github.com/justincormack/cli@v0.0.0-20201215022714-831ebeae9675/cli/command/swarm/init_test.go (about)

     1  package swarm
     2  
     3  import (
     4  	"fmt"
     5  	"io/ioutil"
     6  	"testing"
     7  
     8  	"github.com/docker/cli/internal/test"
     9  	"github.com/docker/docker/api/types"
    10  	"github.com/docker/docker/api/types/swarm"
    11  	"github.com/pkg/errors"
    12  	"gotest.tools/v3/assert"
    13  	"gotest.tools/v3/golden"
    14  )
    15  
    16  func TestSwarmInitErrorOnAPIFailure(t *testing.T) {
    17  	testCases := []struct {
    18  		name                  string
    19  		flags                 map[string]string
    20  		swarmInitFunc         func() (string, error)
    21  		swarmInspectFunc      func() (swarm.Swarm, error)
    22  		swarmGetUnlockKeyFunc func() (types.SwarmUnlockKeyResponse, error)
    23  		nodeInspectFunc       func() (swarm.Node, []byte, error)
    24  		expectedError         string
    25  	}{
    26  		{
    27  			name: "init-failed",
    28  			swarmInitFunc: func() (string, error) {
    29  				return "", errors.Errorf("error initializing the swarm")
    30  			},
    31  			expectedError: "error initializing the swarm",
    32  		},
    33  		{
    34  			name: "init-failed-with-ip-choice",
    35  			swarmInitFunc: func() (string, error) {
    36  				return "", errors.Errorf("could not choose an IP address to advertise")
    37  			},
    38  			expectedError: "could not choose an IP address to advertise - specify one with --advertise-addr",
    39  		},
    40  		{
    41  			name: "swarm-inspect-after-init-failed",
    42  			swarmInspectFunc: func() (swarm.Swarm, error) {
    43  				return swarm.Swarm{}, errors.Errorf("error inspecting the swarm")
    44  			},
    45  			expectedError: "error inspecting the swarm",
    46  		},
    47  		{
    48  			name: "node-inspect-after-init-failed",
    49  			nodeInspectFunc: func() (swarm.Node, []byte, error) {
    50  				return swarm.Node{}, []byte{}, errors.Errorf("error inspecting the node")
    51  			},
    52  			expectedError: "error inspecting the node",
    53  		},
    54  		{
    55  			name: "swarm-get-unlock-key-after-init-failed",
    56  			flags: map[string]string{
    57  				flagAutolock: "true",
    58  			},
    59  			swarmGetUnlockKeyFunc: func() (types.SwarmUnlockKeyResponse, error) {
    60  				return types.SwarmUnlockKeyResponse{}, errors.Errorf("error getting swarm unlock key")
    61  			},
    62  			expectedError: "could not fetch unlock key: error getting swarm unlock key",
    63  		},
    64  	}
    65  	for _, tc := range testCases {
    66  		cmd := newInitCommand(
    67  			test.NewFakeCli(&fakeClient{
    68  				swarmInitFunc:         tc.swarmInitFunc,
    69  				swarmInspectFunc:      tc.swarmInspectFunc,
    70  				swarmGetUnlockKeyFunc: tc.swarmGetUnlockKeyFunc,
    71  				nodeInspectFunc:       tc.nodeInspectFunc,
    72  			}))
    73  		for key, value := range tc.flags {
    74  			cmd.Flags().Set(key, value)
    75  		}
    76  		cmd.SetOut(ioutil.Discard)
    77  		assert.Error(t, cmd.Execute(), tc.expectedError)
    78  	}
    79  }
    80  
    81  func TestSwarmInit(t *testing.T) {
    82  	testCases := []struct {
    83  		name                  string
    84  		flags                 map[string]string
    85  		swarmInitFunc         func() (string, error)
    86  		swarmInspectFunc      func() (swarm.Swarm, error)
    87  		swarmGetUnlockKeyFunc func() (types.SwarmUnlockKeyResponse, error)
    88  		nodeInspectFunc       func() (swarm.Node, []byte, error)
    89  	}{
    90  		{
    91  			name: "init",
    92  			swarmInitFunc: func() (string, error) {
    93  				return "nodeID", nil
    94  			},
    95  		},
    96  		{
    97  			name: "init-autolock",
    98  			flags: map[string]string{
    99  				flagAutolock: "true",
   100  			},
   101  			swarmInitFunc: func() (string, error) {
   102  				return "nodeID", nil
   103  			},
   104  			swarmGetUnlockKeyFunc: func() (types.SwarmUnlockKeyResponse, error) {
   105  				return types.SwarmUnlockKeyResponse{
   106  					UnlockKey: "unlock-key",
   107  				}, nil
   108  			},
   109  		},
   110  	}
   111  	for _, tc := range testCases {
   112  		cli := test.NewFakeCli(&fakeClient{
   113  			swarmInitFunc:         tc.swarmInitFunc,
   114  			swarmInspectFunc:      tc.swarmInspectFunc,
   115  			swarmGetUnlockKeyFunc: tc.swarmGetUnlockKeyFunc,
   116  			nodeInspectFunc:       tc.nodeInspectFunc,
   117  		})
   118  		cmd := newInitCommand(cli)
   119  		for key, value := range tc.flags {
   120  			cmd.Flags().Set(key, value)
   121  		}
   122  		assert.NilError(t, cmd.Execute())
   123  		golden.Assert(t, cli.OutBuffer().String(), fmt.Sprintf("init-%s.golden", tc.name))
   124  	}
   125  }