From 9e1d9bff3b18cfa09ba96cd027fa653daae10816 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?P=C3=A9ter=20Szil=C3=A1gyi?= <peterke@gmail.com>
Date: Thu, 5 Nov 2015 23:57:57 +0200
Subject: node: customizable protocol and service stacks

---
 node/service_test.go | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 node/service_test.go

(limited to 'node/service_test.go')

diff --git a/node/service_test.go b/node/service_test.go
new file mode 100644
index 000000000..50a4f9715
--- /dev/null
+++ b/node/service_test.go
@@ -0,0 +1,60 @@
+// Copyright 2015 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package node
+
+import (
+	"io/ioutil"
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+// Tests that service context methods work properly.
+func TestServiceContext(t *testing.T) {
+	// Create a temporary folder and ensure no database is contained within
+	dir, err := ioutil.TempDir("", "")
+	if err != nil {
+		t.Fatalf("failed to create temporary data directory: %v", err)
+	}
+	defer os.RemoveAll(dir)
+
+	if _, err := os.Stat(filepath.Join(dir, "database")); err == nil {
+		t.Fatalf("non-created database already exists")
+	}
+	// Request the opening/creation of a database and ensure it persists to disk
+	ctx := &ServiceContext{dataDir: dir}
+	db, err := ctx.Database("persistent", 0)
+	if err != nil {
+		t.Fatalf("failed to open persistent database: %v", err)
+	}
+	db.Close()
+
+	if _, err := os.Stat(filepath.Join(dir, "persistent")); err != nil {
+		t.Fatalf("persistent database doesn't exists: %v", err)
+	}
+	// Request th opening/creation of an ephemeral database and ensure it's not persisted
+	ctx = &ServiceContext{dataDir: ""}
+	db, err = ctx.Database("ephemeral", 0)
+	if err != nil {
+		t.Fatalf("failed to open ephemeral database: %v", err)
+	}
+	db.Close()
+
+	if _, err := os.Stat(filepath.Join(dir, "ephemeral")); err == nil {
+		t.Fatalf("ephemeral database exists")
+	}
+}
-- 
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