fix template error && add unittest for trivy db repository

Signed-off-by: my036811 <miner.yang@broadcom.com>

Author: MinerYang

templates/trivy/trivy-sts.yaml

@@ -103,9 +103,9 @@ spec:
             - name: "SCANNER_TRIVY_SKIP_JAVA_DB_UPDATE"
               value: {{ .Values.trivy.skipJavaDBUpdate | default false | quote }}
             - name: "SCANNER_TRIVY_DB_REPOSITORY"
-              value: {{ .Values.trivy.dbRepository | join \",\" | quote }}
+              value: {{ .Values.trivy.dbRepository | join "," | quote }}
             - name: "SCANNER_TRIVY_JAVA_DB_REPOSITORY"
-              value: {{ .Values.trivy.javaDBRepository | join \",\" | quote }}
+              value: {{ .Values.trivy.javaDBRepository | join "," | quote }}
             - name: "SCANNER_TRIVY_OFFLINE_SCAN"
               value: {{ .Values.trivy.offlineScan | default false | quote }}
             - name: "SCANNER_TRIVY_SECURITY_CHECKS"

test/unittest/trivy/trivy_statefulset_test.yaml

@@ -94,4 +94,23 @@ tests:
           path: spec.template.spec.volumes
           count: 2
       - notExists:
-          path: spec.volumeClaimTemplates
+          path: spec.volumeClaimTemplates
+  
+  - it: TrivyDBRepository
+    set:
+      trivy:
+        enabled: true
+    template: templates/trivy/trivy-sts.yaml
+    asserts:
+      - equal:
+          path: spec.template.spec.containers[0].env[14].value
+          value: "mirror.gcr.io/aquasec/trivy-db,ghcr.io/aquasecurity/trivy-db"
+      - equal:
+          path: spec.template.spec.containers[0].env[14].name
+          value: "SCANNER_TRIVY_DB_REPOSITORY"
+      - equal:
+          path: spec.template.spec.containers[0].env[15].value
+          value: "mirror.gcr.io/aquasec/trivy-java-db,ghcr.io/aquasecurity/trivy-java-db"
+      - equal:
+          path: spec.template.spec.containers[0].env[15].name
+          value: "SCANNER_TRIVY_JAVA_DB_REPOSITORY"