mirror of https://github.com/google/oss-fuzz.git
59 lines
1.6 KiB
Go
59 lines
1.6 KiB
Go
// Copyright 2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package mock
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import (
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"bytes"
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"compress/gzip"
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fuzz "github.com/AdaLogics/go-fuzz-headers"
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"github.com/hyperledger/fabric/core/chaincode/persistence"
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tm "github.com/stretchr/testify/mock"
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"os"
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)
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func FuzzPersistence(data []byte) int {
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var ccpp persistence.ChaincodePackageParser
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mockMetaProvider := &MetadataProvider{}
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mockMetaProvider.On("GetDBArtifacts", tm.Anything).Return([]byte("DB artefacts"), nil)
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ccpp.MetadataProvider = mockMetaProvider
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_, _ = ccpp.Parse(data)
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return 1
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}
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func FuzzChaincodePackageStreamerMetadatabytes(data []byte) int {
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err := os.WriteFile("demoTar.tar", data, 0666)
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if err != nil {
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return 0
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}
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defer os.Remove("demoTar.tar")
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cps := &persistence.ChaincodePackageStreamer{PackagePath: "demoTar.tar"}
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_, _ = cps.MetadataBytes()
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return 1
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}
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func FuzzParseChaincodePackage(data []byte) int {
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f := fuzz.NewConsumer(data)
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source, err := f.TarBytes()
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if err != nil {
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return 0
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}
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var b bytes.Buffer
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w := gzip.NewWriter(&b)
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w.Write(source)
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w.Close()
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_, _, _ = persistence.ParseChaincodePackage(b.Bytes())
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return 1
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}
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