add some output values to the show state test

internal/command/show_test.go

@@ -447,6 +447,13 @@ func TestShow_plan_json(t *testing.T) {
 
 func TestShow_state(t *testing.T) {
 	originalState := testState()
+	root := originalState.RootModule()
+	root.SetOutputValue("test", cty.ObjectVal(map[string]cty.Value{
+		"attr": cty.NullVal(cty.DynamicPseudoType),
+		"null": cty.NullVal(cty.String),
+		"list": cty.ListVal([]cty.Value{cty.NullVal(cty.Number)}),
+	}), false)
+
 	statePath := testStateFile(t, originalState)
 	defer os.RemoveAll(filepath.Dir(statePath))