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hcldec: A test case for attributes set to cty.DynamicVal with refinements #626

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Aug 30, 2023
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hcldec: A test case for attributes set to cty.DynamicVal with refinements #626

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8 changes: 8 additions & 0 deletions hcldec/spec_test.go
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Original file line number Diff line number Diff line change
Expand Up @@ -217,6 +217,7 @@ func TestRefineValueSpec(t *testing.T) {
config := `
foo = "hello"
bar = unk
dyn = dyn
`

f, diags := hclsyntax.ParseConfig([]byte(config), "", hcl.InitialPos)
Expand Down Expand Up @@ -257,11 +258,13 @@ bar = unk
spec := &ObjectSpec{
"foo": attrSpec("foo"),
"bar": attrSpec("bar"),
"dyn": attrSpec("dyn"),
}

got, diags := Decode(f.Body, spec, &hcl.EvalContext{
Variables: map[string]cty.Value{
"unk": cty.UnknownVal(cty.String),
"dyn": cty.DynamicVal,
},
})
if diags.HasErrors() {
Expand All @@ -276,6 +279,11 @@ bar = unk

// The final value of bar is unknown but refined as non-null.
"bar": cty.UnknownVal(cty.String).RefineNotNull(),

// The final value of dyn is unknown but refined as non-null.
// Correct behavior here requires that we convert the DynamicVal
// to an unknown string first and then refine it.
"dyn": cty.UnknownVal(cty.String).RefineNotNull(),
})
if diff := cmp.Diff(want, got, ctydebug.CmpOptions); diff != "" {
t.Errorf("wrong result\n%s", diff)
Expand Down