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path: root/weed/mq/kafka/schema/avro_decoder_test.go
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-rw-r--r--weed/mq/kafka/schema/avro_decoder_test.go542
1 files changed, 542 insertions, 0 deletions
diff --git a/weed/mq/kafka/schema/avro_decoder_test.go b/weed/mq/kafka/schema/avro_decoder_test.go
new file mode 100644
index 000000000..f34a0a800
--- /dev/null
+++ b/weed/mq/kafka/schema/avro_decoder_test.go
@@ -0,0 +1,542 @@
+package schema
+
+import (
+ "reflect"
+ "testing"
+ "time"
+
+ "github.com/linkedin/goavro/v2"
+ "github.com/seaweedfs/seaweedfs/weed/pb/schema_pb"
+)
+
+func TestNewAvroDecoder(t *testing.T) {
+ tests := []struct {
+ name string
+ schema string
+ expectErr bool
+ }{
+ {
+ name: "valid record schema",
+ schema: `{
+ "type": "record",
+ "name": "User",
+ "fields": [
+ {"name": "id", "type": "int"},
+ {"name": "name", "type": "string"}
+ ]
+ }`,
+ expectErr: false,
+ },
+ {
+ name: "valid enum schema",
+ schema: `{
+ "type": "enum",
+ "name": "Color",
+ "symbols": ["RED", "GREEN", "BLUE"]
+ }`,
+ expectErr: false,
+ },
+ {
+ name: "invalid schema",
+ schema: `{"invalid": "schema"}`,
+ expectErr: true,
+ },
+ {
+ name: "empty schema",
+ schema: "",
+ expectErr: true,
+ },
+ }
+
+ for _, tt := range tests {
+ t.Run(tt.name, func(t *testing.T) {
+ decoder, err := NewAvroDecoder(tt.schema)
+
+ if (err != nil) != tt.expectErr {
+ t.Errorf("NewAvroDecoder() error = %v, expectErr %v", err, tt.expectErr)
+ return
+ }
+
+ if !tt.expectErr && decoder == nil {
+ t.Error("Expected non-nil decoder for valid schema")
+ }
+ })
+ }
+}
+
+func TestAvroDecoder_Decode(t *testing.T) {
+ schema := `{
+ "type": "record",
+ "name": "User",
+ "fields": [
+ {"name": "id", "type": "int"},
+ {"name": "name", "type": "string"},
+ {"name": "email", "type": ["null", "string"], "default": null}
+ ]
+ }`
+
+ decoder, err := NewAvroDecoder(schema)
+ if err != nil {
+ t.Fatalf("Failed to create decoder: %v", err)
+ }
+
+ // Create test data
+ codec, _ := goavro.NewCodec(schema)
+ testRecord := map[string]interface{}{
+ "id": int32(123),
+ "name": "John Doe",
+ "email": map[string]interface{}{
+ "string": "john@example.com", // Avro union format
+ },
+ }
+
+ // Encode to binary
+ binary, err := codec.BinaryFromNative(nil, testRecord)
+ if err != nil {
+ t.Fatalf("Failed to encode test data: %v", err)
+ }
+
+ // Test decoding
+ result, err := decoder.Decode(binary)
+ if err != nil {
+ t.Fatalf("Failed to decode: %v", err)
+ }
+
+ // Verify results
+ if result["id"] != int32(123) {
+ t.Errorf("Expected id=123, got %v", result["id"])
+ }
+
+ if result["name"] != "John Doe" {
+ t.Errorf("Expected name='John Doe', got %v", result["name"])
+ }
+
+ // For union types, Avro returns a map with the type name as key
+ if emailMap, ok := result["email"].(map[string]interface{}); ok {
+ if emailMap["string"] != "john@example.com" {
+ t.Errorf("Expected email='john@example.com', got %v", emailMap["string"])
+ }
+ } else {
+ t.Errorf("Expected email to be a union map, got %v", result["email"])
+ }
+}
+
+func TestAvroDecoder_DecodeToRecordValue(t *testing.T) {
+ schema := `{
+ "type": "record",
+ "name": "SimpleRecord",
+ "fields": [
+ {"name": "id", "type": "int"},
+ {"name": "name", "type": "string"}
+ ]
+ }`
+
+ decoder, err := NewAvroDecoder(schema)
+ if err != nil {
+ t.Fatalf("Failed to create decoder: %v", err)
