feat(byo_ip_prefix): support migration

e2e/tf/v4/provider.tf

@@ -60,3 +60,29 @@ variable "crowdstrike_customer_id" {
   type        = string
   default     = ""
 }
+
+# BYO IP Prefix variables for testing
+# Set via TF_VAR_byo_ip_* environment variables or directly in terraform.tfvars
+variable "byo_ip_cidr" {
+  description = "BYO IP CIDR notation for the prefix"
+  type        = string
+  default     = "2606:54c2:2::/48"
+}
+
+variable "byo_ip_asn" {
+  description = "BYO IP ASN number"
+  type        = string
+  default     = "13335"
+}
+
+variable "byo_ip_loa_document_id" {
+  description = "BYO IP LOA document ID"
+  type        = string
+  default     = "a6061274b61449d3bb4521aee2e90c95"
+}
+
+variable "byo_ip_prefix_id" {
+  description = "BYO IP prefix ID (for v4 provider or migration tests)"
+  type        = string
+  default     = "b543f1a825f4474b88e945f164624412"
+}

integration/v4_to_v5/testdata/byo_ip_prefix/expected/byo_ip_prefix.tf

@@ -0,0 +1,217 @@
+# Comprehensive Integration Tests for byo_ip_prefix Migration (v4 → v5)
+# This file covers all v4 schema attributes and Terraform patterns
+# Target: 15-30+ resource instances
+
+# ============================================================================
+# PATTERN 1-2: Variables & Locals
+# ============================================================================
+
+variable "cloudflare_account_id" {
+  description = "Cloudflare account ID"
+  type        = string
+  # No default - must be provided
+}
+
+variable "cloudflare_zone_id" {
+  description = "Cloudflare zone ID"
+  type        = string
+  # No default - must be provided
+}
+
+variable "cloudflare_domain" {
+  description = "Cloudflare domain for testing"
+  type        = string
+}
+
+variable "prefix_base" {
+  description = "Base prefix ID for testing"
+  type        = string
+  default     = "cftftest"
+}
+
+variable "enable_optional" {
+  description = "Whether to create optional resources"
+  type        = bool
+  default     = true
+}
+
+variable "advertisement_status" {
+  description = "Advertisement status for prefixes"
+  type        = string
+  default     = "on"
+}
+
+locals {
+  name_prefix          = "cftftest"
+  environment          = "integration-test"
+  description_template = "BYO IP Prefix for ${local.environment}"
+
+  prefix_map = {
+    prod    = "cftftest-prod-001"
+    staging = "cftftest-staging-001"
+    dev     = "cftftest-dev-001"
+    test    = "cftftest-test-001"
+  }
+
+  prefix_list = [
+    "cftftest-list-001",
+    "cftftest-list-002",
+    "cftftest-list-003"
+  ]
+}
+
+# ============================================================================
+# PATTERN 1: Basic Resources (3 instances)
+# ============================================================================
+
+# Instance 1: Minimal resource (only required fields)
+resource "cloudflare_byo_ip_prefix" "minimal" {
+  account_id = var.cloudflare_account_id
+}
+
+# Instance 2: Full resource with all optional fields
+resource "cloudflare_byo_ip_prefix" "full" {
+  account_id  = var.cloudflare_account_id
+  description = "Full BYO IP prefix with all fields"
+}
+
+# Instance 3: Resource with variables
+resource "cloudflare_byo_ip_prefix" "with_variables" {
+  account_id  = var.cloudflare_account_id
+  description = local.description_template
+}
+
+# ============================================================================
+# PATTERN 3: for_each with Maps (4 instances)
+# ============================================================================
+
+resource "cloudflare_byo_ip_prefix" "from_map" {
+  for_each = local.prefix_map
+
+  account_id  = var.cloudflare_account_id
+  description = "Prefix for ${each.key} environment"
+}
+
+# ============================================================================
+# PATTERN 4: for_each with Sets (3 instances)
+# ============================================================================
+
+resource "cloudflare_byo_ip_prefix" "from_set" {
+  for_each = toset(local.prefix_list)
+
+  account_id  = var.cloudflare_account_id
