectedError: false,
		},
		{
			name: "Valid struct with custom tag",
			args: args{
				input: &struct {
					Field1 string `upd:"equ1"`
					Field2 int    `upd:"min2"`
				}{},
				tagType: "upd",
			},
			expected: []model.Validation{
				{Key: "Field1", Type: model.String, Requirement: "equ1"},
				{Key: "Field2", Type: model.Int, Requirement: "min2"},
			},
			expectedError: false,
		},
		{
			name: "Valid struct with json tag",
			args: args{
				input: &struct {
					Field1 string `json:"field1" vld:"equ1"`
					Field2 int    `json:"field2" vld:"min2"`
				}{},
				tagType: model.VLD,
			},
			expected: []model.Validation{
				{Key: "field1", Type: model.String, Requirement: "equ1"},
				{Key: "field2", Type: model.Int, Requirement: "min2"},
			},
			expectedError: false,
		},
		{
			name: "Valid struct with omitempty and inline tags",
			args: args{
				input: &struct {
					Inner struct {
						Kind string `json:"kind" vld:"equ1"`
					} `json:",inline" vld:"-"`
					Field1 string `json:"field1,omitempty" vld:"equ1"`
				}{},
				tagType: model.VLD,
			},
			expected: []model.Validation{
				{Key: "kind", Type: model.String, Requirement: "equ1"},
				{Key: "field1", Type: model.String, Requirement: "equ1", OmitEmpty: true},
			},
			expectedError: false,
		},
		{
			name: "Valid struct with inner struct",
			args: args{
				input: &struct {
					Field1 struct {
						Name string `json:"name" vld:"equ1"`
					} `json:"field1" vld:"-"`
				}{},
				tagType: model.VLD,
			},
			expected: []model.Validation{
				{Key: "field1", Type: model.Struct, Requirement: "-", InnerValidation: []model.Validation{
					{Key: "name", Type: model.String, Requirement: "equ1"},
				}},
			},
			expectedError: false,
		},
		{
			name: "Valid struct with array of structs",
			args: args{
				input: &struct {
					Field1 []struct {
						Name string `json:"name" vld:"equ1"`
					} `json:"field1" vld:"min1"`
				}{},
				tagType: model.VLD,
			},
			expected: []model.Validation{
				{Key: "field1", Type: model.Array, Requirement: "min1", InnerValidation: []model.Validation{
					{Key: "name", Type: model.String, Requirement: "equ1"},
				}},
			},
			expectedError: false,
		},
		{
			name: "Valid struct with invalid inner group",
			args: args{
				input: &struct {
					Field1 []struct {
						Name string `json:"name" vld:"equ1, gr"`
					} `json:"field1" vld:"min1"`
				}{},
				tagType: model.VLD,
			},
			expected:      []model.Validation{},
			expectedError: true,
		},
		{
			name: "Valid struct with valid ignored field",
			args: args{
				input: &struct {
					Name   string `json:"name"`
					Field1 string `json:"field1" vld:"-"`
				}{},
				tagType: model.VLD,
			},
			expected: []model.Validation{
				{Key: "field1", Type: model.String, Requirement: "-"},
			},
			expectedError: false,
		},
		{
			name: "Empty struct",
			args: args{
				input:   &struct{}{},
				tagType: model.VLD,
			},
			expected:      []model.Validation{},
			expectedError: false,
		},
		{
			name: "Invalid struct with invalid group",
			args: args{
				input: &struct {
					Field1 string `vld:"equ1, gr"`
				}{},
				tagType: model.VLD,
			},
			expected:      []model.Validation{},
			expectedError: true,
		},
		{
			name: "Invalid struct type",
			args: args{
				input:   struct{}{},
				tagType: model.VLD,
			},
			expected:      []model.Validation{},
			expectedError: true,
		},
	}

	for _, test := range tests {
		t.Run(test.name, func(t *testing.T) {
			validations, err := GetValidationsFromStruct(test.args.input, test.args.tagType)
			if test.expectedError {
				assert.Error(t, err, "Expected error when getting validations")
			} else {
				assert.NoError(t, err, "Expected no error when getting validations")

				// Helper to clear ASTs for equality testing
				var clearASTs func(vs []model.Validation)
				clearASTs = func(vs []model.Validation) {
					for i := range vs {
						vs[i].RequirementAST = nil
						clearASTs(vs[i].InnerValidation)
					}
				}
				clearASTs(validations)

				assert.Equal(t, test.expected, validations, "Expected validations to match")
			}
		})
	}
}