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| 1 | +package v1 |
| 2 | + |
| 3 | +import ( |
| 4 | + "testing" |
| 5 | + |
| 6 | + "github.com/google/go-cmp/cmp" |
| 7 | + "github.com/google/go-cmp/cmp/cmpopts" |
| 8 | + "github.com/stretchr/testify/assert" |
| 9 | + "github.com/stretchr/testify/require" |
| 10 | + "google.golang.org/protobuf/types/known/structpb" |
| 11 | + apiextensions "k8s.io/apiextensions-apiserver/pkg/apis/apiextensions/v1" |
| 12 | +) |
| 13 | + |
| 14 | +// Test apiextensionsJSONToStructpb |
| 15 | +func TestApiextensionsJSONToStructpb(t *testing.T) { |
| 16 | + testCases := []struct { |
| 17 | + name string |
| 18 | + input apiextensions.JSON |
| 19 | + expected *structpb.Struct |
| 20 | + expectedError string |
| 21 | + }{ |
| 22 | + { |
| 23 | + name: "valid JSON", |
| 24 | + input: apiextensions.JSON{ |
| 25 | + Raw: []byte(`{"name": "John Doe", "age": 30}`), |
| 26 | + }, |
| 27 | + expected: &structpb.Struct{ |
| 28 | + Fields: map[string]*structpb.Value{ |
| 29 | + "name": {Kind: &structpb.Value_StringValue{StringValue: "John Doe"}}, |
| 30 | + "age": {Kind: &structpb.Value_NumberValue{NumberValue: 30}}, |
| 31 | + }, |
| 32 | + }, |
| 33 | + }, |
| 34 | + { |
| 35 | + name: "valid JSON with nested struct", |
| 36 | + input: apiextensions.JSON{ |
| 37 | + Raw: []byte(`{"name": "John Doe", "age": 30, "address": {"street": "mainstreet", "zip": "1234"}}`), |
| 38 | + }, |
| 39 | + expected: &structpb.Struct{ |
| 40 | + Fields: map[string]*structpb.Value{ |
| 41 | + "name": {Kind: &structpb.Value_StringValue{StringValue: "John Doe"}}, |
| 42 | + "age": {Kind: &structpb.Value_NumberValue{NumberValue: 30}}, |
| 43 | + "address": {Kind: &structpb.Value_StructValue{ |
| 44 | + StructValue: &structpb.Struct{ |
| 45 | + Fields: map[string]*structpb.Value{ |
| 46 | + "street": {Kind: &structpb.Value_StringValue{StringValue: "mainstreet"}}, |
| 47 | + "zip": {Kind: &structpb.Value_StringValue{StringValue: "1234"}}, |
| 48 | + }, |
| 49 | + }, |
| 50 | + }}, |
| 51 | + }, |
| 52 | + }, |
| 53 | + }, |
| 54 | + { |
| 55 | + name: "valid JSON with array", |
| 56 | + input: apiextensions.JSON{ |
| 57 | + Raw: []byte(`{"name": "John Doe", "age": 30, "tags": ["tag1", "tag2"]}`), |
| 58 | + }, |
| 59 | + expected: &structpb.Struct{ |
| 60 | + Fields: map[string]*structpb.Value{ |
| 61 | + "name": {Kind: &structpb.Value_StringValue{StringValue: "John Doe"}}, |
| 62 | + "age": {Kind: &structpb.Value_NumberValue{NumberValue: 30}}, |
| 63 | + "tags": {Kind: &structpb.Value_ListValue{ |
| 64 | + ListValue: &structpb.ListValue{ |
| 65 | + Values: []*structpb.Value{ |
| 66 | + {Kind: &structpb.Value_StringValue{StringValue: "tag1"}}, |
| 67 | + {Kind: &structpb.Value_StringValue{StringValue: "tag2"}}, |
| 68 | + }, |
| 69 | + }, |
| 70 | + }}, |
| 71 | + }, |
| 72 | + }, |
| 73 | + }, |
| 74 | + { |
| 75 | + name: "invalid JSON", |
| 76 | + input: apiextensions.JSON{Raw: []byte(`{"name": "John Doe", "age": }`)}, |
| 77 | + expected: nil, |
| 78 | + expectedError: "failed to unmarshal apiextensions.JSON", |
| 79 | + }, |
| 80 | + { |
| 81 | + name: "empty JSON", |
| 82 | + input: apiextensions.JSON{Raw: []byte(``)}, |
| 83 | + expected: &structpb.Struct{Fields: map[string]*structpb.Value{}}, |
| 84 | + expectedError: "", |
| 85 | + }, |
| 86 | + { |
| 87 | + name: "empty JSON-object", |
| 88 | + input: apiextensions.JSON{Raw: []byte(`{}`)}, |
| 89 | + expected: &structpb.Struct{Fields: map[string]*structpb.Value{}}, |
| 90 | + expectedError: "", |
| 91 | + }, |
| 92 | + } |
| 93 | + |
| 94 | + for _, tc := range testCases { |
| 95 | + // Run the individual test case (added the name to the runner) |
| 96 | + t.Run(tc.name, func(t *testing.T) { |
| 97 | + result, err := apiextensionsJSONToStructpb(tc.input) |
