terraform: state mv "foo" to "foo.0" with single count
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@ -162,7 +162,7 @@ func stateAddFunc_Resource_Resource(s *State, fromAddr, addr *ResourceAddress, r
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// If there is an index, this is an error since we can't assign
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// a set of resources to a single index
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if addr.Index >= 0 {
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if addr.Index >= 0 && len(list) > 1 {
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return fmt.Errorf(
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"multiple resources can't be moved to a single index: "+
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"%s => %s", fromAddr, addr)
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@ -440,6 +440,66 @@ func TestStateAdd(t *testing.T) {
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nil,
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},
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"ResourceState with single count unspecified => Resource Addr (new with count)": {
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false,
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"aws_instance.bar",
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"aws_instance.foo[0]",
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[]*ResourceState{
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&ResourceState{
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Type: "test_instance",
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Primary: &InstanceState{
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ID: "foo",
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},
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},
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},
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&State{},
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&State{
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Modules: []*ModuleState{
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&ModuleState{
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Path: []string{"root"},
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Resources: map[string]*ResourceState{
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"aws_instance.foo.0": &ResourceState{
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Type: "test_instance",
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Primary: &InstanceState{
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ID: "foo",
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},
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},
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},
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},
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},
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},
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},
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"ResourceState => Resource Addr (new with count)": {
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false,
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"aws_instance.bar",
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"aws_instance.foo[0]",
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&ResourceState{
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Type: "test_instance",
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Primary: &InstanceState{
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ID: "foo",
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},
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},
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&State{},
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&State{
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Modules: []*ModuleState{
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&ModuleState{
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Path: []string{"root"},
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Resources: map[string]*ResourceState{
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"aws_instance.foo.0": &ResourceState{
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Type: "test_instance",
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Primary: &InstanceState{
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ID: "foo",
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},
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},
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},
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},
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},
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},
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},
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"ResourceState => Resource Addr (existing)": {
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true,
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"aws_instance.bar",
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