+ }
+
+ // Create and encode test data
+ codec, _ := goavro.NewCodec(schema)
+ testRecord := map[string]interface{}{
+ "id": int32(456),
+ "name": "Jane Smith",
+ }
+
+ binary, err := codec.BinaryFromNative(nil, testRecord)
+ if err != nil {
+ t.Fatalf("Failed to encode test data: %v", err)
+ }
+
+ // Test decoding to RecordValue
+ recordValue, err := decoder.DecodeToRecordValue(binary)
+ if err != nil {
+ t.Fatalf("Failed to decode to RecordValue: %v", err)
+ }
+
+ // Verify RecordValue structure
+ if recordValue.Fields == nil {
+ t.Fatal("Expected non-nil fields")
+ }
+
+ idValue := recordValue.Fields["id"]
+ if idValue == nil {
+ t.Fatal("Expected id field")
+ }
+
+ if idValue.GetInt32Value() != 456 {
+ t.Errorf("Expected id=456, got %v", idValue.GetInt32Value())
+ }
+
+ nameValue := recordValue.Fields["name"]
+ if nameValue == nil {
+ t.Fatal("Expected name field")
+ }
+
+ if nameValue.GetStringValue() != "Jane Smith" {
+ t.Errorf("Expected name='Jane Smith', got %v", nameValue.GetStringValue())
+ }
+}
+
+func TestMapToRecordValue(t *testing.T) {
+ testMap := map[string]interface{}{
+ "bool_field": true,
+ "int32_field": int32(123),
+ "int64_field": int64(456),
+ "float_field": float32(1.23),
+ "double_field": float64(4.56),
+ "string_field": "hello",
+ "bytes_field": []byte("world"),
+ "null_field": nil,
+ "array_field": []interface{}{"a", "b", "c"},
+ "nested_field": map[string]interface{}{
+ "inner": "value",
+ },
+ }
+
+ recordValue := MapToRecordValue(testMap)
+
+ // Test each field type
+ if !recordValue.Fields["bool_field"].GetBoolValue() {
+ t.Error("Expected bool_field=true")
+ }
+
+ if recordValue.Fields["int32_field"].GetInt32Value() != 123 {
+ t.Error("Expected int32_field=123")
+ }
+
+ if recordValue.Fields["int64_field"].GetInt64Value() != 456 {
+ t.Error("Expected int64_field=456")
+ }
+
+ if recordValue.Fields["float_field"].GetFloatValue() != 1.23 {
+ t.Error("Expected float_field=1.23")
+ }
+
+ if recordValue.Fields["double_field"].GetDoubleValue() != 4.56 {
+ t.Error("Expected double_field=4.56")
+ }
+
+ if recordValue.Fields["string_field"].GetStringValue() != "hello" {
+ t.Error("Expected string_field='hello'")
+ }
+
+ if string(recordValue.Fields["bytes_field"].GetBytesValue()) != "world" {
+ t.Error("Expected bytes_field='world'")
+ }
+
+ // Test null value (converted to empty string)
+ if recordValue.Fields["null_field"].GetStringValue() != "" {
+ t.Error("Expected null_field to be empty string")
+ }
+
+ // Test array
+ arrayValue := recordValue.Fields["array_field"].GetListValue()
+ if arrayValue == nil || len(arrayValue.Values) != 3 {
+ t.Error("Expected array with 3 elements")
+ }
+
+ // Test nested record
+ nestedValue := recordValue.Fields["nested_field"].GetRecordValue()
+ if nestedValue == nil {
+ t.Fatal("Expected nested record")
+ }
+
+ if nestedValue.Fields["inner"].GetStringValue() != "value" {
+ t.Error("Expected nested inner='value'")
+ }
+}
+
+func TestGoValueToSchemaValue(t *testing.T) {
+ tests := []struct {
+ name string
+ input interface{}
+ expected func(*schema_pb.Value) bool
+ }{
+ {
+ name: "nil value",
+ input: nil,
+ expected: func(v *schema_pb.Value) bool {
+ return v.GetStringValue() == ""
+ },
+ },
+ {
+ name: "bool value",
+ input: true,
+ expected: func(v *schema_pb.Value) bool {
+ return v.GetBoolValue() == true
+ },
+ },
+ {
+ name: "int32 value",
+ input: int32(123),
