github.com/randomtask1155/cli@v6.41.1-0.20181227003417-a98eed78cbde+incompatible/integration/v7/isolated/app_command_test.go

package isolated

import (
	"fmt"
	"io/ioutil"
	"path/filepath"

	"code.cloudfoundry.org/cli/api/cloudcontroller/ccversion"
	"code.cloudfoundry.org/cli/integration/helpers"
	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"
	. "github.com/onsi/gomega/gbytes"
	. "github.com/onsi/gomega/gexec"
)

var _ = Describe("app command", func() {
	var (
		orgName   string
		spaceName string
		appName   string
	)

	BeforeEach(func() {
		orgName = helpers.NewOrgName()
		spaceName = helpers.NewSpaceName()
		appName = helpers.PrefixedRandomName("app")
	})

	Describe("help", func() {
		When("--help flag is set", func() {
			It("Displays command usage to output", func() {
				session := helpers.CF("app", "--help")
				Eventually(session).Should(Say("NAME:"))
				Eventually(session).Should(Say("app - Display health and status for an app"))
				Eventually(session).Should(Say("USAGE:"))
				Eventually(session).Should(Say("cf app APP_NAME"))
				Eventually(session).Should(Say("OPTIONS:"))
				Eventually(session).Should(Say("--guid      Retrieve and display the given app's guid.  All other health and status output for the app is suppressed."))
				Eventually(session).Should(Say("SEE ALSO:"))
				Eventually(session).Should(Say("apps, events, logs, map-route, push, unmap-route"))
				Eventually(session).Should(Exit(0))
			})
		})
	})

	When("the environment is not setup correctly", func() {
		It("fails with the appropriate errors", func() {
			helpers.CheckEnvironmentTargetedCorrectly(true, true, ReadOnlyOrg, "app", appName)
		})
	})

	When("the environment is set up correctly", func() {
		BeforeEach(func() {
			helpers.SetupCF(orgName, spaceName)
		})

		AfterEach(func() {
			helpers.QuickDeleteOrg(orgName)
		})

		Describe("version dependent display", func() {
			When("CC API >= 3.27.0", func() {
				BeforeEach(func() {
					helpers.SkipIfVersionLessThan(ccversion.MinVersionApplicationFlowV3)
				})

				When("the app is created but not pushed", func() {
					BeforeEach(func() {
						Eventually(helpers.CF("v3-create-app", appName)).Should(Exit(0))
					})

					It("displays blank fields for unpopulated fields", func() {
						session := helpers.CF("app", appName)
						Eventually(session).Should(Say(`name:\s+%s`, appName))
						Eventually(session).Should(Say(`requested state:\s+stopped`))
						Eventually(session).Should(Say(`routes:\s+\n`))
						Eventually(session).Should(Say(`last uploaded:\s+\n`))
						Eventually(session).Should(Say(`stack:\s+\n`))
						Eventually(session).Should(Say(`buildpacks:\s+\n`))
						Eventually(session).Should(Exit(0))
					})
				})

				When("the app is a buildpack app", func() {
					var domainName string

					BeforeEach(func() {
						domainName = helpers.DefaultSharedDomain()
					})

					When("the app is started and has 2 instances", func() {
						BeforeEach(func() {
							helpers.WithHelloWorldApp(func(appDir string) {
								manifestContents := []byte(fmt.Sprintf(`
---
applications:
- name: %s
  memory: 128M
  instances: 2
  disk_quota: 128M
  routes:
  - route: %s.%s
`, appName, appName, domainName))
								manifestPath := filepath.Join(appDir, "manifest.yml")
								err := ioutil.WriteFile(manifestPath, manifestContents, 0666)
								Expect(err).ToNot(HaveOccurred())

								// Create manifest
								Eventually(helpers.CF("push", appName, "-p", appDir, "-f", manifestPath, "-b", "staticfile_buildpack")).Should(Exit(0))
							})
						})

						// TODO: use multiprocess
						It("uses the multiprocess display", func() {
							userName, _ := helpers.GetCredentials()

							session := helpers.CF("app", appName)

							Eventually(session).Should(Say(`Showing health and status for app %s in org %s / space %s as %s\.\.\.`, appName, orgName, spaceName, userName))

