option for origin data as annotation

api/resource/origin_test.go

@@ -0,0 +1,83 @@
+// Copyright 2019 The Kubernetes Authors.
+// SPDX-License-Identifier: Apache-2.0
+
+package resource_test
+
+import (
+	"testing"
+
+	. "sigs.k8s.io/kustomize/api/resource"
+)
+
+func TestOriginAppend(t *testing.T) {
+	tests := []struct {
+		in       *Origin
+		path     string
+		expected string
+	}{
+		{
+			in: &Origin{
+				Path: "prod",
+			},
+			path: "service.yaml",
+			expected: `path: prod/service.yaml
+`,
+		},
+		{
+			in: &Origin{
+				Path: "overlay/prod",
+			},
+			path: "github.com/kubernetes-sigs/kustomize/examples/multibases/dev/",
+			expected: `path: examples/multibases/dev
+repo: https://github.com/kubernetes-sigs/kustomize
+`,
+		},
+	}
+	for _, test := range tests {
+		actual := test.in.Append(test.path).String()
+		if actual != test.expected {
+			t.Fatalf("Expected %v, but got %v\n", test.expected, actual)
+		}
+	}
+}
+
+func TestOriginString(t *testing.T) {
+	tests := []struct {
+		in       *Origin
+		expected string
+	}{
+		{
+			in: &Origin{
+				Path: "prod/service.yaml",
+				Repo: "github.com/kubernetes-sigs/kustomize/examples/multibases/dev/",
+				Ref:  "v1.0.6",
+			},
+			expected: `path: prod/service.yaml
+repo: github.com/kubernetes-sigs/kustomize/examples/multibases/dev/
+ref: v1.0.6
+`,
+		},
+		{
+			in: &Origin{
+				Path: "prod/service.yaml",
+				Repo: "github.com/kubernetes-sigs/kustomize/examples/multibases/dev/",
+			},
+			expected: `path: prod/service.yaml
+repo: github.com/kubernetes-sigs/kustomize/examples/multibases/dev/
+`,
+		},
+		{
+			in: &Origin{
+				Path: "prod/service.yaml",
+			},
+			expected: `path: prod/service.yaml
+`,
+		},
+	}
+
+	for _, test := range tests {
+		if test.in.String() != test.expected {
+			t.Fatalf("Expected %v, but got %v\n", test.expected, test.in.String())
+		}
+	}
+}