Move Helm unittests into subfolder (#750)

Reviewed-on: https://gitea.com/gitea/helm-chart/pulls/750
Co-authored-by: justusbunsi <sk.bunsenbrenner@gmail.com>
Co-committed-by: justusbunsi <sk.bunsenbrenner@gmail.com>

unittests/helm/dependency-checks/customization-integrity-postgresql-ha.yaml

@@ -0,0 +1,121 @@
+suite: Dependency checks | Customization integrity | postgresql-ha
+release:
+  name: gitea-unittests
+  namespace: testing
+set:
+  postgresql:
+    enabled: false
+  postgresql-ha:
+    enabled: true
+    global:
+      postgresql:
+        database: gitea-database
+        password: gitea-password
+        username: gitea-username
+    postgresql:
+      repmgrPassword: custom-password-repmgr
+      postgresPassword: custom-password-postgres
+      password: custom-password-overwritten-by-global-postgresql-password
+    pgpool:
+      adminPassword: custom-password-pgpool
+    service:
+      ports:
+        postgresql: 1234
+    persistence:
+      size: 1337Mi
+tests:
+  - it: "[postgresql-ha] DB settings are applied as expected"
+    template: charts/postgresql-ha/templates/postgresql/statefulset.yaml
+    asserts:
+      - documentIndex: 0
+        contains:
+          path: spec.template.spec.containers[0].env
+          content:
+            name: POSTGRES_DB
+            value: "gitea-database"
+      - documentIndex: 0
+        contains:
+          path: spec.template.spec.containers[0].env
+          content:
+            name: POSTGRES_USER
+            value: "gitea-username"
+  - it: "[postgresql-ha] DB passwords are applied as expected"
+    template: charts/postgresql-ha/templates/postgresql/secrets.yaml
+    asserts:
+      - documentIndex: 0
+        equal:
+          path: data["repmgr-password"]
+          value: "Y3VzdG9tLXBhc3N3b3JkLXJlcG1ncg=="
+      - documentIndex: 0
+        equal:
+          path: data["postgres-password"]
+          value: "Y3VzdG9tLXBhc3N3b3JkLXBvc3RncmVz"
+      - documentIndex: 0
+        equal:
+          path: data["password"]
+          value: "Z2l0ZWEtcGFzc3dvcmQ=" # postgresql-ha.postgresql.password is overwritten by postgresql-ha.global.postgresql.password and should not be referenced here
+  - it: "[postgresql-ha] pgpool.adminPassword is applied as expected"
+    template: charts/postgresql-ha/templates/pgpool/secrets.yaml
+    asserts:
+      - documentIndex: 0
+        equal:
+          path: data["admin-password"]
+          value: "Y3VzdG9tLXBhc3N3b3JkLXBncG9vbA=="
+  - it: "[postgresql-ha] pgpool.adminPassword is applied as expected"
+    template: charts/postgresql-ha/templates/pgpool/secrets.yaml
+    asserts:
+      - documentIndex: 0
+        equal:
+          path: data["admin-password"]
+          value: "Y3VzdG9tLXBhc3N3b3JkLXBncG9vbA=="
+  - it: "[postgresql-ha] pgpool.adminPassword is applied as expected"
+    template: charts/postgresql-ha/templates/pgpool/secrets.yaml
+    asserts:
+      - documentIndex: 0
+        equal:
+          path: data["admin-password"]
+          value: "Y3VzdG9tLXBhc3N3b3JkLXBncG9vbA=="
+  - it: "[postgresql-ha] persistence.size is applied as expected"
+    template: charts/postgresql-ha/templates/postgresql/statefulset.yaml
+    asserts:
+      - documentIndex: 0
+        equal:
+          path: spec.volumeClaimTemplates[0].spec.resources.requests.storage
+          value: "1337Mi"
+  - it: "[postgresql-ha] service.ports.postgresql is applied as expected"
+    template: charts/postgresql-ha/templates/pgpool/service.yaml
+    asserts:
+      - documentIndex: 0
+        equal:
+          path: spec.ports[0].port
+          value: 1234
+  - it: "[postgresql-ha] renders the referenced service"
+    template: charts/postgresql-ha/templates/pgpool/service.yaml
+    asserts:
+      - containsDocument:
+          kind: Service
+          apiVersion: v1
+          name: gitea-unittests-postgresql-ha-pgpool
+          namespace: testing
+  - it: "[gitea] connects to pgpool service"
+    template: templates/gitea/config.yaml
+    asserts:
+      - documentIndex: 0
+        matchRegex:
+          path: stringData.database
+          pattern: HOST=gitea-unittests-postgresql-ha-pgpool.testing.svc.cluster.local:1234
+  - it: "[gitea] connects to configured database"
+    template: templates/gitea/config.yaml
+    asserts:
+      - documentIndex: 0
+        matchRegex:
+          path: stringData.database
+          pattern: NAME=gitea-database
+      - documentIndex: 0
+        matchRegex:
+          path: stringData.database
+          pattern: USER=gitea-username
+      - documentIndex: 0
+        matchRegex:
+          path: stringData.database
+          pattern: PASSWD=gitea-password