Files
kustomize/cmd/config/internal/commands/cmdlistsetters_test.go
Phani Teja Marupaka 6d92608877 List substitutions
2020-05-05 20:51:46 -07:00

306 lines
7.5 KiB
Go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package commands_test
import (
"bytes"
"io/ioutil"
"os"
"testing"
"github.com/stretchr/testify/assert"
"sigs.k8s.io/kustomize/cmd/config/ext"
"sigs.k8s.io/kustomize/cmd/config/internal/commands"
"sigs.k8s.io/kustomize/kyaml/openapi"
)
func TestListSettersCommand(t *testing.T) {
var tests = []struct {
name string
openapi string
input string
args []string
expected string
}{
{
name: "list-replicas",
openapi: `
openAPI:
definitions:
io.k8s.cli.setters.replicas:
x-k8s-cli:
setter:
name: replicas
value: "3"
setBy: me
description: "hello world"
`,
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: nginx-deployment
spec:
replicas: 3 # {"$ref": "#/definitions/io.k8s.cli.setters.replicas"}
`,
expected: ` NAME VALUE SET BY DESCRIPTION COUNT
replicas 3 me hello world 1
`,
},
{
name: "list-multiple",
openapi: `
openAPI:
definitions:
io.k8s.cli.setters.replicas:
description: "hello world 1"
x-k8s-cli:
setter:
name: replicas
value: "3"
setBy: me1
io.k8s.cli.setters.image:
description: "hello world 2"
x-k8s-cli:
setter:
name: image
value: "nginx"
setBy: me2
io.k8s.cli.setters.tag:
description: "hello world 3"
x-k8s-cli:
setter:
name: tag
value: "1.7.9"
setBy: me3
io.k8s.cli.substitutions.image:
x-k8s-cli:
substitution:
name: image
pattern: IMAGE:TAG
values:
- marker: IMAGE
ref: '#/definitions/io.k8s.cli.setters.image'
- marker: TAG
ref: '#/definitions/io.k8s.cli.setters.tag'
`,
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: nginx-deployment
spec:
replicas: 3 # {"$ref": "#/definitions/io.k8s.cli.setters.replicas"}
template:
spec:
containers:
- name: nginx
image: nginx:1.7.9 # {"$ref": "#/definitions/io.k8s.cli.substitutions.image"}
- name: nginx2
image: nginx # {"$ref": "#/definitions/io.k8s.cli.setters.image"}
`,
expected: ` NAME VALUE SET BY DESCRIPTION COUNT
image nginx me2 hello world 2 2
replicas 3 me1 hello world 1 1
tag 1.7.9 me3 hello world 3 1
SUBSTITUTION PATTERN SETTERS
image IMAGE:TAG [image,tag]
`,
},
{
name: "list-multiple-resources",
openapi: `
openAPI:
definitions:
io.k8s.cli.setters.replicas:
description: "hello world 1"
x-k8s-cli:
setter:
name: replicas
value: "3"
setBy: me1
io.k8s.cli.setters.image:
description: "hello world 2"
x-k8s-cli:
setter:
name: image
value: "nginx"
setBy: me2
io.k8s.cli.setters.tag:
description: "hello world 3"
x-k8s-cli:
setter:
name: tag
value: "1.7.9"
setBy: me3
io.k8s.cli.substitutions.image:
x-k8s-cli:
substitution:
name: image
pattern: IMAGE:TAG
values:
- marker: IMAGE
ref: '#/definitions/io.k8s.cli.setters.image'
- marker: TAG
ref: '#/definitions/io.k8s.cli.setters.tag'
`,
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: nginx-deployment-1
spec:
replicas: 3 # {"$ref": "#/definitions/io.k8s.cli.setters.replicas"}
template:
spec:
containers:
- name: nginx
image: nginx:1.7.9 # {"$ref": "#/definitions/io.k8s.cli.substitutions.image"}
- name: nginx2
