forked from TrueCloudLab/frostfs-api-go
400 lines
8.3 KiB
Go
400 lines
8.3 KiB
Go
package proto_test
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import (
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"math"
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"testing"
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"github.com/nspcc-dev/neofs-api-go/util/proto"
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"github.com/nspcc-dev/neofs-api-go/util/proto/test"
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"github.com/pkg/errors"
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"github.com/stretchr/testify/require"
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)
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type stablePrimitives struct {
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FieldA []byte
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FieldB string
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FieldC bool
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FieldD int32
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FieldE uint32
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FieldF int64
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FieldG uint64
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}
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func (s *stablePrimitives) stableMarshal(buf []byte, wrongField bool) ([]byte, error) {
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if s == nil {
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return []byte{}, nil
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}
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if buf == nil {
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buf = make([]byte, s.stableSize())
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}
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var (
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i, offset, fieldNum int
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)
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fieldNum = 1
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if wrongField {
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fieldNum++
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}
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offset, err := proto.BytesMarshal(fieldNum, buf, s.FieldA)
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if err != nil {
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return nil, errors.Wrap(err, "can't marshal field a")
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}
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i += offset
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fieldNum = 2
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if wrongField {
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fieldNum++
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}
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offset, err = proto.StringMarshal(fieldNum, buf, s.FieldB)
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if err != nil {
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return nil, errors.Wrap(err, "can't marshal field b")
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}
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i += offset
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fieldNum = 200
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if wrongField {
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fieldNum++
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}
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offset, err = proto.BoolMarshal(fieldNum, buf, s.FieldC)
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if err != nil {
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return nil, errors.Wrap(err, "can't marshal field c")
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}
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i += offset
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fieldNum = 201
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if wrongField {
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fieldNum++
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}
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offset, err = proto.Int32Marshal(fieldNum, buf, s.FieldD)
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if err != nil {
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return nil, errors.Wrap(err, "can't marshal field d")
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}
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i += offset
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fieldNum = 202
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if wrongField {
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fieldNum++
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}
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offset, err = proto.UInt32Marshal(fieldNum, buf, s.FieldE)
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if err != nil {
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return nil, errors.Wrap(err, "can't marshal field e")
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}
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i += offset
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fieldNum = 203
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if wrongField {
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fieldNum++
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}
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offset, err = proto.Int64Marshal(fieldNum, buf, s.FieldF)
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if err != nil {
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return nil, errors.Wrap(err, "can't marshal field f")
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}
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i += offset
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fieldNum = 204
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if wrongField {
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fieldNum++
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}
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offset, err = proto.UInt64Marshal(fieldNum, buf, s.FieldG)
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if err != nil {
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return nil, errors.Wrap(err, "can't marshal field g")
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}
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i += offset
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return buf, nil
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}
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func (s *stablePrimitives) stableSize() int {
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return proto.BytesSize(1, s.FieldA) +
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proto.StringSize(2, s.FieldB) +
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proto.BoolSize(200, s.FieldC) +
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proto.Int32Size(201, s.FieldD) +
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proto.UInt32Size(202, s.FieldE) +
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proto.Int64Size(203, s.FieldF) +
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proto.UInt64Size(204, s.FieldG)
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}
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func TestBytesMarshal(t *testing.T) {
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t.Run("not empty", func(t *testing.T) {
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data := []byte("Hello World")
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testBytesMarshal(t, data, false)
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testBytesMarshal(t, data, true)
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})
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t.Run("empty", func(t *testing.T) {
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testBytesMarshal(t, []byte{}, false)
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})
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t.Run("nil", func(t *testing.T) {
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testBytesMarshal(t, nil, false)
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})
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}
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func TestStringMarshal(t *testing.T) {
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t.Run("not empty", func(t *testing.T) {
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data := "Hello World"
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testStringMarshal(t, data, false)
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testStringMarshal(t, data, true)
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})
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t.Run("empty", func(t *testing.T) {
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testStringMarshal(t, "", false)
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})
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}
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func TestBoolMarshal(t *testing.T) {
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t.Run("true", func(t *testing.T) {
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testBoolMarshal(t, true, false)
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testBoolMarshal(t, true, true)
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})
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t.Run("false", func(t *testing.T) {
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testBoolMarshal(t, false, false)
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})
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}
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func TestInt32Marshal(t *testing.T) {
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t.Run("zero", func(t *testing.T) {
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testInt32Marshal(t, 0, false)
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})
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t.Run("positive", func(t *testing.T) {
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testInt32Marshal(t, math.MaxInt32, false)
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testInt32Marshal(t, math.MaxInt32, true)
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})
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t.Run("negative", func(t *testing.T) {
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testInt32Marshal(t, math.MinInt32, false)
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testInt32Marshal(t, math.MinInt32, true)
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})
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}
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func TestUInt32Marshal(t *testing.T) {
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t.Run("zero", func(t *testing.T) {
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testUInt32Marshal(t, 0, false)
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})
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t.Run("non zero", func(t *testing.T) {
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testUInt32Marshal(t, math.MaxUint32, false)
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testUInt32Marshal(t, math.MaxUint32, true)
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})
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}
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func TestInt64Marshal(t *testing.T) {
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t.Run("zero", func(t *testing.T) {
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testInt32Marshal(t, 0, false)
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})
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t.Run("positive", func(t *testing.T) {
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testInt64Marshal(t, math.MaxInt64, false)
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testInt64Marshal(t, math.MaxInt64, true)
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})
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t.Run("negative", func(t *testing.T) {
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testInt64Marshal(t, math.MinInt64, false)
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testInt64Marshal(t, math.MinInt64, true)
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})
