forked from cerc-io/plugeth
109 lines
2.8 KiB
Go
109 lines
2.8 KiB
Go
// Copyright 2017 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package testutil
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import (
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"context"
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"io/ioutil"
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"math/big"
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"net/http"
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"net/http/httptest"
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"os"
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"testing"
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"github.com/ethereum/go-ethereum/core/types"
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"github.com/ethereum/go-ethereum/swarm/api"
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"github.com/ethereum/go-ethereum/swarm/storage"
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"github.com/ethereum/go-ethereum/swarm/storage/mru"
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)
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type TestServer interface {
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ServeHTTP(http.ResponseWriter, *http.Request)
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}
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type fakeBackend struct {
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blocknumber int64
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}
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func (f *fakeBackend) HeaderByNumber(context context.Context, _ string, bigblock *big.Int) (*types.Header, error) {
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f.blocknumber++
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biggie := big.NewInt(f.blocknumber)
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return &types.Header{
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Number: biggie,
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}, nil
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}
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func NewTestSwarmServer(t *testing.T, serverFunc func(*api.API) TestServer) *TestSwarmServer {
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dir, err := ioutil.TempDir("", "swarm-storage-test")
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if err != nil {
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t.Fatal(err)
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}
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storeparams := storage.NewDefaultLocalStoreParams()
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storeparams.DbCapacity = 5000000
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storeparams.CacheCapacity = 5000
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storeparams.Init(dir)
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localStore, err := storage.NewLocalStore(storeparams, nil)
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if err != nil {
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os.RemoveAll(dir)
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t.Fatal(err)
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}
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fileStore := storage.NewFileStore(localStore, storage.NewFileStoreParams())
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// mutable resources test setup
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resourceDir, err := ioutil.TempDir("", "swarm-resource-test")
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if err != nil {
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t.Fatal(err)
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}
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rhparams := &mru.HandlerParams{
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QueryMaxPeriods: &mru.LookupParams{},
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HeaderGetter: &fakeBackend{
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blocknumber: 42,
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},
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}
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rh, err := mru.NewTestHandler(resourceDir, rhparams)
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if err != nil {
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t.Fatal(err)
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}
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a := api.NewAPI(fileStore, nil, rh)
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srv := httptest.NewServer(serverFunc(a))
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return &TestSwarmServer{
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Server: srv,
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FileStore: fileStore,
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dir: dir,
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Hasher: storage.MakeHashFunc(storage.DefaultHash)(),
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cleanup: func() {
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srv.Close()
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rh.Close()
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os.RemoveAll(dir)
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os.RemoveAll(resourceDir)
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},
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}
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}
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type TestSwarmServer struct {
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*httptest.Server
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Hasher storage.SwarmHash
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FileStore *storage.FileStore
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dir string
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cleanup func()
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}
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func (t *TestSwarmServer) Close() {
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t.cleanup()
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}
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