Nested substitutions

cmd/config/internal/commands/cmdcreatesubstitution_test.go

@@ -184,6 +184,108 @@ spec:
         image: something/nginx::1.7.9/nginxotherthing # {"$openapi":"my-image-subst"}
       - name: sidecar
         image: sidecar:1.7.9
+ `,
+		},
+		{
+			name: "nested substitution",
+			args: []string{
+				"my-nested-subst", "--field-value", "something/nginx::1.7.9/nginxotherthing", "--pattern", "something/${my-image-subst}/${my-other-setter}"},
+			input: `
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-deployment
+spec:
+  replicas: 3
+  template:
+    spec:
+      containers:
+      - name: nginx
+        image: something/nginx::1.7.9/nginxotherthing
+      - name: sidecar
+        image: nginx::1.7.9 # {"$openapi":"my-image-subst"}
+ `,
+			inputOpenAPI: `
+apiVersion: v1alpha1
+kind: Example
+openAPI:
+  definitions:
+    io.k8s.cli.setters.my-image-setter:
+      x-k8s-cli:
+        setter:
+          name: my-image-setter
+          value: nginx
+    io.k8s.cli.setters.my-tag-setter:
+      x-k8s-cli:
+        setter:
+          name: my-tag-setter
+          value: 1.7.9
+    io.k8s.cli.substitutions.my-image-subst:
+      x-k8s-cli:
+        substitution:
+          name: my-image-subst
+          pattern: ${my-image-setter}::${my-tag-setter}
+          values:
+          - marker: ${my-image-setter}
+            ref: '#/definitions/io.k8s.cli.setters.my-image-setter'
+          - marker: ${my-tag-setter}
+            ref: '#/definitions/io.k8s.cli.setters.my-tag-setter'
+ `,
+			expectedOpenAPI: `
+apiVersion: v1alpha1
+kind: Example
+openAPI:
+  definitions:
+    io.k8s.cli.setters.my-image-setter:
+      x-k8s-cli:
+        setter:
+          name: my-image-setter
+          value: nginx
+    io.k8s.cli.setters.my-tag-setter:
+      x-k8s-cli:
+        setter:
+          name: my-tag-setter
+          value: 1.7.9
+    io.k8s.cli.substitutions.my-image-subst:
+      x-k8s-cli:
+        substitution:
+          name: my-image-subst
+          pattern: ${my-image-setter}::${my-tag-setter}
+          values:
+          - marker: ${my-image-setter}
+            ref: '#/definitions/io.k8s.cli.setters.my-image-setter'
+          - marker: ${my-tag-setter}
+            ref: '#/definitions/io.k8s.cli.setters.my-tag-setter'
+    io.k8s.cli.setters.my-other-setter:
+      x-k8s-cli:
+        setter:
+          name: my-other-setter
+          value: nginxotherthing
+    io.k8s.cli.substitutions.my-nested-subst:
+      x-k8s-cli:
+        substitution:
+          name: my-nested-subst
+          pattern: something/${my-image-subst}/${my-other-setter}
+          values:
+          - marker: ${my-image-subst}
+            ref: '#/definitions/io.k8s.cli.substitutions.my-image-subst'
+          - marker: ${my-other-setter}
+            ref: '#/definitions/io.k8s.cli.setters.my-other-setter'
+ `,
+			expectedResources: `
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: nginx-deployment
+spec:
+  replicas: 3
+  template:
+    spec:
+      containers:
+      - name: nginx
+        image: something/nginx::1.7.9/nginxotherthing # {"$openapi":"my-nested-subst"}
+      - name: sidecar
+        image: nginx::1.7.9 # {"$openapi":"my-image-subst"}
  `,
 		},
 	}