kustomize/k8sdeps/transformer/hash/transformer_test.go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0

package hash

import (
	"reflect"
	"testing"

	"sigs.k8s.io/kustomize/k8sdeps/kunstruct"
	"sigs.k8s.io/kustomize/pkg/resid"
	"sigs.k8s.io/kustomize/pkg/resmap"
	"sigs.k8s.io/kustomize/pkg/resource"
	"sigs.k8s.io/kustomize/pkg/types"
)

func TestNameHashTransformer(t *testing.T) {
	rf := resource.NewFactory(
		kunstruct.NewKunstructuredFactoryImpl())
	objs := resmap.ResMap{
		resid.NewResId(cmap, "cm1"): rf.FromMap(
			map[string]interface{}{
				"apiVersion": "v1",
				"kind":       "ConfigMap",
				"metadata": map[string]interface{}{
					"name": "cm1",
				},
			}),
		resid.NewResId(deploy, "deploy1"): rf.FromMap(
			map[string]interface{}{
				"group":      "apps",
				"apiVersion": "v1",
				"kind":       "Deployment",
				"metadata": map[string]interface{}{
					"name": "deploy1",
				},
				"spec": map[string]interface{}{
					"template": map[string]interface{}{
						"metadata": map[string]interface{}{
							"labels": map[string]interface{}{
								"old-label": "old-value",
							},
						},
						"spec": map[string]interface{}{
							"containers": []interface{}{
								map[string]interface{}{
									"name":  "nginx",
									"image": "nginx:1.7.9",
								},
							},
						},
					},
				},
			}),
		resid.NewResId(service, "svc1"): rf.FromMap(
			map[string]interface{}{
				"apiVersion": "v1",
				"kind":       "Service",
				"metadata": map[string]interface{}{
					"name": "svc1",
				},
				"spec": map[string]interface{}{
					"ports": []interface{}{
						map[string]interface{}{
							"name": "port1",
							"port": "12345",
						},
					},
				},
			}),
		resid.NewResId(secret, "secret1"): rf.FromMapAndOption(
			map[string]interface{}{
				"apiVersion": "v1",
				"kind":       "Secret",
				"metadata": map[string]interface{}{
					"name": "secret1",
				},
			}, &types.GeneratorArgs{Behavior: "create"}, &types.GeneratorOptions{DisableNameSuffixHash: false}),
	}

	expected := resmap.ResMap{
		resid.NewResId(cmap, "cm1"): rf.FromMap(
			map[string]interface{}{
				"apiVersion": "v1",
				"kind":       "ConfigMap",
				"metadata": map[string]interface{}{
					"name": "cm1",
				},
			}),
		resid.NewResId(deploy, "deploy1"): rf.FromMap(
			map[string]interface{}{
				"group":      "apps",
				"apiVersion": "v1",
				"kind":       "Deployment",
				"metadata": map[string]interface{}{
					"name": "deploy1",
				},
				"spec": map[string]interface{}{
					"template": map[string]interface{}{
						"metadata": map[string]interface{}{
							"labels": map[string]interface{}{
								"old-label": "old-value",
							},
						},
						"spec": map[string]interface{}{
							"containers": []interface{}{
								map[string]interface{}{
									"name":  "nginx",
									"image": "nginx:1.7.9",
								},
							},
						},
					},
				},
			}),
		resid.NewResId(service, "svc1"): rf.FromMap(
			map[string]interface{}{
				"apiVersion": "v1",
				"kind":       "Service",
				"metadata": map[string]interface{}{
					"name": "svc1",
				},
				"spec": map[string]interface{}{
					"ports": []interface{}{
						map[string]interface{}{
							"name": "port1",
							"port": "12345",
						},
					},
				},
			}),
		resid.NewResId(secret, "secret1"): rf.FromMapAndOption(
			map[string]interface{}{
				"apiVersion": "v1",
				"kind":       "Secret",
				"metadata": map[string]interface{}{
					"name": "secret1-7kc45hd5f7",
				},
			}, &types.GeneratorArgs{Behavior: "create"}, &types.GeneratorOptions{DisableNameSuffixHash: false}),
	}

	tran := NewTransformer()
	tran.Transform(objs)

	if !reflect.DeepEqual(objs, expected) {
		err := expected.ErrorIfNotEqual(objs)
		t.Fatalf("actual doesn't match expected: %v", err)
	}
}