func (s *MySuite) Test_BuilderId(c *C) {
	a := packer.MockArtifact{BuilderIdValue: "bla"}

	sut := PostProcessor{}
	_, _, err := sut.PostProcess(testUi(c), &a)
	c.Assert(err, NotNil)
	c.Assert(strings.Contains(err.Error(), "Can only import from Azure builder"), Equals, true)

	a.BuilderIdValue = azure.BuilderId
	_, _, err = sut.PostProcess(testUi(c), &a)
	c.Assert(err, NotNil)
	c.Assert(strings.Contains(err.Error(), "Can only import from Azure builder"), Equals, false)
}