Add terratest tests (#14)

* Add terratest tests

* terraform-docs: automated action

* Update deps, small cosmetic changes

* Formating

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

Author: gkocur

README.md

@@ -83,8 +83,8 @@ No requirements.
 |------|--------|---------|
 | <a name="module_cloud_nat"></a> [cloud\_nat](#module\_cloud\_nat) | registry.terraform.io/terraform-google-modules/cloud-nat/google | 4.0.0 |
 | <a name="module_network"></a> [network](#module\_network) | registry.terraform.io/terraform-google-modules/network/google | 7.1.0 |
-| <a name="module_project"></a> [project](#module\_project) | registry.terraform.io/terraform-google-modules/project-factory/google | 14.2.1 |
-| <a name="module_project_services"></a> [project\_services](#module\_project\_services) | terraform-google-modules/project-factory/google//modules/project_services | 14.2.1 |
+| <a name="module_project"></a> [project](#module\_project) | registry.terraform.io/terraform-google-modules/project-factory/google | 14.4.0 |
+| <a name="module_project_services"></a> [project\_services](#module\_project\_services) | terraform-google-modules/project-factory/google//modules/project_services | 14.4.0 |
 
 ## Resources
 
@@ -113,11 +113,11 @@ No requirements.
 | <a name="input_k8s_network_base"></a> [k8s\_network\_base](#input\_k8s\_network\_base) | The IP CIDR base for pods and services secondary networks. Must not overlap with `subnet_network`. Must be a `/16` network. | `string` | n/a | yes |
 | <a name="input_master_authorized_networks"></a> [master\_authorized\_networks](#input\_master\_authorized\_networks) | Allows accessing masters only from defined networks. If `enable_private_endpoint` is `true` it must not be any public CIDR block. | `list(map(string))` | <pre>[<br>  {<br>    "cidr_block": "0.0.0.0/0",<br>    "display_name": "ALL"<br>  }<br>]</pre> | no |
 | <a name="input_master_ipv4_cidr_block"></a> [master\_ipv4\_cidr\_block](#input\_master\_ipv4\_cidr\_block) | The /28 CIDR block for masters when using private cluster. | `string` | `"172.16.0.0/28"` | no |
-| <a name="input_node_pools"></a> [node\_pools](#input\_node\_pools) | The object which describes the node pools. The structure is described in the README file. | `map(map(any))` | `{}` | no |
+| <a name="input_node_pools"></a> [node\_pools](#input\_node\_pools) | The object which describes the node pools. The structure is described in the README file. | `any` | `{}` | no |
 | <a name="input_org_id"></a> [org\_id](#input\_org\_id) | GCP organization id. Required if `create_project` is `true`. | `string` | `""` | no |
 | <a name="input_platform_name"></a> [platform\_name](#input\_platform\_name) | The name of the platform. Many resource names are based on this (VPC, subnet, GKE cluster etc). | `string` | n/a | yes |
-| <a name="input_project_id"></a> [project\_id](#input\_project\_id) | Existing project id. Required if `create_project` set to `false` | `string` | `""` | no |
-| <a name="input_project_name"></a> [project\_name](#input\_project\_name) | The name of the created project. Defaults to `platform_name` if not set. | `string` | `""` | no |
+| <a name="input_project_id"></a> [project\_id](#input\_project\_id) | Existing project id. Required if `create_project` set to `false` | `string` | `null` | no |
+| <a name="input_project_name"></a> [project\_name](#input\_project\_name) | The name of the created project. Defaults to `platform_name` if not set. | `string` | `null` | no |
 | <a name="input_region"></a> [region](#input\_region) | Region where to create resources. | `string` | n/a | yes |
 | <a name="input_regional"></a> [regional](#input\_regional) | Defines the type of the GKE cluster. If `true` - the cluster is created as `regional`. Otherwise - as `zonal`. | `bool` | `true` | no |
 | <a name="input_release_channel"></a> [release\_channel](#input\_release\_channel) | The GKE release channel. | `string` | `"UNSPECIFIED"` | no |

examples/autopilot/main.tf

@@ -0,0 +1,13 @@
+module "gke" {
+  source           = "../../"
+  create_project   = true
+  enable_autopilot = true
+  billing_account  = var.billing_account
+  org_id           = var.org_id
+  k8s_network_base = "10.100.0.0/16"
+  platform_name    = var.platform_name
+  region           = "europe-central2"
+  subnet_network   = "10.1.0.0/20"
+  regional         = true
+  node_pools       = {}
+}

examples/autopilot/outputs.tf

@@ -0,0 +1,6 @@
+output "project_id" {
+  value = module.gke.project_id
+}
+output "gke_cluster_id" {
+  value = module.gke.gke_cluster_id
+}

examples/autopilot/variables.tf

@@ -0,0 +1,9 @@
+variable "billing_account" {
+  type = string
+}
+variable "org_id" {
+  type = string
+}
+variable "platform_name" {
+  type = string
+}

examples/existing-project/main.tf

@@ -0,0 +1,23 @@
+module "gke" {
+  source                      = "../../"
+  region                      = "europe-central2"
+  create_project              = false
+  project_id                  = var.project_id
+  platform_name               = var.platform_name
+  disable_services_on_destroy = false
+  subnet_network              = "10.1.0.0/16"
+  k8s_network_base            = "10.100.0.0/16"
+  regional                    = false
+  zones                       = ["europe-central2-a"]
+  node_pools = {
+    default-pool = {
+      disk_size_gb = 50
+      max_count    = 3
+      preemptible  = true
+    },
+    other-pool = {
+      disk_size_gb = 100
+      preemptible  = true
+    }
+  }
+}

examples/existing-project/outputs.tf

@@ -0,0 +1,3 @@
+output "gke_cluster_id" {
+  value = module.gke.gke_cluster_id
+}

examples/existing-project/variables.tf

@@ -0,0 +1,7 @@
+variable "project_id" {
+  type    = string
+  default = "sml-internal"
+}
+variable "platform_name" {
+  type = string
+}

examples/terraform/private-cluster-new-project/main.tf renamed to examples/new-project/main.tf

@@ -1,10 +1,10 @@
 module "gke" {
-  source           = "../../../"
+  source           = "../../"
   create_project   = true
-  billing_account  = "<BILLING_ACCOUNT>" // replace with your billing account
-  org_id           = "<ORG_ID>"          // replace with your org id
+  billing_account  = var.billing_account
+  org_id           = var.org_id
   k8s_network_base = "10.100.0.0/16"
-  platform_name    = "test-gke"
+  platform_name    = var.platform_name
   region           = "europe-central2"
   subnet_network   = "10.1.0.0/20"
   regional         = false

examples/new-project/outputs.tf

@@ -0,0 +1,6 @@
+output "project_id" {
+  value = module.gke.project_id
+}
+output "gke_cluster_id" {
+  value = module.gke.gke_cluster_id
+}

examples/new-project/variables.tf

@@ -0,0 +1,9 @@
+variable "billing_account" {
+  type = string
+}
+variable "org_id" {
+  type = string
+}
+variable "platform_name" {
+  type = string
+}