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}
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func TestUInt64Marshal(t *testing.T) {
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t.Run("zero", func(t *testing.T) {
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testUInt64Marshal(t, 0, false)
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})
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t.Run("non zero", func(t *testing.T) {
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testUInt64Marshal(t, math.MaxUint64, false)
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testUInt64Marshal(t, math.MaxUint64, true)
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})
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}
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func testBytesMarshal(t *testing.T, data []byte, wrongField bool) {
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var (
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wire []byte
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err error
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custom = stablePrimitives{FieldA: data}
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transport = test.Primitives{FieldA: data}
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)
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wire, err = custom.stableMarshal(nil, wrongField)
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require.NoError(t, err)
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wireGen, err := transport.Marshal()
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require.NoError(t, err)
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if !wrongField {
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// we can check equality because single field cannot be unstable marshalled
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require.Equal(t, wireGen, wire)
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} else {
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require.NotEqual(t, wireGen, wire)
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}
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result := new(test.Primitives)
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err = result.Unmarshal(wire)
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require.NoError(t, err)
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if !wrongField {
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require.Len(t, result.FieldA, len(data))
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if len(data) > 0 {
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require.Equal(t, data, result.FieldA)
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}
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} else {
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require.Len(t, result.FieldA, 0)
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}
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}
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func testStringMarshal(t *testing.T, s string, wrongField bool) {
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var (
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wire []byte
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err error
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custom = stablePrimitives{FieldB: s}
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transport = test.Primitives{FieldB: s}
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)
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wire, err = custom.stableMarshal(nil, wrongField)
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require.NoError(t, err)
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wireGen, err := transport.Marshal()
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require.NoError(t, err)
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if !wrongField {
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// we can check equality because single field cannot be unstable marshalled
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require.Equal(t, wireGen, wire)
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} else {
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require.NotEqual(t, wireGen, wire)
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}
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result := new(test.Primitives)
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err = result.Unmarshal(wire)
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require.NoError(t, err)
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if !wrongField {
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require.Len(t, result.FieldB, len(s))
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if len(s) > 0 {
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require.Equal(t, s, result.FieldB)
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}
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} else {
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require.Len(t, result.FieldB, 0)
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}
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}
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func testBoolMarshal(t *testing.T, b bool, wrongField bool) {
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var (
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wire []byte
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err error
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custom = stablePrimitives{FieldC: b}
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transport = test.Primitives{FieldC: b}
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)
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wire, err = custom.stableMarshal(nil, wrongField)
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require.NoError(t, err)
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wireGen, err := transport.Marshal()
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require.NoError(t, err)
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if !wrongField {
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// we can check equality because single field cannot be unstable marshalled
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require.Equal(t, wireGen, wire)
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} else {
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require.NotEqual(t, wireGen, wire)
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}
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result := new(test.Primitives)
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err = result.Unmarshal(wire)
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require.NoError(t, err)
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if !wrongField {
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require.Equal(t, b, result.FieldC)
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} else {
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require.False(t, false, result.FieldC)
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}
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}
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func testIntMarshal(t *testing.T, c stablePrimitives, tr test.Primitives, wrongField bool) *test.Primitives {
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var (
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wire []byte
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err error
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)
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wire, err = c.stableMarshal(nil, wrongField)
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require.NoError(t, err)
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wireGen, err := tr.Marshal()
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require.NoError(t, err)
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if !wrongField {
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// we can check equality because single field cannot be unstable marshalled
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require.Equal(t, wireGen, wire)
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} else {
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require.NotEqual(t, wireGen, wire)
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}
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result := new(test.Primitives)
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err = result.Unmarshal(wire)
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require.NoError(t, err)
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return result
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}
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func testInt32Marshal(t *testing.T, n int32, wrongField bool) {
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var (
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custom = stablePrimitives{FieldD: n}
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transport = test.Primitives{FieldD: n}
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)
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result := testIntMarshal(t, custom, transport, wrongField)
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if !wrongField {
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require.Equal(t, n, result.FieldD)
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} else {
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require.EqualValues(t, 0, result.FieldD)
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}
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}
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func testUInt32Marshal(t *testing.T, n uint32, wrongField bool) {
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var (
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custom = stablePrimitives{FieldE: n}
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transport = test.Primitives{FieldE: n}
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)
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result := testIntMarshal(t, custom, transport, wrongField)
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if !wrongField {
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require.Equal(t, n, result.FieldE)
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} else {
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require.EqualValues(t, 0, result.FieldE)
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}
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}
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func testInt64Marshal(t *testing.T, n int64, wrongField bool) {
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var (
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custom = stablePrimitives{FieldF: n}
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transport = test.Primitives{FieldF: n}
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)
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result := testIntMarshal(t, custom, transport, wrongField)
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if !wrongField {
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require.Equal(t, n, result.FieldF)
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} else {
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require.EqualValues(t, 0, result.FieldF)
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}
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}
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func testUInt64Marshal(t *testing.T, n uint64, wrongField bool) {
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var (
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custom = stablePrimitives{FieldG: n}
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transport = test.Primitives{FieldG: n}
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)
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result := testIntMarshal(t, custom, transport, wrongField)
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if !wrongField {
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require.Equal(t, n, result.FieldG)
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} else {
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require.EqualValues(t, 0, result.FieldG)
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}
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}
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