kubernetes recursive_fields_printer_test 源码

  • 2022-09-18
  • 浏览 (95)

kubernetes recursive_fields_printer_test 代码

文件路径:/staging/src/k8s.io/kubectl/pkg/explain/recursive_fields_printer_test.go

/*
Copyright 2017 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 explain

import (
	"bytes"
	"testing"

	"k8s.io/apimachinery/pkg/runtime/schema"
	tst "k8s.io/kubectl/pkg/util/openapi/testing"
)

func TestRecursiveFields(t *testing.T) {
	schema := resources.LookupResource(schema.GroupVersionKind{
		Group:   "",
		Version: "v1",
		Kind:    "OneKind",
	})
	if schema == nil {
		t.Fatal("Couldn't find schema v1.OneKind")
	}

	want := `field1	<Object>
   array	<[]integer>
   int	<integer>
   object	<map[string]string>
   primitive	<string>
   string	<string>
field2	<[]map[string]string>
`

	buf := bytes.Buffer{}
	f := Formatter{
		Writer: &buf,
		Wrap:   80,
	}
	s, err := LookupSchemaForField(schema, []string{})
	if err != nil {
		t.Fatalf("Invalid path %v: %v", []string{}, err)
	}
	if err := (fieldsPrinterBuilder{Recursive: true}).BuildFieldsPrinter(&f).PrintFields(s); err != nil {
		t.Fatalf("Failed to print fields: %v", err)
	}
	got := buf.String()
	if got != want {
		t.Errorf("Got:\n%v\nWant:\n%v\n", buf.String(), want)
	}
}

func TestRecursiveFieldsWithSelfReferenceObjects(t *testing.T) {
	var resources = tst.NewFakeResources("test-recursive-swagger.json")
	schema := resources.LookupResource(schema.GroupVersionKind{
		Group:   "",
		Version: "v2",
		Kind:    "OneKind",
	})
	if schema == nil {
		t.Fatal("Couldn't find schema v2.OneKind")
	}

	want := `field1	<Object>
   referencefield	<Object>
   referencesarray	<[]Object>
field2	<Object>
   reference	<Object>
      referencefield	<Object>
      referencesarray	<[]Object>
   string	<string>
`

	buf := bytes.Buffer{}
	f := Formatter{
		Writer: &buf,
		Wrap:   80,
	}
	s, err := LookupSchemaForField(schema, []string{})
	if err != nil {
		t.Fatalf("Invalid path %v: %v", []string{}, err)
	}
	if err := (fieldsPrinterBuilder{Recursive: true}).BuildFieldsPrinter(&f).PrintFields(s); err != nil {
		t.Fatalf("Failed to print fields: %v", err)
	}
	got := buf.String()
	if got != want {
		t.Errorf("Got:\n%v\nWant:\n%v\n", buf.String(), want)
	}
}

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