Support the --no-wait flag for cf continue-deployment [main] (#3123)

* Support the --no-wait flag for `cf continue-deployment`

* Update assertion on `cf continue-deployment` help text

Author: Michael Chinigo

command/v7/continue_deployment_command.go

@@ -9,7 +9,8 @@ type ContinueDeploymentCommand struct {
 	BaseCommand
 
 	RequiredArgs    flag.AppName `positional-args:"yes"`
-	usage           interface{}  `usage:"CF_NAME continue-deployment APP_NAME\n\nEXAMPLES:\n   cf continue-deployment my-app"`
+	NoWait          bool         `long:"no-wait" description:"Exit when the first instance of the web process is healthy"`
+	usage           interface{}  `usage:"CF_NAME continue-deployment APP_NAME [--no-wait]\n\nEXAMPLES:\n   cf continue-deployment my-app"`
 	relatedCommands interface{}  `related_commands:"app, push"`
 }
 
@@ -58,7 +59,7 @@ func (cmd *ContinueDeploymentCommand) Execute(args []string) error {
 		cmd.UI.DisplayText(instanceDetails)
 	}
 
-	warnings, err = cmd.Actor.PollStartForDeployment(application, deployment.GUID, false, handleInstanceDetails)
+	warnings, err = cmd.Actor.PollStartForDeployment(application, deployment.GUID, cmd.NoWait, handleInstanceDetails)
 	cmd.UI.DisplayNewline()
 	cmd.UI.DisplayWarnings(warnings)
 	if err != nil {

command/v7/continue_deployment_command_test.go

@@ -28,6 +28,7 @@ var _ = Describe("Continue deployment command", func() {
 		fakeActor       *v7fakes.FakeActor
 		binaryName      string
 		appName         string
+		noWait          bool
 		spaceGUID       string
 		executeErr      error
 	)
@@ -44,6 +45,7 @@ var _ = Describe("Continue deployment command", func() {
 
 		cmd = ContinueDeploymentCommand{
 			RequiredArgs: flag.AppName{AppName: appName},
+			NoWait:       noWait,
 			BaseCommand: BaseCommand{
 				UI:          testUI,
 				Config:      fakeConfig,
@@ -126,10 +128,13 @@ var _ = Describe("Continue deployment command", func() {
 
 		When("getting the app succeeds", func() {
 			var appGUID string
+			var returnedApplication resources.Application
+
 			BeforeEach(func() {
 				appGUID = "some-app-guid"
+				returnedApplication = resources.Application{Name: appName, GUID: appGUID}
 				fakeActor.GetApplicationByNameAndSpaceReturns(
-					resources.Application{Name: appName, GUID: appGUID},
+					returnedApplication,
 					v7action.Warnings{"get-app-warning"},
 					nil,
 				)
@@ -202,6 +207,32 @@ var _ = Describe("Continue deployment command", func() {
 						Expect(executeErr).ToNot(HaveOccurred())
 					})
 
+					When("the --no-wait flag is not provided", func() {
+						It("polls and waits", func() {
+							Expect(fakeActor.PollStartForDeploymentCallCount()).To(Equal(1))
+
+							invokedApplication, invokedGuid, invokedNoWait, _ := fakeActor.PollStartForDeploymentArgsForCall(0)
+							Expect(invokedApplication).To(Equal(returnedApplication))
+							Expect(invokedGuid).To(Equal(deploymentGUID))
+							Expect(invokedNoWait).To(Equal(false))
+						})
+					})
+
+					When("the --no-wait flag is provided", func() {
+						BeforeEach(func() {
+							cmd.NoWait = true
+						})
+
+						It("polls without waiting", func() {
+							Expect(fakeActor.PollStartForDeploymentCallCount()).To(Equal(1))
+
+							invokedApplication, invokedGuid, invokedNoWait, _ := fakeActor.PollStartForDeploymentArgsForCall(0)
+							Expect(invokedApplication).To(Equal(returnedApplication))
+							Expect(invokedGuid).To(Equal(deploymentGUID))
+							Expect(invokedNoWait).To(Equal(true))
+						})
+					})
+
 					When("polling the application fails", func() {
 						BeforeEach(func() {
 							fakeActor.PollStartForDeploymentReturns(

integration/v7/isolated/continue_deployment_test.go

@@ -28,13 +28,17 @@ var _ = Describe("Continue Deployment", func() {
 			Eventually(session).Should(Say(`\n`))
 
 			Eventually(session).Should(Say(`USAGE:`))
-			Eventually(session).Should(Say(`cf continue-deployment APP_NAME\n`))
+			Eventually(session).Should(Say(`cf continue-deployment APP_NAME \[--no-wait\]\n`))
 			Eventually(session).Should(Say(`\n`))
 
 			Eventually(session).Should(Say(`EXAMPLES:`))
 			Eventually(session).Should(Say(`cf continue-deployment my-app\n`))
 			Eventually(session).Should(Say(`\n`))
 
+			Eventually(session).Should(Say(`OPTIONS:`))
+			Eventually(session).Should(Say(`--no-wait\s+Exit when the first instance of the web process is healthy`))
+			Eventually(session).Should(Say(`\n`))
+
 			Eventually(session).Should(Say(`SEE ALSO:`))
 			Eventually(session).Should(Say(`app, push`))