func testProvider() *terraform.MockResourceProvider {
p := new(terraform.MockResourceProvider)
p.DiffReturn = &terraform.ResourceDiff{}
p.RefreshFn = func(
s *terraform.ResourceState) (*terraform.ResourceState, error) {
return s, nil
}
p.ResourcesReturn = []terraform.ResourceType{
terraform.ResourceType{
Name: "test_instance",
},
}
return p
}