ref(pkg/releasetesting): ref environment tests

* take out interfaces since no longer needed

pkg/releasetesting/environment_test.go

@@ -93,7 +93,7 @@ type getFailingKubeClient struct {
 }
 
 func (p *getFailingKubeClient) Get(ns string, r io.Reader) (string, error) {
-	return "", errors.New("In the end, they did not find Nemo.")
+	return "", errors.New("Get failed")
 }
 
 func newDeleteFailingKubeClient() *deleteFailingKubeClient {

pkg/releasetesting/streamer.go

@@ -1,27 +0,0 @@
-/*
-Copyright 2017 The Kubernetes Authors All rights reserved.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package releasetesting
-
-// Streamer is an interface that supports streaming information
-type Streamer interface {
-	streamRunning(name string) error
-	streamError(info string) error
-	streamFailed(name, namespace string) error
-	streamSuccess(name string) error
-	streamUnknown(name, info string) error
-	streamMessage(msg string) error
-}

pkg/releasetesting/test_suite.go

@@ -64,7 +64,6 @@ func NewTestSuite(rel *release.Release) (*TestSuite, error) {
 // Run executes tests in a test suite and stores a result within the context of a given environment
 func (t *TestSuite) Run(env *Environment) error {
 	t.StartedAt = timeconv.Now()
-	streamer := EnvironmentStreamer{Env: env}
 
 	for _, testManifest := range t.TestManifests {
 		test, err := newTest(testManifest)