tests(examples): do not run test-function on single terraform apply

Run only test-execution module during terraform test
and not during terraform apply.

Author: diodonfrost

examples/autoscaling-scheduler-terminate-instances/terraform.tftest.hcl

@@ -1,6 +1,10 @@
 run "create_test_infrastructure" {
   command = apply
 
+  variables {
+    test_mode = true
+  }
+
   assert {
     condition     = module.autoscaling-stop-friday.scheduler_lambda_name == "stop-autoscaling-${random_pet.suffix.id}"
     error_message = "Invalid Stop lambda name"

examples/autoscaling-scheduler/main.tf

@@ -107,6 +107,7 @@ module "autoscaling-start-monday" {
 }
 
 module "test-execution" {
+  count  = var.test_mode ? 1 : 0
   source = "./test-execution"
 
   lambda_stop_name       = module.autoscaling-stop-friday.scheduler_lambda_name

examples/autoscaling-scheduler/terraform.tftest.hcl

@@ -1,6 +1,10 @@
 run "create_test_infrastructure" {
   command = apply
 
+  variables {
+    test_mode = true
+  }
+
   assert {
     condition     = module.autoscaling-stop-friday.scheduler_lambda_name == "stop-autoscaling-${random_pet.suffix.id}"
     error_message = "Invalid Stop lambda name"

examples/autoscaling-scheduler/variables.tf

@@ -0,0 +1,5 @@
+variable "test_mode" {
+  description = "Whether to run in test mode"
+  type        = bool
+  default     = false
+}

examples/instance-scheduler/main.tf

@@ -76,6 +76,7 @@ module "ec2-start-monday" {
 }
 
 module "test-execution" {
+  count  = var.test_mode ? 1 : 0
   source = "./test-execution"
 
   lambda_stop_name               = module.ec2-stop-friday.scheduler_lambda_name

examples/instance-scheduler/terraform.tftest.hcl

@@ -1,6 +1,10 @@
 run "create_test_infrastructure" {
   command = apply
 
+  variables {
+    test_mode = true
+  }
+
   assert {
     condition     = module.ec2-stop-friday.scheduler_lambda_name == "stop-ec2-${random_pet.suffix.id}"
     error_message = "Invalid Stop lambda name"

examples/instance-scheduler/variables.tf

@@ -0,0 +1,5 @@
+variable "test_mode" {
+  description = "Whether to run in test mode"
+  type        = bool
+  default     = false
+}