1
0
Fork 0
mirror of https://github.com/moby/moby.git synced 2022-11-09 12:21:53 -05:00
moby--moby/cli/command/node/list_test.go
Vincent Demeester f151c297eb
Add some unit tests to the node and swarm cli code
Start work on adding unit tests to our cli code in order to have to
write less costly integration test.

Signed-off-by: Vincent Demeester <vincent@sbr.pm>
2017-01-09 18:30:15 +01:00

101 lines
2.7 KiB
Go

package node
import (
"bytes"
"fmt"
"io/ioutil"
"testing"
"github.com/docker/docker/api/types"
"github.com/docker/docker/api/types/swarm"
"github.com/docker/docker/cli/internal/test"
// Import builders to get the builder function as package function
. "github.com/docker/docker/cli/internal/test/builders"
"github.com/docker/docker/pkg/testutil/assert"
)
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{}, fmt.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{}, fmt.Errorf("error asking for node info")
},
expectedError: "error asking for node info",
},
}
for _, tc := range testCases {
buf := new(bytes.Buffer)
cmd := newListCommand(
test.NewFakeCli(&fakeClient{
nodeListFunc: tc.nodeListFunc,
infoFunc: tc.infoFunc,
}, buf))
cmd.SetOutput(ioutil.Discard)
assert.Error(t, cmd.Execute(), tc.expectedError)
}
}
func TestNodeList(t *testing.T) {
buf := new(bytes.Buffer)
cmd := newListCommand(
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
},
}, buf))
assert.NilError(t, cmd.Execute())
assert.Contains(t, buf.String(), `nodeID1 * nodeHostname1 Ready Active Leader`)
assert.Contains(t, buf.String(), `nodeID2 nodeHostname2 Ready Active Reachable`)
assert.Contains(t, buf.String(), `nodeID3 nodeHostname3 Ready Active`)
}
func TestNodeListQuietShouldOnlyPrintIDs(t *testing.T) {
buf := new(bytes.Buffer)
cmd := newListCommand(
test.NewFakeCli(&fakeClient{
nodeListFunc: func() ([]swarm.Node, error) {
return []swarm.Node{
*Node(),
}, nil
},
}, buf))
cmd.Flags().Set("quiet", "true")
assert.NilError(t, cmd.Execute())
assert.Contains(t, buf.String(), "nodeID")
}
// Test case for #24090
func TestNodeListContainsHostname(t *testing.T) {
buf := new(bytes.Buffer)
cmd := newListCommand(test.NewFakeCli(&fakeClient{}, buf))
assert.NilError(t, cmd.Execute())
assert.Contains(t, buf.String(), "HOSTNAME")
}