							Eventually(session).ShouldNot(Say("This command is in EXPERIMENTAL stage and may change without notice"))
							Eventually(session).Should(Say(`name:\s+%s`, appName))
							Eventually(session).Should(Say(`requested state:\s+started`))
							Eventually(session).Should(Say(`routes:\s+%s\.%s`, appName, domainName))
							Eventually(session).Should(Say(`last uploaded:\s+\w{3} \d{1,2} \w{3} \d{2}:\d{2}:\d{2} \w{3} \d{4}`))
							Eventually(session).Should(Say(`stack:\s+cflinuxfs2`))
							Eventually(session).Should(Say(`buildpacks:\s+staticfile`))
							Eventually(session).Should(Say(`type:\s+web`))
							Eventually(session).Should(Say(`instances:\s+\d/2`))
							Eventually(session).Should(Say(`memory usage:\s+128M`))
							Eventually(session).Should(Say(`\s+state\s+since\s+cpu\s+memory\s+disk\s+details`))
							Eventually(session).Should(Say(`#0\s+(starting|running)\s+\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2}Z`))

							Eventually(session).Should(Exit(0))
						})
					})
				})

				When("the app is stopped", func() {
					BeforeEach(func() {
						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "staticfile_buildpack", "--no-start")).Should(Exit(0))
						})
					})

					It("displays that there are no running instances of the app", func() {
						session := helpers.CF("app", appName)

						userName, _ := helpers.GetCredentials()
						Eventually(session).Should(Say(`Showing health and status for app %s in org %s / space %s as %s\.\.\.`, appName, orgName, spaceName, userName))
						Eventually(session).Should(Say(`name:\s+%s`, appName))
						Eventually(session).Should(Say(`requested state:\s+stopped`))
						Eventually(session).Should(Say(`type:\s+web`))
						Eventually(session).Should(Say("#0\\s+down\\s+\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}Z"))
						Eventually(session).Should(Exit(0))
					})
				})

				When("all instances of the app are down", func() {
					BeforeEach(func() {
						infiniteMemQuota := helpers.QuotaName()
						Eventually(helpers.CF("create-quota", infiniteMemQuota, "-i", "-1", "-r", "-1", "-m", "2000G")).Should(Exit(0))
						Eventually(helpers.CF("set-quota", orgName, infiniteMemQuota)).Should(Exit(0))
						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir)).Should(Exit(0))
						})
						Eventually(helpers.CFWithEnv(map[string]string{"CF_STAGING_TIMEOUT": "0.1", "CF_STARTUP_TIMEOUT": "0.1"}, "scale", appName, "-m", "1000G", "-f")).Should(Exit(1))
					})

					It("displays the down app instances", func() {
						session := helpers.CF("app", appName)
						userName, _ := helpers.GetCredentials()
						Eventually(session).Should(Say(`Showing health and status for app %s in org %s / space %s as %s\.\.\.`, appName, orgName, spaceName, userName))
						Eventually(session).Should(Say("name:\\s+%s", appName))
						Eventually(session).Should(Say("requested state:\\s+started"))
						Eventually(session).Should(Say("type:\\s+web"))
						Eventually(session).Should(Say("#0\\s+down\\s+\\d{4}-\\d{2}-\\d{2}T\\d{2}:\\d{2}:\\d{2}Z"))
						Eventually(session).Should(Exit(0))
					})
				})

				When("the app has 0 instances", func() {
					BeforeEach(func() {
						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "staticfile_buildpack", "-i", "0")).Should(Exit(0))
						})
					})

					It("displays the app information", func() {
						session := helpers.CF("app", appName)
						userName, _ := helpers.GetCredentials()

						Eventually(session).Should(Say(`Showing health and status for app %s in org %s / space %s as %s\.\.\.`, appName, orgName, spaceName, userName))
						Eventually(session).Should(Say(`name:\s+%s`, appName))
						Eventually(session).Should(Say(`requested state:\s+started`))
						Eventually(session).Should(Say(`type:\s+web`))
						Eventually(session).Should(Say("There are no running instances of this process"))
						Eventually(session).Should(Exit(0))
					})
				})

				When("the --guid flag is given", func() {
					var appGUID string

					BeforeEach(func() {
						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "staticfile_buildpack", "--no-start")).Should(Exit(0))
						})

						var AppInfo struct {
							Resources []struct {
								GUID string `json:"guid"`
							} `json:"resources"`
						}

						helpers.Curl(&AppInfo, "/v3/apps?names=%s", appName)
						appGUID = AppInfo.Resources[0].GUID
					})

					It("displays the app guid", func() {
						session := helpers.CF("app", "--guid", appName)
						Eventually(session).Should(Say(appGUID))
						Eventually(session).Should(Exit(0))
					})
				})

				When("the app uses multiple buildpacks", func() {
					BeforeEach(func() {
						helpers.WithMultiBuildpackApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "ruby_buildpack", "-b", "go_buildpack")).Should(Exit(0))
						})
					})

					It("displays the app buildpacks", func() {
						session := helpers.CF("app", appName)
						Eventually(session).Should(Say(`buildpacks:\s+ruby_buildpack,\s+go`))
						Eventually(session).Should(Exit(0))
					})
				})
			})