+ expected: func(v *schema_pb.Value) bool {
+ return v.GetInt32Value() == 123
+ },
+ },
+ {
+ name: "int64 value",
+ input: int64(456),
+ expected: func(v *schema_pb.Value) bool {
+ return v.GetInt64Value() == 456
+ },
+ },
+ {
+ name: "string value",
+ input: "test",
+ expected: func(v *schema_pb.Value) bool {
+ return v.GetStringValue() == "test"
+ },
+ },
+ {
+ name: "bytes value",
+ input: []byte("data"),
+ expected: func(v *schema_pb.Value) bool {
+ return string(v.GetBytesValue()) == "data"
+ },
+ },
+ {
+ name: "time value",
+ input: time.Unix(1234567890, 0),
+ expected: func(v *schema_pb.Value) bool {
+ return v.GetTimestampValue() != nil
+ },
+ },
+ }
+
+ for _, tt := range tests {
+ t.Run(tt.name, func(t *testing.T) {
+ result := goValueToSchemaValue(tt.input)
+ if !tt.expected(result) {
+ t.Errorf("goValueToSchemaValue() failed for %v", tt.input)
+ }
+ })
+ }
+}
+
+func TestInferRecordTypeFromMap(t *testing.T) {
+ testMap := map[string]interface{}{
+ "id": int64(123),
+ "name": "test",
+ "active": true,
+ "score": float64(95.5),
+ "tags": []interface{}{"tag1", "tag2"},
+ "metadata": map[string]interface{}{"key": "value"},
+ }
+
+ recordType := InferRecordTypeFromMap(testMap)
+
+ if len(recordType.Fields) != 6 {
+ t.Errorf("Expected 6 fields, got %d", len(recordType.Fields))
+ }
+
+ // Create a map for easier field lookup
+ fieldMap := make(map[string]*schema_pb.Field)
+ for _, field := range recordType.Fields {
+ fieldMap[field.Name] = field
+ }
+
+ // Test field types
+ if fieldMap["id"].Type.GetScalarType() != schema_pb.ScalarType_INT64 {
+ t.Error("Expected id field to be INT64")
+ }
+
+ if fieldMap["name"].Type.GetScalarType() != schema_pb.ScalarType_STRING {
+ t.Error("Expected name field to be STRING")
+ }
+
+ if fieldMap["active"].Type.GetScalarType() != schema_pb.ScalarType_BOOL {
+ t.Error("Expected active field to be BOOL")
+ }
+
+ if fieldMap["score"].Type.GetScalarType() != schema_pb.ScalarType_DOUBLE {
+ t.Error("Expected score field to be DOUBLE")
+ }
+
+ // Test array field
+ if fieldMap["tags"].Type.GetListType() == nil {
+ t.Error("Expected tags field to be LIST")
+ }
+
+ // Test nested record field
+ if fieldMap["metadata"].Type.GetRecordType() == nil {
+ t.Error("Expected metadata field to be RECORD")
+ }
+}
+
+func TestInferTypeFromValue(t *testing.T) {
+ tests := []struct {
+ name string
+ input interface{}
+ expected schema_pb.ScalarType
+ }{
+ {"nil", nil, schema_pb.ScalarType_STRING}, // Default for nil
+ {"bool", true, schema_pb.ScalarType_BOOL},
+ {"int32", int32(123), schema_pb.ScalarType_INT32},
+ {"int64", int64(456), schema_pb.ScalarType_INT64},
+ {"int", int(789), schema_pb.ScalarType_INT64},
+ {"float32", float32(1.23), schema_pb.ScalarType_FLOAT},
+ {"float64", float64(4.56), schema_pb.ScalarType_DOUBLE},
+ {"string", "test", schema_pb.ScalarType_STRING},
+ {"bytes", []byte("data"), schema_pb.ScalarType_BYTES},
+ {"time", time.Now(), schema_pb.ScalarType_TIMESTAMP},
+ }
+
+ for _, tt := range tests {
+ t.Run(tt.name, func(t *testing.T) {
+ result := inferTypeFromValue(tt.input)
+
+ // Handle special cases
+ if tt.input == nil || reflect.TypeOf(tt.input).Kind() == reflect.Slice ||
+ reflect.TypeOf(tt.input).Kind() == reflect.Map {
+ // Skip scalar type check for complex types
+ return
+ }
+
+ if result.GetScalarType() != tt.expected {
+ t.Errorf("inferTypeFromValue() = %v, want %v", result.GetScalarType(), tt.expected)
