Golang util.HowManyContainersExisting函數代碼示例

func TestRmService(t *testing.T) {
	defer tests.RemoveAllContainers()

	start(t, servName, false)
	if n := util.HowManyContainersRunning(servName, def.TypeService); n != 1 {
		t.Fatalf("expecting 1 running service container, got %v", n)
	}
	if n := util.HowManyContainersExisting(servName, def.TypeData); n != 1 {
		t.Fatalf("expecting 1 data container, got %v", n)
	}

	do := def.NowDo()
	do.Name = servName
	do.Operations.Args = []string{servName}
	do.Force = true
	do.File = false
	do.RmD = true
	if err := RmService(do); err != nil {
		t.Fatalf("expected service to be removed, got %v", err)
	}

	if n := util.HowManyContainersRunning(servName, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 running service container, got %v", n)
	}
	if n := util.HowManyContainersExisting(servName, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 existing service container, got %v", n)
	}
	if n := util.HowManyContainersExisting(servName, def.TypeData); n != 0 {
		t.Fatalf("expecting 0 data container, got %v", n)
	}
}

func TestCreateDataSimple(t *testing.T) {
	const (
		name   = "testdata"
		number = 199
	)

	if n := util.HowManyContainersExisting(name, def.TypeData); n != 0 {
		t.Fatalf("expecting 0 containers, got %v", n)
	}

	ops := loaders.LoadDataDefinition(name, number)
	if err := DockerCreateData(ops); err != nil {
		t.Fatalf("expected data container created, got %v", err)
	}

	if n := util.HowManyContainersExisting(name, def.TypeData); n != 1 {
		t.Fatalf("expecting 1 containers, got %v", n)
	}

	// Try to create a duplicate.
	if err := DockerCreateData(ops); err == nil {
		t.Fatalf("expected an error, got nil")
	}

	tests.RemoveAllContainers()
}

func TestExecServiceAfterRunServiceWithPublishedPorts2(t *testing.T) {
	const (
		name   = "ipfs"
		number = 99
	)

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 containers, got %v", n)
	}

	srv, err := loaders.LoadServiceDefinition(name, true, number)
	if err != nil {
		t.Fatalf("could not load service definition %v", err)
	}

	if err := DockerRunService(srv.Service, srv.Operations); err != nil {
		t.Fatalf("expected service container created, got %v", err)
	}

	srv.Operations.PublishAllPorts = true
	srv.Operations.Interactive = true
	srv.Operations.Args = []string{"uptime"}
	if err := DockerExecService(srv.Service, srv.Operations); err != nil {
		t.Fatalf("expected exec container created, got %v", err)
	}

	if n := util.HowManyContainersRunning(name, def.TypeService); n != 1 {
		t.Fatalf("expecting 1 service container running, got %v", n)
	}
	if n := util.HowManyContainersExisting(name, def.TypeData); n != 1 {
		t.Fatalf("expecting 1 dependent data container, got %v", n)
	}

	tests.RemoveAllContainers()
}

func TestExecServiceBadCommandLine(t *testing.T) {
	const (
		name   = "ipfs"
		number = 99
	)

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 containers, got %v", n)
	}

	srv, err := loaders.LoadServiceDefinition(name, true, number)
	if err != nil {
		t.Fatalf("could not load service definition %v", err)
	}

	srv.Operations.Interactive = false
	srv.Operations.Args = []string{"/bad/command/line"}
	if err := DockerExecService(srv.Service, srv.Operations); err == nil {
		t.Fatalf("expected failure, got %v", err)
	}

	if n := util.HowManyContainersRunning(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 service container running, got %v", n)
	}
	if n := util.HowManyContainersExisting(name, def.TypeData); n != 1 {
		t.Fatalf("expecting 1 dependent data container, got %v", n)
	}

	tests.RemoveAllContainers()
}

func TestServiceLinkKeys(t *testing.T) {
	defer tests.RemoveAllContainers()

	do := def.NowDo()
	do.Name = chainName
	do.Operations.ContainerNumber = 1
	if err := NewChain(do); err != nil {
		t.Fatalf("could not start a new chain, got %v", err)
	}

	if n := util.HowManyContainersExisting(chainName, def.TypeChain); n != 1 {
		t.Fatalf("expecting 1 test chain containers, got %v", n)
	}

