fix(rss2twitter): fix templating and add unit tests (#663)

charts/rss2twitter/Chart.yaml

@@ -2,4 +2,4 @@ apiVersion: v2
 description: A Helm chart for https://github.com/umputun/rss2twitter
 name: rss2twitter
 type: application
-version: 0.0.4
+version: 0.0.5

charts/rss2twitter/README.md

@@ -0,0 +1,9 @@
+# RSS 2 Twitter
+
+This chart deploys [rss2twitter](https://github.com/umputun/rss2twitter).
+
+## Running this yourself
+
+```
+helm install -f values.yaml -f values.local.yaml --name rss2twitter .
+```

charts/rss2twitter/tests/custom_values_test.yaml

@@ -0,0 +1,32 @@
+suite: Test with custom values
+templates:
+  - _helper.tpl
+  - deployment.yaml
+  - exclusion-patterns-configmap.yaml
+  - secret.yaml
+tests:
+  - it: should create a Secret with the correct value
+    set:
+      twitter:
+        consumerKey: consumer-key
+        consumerSecret: consumer-secret
+        accessToken: access-token
+        accessSecret: access-secret
+    template: secret.yaml
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Secret
+      - equal:
+          path: data.TWI_CONSUMER_KEY
+          value: Y29uc3VtZXIta2V5
+      - equal:
+          path: data.TWI_CONSUMER_SECRET
+          value: Y29uc3VtZXItc2VjcmV0
+      - equal:
+          path: data.TWI_ACCESS_TOKEN
+          value: YWNjZXNzLXRva2Vu
+      - equal:
+          path: data.TWI_ACCESS_SECRET
+          value: YWNjZXNzLXNlY3JldA==

charts/rss2twitter/tests/defaults_values_test.yaml

@@ -0,0 +1,17 @@
+suite: Test with default values
+templates:
+  - _helper.tpl
+  - deployment.yaml
+  - exclusion-patterns-configmap.yaml
+  - secret.yaml
+tests:
+  - it: should define the default deployment with the image umputun/rss2twitter
+    template: deployment.yaml
+    asserts:
+      - hasDocuments:
+          count: 1
+      - isKind:
+          of: Deployment
+      - equal:
+          path: spec.template.spec.containers[0].image
+          value: umputun/rss2twitter:v0.7.0

charts/rss2twitter/values.yaml

@@ -16,7 +16,7 @@ podSecurityContext: {}
 securityContext:
   capabilities:
     drop:
-    - ALL
+      - ALL
   readOnlyRootFilesystem: true
   runAsUser: 1001 # app
 resources: {}
@@ -40,3 +40,9 @@ env:
   # disables publishing to twitter and sends updates to logger only
   dryMode: true
   debugMode: false
+
+twitter:
+  consumerKey: ""
+  consumerSecret: ""
+  accessToken: ""
+  accessSecret: ""