[New Resource]: aws_controltower_landing_zone

.changelog/34595.txt

@@ -0,0 +1,7 @@
+```release-note:new-resource
+aws_controltower_landing_zone
+```
+
+```release-note:note
+resource/aws_controltower_landing_zone: Because we cannot easily test this functionality, it is best effort and we ask for community help in testing
+```

internal/json/smithy.go

@@ -0,0 +1,39 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
+package json
+
+import (
+	"encoding/json"
+
+	smithydocument "github.com/aws/smithy-go/document"
+)
+
+func SmithyDocumentFromString[T smithydocument.Marshaler](s string, f func(any) T) (T, error) {
+	var v map[string]interface{}
+
+	err := json.Unmarshal([]byte(s), &v)
+	if err != nil {
+		var zero T
+		return zero, err
+	}
+
+	return f(v), nil
+}
+
+// SmithyDocumentToString converts a [Smithy document](https://smithy.io/2.0/spec/simple-types.html#document) to a JSON string.
+func SmithyDocumentToString(document smithydocument.Unmarshaler) (string, error) {
+	var v map[string]interface{}
+
+	err := document.UnmarshalSmithyDocument(&v)
+	if err != nil {
+		return "", err
+	}
+
+	bytes, err := json.Marshal(v)
+	if err != nil {
+		return "", err
+	}
+
+	return string(bytes), nil
+}

internal/service/controltower/controltower_test.go

@@ -0,0 +1,24 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
+package controltower_test
+
+import (
+	"testing"
+
+	"github.com/hashicorp/terraform-provider-aws/internal/acctest"
+)
+
+func TestAccControlTower_serial(t *testing.T) {
+	t.Parallel()
+
+	testCases := map[string]map[string]func(t *testing.T){
+		"LandingZone": {
+			"basic":      testAccLandingZone_basic,
+			"disappears": testAccLandingZone_disappears,
+			"tags":       testAccLandingZone_tags,
+		},
+	}
+
+	acctest.RunSerialTests2Levels(t, testCases, 0)
+}

internal/service/controltower/exports_test.go

@@ -5,7 +5,9 @@ package controltower
 
 // Exports for use in tests only.
 var (
-	ResourceControl = resourceControl
+	ResourceControl     = resourceControl
+	ResourceLandingZone = resourceLandingZone
 
 	FindEnabledControlByTwoPartKey = findEnabledControlByTwoPartKey
+	FindLandingZoneByID            = findLandingZoneByID
 )

internal/service/controltower/generate.go

@@ -2,6 +2,7 @@
 // SPDX-License-Identifier: MPL-2.0
 
 //go:generate go run ../../generate/servicepackage/main.go
+//go:generate go run ../../generate/tags/main.go -AWSSDKVersion=2 -ServiceTagsMap -KVTValues -SkipTypesImp -ListTags -UpdateTags
 // ONLY generate directives and package declaration! Do not add anything else to this file.
 
 package controltower