func (s *ConstraintsSuite) TestParseConstraints(c *gc.C) {
for i, t := range parseConstraintsTests {
c.Logf("test %d: %s", i, t.summary)
cons0, err := constraints.Parse(t.args...)
if t.err == "" {
c.Assert(err, gc.IsNil)
} else {
c.Assert(err, gc.ErrorMatches, t.err)
continue
}
cons1, err := constraints.Parse(cons0.String())
c.Check(err, gc.IsNil)
c.Check(cons1, gc.DeepEquals, cons0)
}
}
func (s *ConstraintsSuite) TestRoundtripString(c *gc.C) {
for _, t := range constraintsRoundtripTests {
c.Logf("test %s", t.Name)
cons, err := constraints.Parse(t.Value.String())
c.Check(err, gc.IsNil)
c.Check(cons, gc.DeepEquals, t.Value)
}
}
func (c *SetConstraintsCommand) Init(args []string) (err error) {
if err := c.EnvCommandBase.EnsureEnvName(); err != nil {
return err
}
if c.ServiceName != "" && !names.IsService(c.ServiceName) {
return fmt.Errorf("invalid service name %q", c.ServiceName)
}
c.Constraints, err = constraints.Parse(args...)
return err
}