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Convert image transformer test to a more readable format

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This commit is contained in:
Yujun Zhang
2019-03-17 16:18:46 +08:00
parent 284efc709c
commit d0cf047381
2 changed files with 170 additions and 266 deletions
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266
pkg/transformers/image_test.go
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@@ -1,266 +0,0 @@
/*
Copyright 2019 The Kubernetes Authors.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package transformers
import (
"reflect"
"testing"
"sigs.k8s.io/kustomize/k8sdeps/kunstruct"
"sigs.k8s.io/kustomize/pkg/gvk"
"sigs.k8s.io/kustomize/pkg/image"
"sigs.k8s.io/kustomize/pkg/resid"
"sigs.k8s.io/kustomize/pkg/resmap"
"sigs.k8s.io/kustomize/pkg/resource"
)
func TestImageTransformer(t *testing.T) {
var rf = resource.NewFactory(
kunstruct.NewKunstructuredFactoryImpl())
m := resmap.ResMap{
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{}{
"spec": map[string]interface{}{
"initContainers": []interface{}{
map[string]interface{}{
"name": "nginx2",
"image": "my-nginx:1.8.0",
},
map[string]interface{}{
"name": "init-alpine",
"image": "alpine:1.8.0",
},
},
"containers": []interface{}{
map[string]interface{}{
"name": "nginx",
"image": "nginx:1.7.9",
},
map[string]interface{}{
"name": "replaced-with-digest",
"image": "foobar:1",
},
map[string]interface{}{
"name": "postgresdb",
"image": "postgres:1.8.0",
},
},
},
},
},
}),
resid.NewResId(gvk.Gvk{Kind: "randomKind"}, "random"): rf.FromMap(
map[string]interface{}{
"spec": map[string]interface{}{
"template": map[string]interface{}{
"spec": map[string]interface{}{
"containers": []interface{}{
map[string]interface{}{
"name": "nginx1",
"image": "nginx",
},
},
},
},
},
"spec2": map[string]interface{}{
"template": map[string]interface{}{
"spec": map[string]interface{}{
"containers": []interface{}{
map[string]interface{}{
"name": "nginx3",
"image": "nginx:v1",
},
map[string]interface{}{
"name": "nginx4",
"image": "my-nginx:latest",
},
},
},
},
},
"spec3": map[string]interface{}{
"template": map[string]interface{}{
"spec": map[string]interface{}{
"initContainers": []interface{}{
map[string]interface{}{
"name": "postgresdb",
"image": "postgres:alpine-9",
},
map[string]interface{}{
"name": "init-docker",
"image": "docker:17-git",
},
map[string]interface{}{
"name": "myimage",
"image": "myprivaterepohostname:1234/my/image:latest",
},
map[string]interface{}{
"name": "myimage2",
"image": "myprivaterepohostname:1234/my/image",
},
map[string]interface{}{
"name": "my-app",
"image": "my-app-image:v1",
},
map[string]interface{}{
"name": "my-cool-app",
"image": "gcr.io:8080/my-project/my-cool-app:latest",
},
},
},
},
},
}),
}
expected := resmap.ResMap{
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{}{
"spec": map[string]interface{}{
"initContainers": []interface{}{
map[string]interface{}{
"name": "nginx2",
"image": "my-nginx:previous",
},
map[string]interface{}{
"name": "init-alpine",
"image": "myprivaterepohostname:1234/my/cool-alpine:1.8.0",
},
},
"containers": []interface{}{
map[string]interface{}{
"name": "nginx",
"image": "nginx:v2",
},
map[string]interface{}{
"name": "replaced-with-digest",
"image": "foobar@sha256:24a0c4b4a4c0eb97a1aabb8e29f18e917d05abfe1b7a7c07857230879ce7d3d3",
},
map[string]interface{}{
"name": "postgresdb",
"image": "my-postgres:v3",
},
},
},
},
},
}),
resid.NewResId(gvk.Gvk{Kind: "randomKind"}, "random"): rf.FromMap(
map[string]interface{}{
"spec": map[string]interface{}{
"template": map[string]interface{}{
"spec": map[string]interface{}{
"containers": []interface{}{
map[string]interface{}{
"name": "nginx1",
"image": "nginx:v2",
},
},
},
},
},
"spec2": map[string]interface{}{
"template": map[string]interface{}{
"spec": map[string]interface{}{
"containers": []interface{}{
map[string]interface{}{
"name": "nginx3",
"image": "nginx:v2",
},
map[string]interface{}{
"name": "nginx4",
"image": "my-nginx:previous",
},
},
},
},
},
"spec3": map[string]interface{}{
"template": map[string]interface{}{
"spec": map[string]interface{}{
"initContainers": []interface{}{
map[string]interface{}{
"name": "postgresdb",
"image": "my-postgres:v3",
},
map[string]interface{}{
"name": "init-docker",
"image": "my-docker@sha256:25a0d4b4a4c0eb97a1aabb8e29f18e917d05abfe1b7a7c07857230879ce7d3d3",
},
map[string]interface{}{
"name": "myimage",
"image": "myprivaterepohostname:1234/my/image:v1.0.1",
},
map[string]interface{}{
"name": "myimage2",
"image": "myprivaterepohostname:1234/my/image:v1.0.1",
},
map[string]interface{}{
"name": "my-app",
"image": "gcr.io/my-project/my-app-image:v1",
},
map[string]interface{}{
"name": "my-cool-app",
"image": "my-cool-app:latest",
},
},
},
},
},
}),
}
it, err := NewImageTransformer([]image.Image{
{Name: "nginx", NewTag: "v2"},
{Name: "my-nginx", NewTag: "previous"},
{Name: "myprivaterepohostname:1234/my/image", NewTag: "v1.0.1"},
{Name: "foobar", Digest: "sha256:24a0c4b4a4c0eb97a1aabb8e29f18e917d05abfe1b7a7c07857230879ce7d3d3"},
{Name: "alpine", NewName: "myprivaterepohostname:1234/my/cool-alpine"},
{Name: "my-app-image", NewName: "gcr.io/my-project/my-app-image"},
{Name: "gcr.io:8080/my-project/my-cool-app", NewName: "my-cool-app"},
{Name: "postgres", NewName: "my-postgres", NewTag: "v3"},
{Name: "docker", NewName: "my-docker", Digest: "sha256:25a0d4b4a4c0eb97a1aabb8e29f18e917d05abfe1b7a7c07857230879ce7d3d3"},
})
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
err = it.Transform(m)
if err != nil {
t.Fatalf("unexpected error: %v", err)
}
if !reflect.DeepEqual(m, expected) {
err = expected.ErrorIfNotEqual(m)
t.Fatalf("actual doesn't match expected: %v. Actual %+v", err, m)
}
}