mirror of
https://gitlab.com/pulsechaincom/go-pulse.git
synced 2024-12-22 11:31:02 +00:00
b797dd07d2
* swarm/shed, swarm/storage/localstore: add LastPullSubscriptionChunk * swarm/shed: fix comments * swarm/shed: fix TestIncByteSlice test * swarm/storage/localstore: fix TestDB_LastPullSubscriptionChunk
113 lines
2.7 KiB
Go
113 lines
2.7 KiB
Go
// Copyright 2018 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 shed
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import (
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"io/ioutil"
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"os"
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"testing"
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)
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// TestNewDB constructs a new DB
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// and validates if the schema is initialized properly.
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func TestNewDB(t *testing.T) {
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db, cleanupFunc := newTestDB(t)
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defer cleanupFunc()
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s, err := db.getSchema()
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if err != nil {
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t.Fatal(err)
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}
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if s.Fields == nil {
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t.Error("schema fields are empty")
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}
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if len(s.Fields) != 0 {
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t.Errorf("got schema fields length %v, want %v", len(s.Fields), 0)
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}
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if s.Indexes == nil {
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t.Error("schema indexes are empty")
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}
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if len(s.Indexes) != 0 {
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t.Errorf("got schema indexes length %v, want %v", len(s.Indexes), 0)
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}
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}
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// TestDB_persistence creates one DB, saves a field and closes that DB.
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// Then, it constructs another DB and trues to retrieve the saved value.
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func TestDB_persistence(t *testing.T) {
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dir, err := ioutil.TempDir("", "shed-test-persistence")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(dir)
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db, err := NewDB(dir, "")
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if err != nil {
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t.Fatal(err)
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}
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stringField, err := db.NewStringField("preserve-me")
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if err != nil {
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t.Fatal(err)
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}
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want := "persistent value"
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err = stringField.Put(want)
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if err != nil {
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t.Fatal(err)
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}
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err = db.Close()
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if err != nil {
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t.Fatal(err)
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}
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db2, err := NewDB(dir, "")
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if err != nil {
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t.Fatal(err)
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}
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stringField2, err := db2.NewStringField("preserve-me")
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if err != nil {
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t.Fatal(err)
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}
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got, err := stringField2.Get()
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if err != nil {
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t.Fatal(err)
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}
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if got != want {
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t.Errorf("got string %q, want %q", got, want)
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}
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}
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// newTestDB is a helper function that constructs a
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// temporary database and returns a cleanup function that must
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// be called to remove the data.
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func newTestDB(t *testing.T) (db *DB, cleanupFunc func()) {
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t.Helper()
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dir, err := ioutil.TempDir("", "shed-test")
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if err != nil {
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t.Fatal(err)
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}
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db, err = NewDB(dir, "")
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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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return db, func() {
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db.Close()
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os.RemoveAll(dir)
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}
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}
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