TestMu Conference is Back! Future of Testing + AI LambdaTest G2 Announcement

How to use ExitOnError method of ui Package

Best Testkube code snippet using ui.ExitOnError

install.go

Source:install.go

...56	Will install kusk-gateway, but not the dashboard, api, or envoy-fleet.57	`,58	Run: func(cmd *cobra.Command, args []string) {59		helmPath, err := exec.LookPath("helm")60		ui.ExitOnError("looking for helm", err)61		ui.Info("adding the kubeshop helm repository")62		err = addKubeshopHelmRepo(helmPath)63		ui.ExitOnError("adding kubeshop repo", err)64		ui.Info(ui.Green("done"))65		ui.Info("fetching the latest charts")66		err = updateHelmRepos(helmPath)67		ui.ExitOnError("updating helm repositories", err)68		ui.Info(ui.Green("done"))69		releases, err := listReleases(helmPath, releaseName, releaseNamespace)70		ui.ExitOnError("listing existing releases", err)71		if _, kuskGatewayInstalled := releases[releaseName]; !kuskGatewayInstalled {72			ui.Info("installing Kusk Gateway")73			err = installKuskGateway(helmPath, releaseName, releaseNamespace)74			ui.ExitOnError("Installing kusk gateway", err)75			ui.Info(ui.Green("done"))76		} else {77			ui.Info("kusk gateway already installed, skipping. To upgrade to a new version run kusk upgrade")78		}79		envoyFleetName := fmt.Sprintf("%s-envoy-fleet", releaseName)80		if _, publicEnvoyFleetInstalled := releases[envoyFleetName]; !publicEnvoyFleetInstalled {81			if !noEnvoyFleet {82				ui.Info("installing Envoy Fleet")83				err = installPublicEnvoyFleet(helmPath, envoyFleetName, releaseNamespace)84				ui.ExitOnError("Installing envoy fleet", err)85				ui.Info(ui.Green("done"))86			} else {87				ui.Info(ui.LightYellow("--no-envoy-fleet set - skipping envoy fleet installation"))88			}89		} else {90			ui.Info("envoy fleet already installed, skipping. To upgrade to a new version run kusk upgrade")91		}92		if noApi {93			ui.Info(ui.LightYellow("--no-api set - skipping api installation"))94			return95		}96		if !noEnvoyFleet {97			envoyFleetName = fmt.Sprintf("%s-private-envoy-fleet", releaseName)98			if _, privateEnvoyFleetInstalled := releases[envoyFleetName]; !privateEnvoyFleetInstalled {99				err = installPrivateEnvoyFleet(helmPath, envoyFleetName, releaseNamespace)100				ui.ExitOnError("Installing envoy fleet", err)101			} else {102				ui.Info("private envoy fleet already installed, skipping. To upgrade to a new version run kusk upgrade")103			}104		}105		apiReleaseName := fmt.Sprintf("%s-api", releaseName)106		if _, apiInstalled := releases[apiReleaseName]; !apiInstalled {107			ui.Info("installing Kusk API")108			err = installApi(helmPath, apiReleaseName, releaseNamespace, envoyFleetName)109			ui.ExitOnError("Installing api", err)110			ui.Info(ui.Green("done"))111		} else {112			ui.Info("api already installed, skipping. To upgrade to a new version run kusk upgrade")113		}114		if noDashboard {115			ui.Info(ui.LightYellow("--no-dashboard set - skipping dashboard installation"))116			printPortForwardInstructions("api", releaseNamespace, envoyFleetName)117			return118		}119		dashboardReleaseName := fmt.Sprintf("%s-dashboard", releaseName)120		if _, ok := releases[dashboardReleaseName]; !ok {121			ui.Info("installing Kusk Dashboard")122			err = installDashboard(helmPath, dashboardReleaseName, releaseNamespace, envoyFleetName)123			ui.ExitOnError("Installing dashboard", err)124			ui.Info(ui.Green("done"))125		} else {126			ui.Info("dashboard already installed, skipping. To upgrade to a new version run kusk upgrade")127		}128		printPortForwardInstructions("dashboard", releaseNamespace, envoyFleetName)129	},130}131func printPortForwardInstructions(service, releaseNamespace, envoyFleetName string) {132	ui.Info(ui.Green("To access the " + service + ", port forward to the envoy-fleet service that exposes it"))133	ui.Info(ui.LightBlue(fmt.Sprintf("\t$ kubectl port-forward -n %s svc/%s 8080:80", releaseNamespace, envoyFleetName)))134	endpoint := "http://localhost:8080/"135	if service == "api" {136		endpoint += "api"137	}...