	do = def.NowDo()
	do.Operations.Args = []string{"keys"}
	do.Operations.ContainerNumber = 1
	do.ChainName = chainName
	if err := services.StartService(do); err != nil {
		t.Fatalf("expecting service to start, got %v", err)
	}

	if n := util.HowManyContainersExisting("keys", def.TypeService); n != 1 {
		t.Fatalf("expecting 1 test chain containers, got %v", n)
	}

	links := tests.Links("keys", def.TypeService, 1)
	if len(links) != 0 {
		t.Fatalf("expected service links be empty, got %v", links)
	}
}

func TestRunServiceNoDataContainer(t *testing.T) {
	const (
		name   = "ipfs"
		number = 99
	)

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 containers, got %v", n)
	}

	srv, err := loaders.LoadServiceDefinition(name, true, number)
	if err != nil {
		t.Fatalf("could not load service definition %v", err)
	}

	srv.Service.AutoData = false
	if err := DockerRunService(srv.Service, srv.Operations); err != nil {
		t.Fatalf("expected service container created, got %v", err)
	}

	if n := util.HowManyContainersRunning(name, def.TypeService); n != 1 {
		t.Fatalf("expecting 1 service container running, got %v", n)
	}
	if n := util.HowManyContainersExisting(name, def.TypeData); n != 0 {
		t.Fatalf("expecting no dependent data containers, got %v", n)
	}

	tests.RemoveAllContainers()
}

func TestRmChain(t *testing.T) {
	start(t, chainName)

	do := def.NowDo()
	do.Operations.Args, do.Rm, do.RmD = []string{"keys"}, true, true
	if err := services.KillService(do); err != nil {
		t.Fatalf("expected service to be stopped, got %v", err)
	}

	do = def.NowDo()
	do.Name, do.Rm, do.RmD = chainName, false, false
	log.WithField("=>", do.Name).Info("Stopping chain (from tests)")
	if err := KillChain(do); err != nil {
		t.Fatalf("expected chain to be stopped, got %v", err)
	}
	if n := util.HowManyContainersExisting(chainName, def.TypeChain); n != 1 {
		t.Fatalf("expecting 1 chain containers, got %v", n)
	}

	do = def.NowDo()
	do.Name = chainName
	do.RmD = true
	log.WithField("=>", do.Name).Info("Removing chain (from tests)")
	if err := RmChain(do); err != nil {
		t.Fatalf("expected chain to be removed, got %v", err)
	}
	if n := util.HowManyContainersExisting(chainName, def.TypeChain); n != 0 {
		t.Fatalf("expecting 0 chain containers, got %v", n)
	}
}

func TestNewService(t *testing.T) {
	defer tests.RemoveAllContainers()

	do := def.NowDo()
	servName := "keys"
	do.Name = servName
	do.Operations.Args = []string{path.Join(ver.ERIS_REG_DEF, ver.ERIS_IMG_KEYS)}
	if err := NewService(do); err != nil {
		t.Fatalf("expected a new service to be created, got %v", err)
	}

	do = def.NowDo()
	do.Operations.Args = []string{servName}
	if err := StartService(do); err != nil {
		t.Fatalf("expected service to be started, got %v", err)
	}

	if n := util.HowManyContainersRunning(servName, def.TypeService); n != 1 {
		t.Fatalf("expecting 1 running service container, got %v", n)
	}
	if n := util.HowManyContainersExisting(servName, def.TypeData); n != 1 {
		t.Fatalf("expecting 1 data container, got %v", n)
	}

	kill(t, servName, true)
	if n := util.HowManyContainersExisting(servName, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 service containers, got %v", n)
	}
	if n := util.HowManyContainersExisting(servName, def.TypeData); n != 0 {
		t.Fatalf("expecting 0 data container, got %v", n)
	}

}

func TestServiceLinkWithDataContainer(t *testing.T) {
	defer tests.RemoveAllContainers()

	do := def.NowDo()
	do.Name = chainName
	do.Operations.ContainerNumber = 1
	if err := NewChain(do); err != nil {
		t.Fatalf("could not start a new chain, got %v", err)
	}

	if err := tests.FakeServiceDefinition(erisDir, "fake", `
chain = "$chain:fake"

