docs/commands/commands_test.go

147 lines
2.8 KiB
Go

package commands
import (
"errors"
"os"
"strings"
"testing"
"github.com/docker/machine/drivers/fakedriver"
"github.com/docker/machine/libmachine/host"
"github.com/docker/machine/libmachine/hosttest"
"github.com/docker/machine/libmachine/state"
"github.com/stretchr/testify/assert"
)
var (
stdout *os.File
)
func init() {
stdout = os.Stdout
}
func cleanup() {
os.Stdout = stdout
}
func TestRunActionForeachMachine(t *testing.T) {
// Assume a bunch of machines in randomly started or
// stopped states.
machines := []*host.Host{
{
Name: "foo",
DriverName: "fakedriver",
Driver: &fakedriver.Driver{
MockState: state.Running,
},
},
{
Name: "bar",
DriverName: "fakedriver",
Driver: &fakedriver.Driver{
MockState: state.Stopped,
},
},
{
Name: "baz",
// Ssh, don't tell anyone but this
// driver only _thinks_ it's named
// virtualbox... (to test serial actions)
// It's actually FakeDriver!
DriverName: "virtualbox",
Driver: &fakedriver.Driver{
MockState: state.Stopped,
},
},
{
Name: "spam",
DriverName: "virtualbox",
Driver: &fakedriver.Driver{
MockState: state.Running,
},
},
{
Name: "eggs",
DriverName: "fakedriver",
Driver: &fakedriver.Driver{
MockState: state.Stopped,
},
},
{
Name: "ham",
DriverName: "fakedriver",
Driver: &fakedriver.Driver{
MockState: state.Running,
},
},
}
runActionForeachMachine("start", machines)
for _, machine := range machines {
machineState, _ := machine.Driver.GetState()
assert.Equal(t, state.Running, machineState)
}
runActionForeachMachine("stop", machines)
for _, machine := range machines {
machineState, _ := machine.Driver.GetState()
assert.Equal(t, state.Stopped, machineState)
}
}
func TestPrintIPEmptyGivenLocalEngine(t *testing.T) {
defer cleanup()
host, _ := hosttest.GetDefaultTestHost()
out, w := captureStdout()
assert.Nil(t, printIP(host)())
w.Close()
assert.Equal(t, "", strings.TrimSpace(<-out))
}
func TestPrintIPPrintsGivenRemoteEngine(t *testing.T) {
defer cleanup()
host, _ := hosttest.GetDefaultTestHost()
host.Driver = &fakedriver.Driver{}
out, w := captureStdout()
assert.Nil(t, printIP(host)())
w.Close()
assert.Equal(t, "1.2.3.4", strings.TrimSpace(<-out))
}
func TestConsolidateError(t *testing.T) {
cases := []struct {
inputErrs []error
expectedErr error
}{
{
inputErrs: []error{
errors.New("Couldn't remove host 'bar'"),
},
expectedErr: errors.New("Couldn't remove host 'bar'"),
},
{
inputErrs: []error{
errors.New("Couldn't remove host 'bar'"),
errors.New("Couldn't remove host 'foo'"),
},
expectedErr: errors.New("Couldn't remove host 'bar'\nCouldn't remove host 'foo'"),
},
}
for _, c := range cases {
assert.Equal(t, c.expectedErr, consolidateErrs(c.inputErrs))
}
}