github.com/sleungcy/cli@v7.1.0+incompatible/command/v7/router_groups_command_test.go (about)

     1  package v7_test
     2  
     3  import (
     4  	"errors"
     5  
     6  	"code.cloudfoundry.org/cli/actor/actionerror"
     7  	"code.cloudfoundry.org/cli/actor/v7action"
     8  	"code.cloudfoundry.org/cli/command/commandfakes"
     9  	. "code.cloudfoundry.org/cli/command/v7"
    10  	"code.cloudfoundry.org/cli/command/v7/v7fakes"
    11  	"code.cloudfoundry.org/cli/util/configv3"
    12  	"code.cloudfoundry.org/cli/util/ui"
    13  
    14  	. "github.com/onsi/ginkgo"
    15  	. "github.com/onsi/gomega"
    16  	. "github.com/onsi/gomega/gbytes"
    17  )
    18  
    19  var _ = Describe("router-groups Command", func() {
    20  	var (
    21  		cmd             RouterGroupsCommand
    22  		testUI          *ui.UI
    23  		fakeConfig      *commandfakes.FakeConfig
    24  		fakeSharedActor *commandfakes.FakeSharedActor
    25  		fakeActor       *v7fakes.FakeActor
    26  		executeErr      error
    27  		args            []string
    28  		binaryName      string
    29  	)
    30  
    31  	const tableHeaders = `name\s+type`
    32  
    33  	BeforeEach(func() {
    34  		testUI = ui.NewTestUI(nil, NewBuffer(), NewBuffer())
    35  		fakeConfig = new(commandfakes.FakeConfig)
    36  		fakeSharedActor = new(commandfakes.FakeSharedActor)
    37  		fakeActor = new(v7fakes.FakeActor)
    38  		args = nil
    39  
    40  		binaryName = "faceman"
    41  		fakeConfig.BinaryNameReturns(binaryName)
    42  
    43  		cmd = RouterGroupsCommand{
    44  			BaseCommand: BaseCommand{
    45  				UI:          testUI,
    46  				Config:      fakeConfig,
    47  				SharedActor: fakeSharedActor,
    48  				Actor:       fakeActor,
    49  			},
    50  		}
    51  	})
    52  
    53  	JustBeforeEach(func() {
    54  		executeErr = cmd.Execute(args)
    55  	})
    56  
    57  	When("checking target fails", func() {
    58  		BeforeEach(func() {
    59  			fakeSharedActor.CheckTargetReturns(actionerror.NotLoggedInError{BinaryName: binaryName})
    60  		})
    61  
    62  		It("returns an error", func() {
    63  			Expect(executeErr).To(MatchError(actionerror.NotLoggedInError{BinaryName: binaryName}))
    64  
    65  			Expect(fakeSharedActor.CheckTargetCallCount()).To(Equal(1))
    66  			checkTargetedOrg, checkTargetedSpace := fakeSharedActor.CheckTargetArgsForCall(0)
    67  			Expect(checkTargetedOrg).To(BeFalse())
    68  			Expect(checkTargetedSpace).To(BeFalse())
    69  		})
    70  	})
    71  
    72  	Context("when the environment is setup correctly", func() {
    73  		BeforeEach(func() {
    74  			fakeConfig.CurrentUserReturns(configv3.User{Name: "banana"}, nil)
    75  		})
    76  
    77  		When("getting router groups succeeds", func() {
    78  			var (
    79  				routerGroups []v7action.RouterGroup
    80  			)
    81  
    82  			BeforeEach(func() {
    83  				routerGroups = []v7action.RouterGroup{
    84  					{Name: "rg1", Type: "type1"},
    85  					{Name: "rg2", Type: "type2"},
    86  					{Name: "rg3", Type: "type3"},
    87  				}
    88  
    89  				fakeActor.GetRouterGroupsReturns(
    90  					routerGroups,
    91  					nil,
    92  				)
    93  			})
    94  
    95  			It("prints flavor text", func() {
    96  				Expect(testUI.Out).To(Say("Getting router groups as banana..."))
    97  			})
    98  
    99  			It("prints routes in a table", func() {
   100  				Expect(executeErr).NotTo(HaveOccurred())
   101  
   102  				Expect(testUI.Out).To(Say(tableHeaders))
   103  				Expect(testUI.Out).To(Say(`rg1\s+type1\s+`))
   104  				Expect(testUI.Out).To(Say(`rg2\s+type2\s+`))
   105  				Expect(testUI.Out).To(Say(`rg3\s+type3\s+`))
   106  			})
   107  		})
   108  
   109  		When("getting router groups succeeds, but there are no groups", func() {
   110  			BeforeEach(func() {
   111  				fakeActor.GetRouterGroupsReturns(
   112  					[]v7action.RouterGroup{},
   113  					nil,
   114  				)
   115  			})
   116  
   117  			It("prints flavor text", func() {
   118  				Expect(testUI.Out).To(Say("Getting router groups as banana..."))
   119  			})
   120  
   121  			It("displays an empty message", func() {
   122  				Expect(testUI.Out).To(Say("No router groups found."))
   123  			})
   124  		})
   125  
   126  		When("getting router groups fails", func() {
   127  			var expectedErr error
   128  
   129  			BeforeEach(func() {
   130  				expectedErr = errors.New("some-error")
   131  				fakeActor.GetRouterGroupsReturns(nil, expectedErr)
   132  			})
   133  
   134  			It("prints flavor text", func() {
   135  				Expect(testUI.Out).To(Say("Getting router groups as banana..."))
   136  			})
   137  
   138  			It("prints warnings and returns error", func() {
   139  				Expect(executeErr).To(MatchError(expectedErr))
   140  				Expect(testUI.Out).ToNot(Say(tableHeaders))
   141  			})
   142  		})
   143  	})
   144  })