[service]
name = "fake"
image = "quay.io/eris/ipfs"
data_container = true
`); err != nil {
		t.Fatalf("can't create a fake service definition: %v", err)
	}

	if n := util.HowManyContainersExisting(chainName, def.TypeChain); n != 1 {
		t.Fatalf("expecting 1 test chain containers, got %v", n)
	}

	if n := util.HowManyContainersExisting("fake", def.TypeService); n != 0 {
		t.Fatalf("expecting 0 service containers, got %v", n)
	}
	if n := util.HowManyContainersExisting("fake", def.TypeData); n != 0 {
		t.Fatalf("expecting 0 data containers, got %v", n)
	}

	do = def.NowDo()
	do.Operations.Args = []string{"fake"}
	do.Operations.ContainerNumber = 1
	do.ChainName = chainName
	if err := services.StartService(do); err != nil {
		t.Fatalf("expecting service to start, got %v", err)
	}

	if n := util.HowManyContainersRunning("fake", def.TypeService); n != 1 {
		t.Fatalf("expecting 1 service containers, got %v", n)
	}
	if n := util.HowManyContainersExisting("fake", def.TypeData); n != 1 {
		t.Fatalf("expecting 1 data containers, got %v", n)
	}

	links := tests.Links("fake", def.TypeService, 1)
	if len(links) != 1 || !strings.Contains(links[0], chainName) {
		t.Fatalf("expected service be linked to a test chain, got %v", links)
	}
}

func TestRenameService(t *testing.T) {
	defer tests.RemoveAllContainers()

	start(t, "keys", false)
	if n := util.HowManyContainersRunning("keys", def.TypeService); n != 1 {
		t.Fatalf("#1. expecting 1 running service container, got %v", n)
	}
	if n := util.HowManyContainersExisting("keys", def.TypeData); n != 1 {
		t.Fatalf("#1. expecting 1 data container, got %v", n)
	}

	do := def.NowDo()
	do.Name = "keys"
	do.NewName = "syek"
	if err := RenameService(do); err != nil {
		t.Fatalf("expected service to be renamed, got %v", err)
	}

	if n := util.HowManyContainersRunning("keys", def.TypeService); n != 0 {
		t.Fatalf("#2. expecting 0 running service container, got %v", n)
	}
	if n := util.HowManyContainersExisting("keys", def.TypeData); n != 0 {
		t.Fatalf("#2. expecting 0 data container, got %v", n)
	}
	if n := util.HowManyContainersRunning("syek", def.TypeService); n != 1 {
		t.Fatalf("#3. expecting 1 running service container, got %v", n)
	}
	if n := util.HowManyContainersExisting("syek", def.TypeData); n != 1 {
		t.Fatalf("#3. expecting 1 data container, got %v", n)
	}

	do = def.NowDo()
	do.Name = "syek"
	do.NewName = "keys"
	if err := RenameService(do); err != nil {
		t.Fatalf("expected service to be renamed back, got %v", err)
	}

	if n := util.HowManyContainersRunning("syek", def.TypeService); n != 0 {
		t.Fatalf("#4. expecting 0 running service container, got %v", n)
	}
	if n := util.HowManyContainersExisting("syek", def.TypeData); n != 0 {
		t.Fatalf("#4. expecting 0 data container, got %v", n)
	}
	if n := util.HowManyContainersRunning("keys", def.TypeService); n != 1 {
		t.Fatalf("#5. expecting 1 running service container, got %v", n)
	}
	if n := util.HowManyContainersExisting("keys", def.TypeData); n != 1 {
		t.Fatalf("#5. expecting 1 data container, got %v", n)
	}
}

func TestRemoveWithoutData(t *testing.T) {
	const (
		name   = "ipfs"
		number = 99
	)

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 containers, got %v", n)
	}

	srv, err := loaders.LoadServiceDefinition(name, true, number)
	if err != nil {
		t.Fatalf("could not load service definition %v", err)
	}

	if err := DockerRunService(srv.Service, srv.Operations); err != nil {
		t.Fatalf("expected service container created, got %v", err)
	}

	if err := DockerStop(srv.Service, srv.Operations, 5); err != nil {
		t.Fatal("expected service container stopped, got %v", err)
	}

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 1 {
		t.Fatalf("expecting 1 service container running (before removal), got %v", n)
	}

	if err := DockerRemove(srv.Service, srv.Operations, false, true); err != nil {
		t.Fatal("expected service container removed, got %v", err)
	}

