chore(test): add output tests

tests/module_outputs.tftest.hcl

@@ -0,0 +1,17 @@
+mock_provider "aws" {}
+
+run "module" {
+  module {
+    source = "./examples/simple"
+  }
+
+  assert {
+    condition     = length(module.cis_alarms.alarm_arns) == 14
+    error_message = "there sould be 14 alarms"
+  }
+
+  assert {
+    condition     = module.cis_alarms.alarm_arns[0] == "wyJROOO"
+    error_message = "there should be an ARN in the output"
+  }
+}

tests/rule_override.tftest.hcl

@@ -0,0 +1,24 @@
+mock_provider "aws" {}
+
+run "rule_override" {
+  variables {
+    alarm_action_arns = ["arn:aws:sns:us-east-2:123456789012:MyTopic"]
+    log_group_name    = "cloud-trail-logs"
+
+    rule_overrides = {
+      FancyRule = {
+        pattern ="{$.errorCode = \"Fancy\"}"
+        description = "My fancy rule"
+      }
+    }
+  }
+
+  assert {
+    condition     =  local.rules_merged["FancyRule"].description == "My fancy rule"
+    error_message = "FancyRule should be merged and have description 'My fancy rule'"
+  }
+  assert {
+    condition     =  local.rules_merged["NoMFAConsoleSignin"].period == 300
+    error_message = "NoMFAConsoleSignin should have period of 300"
+  }
+}