1 files changed, 67 insertions, 0 deletions
diff --git a/kubernetes/common/mariadb-galera/tests/storage_class_test.yaml b/kubernetes/common/mariadb-galera/tests/storage_class_test.yaml
new file mode 100644
index 0000000000..9b7bdcb550
--- /dev/null
+++ b/kubernetes/common/mariadb-galera/tests/storage_class_test.yaml
@@ -0,0 +1,67 @@
+---
+suite: test storage class behavior
+templates:
+  - statefulset.yaml
+tests:
+  - it: 'should render "" as storageClassname (global case)'
+    values:
+      - ./values/persistence.yaml
+    set:
+      global.persistence.storageClass: "-"
+    asserts:
+      - isEmpty:
+          path: spec.volumeClaimTemplates[0].spec.storageClassName
+
+  - it: 'should "" as storageClassname (override case)'
+    values:
+      - ./values/persistence.yaml
+    set:
+      global.persistence.storageClass: "global"
+      persistence.storageClassOverride: "-"
+    asserts:
+      - isEmpty:
+          path: spec.volumeClaimTemplates[0].spec.storageClassName
+
+  - it: 'should "" as storageClassname (local case)'
+    values:
+      - ./values/persistence.yaml
+    set:
+      persistence.storageClass: "-"
+    asserts:
+      - isEmpty:
+          path: spec.volumeClaimTemplates[0].spec.storageClassName
+
+  - it: 'should render "global" as storageClassname'
+    values:
+      - ./values/persistence.yaml
+    set:
+      global.persistence.storageClass: "global"
+    asserts:
+      - equal:
+          path: spec.volumeClaimTemplates[0].spec.storageClassName
+          value: "global"
+
+  - it: 'should render "local" as storageClassname'
+    values:
+      - ./values/persistence.yaml
+    asserts:
+      - equal:
+          path: spec.volumeClaimTemplates[0].spec.storageClassName
+          value: "local"
+
+  - it: 'should render "override" as storageClassname'
+    values:
+      - ./values/persistence.yaml
+    set:
+      global.persistence.storageClass: "global"
+      persistence.storageClassOverride: "override"
+    asserts:
+      - equal:
+          path: spec.volumeClaimTemplates[0].spec.storageClassName
+          value: "override"
+
+  - it: 'should render "RELEASE-NAME-mariadb-galera-data" as storageClassname'
+    asserts:
+      - equal:
+          path: spec.volumeClaimTemplates[0].spec.storageClassName
+          value: "RELEASE-NAME-mariadb-galera-data"