inspect.go

Source:inspect.go

...57			// Interactive is exclusive58			if options.Shell != "" {59				ui.NL()60				err := common.OpenShell(testName, options.Shell, args[1:]...)61				ui.ExitOnError("Opening Shell", err)62				return63			}64			// Always-on functions65			if options.Overview || options.All {66				test, err := client.GetScenario(cmd.Context(), testName)67				ui.ExitOnError("Getting Test Information", err)68				if test != nil {69					ui.NL()70					err = common.RenderList(test, os.Stdout)71					ui.ExitOnError("== Scenario Overview ==", err)72					ui.NL()73					err = common.RenderList(&test.Status, os.Stdout)74					ui.ExitOnError("== Scenario Status ==", err)75				}76				ui.Success("== Scenario Information ==")77				{ // Action Information78					ui.NL()79					err = common.GetFrisbeeResources(testName, false)80					env.Settings.Hint("For more Frisbee Resource information use:",81						"kubectl describe <kind>.frisbee.dev [names...] -n", testName)82					ui.ExitOnError("== Scenario Actions ==", err)83				}84				{ // Virtual Objects85					ui.NL()86					vObjList, err := client.ListVirtualObjects(cmd.Context(), testName)87					ui.ExitOnError("Getting list of virtual objects", err)88					err = common.RenderList(&vObjList, os.Stdout)89					ui.ExitOnError("Rendering virtual object list", err)90				}91				ui.Success("== Action Information ==")92				{ // Visualization Tools93					ui.NL()94					err = common.Dashboards(testName)95					ui.ExitOnError("== Visualization Tools ==", err)96					ui.Success("== Visualization Tools ==")97				}98			}99			if options.ExternalResources || options.All {100				ui.NL()101				err := common.GetChaosResources(testName)102				env.Settings.Hint("For more Chaos Resource information use:",103					"kubectl describe <kind>.chaos-mesh.org [names...] -n", testName)104				ui.ExitOnError("== Active Chaos Resources ==", err)105				ui.Success("== Chaos Resources ==")106				ui.NL()107				err = common.GetK8sResources(testName)108				env.Settings.Hint("For more K8s Resource information use:",109					"kubectl describe <kind> [names...] -n", testName)110				ui.ExitOnError("== Active K8s Resources ==", err)111				ui.Success("== Kubernetes Resources ==")112			}113			if options.Charts || options.All {114				ui.NL()115				err := common.GetTemplateResources(testName)116				env.Settings.Hint("For more Template info use:",117					"kubectl describe templates -n", testName, "[template...]")118				ui.ExitOnError("== Frisbee Templates ==", err)119				ui.Success("== Scenario Templates ==")120				/*121					ui.NL()122					err = common.ListHelm(cmd, testName)123					ui.ExitOnError("== Helm Charts ==", err)124					ui.Success("For more Helm info use:", "helm list -a -n", testName)125				*/126			}127			if options.Events || options.All {128				ui.NL()129				err := common.GetK8sEvents(testName)130				env.Settings.Hint("For more events use:", "kubectl get events -n", testName)131				ui.ExitOnError("== Events ==", err)132				ui.Success("== Scenario Events ==")133			}134			if options.Logs != nil || options.All {135				ui.NL()136				err := common.GetPodLogs(testName, false, options.Loglines, options.Logs...)137				env.Settings.Hint("For more logs use:", "kubectl logs -n", testName, "<podnames>")138				ui.ExitOnError("== Logs From Pods ==", err)139				ui.Success("== Scenario Logs ==")140			}141		},142	}143	PopulateInspectFlags(cmd, &options)144	return cmd145}...

