Move dummy service implementations into their own package.

go/src/infra/gae/libs/gae/dummy/dummy_test.go

Index: go/src/infra/gae/libs/gae/dummy/dummy_test.go
diff --git a/go/src/infra/gae/libs/gae/dummy/dummy_test.go b/go/src/infra/gae/libs/gae/dummy/dummy_test.go
new file mode 100644
index 0000000000000000000000000000000000000000..c7d36b78d5cc3dc5ec640cb921c09d0fd10faecf
--- /dev/null
+++ b/go/src/infra/gae/libs/gae/dummy/dummy_test.go
@@ -0,0 +1,78 @@
+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+package dummy
+
+import (
+	"golang.org/x/net/context"
+	"testing"
+
+	"infra/gae/libs/gae"
+
+	. "github.com/smartystreets/goconvey/convey"
+)
+
+func TestContextAccess(t *testing.T) {
+	t.Parallel()
+
+	// p is a function which recovers an error and then immediately panics with
+	// the contained string. It's defer'd in each test so that we can use the
+	// ShouldPanicWith assertion (which does an == comparison and not
+	// a reflect.DeepEquals comparison).
+	p := func() { panic(recover().(error).Error()) }
+
+	Convey("Context Access", t, func() {
+		c := context.Background()
+
+		Convey("blank", func() {
+			So(gae.GetMC(c), ShouldBeNil)
+			So(gae.GetTQ(c), ShouldBeNil)
+			So(gae.GetGI(c), ShouldBeNil)
+		})
+
+		Convey("RDS", func() {
+			c = gae.SetRDS(c, RDS())
+			So(gae.GetRDS(c), ShouldNotBeNil)
+			So(func() {
+				defer p()
+				gae.GetRDS(c).NewKey("", "", 1, nil)
+			}, ShouldPanicWith, "dummy: method RawDatastore.NewKey is not implemented")
+		})
+
+		Convey("MC", func() {
+			c = gae.SetMC(c, MC())
+			So(gae.GetMC(c), ShouldNotBeNil)
+			So(func() {
+				defer p()
+				gae.GetMC(c).Add(nil)
+			}, ShouldPanicWith, "dummy: method Memcache.Add is not implemented")
+		})
+
+		Convey("TQ", func() {
+			c = gae.SetTQ(c, TQ())
+			So(gae.GetTQ(c), ShouldNotBeNil)
+			So(func() {
+				defer p()
+				gae.GetTQ(c).Purge("")
+			}, ShouldPanicWith, "dummy: method TaskQueue.Purge is not implemented")
+		})
+
+		Convey("GI", func() {
+			c = gae.SetGI(c, GI())
+			So(gae.GetGI(c), ShouldNotBeNil)
+			So(func() {
+				defer p()
+				gae.GetGI(c).Datacenter()
+			}, ShouldPanicWith, "dummy: method GlobalInfo.Datacenter is not implemented")
+		})
+
+		Convey("QY", func() {
+			q := QY()
+			So(func() {
+				defer p()
+				q.Distinct()
+			}, ShouldPanicWith, "dummy: method DSQuery.Distinct is not implemented")
+		})
+	})
+}