package node import ( "io/ioutil" "testing" "github.com/docker/cli/cli/config/configfile" "github.com/docker/cli/internal/test" "github.com/docker/docker/api/types" "github.com/docker/docker/api/types/swarm" "github.com/gotestyourself/gotestyourself/assert" is "github.com/gotestyourself/gotestyourself/assert/cmp" "github.com/gotestyourself/gotestyourself/golden" "github.com/pkg/errors" // Import builders to get the builder function as package function . "github.com/docker/cli/internal/test/builders" ) func TestNodeListErrorOnAPIFailure(t *testing.T) { testCases := []struct { nodeListFunc func() ([]swarm.Node, error) infoFunc func() (types.Info, error) expectedError string }{ { nodeListFunc: func() ([]swarm.Node, error) { return []swarm.Node{}, errors.Errorf("error listing nodes") }, expectedError: "error listing nodes", }, { nodeListFunc: func() ([]swarm.Node, error) { return []swarm.Node{ { ID: "nodeID", }, }, nil }, infoFunc: func() (types.Info, error) { return types.Info{}, errors.Errorf("error asking for node info") }, expectedError: "error asking for node info", }, } for _, tc := range testCases { cli := test.NewFakeCli(&fakeClient{ nodeListFunc: tc.nodeListFunc, infoFunc: tc.infoFunc, }) cmd := newListCommand(cli) cmd.SetOutput(ioutil.Discard) assert.Error(t, cmd.Execute(), tc.expectedError) } } func TestNodeList(t *testing.T) { cli := test.NewFakeCli(&fakeClient{ nodeListFunc: func() ([]swarm.Node, error) { return []swarm.Node{ *Node(NodeID("nodeID1"), Hostname("node-2-foo"), Manager(Leader()), EngineVersion(".")), *Node(NodeID("nodeID2"), Hostname("node-10-foo"), Manager(), EngineVersion("18.03.0-ce")), *Node(NodeID("nodeID3"), Hostname("node-1-foo")), }, nil }, infoFunc: func() (types.Info, error) { return types.Info{ Swarm: swarm.Info{ NodeID: "nodeID1", }, }, nil }, }) cmd := newListCommand(cli) assert.NilError(t, cmd.Execute()) golden.Assert(t, cli.OutBuffer().String(), "node-list-sort.golden") } func TestNodeListQuietShouldOnlyPrintIDs(t *testing.T) { cli := test.NewFakeCli(&fakeClient{ nodeListFunc: func() ([]swarm.Node, error) { return []swarm.Node{ *Node(NodeID("nodeID1")), }, nil }, }) cmd := newListCommand(cli) cmd.Flags().Set("quiet", "true") assert.NilError(t, cmd.Execute()) assert.Check(t, is.Equal(cli.OutBuffer().String(), "nodeID1\n")) } func TestNodeListDefaultFormatFromConfig(t *testing.T) { cli := test.NewFakeCli(&fakeClient{ nodeListFunc: func() ([]swarm.Node, error) { return []swarm.Node{ *Node(NodeID("nodeID1"), Hostname("nodeHostname1"), Manager(Leader())), *Node(NodeID("nodeID2"), Hostname("nodeHostname2"), Manager()), *Node(NodeID("nodeID3"), Hostname("nodeHostname3")), }, nil }, infoFunc: func() (types.Info, error) { return types.Info{ Swarm: swarm.Info{ NodeID: "nodeID1", }, }, nil }, }) cli.SetConfigFile(&configfile.ConfigFile{ NodesFormat: "{{.ID}}: {{.Hostname}} {{.Status}}/{{.ManagerStatus}}", }) cmd := newListCommand(cli) assert.NilError(t, cmd.Execute()) golden.Assert(t, cli.OutBuffer().String(), "node-list-format-from-config.golden") } func TestNodeListFormat(t *testing.T) { cli := test.NewFakeCli(&fakeClient{ nodeListFunc: func() ([]swarm.Node, error) { return []swarm.Node{ *Node(NodeID("nodeID1"), Hostname("nodeHostname1"), Manager(Leader())), *Node(NodeID("nodeID2"), Hostname("nodeHostname2"), Manager()), }, nil }, infoFunc: func() (types.Info, error) { return types.Info{ Swarm: swarm.Info{ NodeID: "nodeID1", }, }, nil }, }) cli.SetConfigFile(&configfile.ConfigFile{ NodesFormat: "{{.ID}}: {{.Hostname}} {{.Status}}/{{.ManagerStatus}}", }) cmd := newListCommand(cli) cmd.Flags().Set("format", "{{.Hostname}}: {{.ManagerStatus}}") assert.NilError(t, cmd.Execute()) golden.Assert(t, cli.OutBuffer().String(), "node-list-format-flag.golden") }