upgrade.go

Source:upgrade.go

...38	$ kusk upgrade --install39	Will upgrade kusk-gateway, the dashboard, api, and envoy-fleets and install them if they are not installed`,40	Run: func(cmd *cobra.Command, args []string) {41		helmPath, err := exec.LookPath("helm")42		ui.ExitOnError("looking for helm", err)43		ui.Info("adding the kubeshop helm repository")44		err = addKubeshopHelmRepo(helmPath)45		ui.ExitOnError("adding kubeshop repo", err)46		ui.Info(ui.Green("done"))47		ui.Info("fetching the latest charts")48		err = updateHelmRepos(helmPath)49		ui.ExitOnError("updating helm repositories", err)50		ui.Info(ui.Green("done"))51		releases, err := listReleases(helmPath, releaseName, releaseNamespace)52		ui.ExitOnError("listing existing releases", err)53		if _, kuskGatewayInstalled := releases[releaseName]; kuskGatewayInstalled || installOnUpgrade {54			ui.Info("upgrading Kusk Gateway")55			err = installKuskGateway(helmPath, releaseName, releaseNamespace)56			ui.ExitOnError("upgrading kusk gateway", err)57			ui.Info(ui.Green("done"))58		} else {59			ui.Info("kusk gateway not installed and --install not specified, skipping")60		}61		envoyFleetName := fmt.Sprintf("%s-envoy-fleet", releaseName)62		if _, publicEnvoyFleetInstalled := releases[envoyFleetName]; publicEnvoyFleetInstalled || installOnUpgrade {63			if !noEnvoyFleet {64				ui.Info("upgrading Envoy Fleet")65				err = installPublicEnvoyFleet(helmPath, envoyFleetName, releaseNamespace)66				ui.ExitOnError("upgrading envoy fleet", err)67				ui.Info(ui.Green("done"))68			} else {69				ui.Info(ui.LightYellow("--no-envoy-fleet set - skipping envoy fleet installation"))70			}71		} else {72			ui.Info("envoy fleet not installed and --install not specified, skipping")73		}74		envoyFleetName = fmt.Sprintf("%s-private-envoy-fleet", releaseName)75		if _, privateEnvoyFleetInstalled := releases[envoyFleetName]; privateEnvoyFleetInstalled || installOnUpgrade {76			err = installPrivateEnvoyFleet(helmPath, envoyFleetName, releaseNamespace)77			ui.ExitOnError("upgrading envoy fleet", err)78		} else {79			ui.Info("private envoy fleet not installed and --install not specified, skipping")80		}81		apiReleaseName := fmt.Sprintf("%s-api", releaseName)82		if _, apiInstalled := releases[apiReleaseName]; apiInstalled || installOnUpgrade {83			ui.Info("upgrading Kusk API")84			err = installApi(helmPath, apiReleaseName, releaseNamespace, envoyFleetName)85			ui.ExitOnError("upgrading api", err)86			ui.Info(ui.Green("done"))87		} else {88			ui.Info("api not installed and --install not specified, skipping")89		}90		dashboardReleaseName := fmt.Sprintf("%s-dashboard", releaseName)91		if _, dashboardInstalled := releases[dashboardReleaseName]; dashboardInstalled || installOnUpgrade {92			ui.Info("upgrading Kusk Dashboard")93			err = installDashboard(helmPath, dashboardReleaseName, releaseNamespace, envoyFleetName)94			ui.ExitOnError("upgrading dashboard", err)95			ui.Info(ui.Green("done"))96		} else {97			ui.Info("dashboard not installed and --install not specified, skipping")98		}99		ui.Info(ui.Green("upgrade complete"))100	},101}102func init() {103	rootCmd.AddCommand(upgradeCmd)104	upgradeCmd.Flags().StringVar(&releaseName, "name", "kusk-gateway", "installation name")105	upgradeCmd.Flags().StringVar(&releaseNamespace, "namespace", "kusk-system", "namespace to upgrade in")106	upgradeCmd.Flags().BoolVar(&installOnUpgrade, "install", false, "install components if not installed")107}...

ExitOnError

Using AI Code Generation

1import (2func main() {3	err := termui.Init()4	if err != nil {5		panic(err)6	}7	defer termui.Close()8	termui.Handle("/sys/kbd/q", func(termui.Event) {9		termui.StopLoop()10	})11	termui.Loop()12}13import (14func main() {15	err := termui.Init()16	if err != nil {17		panic(err)18	}19	defer termui.Close()20	termui.Handle("/sys/kbd/q", func(termui.Event) {21		termui.StopLoop()22	})23	termui.Loop()24}25import (26func main() {27	err := termui.Init()28	if err != nil {29		panic(err)30	}31	defer termui.Close()32	termui.Handle("/sys/kbd/q", func(termui.Event) {33		termui.StopLoop()34	})35	termui.Loop()36}37import (38func main() {39	err := termui.Init()40	if err != nil {41		panic(err)42	}43	defer termui.Close()44	termui.Handle("/sys/kbd/q", func(termui.Event) {45		termui.StopLoop()46	})47	termui.Loop()48}49import (50func main() {51	err := termui.Init()52	if err != nil {53		panic(err)54	}55	defer termui.Close()56	termui.Handle("/sys/kbd/q", func(termui.Event) {57		termui.StopLoop()58	})59	termui.Loop()60}61import (62func main() {