			When("CC API < 3.27.0", func() {
				BeforeEach(func() {
					helpers.SkipIfVersionAtLeast(ccversion.MinVersionApplicationFlowV3)
				})

				When("the app is a buildpack app", func() {
					var domainName string

					BeforeEach(func() {
						domainName = helpers.DefaultSharedDomain()
					})

					When("the app is started and has 2 instances", func() {
						BeforeEach(func() {
							helpers.WithHelloWorldApp(func(appDir string) {
								manifestContents := []byte(fmt.Sprintf(`
---
applications:
- name: %s
  memory: 128M
  instances: 2
  disk_quota: 128M
  routes:
  - route: %s.%s
`, appName, appName, domainName))
								manifestPath := filepath.Join(appDir, "manifest.yml")
								err := ioutil.WriteFile(manifestPath, manifestContents, 0666)
								Expect(err).ToNot(HaveOccurred())

								// Create manifest
								Eventually(helpers.CF("push", appName, "-p", appDir, "-f", manifestPath, "-b", "staticfile_buildpack")).Should(Exit(0))
							})
						})

						It("runs the v6 command", func() {
							session := helpers.CF("app", appName)
							Eventually(session).Should(Say(`name:\s+%s`, appName))
							Eventually(session).Should(Say(`requested state:\s+started`))
							Eventually(session).Should(Say(`instances:\s+2/2`))
							Eventually(session).Should(Say(`usage:\s+128M x 2 instances`))
							Eventually(session).Should(Say(`routes:\s+[\w\d-]+\.%s`, domainName))
							Eventually(session).Should(Say(`last uploaded:\s+\w{3} [0-3]\d \w{3} [0-2]\d:[0-5]\d:[0-5]\d \w+ \d{4}`))
							Eventually(session).Should(Say(`stack:\s+cflinuxfs2`))
							Eventually(session).Should(Say(`buildpack:\s+staticfile_buildpack`))
							Eventually(session).Should(Say(""))
							Eventually(session).Should(Say(`state\s+since\s+cpu\s+memory\s+disk\s+details`))
							Eventually(session).Should(Say(`#0\s+(running|starting)\s+\d{4}-[01]\d-[0-3]\dT[0-2][0-9]:[0-5]\d:[0-5]\dZ\s+\d+\.\d+%.*of 128M.*of 128M`))
							Eventually(session).Should(Say(`#1\s+(running|starting)\s+\d{4}-[01]\d-[0-3]\dT[0-2][0-9]:[0-5]\d:[0-5]\dZ\s+\d+\.\d+%.*of 128M.*of 128M`))
							Eventually(session).Should(Exit(0))
						})
					})
				})

				When("the app is stopped", func() {
					BeforeEach(func() {
						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "staticfile_buildpack", "--no-start")).Should(Exit(0))
						})
					})

					It("displays that there are no running instances of the app", func() {
						session := helpers.CF("app", appName)

						userName, _ := helpers.GetCredentials()
						Eventually(session).Should(Say(`Showing health and status for app %s in org %s / space %s as %s\.\.\.`, appName, orgName, spaceName, userName))
						Eventually(session).Should(Say(`name:\s+%s`, appName))
						Eventually(session).Should(Say(`requested state:\s+stopped`))
						Eventually(session).Should(Say(`usage:\s+\d+M x 1 instances`))
						Eventually(session).Should(Say("There are no running instances of this app."))
						Eventually(session).Should(Exit(0))
					})
				})

				When("the app has 0 instances", func() {
					BeforeEach(func() {
						helpers.SkipIfVersionLessThan(ccversion.MinVersionZeroAppInstancesV2)
						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "staticfile_buildpack", "-i", "0")).Should(Exit(0))
						})
					})

					It("displays the app information", func() {
						session := helpers.CF("app", appName)
						userName, _ := helpers.GetCredentials()

						Eventually(session).Should(Say(`Showing health and status for app %s in org %s / space %s as %s\.\.\.`, appName, orgName, spaceName, userName))
						Eventually(session).Should(Say(`name:\s+%s`, appName))
						Eventually(session).Should(Say(`requested state:\s+started`))
						Eventually(session).Should(Say(`usage:\s+\d+M x 0 instances`))
						Eventually(session).Should(Say("There are no running instances of this app."))
						Eventually(session).Should(Exit(0))
					})
				})

				When("the --guid flag is given", func() {
					var appGUID string

					BeforeEach(func() {
						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "staticfile_buildpack", "--no-start")).Should(Exit(0))
						})

						var AppInfo struct {
							Resources []struct {
								Metadata struct {
									GUID string `json:"guid"`
								} `json:"metadata"`
							} `json:"resources"`
						}
						helpers.Curl(&AppInfo, "/v2/apps?q=name:%s", appName)
						appGUID = AppInfo.Resources[0].Metadata.GUID
					})

