func (s *AddUnitsSuite) TestAddServiceUnits(c *C) {
charm := s.AddTestingCharm(c, "dummy")
svc, err := s.State.AddService("dummy-service", charm)
c.Assert(err, IsNil)
for i, t := range addUnitsTests {
c.Logf("test %d. %s", i, t.about)
units, err := statecmd.AddServiceUnits(s.State, params.AddServiceUnits{
ServiceName: t.service,
ToMachineSpec: t.forceMachineSpec,
NumUnits: t.numUnits,
})
if t.err != "" {
c.Assert(err, ErrorMatches, t.err)
} else {
c.Assert(err, IsNil)
c.Assert(units, HasLen, t.numUnits)
for _, unit := range units {
c.Assert(unit.ServiceName(), Equals, t.service)
}
service, err := s.State.Service(t.service)
c.Assert(err, IsNil)
unitCount, err := service.AllUnits()
c.Assert(err, IsNil)
c.Assert(len(unitCount), Equals, t.expectedUnits)
}
}
err = svc.Destroy()
c.Assert(err, IsNil)
}
// AddServiceUnits adds a given number of units to a service.
func (c *Client) AddServiceUnits(args params.AddServiceUnits) (params.AddServiceUnitsResults, error) {
units, err := statecmd.AddServiceUnits(c.api.state, args)
if err != nil {
return params.AddServiceUnitsResults{}, err
}
unitNames := make([]string, len(units))
for i, unit := range units {
unitNames[i] = unit.String()
}
return params.AddServiceUnitsResults{Units: unitNames}, nil
}
// Run connects to the environment specified on the command line
// and calls conn.AddUnits.
func (c *AddUnitCommand) Run(_ *cmd.Context) error {
conn, err := juju.NewConnFromName(c.EnvName)
if err != nil {
return err
}
defer conn.Close()
params := params.AddServiceUnits{
ServiceName: c.ServiceName,
NumUnits: c.NumUnits,
ToMachineSpec: c.ToMachineSpec,
}
_, err = statecmd.AddServiceUnits(conn.State, params)
return err
}