61 lines
2.0 KiB
Go
61 lines
2.0 KiB
Go
// Copyright 2015 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 node
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import (
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"io/ioutil"
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"os"
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"path/filepath"
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"testing"
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)
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// Tests that service context methods work properly.
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func TestServiceContext(t *testing.T) {
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// Create a temporary folder and ensure no database is contained within
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dir, err := ioutil.TempDir("", "")
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if err != nil {
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t.Fatalf("failed to create temporary data directory: %v", err)
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}
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defer os.RemoveAll(dir)
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if _, err := os.Stat(filepath.Join(dir, "database")); err == nil {
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t.Fatalf("non-created database already exists")
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}
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// Request the opening/creation of a database and ensure it persists to disk
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ctx := &ServiceContext{dataDir: dir}
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db, err := ctx.Database("persistent", 0)
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if err != nil {
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t.Fatalf("failed to open persistent database: %v", err)
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}
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db.Close()
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if _, err := os.Stat(filepath.Join(dir, "persistent")); err != nil {
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t.Fatalf("persistent database doesn't exists: %v", err)
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}
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// Request th opening/creation of an ephemeral database and ensure it's not persisted
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ctx = &ServiceContext{dataDir: ""}
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db, err = ctx.Database("ephemeral", 0)
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if err != nil {
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t.Fatalf("failed to open ephemeral database: %v", err)
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}
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db.Close()
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if _, err := os.Stat(filepath.Join(dir, "ephemeral")); err == nil {
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t.Fatalf("ephemeral database exists")
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}
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}
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