					It("displays the app guid", func() {
						session := helpers.CF("app", "--guid", appName)
						Eventually(session).Should(Say(appGUID))
						Eventually(session).Should(Exit(0))
					})
				})
			})
		})

		Describe("version independent display", func() {
			When("the app name is not provided", func() {
				It("tells the user that the app name is required, prints help text, and exits 1", func() {
					session := helpers.CF("app")

					Eventually(session.Err).Should(Say("Incorrect Usage: the required argument `APP_NAME` was not provided"))
					Eventually(session).Should(Say("NAME:"))
					Eventually(session).Should(Exit(1))
				})
			})

			When("the app does not exist", func() {
				When("no flags are given", func() {
					It("tells the user that the app is not found and exits 1", func() {
						session := helpers.CF("app", appName)

						Eventually(session).Should(Say("FAILED"))
						Eventually(session.Err).Should(Say("App %s not found", appName))
						Eventually(session).Should(Exit(1))
					})
				})

				When("the --guid flag is given", func() {
					It("tells the user that the app is not found and exits 1", func() {
						session := helpers.CF("app", "--guid", appName)

						Eventually(session).Should(Say("FAILED"))
						Eventually(session.Err).Should(Say("App %s not found", appName))
						Eventually(session).Should(Exit(1))
					})
				})
			})

			When("the app exists", func() {
				When("isolation segments are available", func() {
					BeforeEach(func() {
						helpers.SkipIfVersionLessThan(ccversion.MinVersionIsolationSegmentV3)

						Eventually(helpers.CF("create-isolation-segment", RealIsolationSegment)).Should(Exit(0))
						Eventually(helpers.CF("enable-org-isolation", orgName, RealIsolationSegment)).Should(Exit(0))
						Eventually(helpers.CF("set-space-isolation-segment", spaceName, RealIsolationSegment)).Should(Exit(0))

						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "staticfile_buildpack")).Should(Exit(0))
						})
					})

					It("displays the app isolation segment information", func() {
						session := helpers.CF("app", appName)

						Eventually(session).Should(Say(`isolation segment:\s+%s`, RealIsolationSegment))
						Eventually(session).Should(Exit(0))
					})
				})

				When("isolation segment is not set for the application", func() {
					BeforeEach(func() {
						helpers.WithHelloWorldApp(func(appDir string) {
							Eventually(helpers.CF("push", appName, "-p", appDir, "-b", "staticfile_buildpack")).Should(Exit(0))
						})
					})

					It("displays the app isolation segment information", func() {
						session := helpers.CF("app", appName)

						Consistently(session).ShouldNot(Say("isolation segment:"))
						Eventually(session).Should(Exit(0))
					})
				})

				When("the app is a Docker app", func() {
					BeforeEach(func() {
						Eventually(helpers.CF("push", appName, "-o", DockerImage)).Should(Exit())
					})

					It("displays the docker image", func() {
						session := helpers.CF("app", appName)
						Eventually(session).Should(Say(`name:\s+%s`, appName))
						Eventually(session).Should(Say(`docker image:\s+%s`, DockerImage))
						Eventually(session).Should(Exit(0))
					})

					It("does not display buildpack", func() {
						session := helpers.CF("app", appName)
						Consistently(session).ShouldNot(Say("buildpacks?:"))
						Eventually(session).Should(Exit(0))
					})
				})

				When("the app has tcp routes", func() {
					var tcpDomain helpers.Domain

					BeforeEach(func() {
						helpers.SkipIfVersionLessThan(ccversion.MinVersionRoutingV3)

						tcpDomain = helpers.NewDomain(orgName, helpers.NewDomainName("tcp"))
						tcpDomain.CreateWithRouterGroup(helpers.FindOrCreateTCPRouterGroup(GinkgoParallelNode()))
						helpers.WithHelloWorldApp(func(appDir string) {
							manifestContents := []byte(fmt.Sprintf(`
---
applications:
- name: %s
  routes:
  - route: %s:1024
`, appName, tcpDomain.Name))
							manifestPath := filepath.Join(appDir, "manifest.yml")
							err := ioutil.WriteFile(manifestPath, manifestContents, 0666)
							Expect(err).ToNot(HaveOccurred())

							// Create manifest
							Eventually(helpers.CF("push", appName, "-p", appDir, "-f", manifestPath, "-b", "staticfile_buildpack")).Should(Exit(0))
						})

						It("displays the app information", func() {
							session := helpers.CF("app", appName)
							Eventually(session).Should(Say(`routes:\s+[\w\d-]+\.%s`, tcpDomain))
							Eventually(session).Should(Exit(0))
						})
					})
				})
			})
		})
	})
})