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bd07c86b60
Summary: Used addlicense to generate this: addlicense -c "Facebook Inc" -f license_header . example was taken from: https://github.com/facebook/litho/blob/master/lib/soloader/BUCK Reviewed By: alexsn Differential Revision: D17070152 fbshipit-source-id: e7b91398d7f6181727be3400c1872ad5f28e38ed
130 lines
3.2 KiB
Go
130 lines
3.2 KiB
Go
// Copyright 2019-present Facebook Inc. All rights reserved.
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// This source code is licensed under the Apache 2.0 license found
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// in the LICENSE file in the root directory of this source tree.
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package graphson
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import (
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"bytes"
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"errors"
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"fmt"
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"testing"
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"unsafe"
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"github.com/json-iterator/go"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/mock"
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"github.com/stretchr/testify/require"
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)
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func TestTypeEncode(t *testing.T) {
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var got bytes.Buffer
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stream := config.BorrowStream(&got)
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defer config.ReturnStream(stream)
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typ, val := int32Type, 42
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ptr := unsafe.Pointer(&val)
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var m mocker
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m.On("Encode", ptr, stream).
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Run(func(args mock.Arguments) {
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stream := args.Get(1).(*jsoniter.Stream)
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stream.WriteInt(val)
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}).
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Once()
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defer m.AssertExpectations(t)
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typeEncoder{&m, typ}.Encode(ptr, stream)
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require.NoError(t, stream.Flush())
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want := fmt.Sprintf(`{"@type": "%s", "@value": %d}`, typ, val)
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assert.JSONEq(t, want, got.String())
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}
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func TestTypeDecode(t *testing.T) {
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typ, val := int64Type, 84
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ptr := unsafe.Pointer(&val)
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data := fmt.Sprintf(`{"@value": %d, "@type": "%s"}`, val, typ)
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iter := config.BorrowIterator([]byte(data))
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defer config.ReturnIterator(iter)
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m := &mocker{}
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m.On("CheckType", typ).
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Return(nil).
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Once()
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m.On("Decode", ptr, mock.Anything).
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Run(func(args mock.Arguments) {
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iter := args.Get(1).(*jsoniter.Iterator)
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assert.Equal(t, val, iter.ReadInt())
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}).
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Once()
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defer m.AssertExpectations(t)
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typeDecoder{m, m}.Decode(ptr, iter)
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assert.NoError(t, iter.Error)
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}
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func TestTypeDecodeBadType(t *testing.T) {
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typ, val := int64Type, 55
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ptr := unsafe.Pointer(&val)
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m := &mocker{}
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m.On("CheckType", typ).Return(errors.New("bad type")).Once()
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defer m.AssertExpectations(t)
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data := fmt.Sprintf(`{"@type": "%s", "@value": %d}`, typ, val)
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iter := config.BorrowIterator([]byte(data))
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defer config.ReturnIterator(iter)
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typeDecoder{m, m}.Decode(ptr, iter)
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require.Error(t, iter.Error)
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assert.Contains(t, iter.Error.Error(), "bad type")
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}
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func TestTypeDecodeDuplicateField(t *testing.T) {
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data := `{"@type": "gx:Byte", "@value": 33, "@type": "g:Int32"}`
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iter := config.BorrowIterator([]byte(data))
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defer config.ReturnIterator(iter)
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var ptr unsafe.Pointer
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m := &mocker{}
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m.On("CheckType", mock.MatchedBy(func(typ Type) bool { return typ == int32Type })).
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Return(nil).
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Once()
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m.On("Decode", ptr, mock.Anything).
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Run(func(args mock.Arguments) {
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args.Get(1).(*jsoniter.Iterator).Skip()
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require.NoError(t, iter.Error)
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}).
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Once()
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defer m.AssertExpectations(t)
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typeDecoder{m, m}.Decode(ptr, iter)
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assert.NoError(t, iter.Error)
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}
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func TestTypeDecodeMissingField(t *testing.T) {
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data := `{"@type": "g:Int32"}`
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iter := config.BorrowIterator([]byte(data))
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defer config.ReturnIterator(iter)
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m := &mocker{}
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defer m.AssertExpectations(t)
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typeDecoder{m, m}.Decode(nil, iter)
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require.Error(t, iter.Error)
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assert.Contains(t, iter.Error.Error(), "missing type or value")
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}
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func TestTypeDecodeSyntaxError(t *testing.T) {
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data := `{"@type": "gx:Int16", "@value", 65000}`
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iter := config.BorrowIterator([]byte(data))
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defer config.ReturnIterator(iter)
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m := &mocker{}
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defer m.AssertExpectations(t)
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typeDecoder{m, m}.Decode(nil, iter)
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assert.Error(t, iter.Error)
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}
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