* Fix #93

Added tests for cluster auto scaling

Author: kopachevsky

.kitchen.yml

@@ -52,6 +52,13 @@ suites:
       systems:
         - name: simple_regional
           backend: local
+  - name: "simple_regional_beta"
+    driver:
+      root_module_directory: test/fixtures/simple_regional_beta
+    verifier:
+      systems:
+        - name: simple_regional_beta
+          backend: local
   - name: "simple_regional_with_networking"
     driver:
       root_module_directory: test/fixtures/simple_regional_with_networking

build/int.cloudbuild.yaml

@@ -81,6 +81,26 @@ steps:
     - verify simple-regional-local
   name: 'gcr.io/cloud-foundation-cicd/$_DOCKER_IMAGE_DEVELOPER_TOOLS:$_DOCKER_TAG_VERSION_DEVELOPER_TOOLS'
   args: ['/bin/bash', '-c', 'source /usr/local/bin/task_helper_functions.sh && kitchen_do destroy simple-regional-local']
+- id: create simple-regional-beta-local
+  waitFor:
+    - prepare
+  name: 'gcr.io/cloud-foundation-cicd/$_DOCKER_IMAGE_DEVELOPER_TOOLS:$_DOCKER_TAG_VERSION_DEVELOPER_TOOLS'
+  args: ['/bin/bash', '-c', 'source /usr/local/bin/task_helper_functions.sh && kitchen_do create simple-regional-beta-local']
+- id: converge simple-regional-beta-local
+  waitFor:
+    - create simple-regional-beta-local
+  name: 'gcr.io/cloud-foundation-cicd/$_DOCKER_IMAGE_DEVELOPER_TOOLS:$_DOCKER_TAG_VERSION_DEVELOPER_TOOLS'
+  args: ['/bin/bash', '-c', 'source /usr/local/bin/task_helper_functions.sh && kitchen_do converge simple-regional-beta-local']
+- id: verify simple-regional-beta-local
+  waitFor:
+    - converge simple-regional-beta-local
+  name: 'gcr.io/cloud-foundation-cicd/$_DOCKER_IMAGE_DEVELOPER_TOOLS:$_DOCKER_TAG_VERSION_DEVELOPER_TOOLS'
+  args: ['/bin/bash', '-c', 'source /usr/local/bin/task_helper_functions.sh && kitchen_do verify simple-regional-beta-local']
+- id: destroy simple-regional-beta-local
+  waitFor:
+    - verify simple-regional-beta-local
+  name: 'gcr.io/cloud-foundation-cicd/$_DOCKER_IMAGE_DEVELOPER_TOOLS:$_DOCKER_TAG_VERSION_DEVELOPER_TOOLS'
+  args: ['/bin/bash', '-c', 'source /usr/local/bin/task_helper_functions.sh && kitchen_do destroy simple-regional-beta-local']
 - id: create simple-regional-private-local
   waitFor:
     - prepare

test/integration/simple_regional_beta/controls/gcloud.rb

@@ -0,0 +1,57 @@
+# Copyright 2019 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+project_id = attribute('project_id')
+location = attribute('location')
+cluster_name = attribute('cluster_name')
+
+control "gcloud" do
+  title "Google Compute Engine GKE cluster autoscaling configuration"
+    describe command("gcloud --project=#{project_id} container clusters --zone=#{location} describe #{cluster_name} --format=json") do
+    its(:exit_status) { should eq 0 }
+    its(:stderr) { should eq '' }
+
+    let!(:data) do
+      if subject.exit_status == 0
+        JSON.parse(subject.stdout)
+      else
+        {}
+      end
+    end
+
+    describe "cluster-autoscaling" do
+      it "has the expected cluster autoscaling settings" do
+        expect(data['autoscaling']).to eq({
+            "autoprovisioningNodePoolDefaults" => {
+                "oauthScopes" => %w(https://www.googleapis.com/auth/logging.write https://www.googleapis.com/auth/monitoring),
+                "serviceAccount" => "default"
+            },
+            "enableNodeAutoprovisioning" => true,
+            "resourceLimits" => [
+                {
+                    "maximum" => "20",
+                    "minimum" => "5",
+                    "resourceType" => "cpu"
+                },
+                {
+                    "maximum" => "30",
+                    "minimum" => "10",
+                    "resourceType" => "memory"
+                }
+            ]
+        })
+      end
+    end
+  end
+end

test/integration/simple_regional_beta/inspec.yml

@@ -0,0 +1,17 @@
+name: simple_regional_beta
+attributes:
+  - name: project_id
+    required: true
+    type: string
+  - name: location
+    required: true
+    type: string
+  - name: cluster_name
+    required: true
+    type: string
+  - name: kubernetes_endpoint
+    required: true
+    type: string
+  - name: client_token
+    required: true
+    type: string