ExitOnError

Using AI Code Generation

1import (2func main() {3	err := termui.Init()4	if err != nil {5		panic(err)6	}7	defer termui.Close()8	par := termui.NewPar("Hello world")9	termui.Render(par)10}11import (12func main() {13	err := termui.Init()14	if err != nil {15		panic(err)16	}17	defer termui.Close()18	par := termui.NewPar("Hello world")19	termui.Render(par)20}21import (22func main() {23	err := termui.Init()24	if err != nil {25		panic(err)26	}27	defer termui.Close()28	par := termui.NewPar("Hello world")29	termui.Render(par)30}31import (32func main() {33	err := termui.Init()34	if err != nil {35		panic(err)36	}37	defer termui.Close()38	par := termui.NewPar("Hello world")

ExitOnError

Using AI Code Generation

1import (2func main() {3err := termui.Init()4if err != nil {5panic(err)6}7defer termui.Close()8termui.UseTheme("helloworld")9par := termui.NewPar("Hello, world!")10termui.Render(par)11termui.Handle("/sys/kbd/q", func(termui.Event) {12termui.StopLoop()13})14termui.Loop()15}16import (17func main() {18err := termui.Init()19if err != nil {20panic(err)21}22defer termui.Close()23termui.UseTheme("helloworld")24par := termui.NewPar("Hello, world!")25termui.Render(par)26termui.Handle("/sys/kbd/q", func(termui.Event) {27termui.StopLoop()28})29termui.Loop()30}31import (32func main() {33err := termui.Init()34if err != nil {35panic(err)36}37defer termui.Close()38termui.UseTheme("helloworld")39par := termui.NewPar("Hello, world!")40termui.Render(par)41termui.Handle("/sys/kbd/q", func(termui.Event) {42termui.StopLoop()43})44termui.Loop()45}46import (47func main() {48err := termui.Init()49if err != nil {50panic(err)51}52defer termui.Close()

ExitOnError

Using AI Code Generation

1import (2func main() {3	err := ui.Init()4	if err != nil {5		panic(err)6	}7	defer ui.Close()8	p := ui.NewPar("Hello world!")9	ui.Render(p)10	ui.Handle("/sys/kbd/q", func(ui.Event) {11		ui.StopLoop()12	})13	ui.Handle("/sys/wnd/resize", func(ui.Event) {14		ui.Body.Width = ui.TermWidth()15		ui.Body.Align()16		ui.Clear()17		ui.Render(ui.Body)18	})19	ui.Loop()20}

ExitOnError

Using AI Code Generation

1import (2type UI struct {3}4func (ui UI) ExitOnError(err error) {5    if err != nil {6        fmt.Println(err)7        os.Exit(1)8    }9}10func main() {11    ui := UI{}12    ui.ExitOnError(fmt.Errorf("Something bad happened!"))13}14import (15type UI struct {16}17func (ui UI) ExitOnError(err error) {18    if err != nil {19        fmt.Println(err)20        os.Exit(1)21    }22}23func main() {24    ui := UI{}25    ui.ExitOnError(fmt.Errorf("Something bad happened!"))26}27import (28type UI struct {29}30func (ui UI) ExitOnError(err error) {31    if err != nil {32        fmt.Println(err)33        os.Exit(1)34    }35}36func main() {37    ui := UI{}38    ui.ExitOnError(fmt.Errorf("Something bad happened!"))39}40import (41type UI struct {42}43func (ui UI) ExitOnError(err error) {44    if err != nil {45        fmt.Println(err)46        os.Exit(1)47    }48}49func main() {50    ui := UI{}51    ui.ExitOnError(fmt.Errorf("Something bad happened!"))52}53import (54type UI struct {55}56func (ui UI) ExitOnError(err error) {57    if err != nil {58        fmt.Println(err)59        os.Exit(1)60    }61}62func main() {63    ui := UI{}64    ui.ExitOnError(fmt.Errorf("Something bad happened!"))65}66import (67type UI struct {68}69func (ui UI) ExitOnError(err error) {70    if err != nil {

ExitOnError

Using AI Code Generation

1import "fmt"2func main() {3    fmt.Println("Hello, playground")4    ui := &UI{}5    ui.ExitOnError()6}7import "fmt"8type UI struct {9}10func (ui *UI) ExitOnError() {11    fmt.Println("Hello, playground")12}13func main() {14    fmt.Println("Hello, playground")15    ui := &UI{}16    ui.ExitOnError()17}

ExitOnError

Using AI Code Generation

1import (2func main() {3	ui.ExitOnError()4}5panic(0x4a9a40, 0xc0820040a0)6main.main()7The problem here is that the ui package is not imported properly. The ui package is not available in the standard library, so you have to import it from the GOPATH. You can do that by importing the ui package using the following command:8import "github.com/IBM-Bluemix/ui"9panic(0x4a9a40, 0xc0820040a0)10main.main()11You can import the ui package using the following command:12import "github.com/IBM-Bluemix/ui"13panic(0x4a9a40, 0xc0820040a0)

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.