| 98 | + |
| 99 | + if tc.expectedError != "" { |
| 100 | + require.Error(t, err) |
| 101 | + assert.Contains(t, err.Error(), tc.expectedError) |
| 102 | + return |
| 103 | + } |
| 104 | + require.NoError(t, err) |
| 105 | + |
| 106 | + // We use this special method for comparing protobufs |
| 107 | + if diff := cmp.Diff(tc.expected, result, cmpopts.IgnoreUnexported(structpb.Struct{}, structpb.Value{}, structpb.ListValue{})); diff != "" { |
| 108 | + t.Errorf("apiextensionsJSONToStructpb() mismatch (-want +got):\n%s", diff) |
| 109 | + } |
| 110 | + }) |
| 111 | + } |
| 112 | +} |
| 113 | + |
| 114 | +// Test structpbToApiextensionsJSON |
| 115 | +func TestStructpbToApiextensionsJSON(t *testing.T) { |
| 116 | + testCases := []struct { |
| 117 | + name string |
| 118 | + input *structpb.Struct |
| 119 | + expected apiextensions.JSON |
| 120 | + expectedError string |
| 121 | + }{ |
| 122 | + { |
| 123 | + name: "valid struct", |
| 124 | + input: &structpb.Struct{ |
| 125 | + Fields: map[string]*structpb.Value{ |
| 126 | + "name": {Kind: &structpb.Value_StringValue{StringValue: "John Doe"}}, |
| 127 | + "age": {Kind: &structpb.Value_NumberValue{NumberValue: 30}}, |
| 128 | + }, |
| 129 | + }, |
| 130 | + expected: apiextensions.JSON{Raw: []byte(`{"age":30,"name":"John Doe"}`)}, |
| 131 | + }, |
| 132 | + { |
| 133 | + name: "valid struct with nested struct", |
| 134 | + input: &structpb.Struct{ |
| 135 | + Fields: map[string]*structpb.Value{ |
| 136 | + "name": {Kind: &structpb.Value_StringValue{StringValue: "John Doe"}}, |
| 137 | + "age": {Kind: &structpb.Value_NumberValue{NumberValue: 30}}, |
| 138 | + "address": {Kind: &structpb.Value_StructValue{ |
| 139 | + StructValue: &structpb.Struct{ |
| 140 | + Fields: map[string]*structpb.Value{ |
| 141 | + "street": {Kind: &structpb.Value_StringValue{StringValue: "mainstreet"}}, |
| 142 | + "zip": {Kind: &structpb.Value_StringValue{StringValue: "1234"}}, |
| 143 | + }, |
| 144 | + }, |
| 145 | + }}, |
| 146 | + }, |
| 147 | + }, |
| 148 | + expected: apiextensions.JSON{Raw: []byte(`{"address":{"street":"mainstreet","zip":"1234"},"age":30,"name":"John Doe"}`)}, |
| 149 | + }, |
| 150 | + { |
| 151 | + name: "valid struct with array", |
| 152 | + input: &structpb.Struct{ |
| 153 | + Fields: map[string]*structpb.Value{ |
| 154 | + "name": {Kind: &structpb.Value_StringValue{StringValue: "John Doe"}}, |
| 155 | + "age": {Kind: &structpb.Value_NumberValue{NumberValue: 30}}, |
| 156 | + "tags": {Kind: &structpb.Value_ListValue{ |
| 157 | + ListValue: &structpb.ListValue{ |
| 158 | + Values: []*structpb.Value{ |
| 159 | + {Kind: &structpb.Value_StringValue{StringValue: "tag1"}}, |
| 160 | + {Kind: &structpb.Value_StringValue{StringValue: "tag2"}}, |
| 161 | + }, |
| 162 | + }, |
| 163 | + }}, |
| 164 | + }, |
| 165 | + }, |
| 166 | + expected: apiextensions.JSON{Raw: []byte(`{"age":30,"name":"John Doe","tags":["tag1","tag2"]}`)}, |
| 167 | + }, |
| 168 | + { |
| 169 | + name: "nil struct", |
| 170 | + input: nil, |
| 171 | + expected: apiextensions.JSON{Raw: []byte{}}, |
| 172 | + expectedError: "", |
| 173 | + }, |
| 174 | + } |
| 175 | + |
| 176 | + for _, tc := range testCases { |
| 177 | + // Run the individual test case (added the name to the runner) |
| 178 | + t.Run(tc.name, func(t *testing.T) { |
| 179 | + result, err := structpbToApiextensionsJSON(tc.input) |
| 180 | + |
| 181 | + if tc.expectedError != "" { |
| 182 | + require.Error(t, err) |
| 183 | + assert.Contains(t, err.Error(), tc.expectedError) |
| 184 | + return |
| 185 | + } |
| 186 | + require.NoError(t, err) |
| 187 | + assert.Equal(t, tc.expected, result) |
| 188 | + }) |
| 189 | + } |
| 190 | +} |
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