Merge pull request #44655 from hashicorp/feature/autoflex-xml-test-reorg

autoflex: XML wrapping, test reorg

Author: YakDriver

internal/framework/flex/auto_expand_test.go

@@ -0,0 +1,149 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
+package flex
+
+// Tests AutoFlex's Expand/Flatten of args to validate top-level argument shape (nil/typed-nil,
+// pointer-ness, struct↔non-struct). They intentionally do not assert logging; only diagnostic codes.
+
+import (
+"testing"
+)
+
+type emptyStruct struct{}
+
+func TestExpandArgs_nilAndPointers(t *testing.T) {
+t.Parallel()
+
+var (
+typedNilSource *emptyStruct
+typedNilTarget *emptyStruct
+)
+
+testCases := autoFlexTestCases{
+"nil Source": {
+Target: &emptyStruct{},
+ExpectedDiags: diagAFNil(diagExpandingSourceIsNil),
+},
+"typed nil Source": {
+Source: typedNilSource,
+Target: &emptyStruct{},
+ExpectedDiags: diagAFNil(diagExpandingSourceIsNil), // FIXME: Should give the actual type
+},
+"nil Target": {
+Source: emptyStruct{},
+ExpectedDiags: diagAFNil(diagConvertingTargetIsNil),
+},
+"typed nil Target": {
+Source: emptyStruct{},
+Target: typedNilTarget,
+ExpectedDiags: diagAF[*emptyStruct](diagConvertingTargetIsNil),
+},
+"non-pointer Target": {
+Source: emptyStruct{},
+Target: 0,
+ExpectedDiags: diagAF[int](diagConvertingTargetIsNotPointer),
+},
+}
+
+runAutoExpandTestCases(t, testCases, runChecks{CompareDiags: true, CompareTarget: true})
+}
+
+func TestExpandArgs_shapeCompatibility(t *testing.T) {
+t.Parallel()
+
+testString := "test"
+
+testCases := autoFlexTestCases{
+"non-struct Source struct Target": {
+Source: testString,
+Target: &emptyStruct{},
+ExpectedDiags: diagAF[string](diagExpandingSourceDoesNotImplementAttrValue),
+},
+"struct Source non-struct Target": {
+Source: emptyStruct{},
+Target: &testString,
+ExpectedDiags: diagAF[emptyStruct](diagExpandingSourceDoesNotImplementAttrValue),
+},
+"empty struct Source and Target": {
+Source: emptyStruct{},
+Target: &emptyStruct{},
+WantTarget: &emptyStruct{},
+},
+"empty struct pointer Source and Target": {
+Source: &emptyStruct{},
+Target: &emptyStruct{},
+WantTarget: &emptyStruct{},
+},
+}
+
+runAutoExpandTestCases(t, testCases, runChecks{CompareDiags: true, CompareTarget: true})
+}
+
+func TestFlattenArgs_nilAndPointers(t *testing.T) {
+t.Parallel()
+
+var (
+typedNilSource *emptyStruct
+typedNilTarget *emptyStruct
+)
+
+testCases := autoFlexTestCases{
+"nil Source": {
+Target: &emptyStruct{},
+ExpectedDiags: diagAFNil(diagFlatteningSourceIsNil),
+},
+"typed nil Source": {
+Source: typedNilSource,
+Target: &emptyStruct{},
+ExpectedDiags: diagAF[*emptyStruct](diagFlatteningSourceIsNil),
+},
+"nil Target": {
+Source: emptyStruct{},
+ExpectedDiags: diagAFNil(diagConvertingTargetIsNil),
+},
+"typed nil Target": {
+Source: emptyStruct{},
+Target: typedNilTarget,
+ExpectedDiags: diagAF[*emptyStruct](diagConvertingTargetIsNil),
+},
+"non-pointer Target": {
+Source: emptyStruct{},
+Target: 0,
+ExpectedDiags: diagAF[int](diagConvertingTargetIsNotPointer),
+},
+}
+
+runAutoFlattenTestCases(t, testCases, runChecks{CompareDiags: true, CompareTarget: true})
+}
+
+func TestFlattenArgs_shapeCompatibility(t *testing.T) {
+t.Parallel()
+
+testString := "test"
+
+testCases := autoFlexTestCases{
+"non-struct Source struct Target": {
+Source: testString,
+Target: &emptyStruct{},
+ExpectedDiags: diagAF[emptyStruct](diagFlatteningTargetDoesNotImplementAttrValue),
+},
+"struct Source non-struct Target": {
+Source: emptyStruct{},
+Target: &testString,
+ExpectedDiags: diagAF[string](diagFlatteningTargetDoesNotImplementAttrValue),
+},
+"empty struct Source and Target": {
+Source: emptyStruct{},
+Target: &emptyStruct{},
+WantTarget: &emptyStruct{},
+},
+"empty struct pointer Source and Target": {
+Source: &emptyStruct{},
+Target: &emptyStruct{},
+WantTarget: &emptyStruct{},
+},
+}
+
+runAutoFlattenTestCases(t, testCases, runChecks{CompareDiags: true, CompareTarget: true})
+}