Add basic ReleaseTesting unit test

Signed-off-by: Simon Alling <alling.simon@gmail.com>

pkg/action/release_testing_test.go

@@ -0,0 +1,79 @@
+/*
+Copyright The Helm Authors.
+
+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 action
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+
+	"helm.sh/helm/v3/pkg/release"
+)
+
+func releaseTestingAction(t *testing.T) *ReleaseTesting {
+	config := actionConfigFixture(t)
+	testAction := NewReleaseTesting(config)
+	return testAction
+}
+
+func TestReleaseTesting(t *testing.T) {
+	is := assert.New(t)
+
+	testAction := releaseTestingAction(t)
+
+	rel := releaseStub()
+	testAction.cfg.Releases.Create(rel)
+	expectedConfigMapHook := release.Hook{
+		Name: "test-cm",
+		Kind: "ConfigMap",
+		Path: "test-cm",
+		LastRun: release.HookExecution{
+			Phase: "",
+			Log:   (*release.HookLog)(nil),
+		},
+	}
+	expectedPodHook := release.Hook{
+		Name: "finding-nemo",
+		Kind: "Pod",
+		Path: "finding-nemo",
+		LastRun: release.HookExecution{
+			Phase: "Succeeded",
+			Log:   pointerTo(release.HookLog("example test pod log output")),
+		},
+	}
+	res, err := testAction.Run(rel.Name)
+	is.NoError(err)
+	is.Equal("angry-panda", res.Name)
+	is.Len(res.Hooks, 2, "The action seems to have changed the number of hooks on the release.")
+	checkHook(t, expectedConfigMapHook, res.Hooks[0])
+	checkHook(t, expectedPodHook, res.Hooks[1])
+}
+
+func checkHook(t *testing.T, expected release.Hook, actual *release.Hook) {
+	t.Helper()
+	is := assert.New(t)
+	is.Equal(expected.Name, actual.Name)
+	is.Equal(expected.Kind, actual.Kind)
+	is.Equal(expected.Path, actual.Path)
+	is.Equal(expected.LastRun.Phase, actual.LastRun.Phase)
+	is.Equal(expected.LastRun.Log, actual.LastRun.Log)
+	// Cannot expect start and completion times because they cannot be predicted.
+}
+
+func pointerTo(x release.HookLog) *release.HookLog {
+	return &x
+}