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 service container running (after removal), got %v", n)
	}

	srv.Operations.SrvContainerName = srv.Operations.DataContainerName
	if n := util.HowManyContainersExisting(name, def.TypeData); n != 1 {
		t.Fatalf("expecting 1 data container existing (before removal), got %v", n)
	}

	if err := DockerRemove(srv.Service, srv.Operations, false, true); err != nil {
		t.Fatal("expected service container removed, got %v", err)
	}

	if n := util.HowManyContainersExisting(name, def.TypeData); n != 0 {
		t.Fatalf("expecting 0 data container running (after removal), got %v", n)
	}

	tests.RemoveAllContainers()
}

func TestDataContainerExistsAfterRemove(t *testing.T) {
	const (
		name   = "ipfs"
		number = 99
	)

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 containers, got %v", n)
	}

	srv, err := loaders.LoadServiceDefinition(name, true, number)
	if err != nil {
		t.Fatalf("could not load service definition %v", err)
	}

	if err := DockerRunService(srv.Service, srv.Operations); err != nil {
		t.Fatalf("expected service container created, got %v", err)
	}

	srv.Operations.SrvContainerName = srv.Operations.DataContainerName
	if _, exists := DataContainerExists(srv.Operations); exists == false {
		t.Fatalf("expecting service container exists, got false")
	}

	tests.RemoveContainer(name, def.TypeData, number)

	if _, exists := DataContainerExists(srv.Operations); exists == true {
		t.Fatalf("expecting service container not existing after remove, got true")
	}

	tests.RemoveAllContainers()
}

func TestContainerRunningBadName(t *testing.T) {
	const (
		name   = "ipfs"
		number = 99
	)

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 containers, got %v", n)
	}

	srv, err := loaders.LoadServiceDefinition(name, true, number)
	if err != nil {
		t.Fatalf("could not load service definition %v", err)
	}

	if err := DockerRunService(srv.Service, srv.Operations); err != nil {
		t.Fatalf("expected service container created, got %v", err)
	}

	if _, exists := ContainerRunning(srv.Operations); exists == false {
		t.Fatalf("expecting service container running, got false")
	}

	srv.Operations.SrvContainerName = "random-bad-name"
	if _, exists := ContainerRunning(srv.Operations); exists == true {
		t.Fatalf("expecting data container not running, got true")
	}

	tests.RemoveAllContainers()
}

func TestExecServiceAfterRunService(t *testing.T) {
	const (
		name   = "ipfs"
		number = 99
	)

	if n := util.HowManyContainersExisting(name, def.TypeService); n != 0 {
		t.Fatalf("expecting 0 containers, got %v", n)
	}

	srv, err := loaders.LoadServiceDefinition(name, true, number)
	if err != nil {
		t.Fatalf("could not load service definition %v", err)
	}

	if err := DockerRunService(srv.Service, srv.Operations); err != nil {
		t.Fatalf("expected service container created, got %v", err)
	}

	srv.Operations.Interactive = true
	srv.Operations.Args = []string{"uptime"}
	if err := DockerExecService(srv.Service, srv.Operations); err == nil {
		t.Fatalf("expected failure due to unpublished ports, got %v", err)
	}

	tests.RemoveAllContainers()
}

func TestServiceLinkBadChainWithoutChainInDefinition(t *testing.T) {
	defer tests.RemoveAllContainers()

	if err := tests.FakeServiceDefinition(erisDir, "fake", `
[service]
name = "fake"
image = "quay.io/eris/ipfs"
`); err != nil {
		t.Fatalf("can't create a fake service definition: %v", err)
	}

	do := def.NowDo()
	do.Operations.Args = []string{"fake"}
	do.Operations.ContainerNumber = 1
	do.ChainName = "non-existent-chain"

	// [pv]: is this a bug? the service which doesn't have a
	// "chain" in its definition file doesn't care about linking at all.
	if err := services.StartService(do); err != nil {
		t.Fatalf("expect service to start, got %v", err)
	}

	if n := util.HowManyContainersRunning("fake", def.TypeService); n != 1 {
		t.Fatalf("expecting 1 service containers, got %v", n)
	}
	if n := util.HowManyContainersExisting("fake", def.TypeData); n != 0 {
		t.Fatalf("expecting 0 data containers, got %v", n)
	}
}