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159 lines
3.4 KiB
159 lines
3.4 KiB
// Copyright © 2023 OpenIM. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"bufio"
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"bytes"
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"reflect"
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"testing"
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"github.com/likexian/gokit/assert"
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"gopkg.in/yaml.v3"
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)
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func Test_main(t *testing.T) {
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sourceYaml := ` # See the OWNERS docs at https://go.k8s.io/owners
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approvers:
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- dep-approvers
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- thockin # Network
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- liggitt
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labels:
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- sig/architecture
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`
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outputYaml := `# See the OWNERS docs at https://go.k8s.io/owners
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approvers:
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- dep-approvers
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- thockin # Network
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- liggitt
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labels:
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- sig/architecture
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`
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node, _ := fetchYaml([]byte(sourceYaml))
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var output bytes.Buffer
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indent := 2
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writer := bufio.NewWriter(&output)
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_ = streamYaml(writer, &indent, node)
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_ = writer.Flush()
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assert.Equal(t, outputYaml, string(output.Bytes()), "yaml was not formatted correctly")
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}
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func Test_fetchYaml(t *testing.T) {
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type args struct {
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sourceYaml []byte
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}
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tests := []struct {
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name string
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args args
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want *yaml.Node
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wantErr bool
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}{
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{
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name: "Valid YAML",
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args: args{sourceYaml: []byte("key: value")},
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want: &yaml.Node{
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Kind: yaml.MappingNode,
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Tag: "!!map",
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Value: "",
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Content: []*yaml.Node{
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{
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Kind: yaml.ScalarNode,
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Tag: "!!str",
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Value: "key",
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},
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{
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Kind: yaml.ScalarNode,
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Tag: "!!str",
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Value: "value",
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},
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},
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},
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wantErr: false,
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},
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{
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name: "Invalid YAML",
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args: args{sourceYaml: []byte("key:")},
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want: nil,
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wantErr: true,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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got, err := fetchYaml(tt.args.sourceYaml)
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if (err != nil) != tt.wantErr {
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t.Errorf("fetchYaml() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if !reflect.DeepEqual(got, tt.want) {
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t.Errorf("fetchYaml() = %v, want %v", got, tt.want)
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}
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})
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}
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}
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func Test_streamYaml(t *testing.T) {
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type args struct {
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indent *int
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in *yaml.Node
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}
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defaultIndent := 2
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tests := []struct {
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name string
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args args
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wantWriter string
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wantErr bool
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}{
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{
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name: "Valid YAML node with default indent",
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args: args{
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indent: &defaultIndent,
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in: &yaml.Node{
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Kind: yaml.MappingNode,
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Tag: "!!map",
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Value: "",
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Content: []*yaml.Node{
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{
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Kind: yaml.ScalarNode,
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Tag: "!!str",
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Value: "key",
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},
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{
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Kind: yaml.ScalarNode,
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Tag: "!!str",
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Value: "value",
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},
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},
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},
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},
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wantWriter: "key: value\n",
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wantErr: false,
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},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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writer := &bytes.Buffer{}
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if err := streamYaml(writer, tt.args.indent, tt.args.in); (err != nil) != tt.wantErr {
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t.Errorf("streamYaml() error = %v, wantErr %v", err, tt.wantErr)
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return
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}
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if gotWriter := writer.String(); gotWriter != tt.wantWriter {
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t.Errorf("streamYaml() = %v, want %v", gotWriter, tt.wantWriter)
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}
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})
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}
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}
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