image: nginx # {"$ref": "#/definitions/io.k8s.cli.setters.image"}
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: nginx-deployment-2
spec:
replicas: 3 # {"$ref": "#/definitions/io.k8s.cli.setters.replicas"}
template:
spec:
containers:
- name: nginx
image: nginx:1.7.9 # {"$ref": "#/definitions/io.k8s.cli.substitutions.image"}
- name: nginx2
image: nginx
`,
expected: ` NAME VALUE SET BY DESCRIPTION COUNT
image nginx me2 hello world 2 3
replicas 3 me1 hello world 1 2
tag 1.7.9 me3 hello world 3 2
SUBSTITUTION PATTERN SETTERS
image IMAGE:TAG [image,tag]
`,
},
{
name: "list-name",
args: []string{"image"},
openapi: `
openAPI:
definitions:
io.k8s.cli.setters.replicas:
description: "hello world 1"
x-k8s-cli:
setter:
name: replicas
value: "3"
setBy: me1
io.k8s.cli.setters.image:
description: "hello world 2"
x-k8s-cli:
setter:
name: image
value: "nginx"
setBy: me2
io.k8s.cli.setters.tag:
description: "hello world 3"
x-k8s-cli:
setter:
name: tag
value: "1.7.9"
setBy: me3
io.k8s.cli.substitutions.image:
x-k8s-cli:
substitution:
name: image
pattern: IMAGE:TAG
values:
- marker: IMAGE
ref: '#/definitions/io.k8s.cli.setters.image'
- marker: TAG
ref: '#/definitions/io.k8s.cli.setters.tag'
`,
input: `
apiVersion: apps/v1
kind: Deployment
metadata:
name: nginx-deployment-1
spec:
replicas: 3 # {"$ref": "#/definitions/io.k8s.cli.setters.replicas"}
template:
spec:
containers:
- name: nginx
image: nginx:1.7.9 # {"$ref": "#/definitions/io.k8s.cli.substitutions.image"}
- name: nginx2
image: nginx # {"$ref": "#/definitions/io.k8s.cli.setters.image"}
---
apiVersion: apps/v1
kind: Deployment
metadata:
name: nginx-deployment-2
spec:
replicas: 3 # {"$ref": "#/definitions/io.k8s.cli.setters.replicas"}
template:
spec:
containers:
- name: nginx
image: nginx:1.7.9 # {"$ref": "#/definitions/io.k8s.cli.substitutions.image"}
- name: nginx2
image: nginx
`,
expected: ` NAME VALUE SET BY DESCRIPTION COUNT
image nginx me2 hello world 2 3
SUBSTITUTION PATTERN SETTERS
image IMAGE:TAG [image,tag]
`,
},
}
for i := range tests {
test := tests[i]
t.Run(test.name, func(t *testing.T) {
// reset the openAPI afterward
openapi.ResetOpenAPI()
defer openapi.ResetOpenAPI()
f, err := ioutil.TempFile("", "k8s-cli-")
if !assert.NoError(t, err) {
t.FailNow()
}
defer os.Remove(f.Name())
old := ext.GetOpenAPIFile
defer func() { ext.GetOpenAPIFile = old }()
ext.GetOpenAPIFile = func(args []string) (s string, err error) {
err = ioutil.WriteFile(f.Name(), []byte(test.openapi), 0600)
if !assert.NoError(t, err) {
t.FailNow()
}
return f.Name(), nil
}
r, err := ioutil.TempFile("", "k8s-cli-*.yaml")
if !assert.NoError(t, err) {
t.FailNow()
}
defer os.Remove(r.Name())
err = ioutil.WriteFile(r.Name(), []byte(test.input), 0600)
if !assert.NoError(t, err) {
t.FailNow()
}
runner := commands.NewListSettersRunner("")
actual := &bytes.Buffer{}
runner.Command.SetOut(actual)
runner.Command.SetArgs(append([]string{r.Name()}, test.args...))
err = runner.Command.Execute()
if !assert.NoError(t, err) {
t.FailNow()
}
if !assert.Equal(t, test.expected, actual.String()) {
t.FailNow()
}
})
}
}