func (s *ModelCommandSuite) testEnsureModelName(c *gc.C, expect string, args ...string) {
	cmd, err := initTestCommand(c, s.store, args...)
	c.Assert(err, jc.ErrorIsNil)
	c.Assert(cmd.ConnectionName(), gc.Equals, expect)
}
func testEnsureEnvName(c *gc.C, expect string, args ...string) {
	cmd, err := initTestCommand(c, args...)
	c.Assert(err, gc.IsNil)
	c.Assert(cmd.ConnectionName(), gc.Equals, expect)
}