+ }
+ })
+ }
+}
+
+// Integration test with real Avro data
+func TestAvroDecoder_Integration(t *testing.T) {
+ // Complex Avro schema with nested records and arrays
+ schema := `{
+ "type": "record",
+ "name": "Order",
+ "fields": [
+ {"name": "id", "type": "string"},
+ {"name": "customer_id", "type": "int"},
+ {"name": "total", "type": "double"},
+ {"name": "items", "type": {
+ "type": "array",
+ "items": {
+ "type": "record",
+ "name": "Item",
+ "fields": [
+ {"name": "product_id", "type": "string"},
+ {"name": "quantity", "type": "int"},
+ {"name": "price", "type": "double"}
+ ]
+ }
+ }},
+ {"name": "metadata", "type": {
+ "type": "record",
+ "name": "Metadata",
+ "fields": [
+ {"name": "source", "type": "string"},
+ {"name": "timestamp", "type": "long"}
+ ]
+ }}
+ ]
+ }`
+
+ decoder, err := NewAvroDecoder(schema)
+ if err != nil {
+ t.Fatalf("Failed to create decoder: %v", err)
+ }
+
+ // Create complex test data
+ codec, _ := goavro.NewCodec(schema)
+ testOrder := map[string]interface{}{
+ "id": "order-123",
+ "customer_id": int32(456),
+ "total": float64(99.99),
+ "items": []interface{}{
+ map[string]interface{}{
+ "product_id": "prod-1",
+ "quantity": int32(2),
+ "price": float64(29.99),
+ },
+ map[string]interface{}{
+ "product_id": "prod-2",
+ "quantity": int32(1),
+ "price": float64(39.99),
+ },
+ },
+ "metadata": map[string]interface{}{
+ "source": "web",
+ "timestamp": int64(1234567890),
+ },
+ }
+
+ // Encode to binary
+ binary, err := codec.BinaryFromNative(nil, testOrder)
+ if err != nil {
+ t.Fatalf("Failed to encode test data: %v", err)
+ }
+
+ // Decode to RecordValue
+ recordValue, err := decoder.DecodeToRecordValue(binary)
+ if err != nil {
+ t.Fatalf("Failed to decode to RecordValue: %v", err)
+ }
+
+ // Verify complex structure
+ if recordValue.Fields["id"].GetStringValue() != "order-123" {
+ t.Error("Expected order ID to be preserved")
+ }
+
+ if recordValue.Fields["customer_id"].GetInt32Value() != 456 {
+ t.Error("Expected customer ID to be preserved")
+ }
+
+ // Check array handling
+ itemsArray := recordValue.Fields["items"].GetListValue()
+ if itemsArray == nil || len(itemsArray.Values) != 2 {
+ t.Fatal("Expected items array with 2 elements")
+ }
+
+ // Check nested record handling
+ metadataRecord := recordValue.Fields["metadata"].GetRecordValue()
+ if metadataRecord == nil {
+ t.Fatal("Expected metadata record")
+ }
+
+ if metadataRecord.Fields["source"].GetStringValue() != "web" {
+ t.Error("Expected metadata source to be preserved")
+ }
+}
+
+// Benchmark tests
+func BenchmarkAvroDecoder_Decode(b *testing.B) {
+ schema := `{
+ "type": "record",
+ "name": "User",
+ "fields": [
+ {"name": "id", "type": "int"},
+ {"name": "name", "type": "string"}
+ ]
+ }`
+
+ decoder, _ := NewAvroDecoder(schema)
+ codec, _ := goavro.NewCodec(schema)
+
+ testRecord := map[string]interface{}{
+ "id": int32(123),
+ "name": "John Doe",
+ }
+
+ binary, _ := codec.BinaryFromNative(nil, testRecord)
+
+ b.ResetTimer()
+ for i := 0; i < b.N; i++ {
+ _, _ = decoder.Decode(binary)
+ }
+}
+
+func BenchmarkMapToRecordValue(b *testing.B) {
+ testMap := map[string]interface{}{
+ "id": int64(123),
+ "name": "test",
+ "active": true,
+ "score": float64(95.5),
+ }
+
+ b.ResetTimer()
+ for i := 0; i < b.N; i++ {
+ _ = MapToRecordValue(testMap)
+ }
+}
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-21 04:26:54 +0000