cli-utils/pkg/apply/task/printer_adapter_test.go

55 lines
1.2 KiB
Go

// Copyright 2019 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
package task
import (
"bytes"
"sync"
"testing"
"github.com/stretchr/testify/assert"
"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
"sigs.k8s.io/cli-utils/pkg/apply/event"
)
func TestKubectlPrinterAdapter(t *testing.T) {
ch := make(chan event.Event)
buffer := bytes.Buffer{}
operation := "serverside-applied"
adapter := KubectlPrinterAdapter{
ch: ch,
}
toPrinterFunc := adapter.toPrinterFunc()
resourcePrinter, err := toPrinterFunc(operation)
assert.NoError(t, err)
deployment := &unstructured.Unstructured{
Object: map[string]interface{}{
"apiVersion": "apps/v1",
"kind": "Deployment",
"metadata": map[string]interface{}{
"name": "name",
"namespace": "namespace",
},
},
}
// Need to run this in a separate gorutine since go channels
// are blocking.
var wg sync.WaitGroup
wg.Add(1)
go func() {
defer wg.Done()
err = resourcePrinter.PrintObj(deployment, &buffer)
}()
msg := <-ch
wg.Wait()
assert.NoError(t, err)
assert.Equal(t, event.ServersideApplied, msg.ApplyEvent.Operation)
assert.Equal(t, deployment, msg.ApplyEvent.Resource)
}