Add more unit tests to helm chart

Signed-off-by: Stavros Foteinopoulos <stafot@gmail.com>

charts/ingress-nginx/tests/controller-configmap-addheaders_test.yaml

@@ -0,0 +1,25 @@
+suite: test controller addHeaders configmap
+templates:
+  - controller-configmap-addheaders.yaml
+
+tests:
+  - it: should not create a configmap if addHeaders is not set
+    set:
+      controller.addHeaders: null
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create a configmap if addHeaders is set
+    set:
+      controller.addHeaders:
+        X-Another-Custom-Header: "Value"
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ConfigMap
+      - equal:
+          path: metadata.name
+          value: RELEASE-NAME-ingress-nginx-custom-add-headers
+

charts/ingress-nginx/tests/controller-configmap-proxyheaders_test.yaml

@@ -0,0 +1,26 @@
+suite: test controller proxySetHeaders configmap
+templates:
+  - controller-configmap-proxyheaders.yaml
+
+tests:
+  - it: should not create a configmap if proxySetHeaders is not set
+    set:
+      controller.proxySetHeaders: null
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create a configmap if proxySetHeaders is set
+    set:
+      controller.proxySetHeaders:
+        X-Custom-Header: "Value"
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ConfigMap
+      - equal:
+          path: metadata.name
+          value: RELEASE-NAME-ingress-nginx-custom-proxy-headers
+
+

charts/ingress-nginx/tests/controller-configmap_test.yaml

@@ -0,0 +1,12 @@
+
+suite: test controller configmap
+templates:
+  - controller-configmap.yaml
+
+tests:
+  - it: should create a configmap
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ConfigMap

charts/ingress-nginx/tests/controller-daemonset_test.yaml

@@ -0,0 +1,14 @@
+suite: test controller daemonset
+templates:
+  - controller-daemonset.yaml
+
+tests:
+  - it: should create a daemonset when controller kind is DaemonSet
+    set:
+      controller.kind: DaemonSet
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: DaemonSet
+

charts/ingress-nginx/tests/controller-deployment_test.yaml

@@ -0,0 +1,33 @@
+suite: test controller deployment
+templates:
+  - controller-deployment.yaml
+
+tests:
+  - it: should always create a deployment
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Deployment
+
+  - it: custom replica count
+    set:
+      controller.enabled: true
+      controller.replicaCount: 3
+    asserts:
+      - equal:
+          path: spec.replicas
+          value: 3
+
+  - it: custom resource limits
+    set:
+      controller.enabled: true
+      controller.resources.limits.cpu: "500m"
+      controller.resources.limits.memory: "512Mi"
+    asserts:
+      - equal:
+          path: spec.template.spec.containers[0].resources.limits.cpu
+          value: "500m"
+      - equal:
+          path: spec.template.spec.containers[0].resources.limits.memory
+          value: "512Mi"

charts/ingress-nginx/tests/controller-hpa_test.yaml

@@ -0,0 +1,16 @@
+suite: test controller hpa
+templates:
+  - controller-hpa.yaml
+
+tests:
+  - it: should create an hpa when controller kind is Deployment and autoscaling is enabled
+    set:
+      controller.kind: Deployment
+      controller.autoscaling.enabled: true
+      controller.keda.enabled: false
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: HorizontalPodAutoscaler
+

charts/ingress-nginx/tests/controller-keda_test.yaml

@@ -0,0 +1,15 @@
+suite: test controller keda
+templates:
+  - controller-keda.yaml
+
+tests:
+  - it: should create a keda scaled object when controller kind is Deployment and keda is enabled
+    set:
+      controller.kind: Deployment
+      controller.keda.enabled: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ScaledObject
+

charts/ingress-nginx/tests/controller-networkpolicy_test.yaml

@@ -0,0 +1,20 @@
+suite: test controller network policy
+templates:
+  - controller-networkpolicy.yaml
+
+tests:
+  - it: should not create a network policy by default
+    set:
+      controller.networkPolicy.enabled: false
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create a network policy when enabled
+    set:
+      controller.networkPolicy.enabled: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: NetworkPolicy

charts/ingress-nginx/tests/controller-service-internal_test.yaml

@@ -0,0 +1,24 @@
+suite: test controller internal service
+templates:
+  - controller-service-internal.yaml
+
+tests:
+  - it: should not create an internal service by default
+    set:
+      controller.service.enabled: true
+      controller.service.internal.enabled: false
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create an internal service when enabled
+    set:
+      controller.service.enabled: true
+      controller.service.internal.enabled: true
+      controller.service.internal.annotations:
+        test.annotation: "true"
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Service

charts/ingress-nginx/tests/controller-service-metrics_test.yaml

@@ -0,0 +1,20 @@
+suite: test controller metrics service
+templates:
+  - controller-service-metrics.yaml
+
+tests:
+  - it: should not create a metrics service by default
+    set:
+      controller.metrics.enabled: false
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create a metrics service when enabled
+    set:
+      controller.metrics.enabled: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Service

charts/ingress-nginx/tests/controller-service_test.yaml

@@ -0,0 +1,32 @@
+suite: test controller service
+templates:
+  - controller-service.yaml
+
+tests:
+  - it: should not create any service by default
+    set:
+      controller.service.enabled: false
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create a service when enabled
+    set:
+      controller.service.enabled: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Service
+      - equal:
+          path: metadata.name
+          value: RELEASE-NAME-ingress-nginx-controller
+
+  - it: custom service type
+    set:
+      controller.service.enabled: true
+      controller.service.type: NodePort
+    asserts:
+      - equal:
+          path: spec.type
+          value: NodePort

charts/ingress-nginx/tests/default-backend-service_test.yaml

@@ -0,0 +1,32 @@
+suite: test default backend service
+templates:
+  - default-backend-service.yaml
+
+tests:
+  - it: should not create any default backend service by default
+    set:
+      defaultBackend.enabled: false
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create a default backend service when enabled
+    set:
+      defaultBackend.enabled: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Service
+      - equal:
+          path: metadata.name
+          value: RELEASE-NAME-ingress-nginx-defaultbackend
+
+  - it: verify service port configuration
+    set:
+      defaultBackend.enabled: true
+      defaultBackend.service.port: 80
+    asserts:
+      - equal:
+          path: spec.ports[0].port
+          value: 80