Implement a server-side config service interface.

server/config/naming_test.go

Index: server/config/naming_test.go
diff --git a/server/config/naming_test.go b/server/config/naming_test.go
new file mode 100644
index 0000000000000000000000000000000000000000..ec514518887f1884a793208e94f05502e263dbbd
--- /dev/null
+++ b/server/config/naming_test.go
@@ -0,0 +1,47 @@
+// Copyright 2016 The LUCI Authors. All rights reserved.
+// Use of this source code is governed under the Apache License, Version 2.0
+// that can be found in the LICENSE file.
+
+package config
+
+import (
+	"testing"
+
+	"github.com/luci/gae/impl/memory"
+
+	"golang.org/x/net/context"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+func TestNaming(t *testing.T) {
+	t.Parallel()
+
+	Convey(`Testing naming utility methods`, t, func() {
+		So(ServiceConfigSet("my-service"), ShouldEqual, "services/my-service")
+		So(ProjectConfigSet("my-project"), ShouldEqual, "projects/my-project")
+
+		project, configSet, tail := ParseProjectConfigSet("projects/foo")
+		So(project, ShouldEqual, "foo")
+		So(configSet, ShouldEqual, "projects/foo")
+		So(tail, ShouldEqual, "")
+
+		project, configSet, tail = ParseProjectConfigSet("projects/foo/refs/heads/master")
+		So(project, ShouldEqual, "foo")
+		So(configSet, ShouldEqual, "projects/foo")
+		So(tail, ShouldEqual, "refs/heads/master")
+
+		project, configSet, tail = ParseProjectConfigSet("not/a/project/config/set")
+		So(project, ShouldEqual, "")
+		So(configSet, ShouldEqual, "")
+		So(tail, ShouldEqual, "")
+
+		Convey(`With a testing AppEngine context`, func() {
+			c := memory.Use(context.Background())
+
+			Convey(`Can get the current service config set.`, func() {
+				So(CurrentServiceConfigSet(c), ShouldEqual, "services/app")
+			})
+		})
+	})
+}