+  description = "Prefix from set: ${each.value}"
+}
+
+# ============================================================================
+# PATTERN 5: count-based Resources (3 instances)
+# ============================================================================
+
+resource "cloudflare_byo_ip_prefix" "with_count" {
+  count = 3
+
+  account_id  = var.cloudflare_account_id
+  description = "Prefix number ${count.index + 1}"
+}
+
+# ============================================================================
+# PATTERN 6: Conditional Resource Creation (2 instances)
+# ============================================================================
+
+resource "cloudflare_byo_ip_prefix" "conditional" {
+  count = var.enable_optional ? 1 : 0
+
+  account_id  = var.cloudflare_account_id
+  description = "Conditional prefix"
+}
+
+resource "cloudflare_byo_ip_prefix" "conditional_ternary" {
+  count = var.enable_optional ? 2 : 0
+
+  account_id  = var.cloudflare_account_id
+  description = var.enable_optional ? "Enabled prefix ${count.index}" : null
+}
+
+# ============================================================================
+# PATTERN 7: Cross-resource References (1 instance)
+# ============================================================================
+
+# Note: byo_ip_prefix is a standalone resource, so cross-references are limited
+# But we can reference other instances
+resource "cloudflare_byo_ip_prefix" "reference" {
+  account_id  = cloudflare_byo_ip_prefix.minimal.account_id
+  description = "References minimal: ${cloudflare_byo_ip_prefix.minimal.prefix_id}"
+}
+
+# ============================================================================
+# PATTERN 8: Lifecycle Meta-arguments (2 instances)
+# ============================================================================
+
+resource "cloudflare_byo_ip_prefix" "with_lifecycle" {
+  account_id  = var.cloudflare_account_id
+  description = "Prefix with lifecycle rules"
+
+  lifecycle {
+    create_before_destroy = true
+    ignore_changes        = [description]
+  }
+}
+
+resource "cloudflare_byo_ip_prefix" "prevent_destroy" {
+  account_id  = var.cloudflare_account_id
+  description = "Protected prefix"
+
+  lifecycle {
+    prevent_destroy = true
+  }
+}
+
+# ============================================================================
+# PATTERN 9: Terraform Functions (3 instances)
+# ============================================================================
+
+resource "cloudflare_byo_ip_prefix" "with_join" {
+  account_id  = var.cloudflare_account_id
+  description = join(" - ", ["BYO IP", local.environment, "test"])
+}
+
+resource "cloudflare_byo_ip_prefix" "with_format" {
+  account_id  = var.cloudflare_account_id
+  description = format("Prefix for %s environment", local.environment)
+}
+
+resource "cloudflare_byo_ip_prefix" "with_interpolation" {
+  account_id  = var.cloudflare_account_id
+  description = "Prefix managed by ${local.name_prefix} for ${local.environment}"
+}
+
+# ============================================================================
+# EDGE CASES (2 instances)
+# ============================================================================
+
+# Edge case 1: Empty string description (vs null)
+resource "cloudflare_byo_ip_prefix" "empty_description" {
+  account_id  = var.cloudflare_account_id
+  description = ""
+}
+
+# Edge case 2: Advertisement off
+resource "cloudflare_byo_ip_prefix" "advertisement_off" {
+  account_id  = var.cloudflare_account_id
+  description = "Prefix with advertisement disabled"
+}
+
+# ============================================================================
+# INSTANCE COUNT SUMMARY
+# ============================================================================
+# Basic: 3
+# for_each maps: 4 (prod, staging, dev, test)
+# for_each sets: 3
+# count-based: 3
+# conditional: 3 (1 + 2 when enabled)
+# cross-reference: 1
+# lifecycle: 2
+# functions: 3
+# edge cases: 2
+# TOTAL: 24 instances (exceeds 15-30 target)
+# ============================================================================