use sdk vcr (v4) if migrating package

Author: Mia-Cross

go.mod

@@ -85,6 +85,7 @@ require (
 	github.com/fsnotify/fsnotify v1.8.0 // indirect
 	github.com/go-logr/logr v1.4.3 // indirect
 	github.com/go-logr/stdr v1.2.2 // indirect
+	github.com/goccy/go-yaml v1.18.0 // indirect
 	github.com/golang/protobuf v1.5.4 // indirect
 	github.com/google/shlex v0.0.0-20191202100458-e7afc7fbc510 // indirect
 	github.com/gookit/color v1.5.1 // indirect
@@ -171,6 +172,7 @@ require (
 	google.golang.org/genproto/googleapis/rpc v0.0.0-20250825161204-c5933d9347a5 // indirect
 	google.golang.org/grpc v1.75.1 // indirect
 	google.golang.org/protobuf v1.36.9 // indirect
+	gopkg.in/dnaeon/go-vcr.v4 v4.0.5 // indirect
 	gopkg.in/ini.v1 v1.66.4 // indirect
 	gopkg.in/yaml.v2 v2.4.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect

internal/acctest/acctest.go

@@ -1,6 +1,7 @@
 package acctest
 
 import (
+	"net/http"
 	"os"
 	"strconv"
 	"strings"
@@ -9,6 +10,8 @@ import (
 
 	"github.com/hashicorp/terraform-plugin-go/tfprotov6"
 	"github.com/hashicorp/terraform-plugin-mux/tf6muxserver"
+	"github.com/scaleway/scaleway-sdk-go/scw"
+	"github.com/scaleway/scaleway-sdk-go/vcr"
 	"github.com/scaleway/terraform-provider-scaleway/v2/internal/env"
 	"github.com/scaleway/terraform-provider-scaleway/v2/internal/meta"
 	"github.com/scaleway/terraform-provider-scaleway/v2/internal/transport"
@@ -25,6 +28,41 @@ type TestTools struct {
 	Cleanup           func()
 }
 
+var foldersUsingVCRv4 = []string{
+	"instance",
+}
+
+func folderUsesVCRv4(fullFolderPath string) bool {
+	fullPathSplit := strings.Split(fullFolderPath, "/")
+	folder := fullPathSplit[len(fullPathSplit)-1]
+	for _, migratedFolder := range foldersUsingVCRv4 {
+		if migratedFolder == folder {
+			return true
+		}
+	}
+	return false
+}
+
+func NewRecordedClient(t *testing.T, pkgFolder string, update bool) (client *http.Client, cleanup func(), err error) {
+	t.Helper()
+
+	r, err := vcr.NewHTTPRecorder(t, pkgFolder, update, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	retryOptions := transport.RetryableTransportOptions{}
+	if !update {
+		retryOptions.RetryWaitMax = scw.TimeDurationPtr(0)
+	}
+
+	return &http.Client{
+			Transport: transport.NewRetryableTransportWithOptions(r, retryOptions),
+		}, func() {
+			require.NoError(t, r.Stop()) // Make sure recorder is stopped once done with it
+		}, nil
+}
+
 func NewTestTools(t *testing.T) *TestTools {
 	t.Helper()
 
@@ -35,8 +73,15 @@ func NewTestTools(t *testing.T) *TestTools {
 		t.Fatalf("cannot detect working directory for testing")
 	}
 
-	// Create a http client with recording capabilities
-	httpClient, cleanup, err := getHTTPRecoder(t, folder, *UpdateCassettes)
+	// Create an HTTP client with recording capabilities
+	var httpClient *http.Client
+	var cleanup func()
+
+	if folderUsesVCRv4(folder) {
+		httpClient, cleanup, err = NewRecordedClient(t, folder, *UpdateCassettes)
+	} else {
+		httpClient, cleanup, err = getHTTPRecoder(t, folder, *UpdateCassettes)
+	}
 	require.NoError(t, err)
 
 	// Create meta that will be passed in the provider config