Chart: Add ServiceAccount tests. (#12266)

Signed-off-by: Aran Shavit <[email protected]>
Co-authored-by: Aran Shavit <[email protected]>

Author: k8s-infra-cherrypick-robot

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

@@ -0,0 +1,47 @@
+suite: Controller > ServiceAccount
+templates:
+  - controller-serviceaccount.yaml
+
+tests:
+  - it: should not create a ServiceAccount if `serviceAccount.create` is false
+    set:
+      serviceAccount.create: false
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create a ServiceAccount if `serviceAccount.create` is true
+    set:
+      serviceAccount.create: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ServiceAccount
+      - equal:
+          path: metadata.name
+          value: RELEASE-NAME-ingress-nginx
+
+  - it: should create a ServiceAccount with specified name if `serviceAccount.name` is set
+    set:
+      serviceAccount.name: ingress-nginx-admission-test-sa
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ServiceAccount
+      - equal:
+          path: metadata.name
+          value: ingress-nginx-admission-test-sa
+
+  - it: should create a ServiceAccount with token auto-mounting disabled if `serviceAccount.automountServiceAccountToken` is false
+    set:
+      serviceAccount.automountServiceAccountToken: false
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ServiceAccount
+      - equal:
+          path: automountServiceAccountToken
+          value: false

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

@@ -0,0 +1,51 @@
+suite: Default Backend > ServiceAccount
+templates:
+  - default-backend-serviceaccount.yaml
+
+tests:
+  - it: should not create a ServiceAccount if `defaultBackend.serviceAccount.create` is false
+    set:
+      defaultBackend.enabled: true
+      defaultBackend.serviceAccount.create: false
+    asserts:
+      - hasDocuments:
+          count: 0
+
+  - it: should create a ServiceAccount if `defaultBackend.serviceAccount.create` is true
+    set:
+      defaultBackend.enabled: true
+      defaultBackend.serviceAccount.create: true
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ServiceAccount
+      - equal:
+          path: metadata.name
+          value: RELEASE-NAME-ingress-nginx-backend
+
+  - it: should create a ServiceAccount with specified name if `defaultBackend.serviceAccount.name` is set
+    set:
+      defaultBackend.enabled: true
+      defaultBackend.serviceAccount.name: ingress-nginx-admission-test-sa
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ServiceAccount
+      - equal:
+          path: metadata.name
+          value: ingress-nginx-admission-test-sa
+
+  - it: should create a ServiceAccount with token auto-mounting disabled if `defaultBackend.serviceAccount.automountServiceAccountToken` is false
+    set:
+      defaultBackend.enabled: true
+      defaultBackend.serviceAccount.automountServiceAccountToken: false
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: ServiceAccount
+      - equal:
+          path: automountServiceAccountToken
+          value: false