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decoder_record_test.go
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decoder_record_test.go
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package avro_test
import (
"bytes"
"testing"
"github.com/hamba/avro/v2"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestDecoder_RecordStruct(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestRecord
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, TestRecord{A: 27, B: "foo"}, got)
}
func TestDecoder_RecordStructPtr(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
got := &TestRecord{}
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, &TestRecord{A: 27, B: "foo"}, got)
}
func TestDecoder_RecordStructPtrNil(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got *TestRecord
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, &TestRecord{A: 27, B: "foo"}, got)
}
func TestDecoder_RecordStructWithFieldAlias(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "c", "aliases": ["a"], "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
assert.NoError(t, err)
var got TestRecord
err = dec.Decode(&got)
assert.NoError(t, err)
assert.Equal(t, TestRecord{A: 27, B: "foo"}, got)
}
func TestDecoder_RecordPartialStruct(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestPartialRecord
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, TestPartialRecord{B: "foo"}, got)
}
func TestDecoder_RecordStructInvalidData(t *testing.T) {
defer ConfigTeardown()
data := []byte{0xE2, 0xA2, 0xF3, 0xAD, 0xAD, 0xAD, 0xE2, 0xA2, 0xF3, 0xAD, 0xAD, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestRecord
err = dec.Decode(&got)
assert.Error(t, err)
}
func TestDecoder_RecordEmbeddedStruct(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f, 0x06, 0x62, 0x61, 0x72}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"},
{"name": "c", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestEmbeddedRecord
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, TestEmbeddedRecord{TestEmbed: TestEmbed{A: 27, B: "foo"}, C: "bar"}, got)
}
func TestDecoder_RecordEmbeddedPtrStruct(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f, 0x06, 0x62, 0x61, 0x72}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"},
{"name": "c", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestEmbeddedPtrRecord
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, TestEmbeddedPtrRecord{TestEmbed: &TestEmbed{A: 27, B: "foo"}, C: "bar"}, got)
}
func TestDecoder_RecordEmbeddedPtrStructNew(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f, 0x06, 0x62, 0x61, 0x72}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"},
{"name": "c", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestEmbeddedPtrRecord
got.C = "nonzero" // non-zero value here triggers bug in allocating TestEmbed
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, TestEmbeddedPtrRecord{TestEmbed: &TestEmbed{A: 27, B: "foo"}, C: "bar"}, got)
}
func TestDecoder_RecordEmbeddedIntStruct(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f, 0x06, 0x62, 0x61, 0x72}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"},
{"name": "c", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestEmbeddedIntRecord
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, TestEmbeddedIntRecord{B: "foo"}, got)
}
func TestDecoder_RecordMap(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got map[string]any
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, map[string]any{"a": int64(27), "b": "foo"}, got)
}
func TestDecoder_RecordMapInvalidKey(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got map[int]any
err = dec.Decode(&got)
assert.Error(t, err)
}
func TestDecoder_RecordMapInvalidElem(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got map[string]string
err = dec.Decode(&got)
assert.Error(t, err)
}
func TestDecoder_RecordMapInvalidData(t *testing.T) {
defer ConfigTeardown()
data := []byte{0xE2, 0xA2, 0xF3, 0xAD, 0xAD, 0xAD, 0xE2, 0xA2, 0xF3, 0xAD, 0xAD, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got map[string]any
err = dec.Decode(&got)
assert.Error(t, err)
}
func TestDecoder_RecordInterface(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestInterface = &TestRecord{}
err = dec.Decode(&got)
require.NoError(t, err)
assert.Equal(t, &TestRecord{A: 27, B: "foo"}, got)
}
func TestDecoder_RecordEmptyInterface(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestInterface
err = dec.Decode(&got)
assert.Error(t, err)
}
func TestDecoder_RefStruct(t *testing.T) {
defer ConfigTeardown()
data := []byte{0x36, 0x06, 0x66, 0x6f, 0x6f, 0x36, 0x06, 0x66, 0x6f, 0x6f}
schema := `{
"type": "record",
"name": "parent",
"fields" : [
{"name": "a", "type": {
"type": "record",
"name": "test",
"fields" : [
{"name": "a", "type": "long"},
{"name": "b", "type": "string"}
]}
},
{"name": "b", "type": "test"}
]
}`
dec, err := avro.NewDecoder(schema, bytes.NewReader(data))
require.NoError(t, err)
var got TestNestedRecord
err = dec.Decode(&got)
want := TestNestedRecord{
A: TestRecord{A: 27, B: "foo"},
B: TestRecord{A: 27, B: "foo"},
}
require.NoError(t, err)
assert.Equal(t, want, got)
}