Add some integrations tests for Helm Render

GoogleContainerTools · May 10, 2020 · b61567b · b61567b
1 parent 18774dc
commit b61567b
Showing 1 changed file with 185 additions and 0 deletions.
diff --git a/integration/render_test.go b/integration/render_test.go
@@ -180,3 +180,188 @@ spec:
 		})
 	}
 }
+
+func TestHelmRender(t *testing.T) {
+	if testing.Short() || RunOnGCP() {
+		t.Skip("skipping kind integration test")
+	}
+
+	tests := []struct {
+		description  string
+		builds       []build.Artifact
+		labels       []deploy.Labeller
+		helmReleases []latest.HelmRelease
+		expectedOut  string
+	}{
+		{
+			description: "Bare bones render",
+			builds: []build.Artifact{
+				{
+					ImageName: "gke-loadbalancer",
+					Tag:       "gke-loadbalancer:test",
+				},
+			},
+			labels: []deploy.Labeller{},
+			helmReleases: []latest.HelmRelease{{
+				Name:      "gke_loadbalancer",
+				ChartPath: "testdata/gke_loadbalancer/loadbalancer-helm",
+				Values: map[string]string{
+					"image": "gke-loadbalancer",
+				},
+			}},
+			expectedOut: `---
+# Source: loadbalancer-helm/templates/k8s.yaml
+apiVersion: v1
+kind: Service
+metadata:
+  name: gke-loadbalancer
+  labels:
+    app: gke-loadbalancer
+spec:
+  type: LoadBalancer
+  ports:
+    - port: 80
+      targetPort: 3000
+      protocol: TCP
+      name: http
+  selector:
+    app: "gke-loadbalancer"
+---
+# Source: loadbalancer-helm/templates/k8s.yaml
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: gke-loadbalancer
+  labels:
+    app: gke-loadbalancer
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: gke-loadbalancer
+  template:
+    metadata:
+      labels:
+        app: gke-loadbalancer
+    spec:
+      containers:
+        - name: gke-container
+          image: gke-loadbalancer:test
+          ports:
+            - containerPort: 3000
+
+`,
+		},
+		{
+			description: "A more complex template",
+			builds: []build.Artifact{
+				{
+					ImageName: "gcr.io/k8s-skaffold/skaffold-helm",
+					Tag:       "gcr.io/k8s-skaffold/skaffold-helm:sha256-nonsenslettersandnumbers",
+				},
+			},
+			labels: []deploy.Labeller{},
+			helmReleases: []latest.HelmRelease{{
+				Name:      "skaffold-helm",
+				ChartPath: "testdata/helm/skaffold-helm",
+				Values: map[string]string{
+					"image": "gcr.io/k8s-skaffold/skaffold-helm",
+				},
+			}},
+			expectedOut: `---
+# Source: skaffold-helm/templates/service.yaml
+apiVersion: v1
+kind: Service
+metadata:
+  name: skaffold-helm-skaffold-helm
+  labels:
+    app: skaffold-helm
+    chart: skaffold-helm-0.1.0
+    release: skaffold-helm
+    heritage: Helm
+spec:
+  type: ClusterIP
+  ports:
+    - port: 80
+      targetPort: 80
+      protocol: TCP
+      name: nginx
+  selector:
+    app: skaffold-helm
+    release: skaffold-helm
+---
+# Source: skaffold-helm/templates/deployment.yaml
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: skaffold-helm
+  labels:
+    app: skaffold-helm
+    chart: skaffold-helm-0.1.0
+    release: skaffold-helm
+    heritage: Helm
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: skaffold-helm
+      release: skaffold-helm
+  template:
+    metadata:
+      labels:
+        app: skaffold-helm
+        release: skaffold-helm
+    spec:
+      containers:
+        - name: skaffold-helm
+          image: gcr.io/k8s-skaffold/skaffold-helm:sha256-nonsenslettersandnumbers
+          imagePullPolicy: 
+          ports:
+            - containerPort: 80
+          resources:
+            {}
+---
+# Source: skaffold-helm/templates/ingress.yaml
+apiVersion: extensions/v1beta1
+kind: Ingress
+metadata:
+  name: skaffold-helm-skaffold-helm
+  labels:
+    app: skaffold-helm
+    chart: skaffold-helm-0.1.0
+    release: skaffold-helm
+    heritage: Helm
+  annotations:
+spec:
+  rules:
+    - http:
+        paths:
+          - path: /
+            backend:
+              serviceName: skaffold-helm-skaffold-helm
+              servicePort: 80
+
+`,
+		},
+	}
+	for _, test := range tests {
+		testutil.Run(t, test.description, func(t *testutil.T) {
+			deployer := deploy.NewHelmDeployer(&runcontext.RunContext{
+				Cfg: latest.Pipeline{
+					Deploy: latest.DeployConfig{
+						DeployType: latest.DeployType{
+							HelmDeploy: &latest.HelmDeploy{
+								Releases: test.helmReleases,
+							},
+						},
+					},
+				},
+			})
+			var b bytes.Buffer
+			err := deployer.Render(context.Background(), &b, test.builds, test.labels, "")
+
+			t.CheckNoError(err)
+			t.CheckDeepEqual(test.expectedOut, b.String())
+		})
+	}
+}