package integration

import (
	"fmt"
	"os"

	. "github.com/containers/podman/v3/test/utils"
	. "github.com/onsi/ginkgo"
	. "github.com/onsi/gomega"
	. "github.com/onsi/gomega/gexec"
)

var _ = Describe("podman system reset", func() {
	var (
		tempdir    string
		err        error
		podmanTest *PodmanTestIntegration
	)

	BeforeEach(func() {
		tempdir, err = CreateTempDirInTempDir()
		if err != nil {
			os.Exit(1)
		}
		podmanTest = PodmanTestCreate(tempdir)
		podmanTest.Setup()
		podmanTest.SeedImages()
	})

	AfterEach(func() {
		podmanTest.Cleanup()
		f := CurrentGinkgoTestDescription()
		timedResult := fmt.Sprintf("Test: %s completed in %f seconds", f.TestText, f.Duration.Seconds())
		GinkgoWriter.Write([]byte(timedResult))
	})

	It("podman system reset", func() {
		SkipIfRemote("system reset not supported on podman --remote")
		// system reset will not remove additional store images, so need to grab length

		session := podmanTest.Podman([]string{"rmi", "--force", "--all"})
		session.WaitWithDefaultTimeout()
		Expect(session).Should(Exit(0))

		session = podmanTest.Podman([]string{"images", "-n"})
		session.WaitWithDefaultTimeout()
		Expect(session).Should(Exit(0))
		l := len(session.OutputToStringArray())

		podmanTest.AddImageToRWStore(ALPINE)
		session = podmanTest.Podman([]string{"volume", "create", "data"})
		session.WaitWithDefaultTimeout()
		Expect(session).Should(Exit(0))

		session = podmanTest.Podman([]string{"create", "-v", "data:/data", ALPINE, "echo", "hello"})
		session.WaitWithDefaultTimeout()
		Expect(session).Should(Exit(0))

		session = podmanTest.Podman([]string{"system", "reset", "-f"})
		session.WaitWithDefaultTimeout()
		Expect(session).Should(Exit(0))

		Expect(session.ErrorToString()).To(Not(ContainSubstring("Failed to add pause process")))

		// If remote then the API service should have exited
		// On local tests this is a noop
		podmanTest.StartRemoteService()

		session = podmanTest.Podman([]string{"images", "-n"})
		session.WaitWithDefaultTimeout()
		Expect(session).Should(Exit(0))
		Expect(len(session.OutputToStringArray())).To(Equal(l))

		session = podmanTest.Podman([]string{"volume", "ls"})
		session.WaitWithDefaultTimeout()
		Expect(session).Should(Exit(0))
		Expect(session.OutputToStringArray()).To(BeEmpty())

		session = podmanTest.Podman([]string{"container", "ls", "-q"})
		session.WaitWithDefaultTimeout()
		Expect(session).Should(Exit(0))
		Expect(session.OutputToStringArray()).To(BeEmpty())
	})
})