Update dependency testing to new changes

The new changes ensure that the context for testing is correctly
used. This removes the Abort from the context and renames it to
Getter.

dependency/testing/stub.go

@@ -50,35 +50,29 @@ func NewStubResources(raw map[string]interface{}) StubResources {
 // StubResources defines the complete behaviour of a StubGetResource func.
 type StubResources map[string]StubResource
 
-// Context returns a dependency.Context that never aborts, backed by resources.
-func (resources StubResources) Context() dependency.Getter {
-	return &Context{
+// Getter returns a dependency.Getter that never aborts, backed by resources.
+func (resources StubResources) Getter() dependency.Getter {
+	return &Getter{
 		resources: resources,
 	}
 }
 
-// StubContext returns a Context backed by abort and resources derived from raw.
-func StubContext(abort <-chan struct{}, raw map[string]interface{}) *Context {
-	return &Context{
-		abort:     abort,
+// StubGetter returns a Getter.
+func StubGetter(raw map[string]interface{}) *Getter {
+	return &Getter{
 		resources: NewStubResources(raw),
 	}
 }
 
-// Context implements dependency.Context for convenient testing of dependency.StartFuncs.
-type Context struct {
-	abort     <-chan struct{}
+// Getter implements dependency.Getter for convenient testing of
+// dependency.StartFuncs.
+type Getter struct {
 	resources StubResources
 }
 
-// Abort is part of the dependency.Context interface.
-func (ctx *Context) Abort() <-chan struct{} {
-	return ctx.abort
-}
-
-// Get is part of the dependency.Context interface.
-func (ctx *Context) Get(name string, outPtr interface{}) error {
-	resource, found := ctx.resources[name]
+// Get is part of the dependency.Getter interface.
+func (g *Getter) Get(name string, outPtr interface{}) error {
+	resource, found := g.resources[name]
 	if !found {
 		return errors.Errorf("unexpected resource name: %s", name)
 	} else if resource.Error != nil {