Files
kustomize/kyaml/fn/framework/framework_test.go
2020-11-12 11:54:58 -08:00

106 lines
2.3 KiB
Go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package framework_test
import (
"bytes"
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/stretchr/testify/assert"
"sigs.k8s.io/kustomize/kyaml/fn/framework"
"sigs.k8s.io/kustomize/kyaml/testutil"
"sigs.k8s.io/kustomize/kyaml/yaml"
)
func TestCommand_dockerfile(t *testing.T) {
d, err := ioutil.TempDir("", "kustomize")
if !assert.NoError(t, err) {
t.FailNow()
}
defer os.RemoveAll(d)
// create a function
resourceList := &framework.ResourceList{}
cmd := framework.Command(resourceList, func() error { return nil })
// generate the Dockerfile
cmd.SetArgs([]string{"gen", d})
if !assert.NoError(t, cmd.Execute()) {
t.FailNow()
}
b, err := ioutil.ReadFile(filepath.Join(d, "Dockerfile"))
if !assert.NoError(t, err) {
t.FailNow()
}
expected := `FROM golang:1.13-stretch
ENV CGO_ENABLED=0
WORKDIR /go/src/
COPY . .
RUN go build -v -o /usr/local/bin/function ./
FROM alpine:latest
COPY --from=0 /usr/local/bin/function /usr/local/bin/function
CMD ["function"]
`
if !assert.Equal(t, expected, string(b)) {
t.FailNow()
}
}
// TestCommand_standalone tests the framework works in standalone mode
func TestCommand_standalone(t *testing.T) {
// TODO: make this test pass on windows -- currently failure seems spurious
testutil.SkipWindows(t)
type api = struct {
A string `json:"a" yaml:"a"`
}
var config api
resourceList := &framework.ResourceList{FunctionConfig: &config}
cmd := framework.Command(resourceList, func() error {
resourceList.Items = append(resourceList.Items, yaml.MustParse(`
apiVersion: apps/v1
kind: Deployment
metadata:
name: bar1
namespace: default
annotations:
foo: bar1
`))
for i := range resourceList.Items {
err := resourceList.Items[i].PipeE(yaml.SetAnnotation("a", config.A))
if err != nil {
return err
}
}
return nil
})
cmd.SetArgs([]string{
filepath.Join("testdata", "command", "config.yaml"),
filepath.Join("testdata", "command", "input.yaml"),
})
var out bytes.Buffer
cmd.SetOutput(&out)
if !assert.NoError(t, cmd.Execute()) {
t.FailNow()
}
expected, err := ioutil.ReadFile(filepath.Join("testdata", "command", "expected.yaml"))
if !assert.NoError(t, err) {
t.FailNow()
}
if !assert.Equal(t, string(expected), out.String()) {
t.FailNow()
}
}