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jregan
339
api/internal/wrappy/wnode_test.go
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339
api/internal/wrappy/wnode_test.go
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// Copyright 2019 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package wrappy_test
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import (
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"strings"
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"testing"
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"gopkg.in/yaml.v3"
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. "sigs.k8s.io/kustomize/api/internal/wrappy"
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kyaml "sigs.k8s.io/kustomize/kyaml/yaml"
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)
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const (
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deploymentLittleJson = `{"apiVersion":"apps/v1","kind":"Deployment",` +
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`"metadata":{"name":"homer","namespace":"simpsons"}}`
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deploymentBiggerJson = `
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{
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"apiVersion": "apps/v1",
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"kind": "Deployment",
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"metadata": {
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"name": "homer",
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"namespace": "simpsons",
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"labels": {
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"fruit": "apple",
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"veggie": "carrot"
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},
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"annotations": {
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"area": "51",
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"greeting": "Take me to your leader."
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}
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}
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}
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`
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bigMapYaml = `Kind: Service
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complextree:
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- field1:
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- boolfield: true
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floatsubfield: 1.01
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intsubfield: 1010
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stringsubfield: idx1010
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- boolfield: false
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floatsubfield: 1.011
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intsubfield: 1011
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stringsubfield: idx1011
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field2:
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- boolfield: true
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floatsubfield: 1.02
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intsubfield: 1020
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stringsubfield: idx1020
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- boolfield: false
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floatsubfield: 1.021
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intsubfield: 1021
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stringsubfield: idx1021
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- field1:
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- boolfield: true
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floatsubfield: 1.11
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intsubfield: 1110
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stringsubfield: idx1110
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- boolfield: false
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floatsubfield: 1.111
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intsubfield: 1111
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stringsubfield: idx1111
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field2:
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- boolfield: true
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floatsubfield: 1.112
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intsubfield: 1120
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stringsubfield: idx1120
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- boolfield: false
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floatsubfield: 1.1121
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intsubfield: 1121
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stringsubfield: idx1121
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metadata:
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labels:
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app: application-name
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name: service-name
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spec:
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ports:
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port: 80
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that:
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- idx0
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- idx1
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- idx2
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- idx3
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these:
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- field1:
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- idx010
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- idx011
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field2:
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- idx020
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- idx021
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- field1:
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- idx110
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- idx111
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field2:
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- idx120
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- idx121
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- field1:
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- idx210
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- idx211
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field2:
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- idx220
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- idx221
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this:
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is:
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aBool: true
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aFloat: 1.001
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aNilValue: null
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aNumber: 1000
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anEmptyMap: {}
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anEmptySlice: []
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those:
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- field1: idx0foo
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field2: idx0bar
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- field1: idx1foo
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field2: idx1bar
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- field1: idx2foo
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field2: idx2bar
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`
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)
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func makeBigMap() map[string]interface{} {
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return map[string]interface{}{
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"Kind": "Service",
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"metadata": map[string]interface{}{
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"labels": map[string]interface{}{
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"app": "application-name",
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},
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"name": "service-name",
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},
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"spec": map[string]interface{}{
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"ports": map[string]interface{}{
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"port": int64(80),
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},
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},
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"this": map[string]interface{}{
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"is": map[string]interface{}{
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"aNumber": int64(1000),
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"aFloat": float64(1.001),
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"aNilValue": nil,
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"aBool": true,
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"anEmptyMap": map[string]interface{}{},
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"anEmptySlice": []interface{}{},
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/*
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TODO: test for unrecognizable (e.g. a function)
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"unrecognizable": testing.InternalExample{
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Name: "fooBar",
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},
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*/
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},
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},
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"that": []interface{}{
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"idx0",
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"idx1",
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"idx2",
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"idx3",
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},
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"those": []interface{}{
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map[string]interface{}{
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"field1": "idx0foo",
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"field2": "idx0bar",
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},
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map[string]interface{}{
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"field1": "idx1foo",
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"field2": "idx1bar",
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},
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map[string]interface{}{
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"field1": "idx2foo",
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"field2": "idx2bar",
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},
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},
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"these": []interface{}{
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map[string]interface{}{
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"field1": []interface{}{"idx010", "idx011"},
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"field2": []interface{}{"idx020", "idx021"},
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},
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map[string]interface{}{
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"field1": []interface{}{"idx110", "idx111"},
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"field2": []interface{}{"idx120", "idx121"},
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},
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map[string]interface{}{
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"field1": []interface{}{"idx210", "idx211"},
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"field2": []interface{}{"idx220", "idx221"},
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},
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},
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"complextree": []interface{}{
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map[string]interface{}{
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"field1": []interface{}{
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map[string]interface{}{
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"stringsubfield": "idx1010",
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"intsubfield": int64(1010),
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"floatsubfield": float64(1.010),
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"boolfield": true,
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},
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map[string]interface{}{
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"stringsubfield": "idx1011",
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"intsubfield": int64(1011),
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"floatsubfield": float64(1.011),
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"boolfield": false,
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},
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},
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"field2": []interface{}{
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map[string]interface{}{
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"stringsubfield": "idx1020",
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"intsubfield": int64(1020),
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"floatsubfield": float64(1.020),
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"boolfield": true,
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},
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map[string]interface{}{
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"stringsubfield": "idx1021",
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"intsubfield": int64(1021),
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"floatsubfield": float64(1.021),
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"boolfield": false,
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},
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},
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},
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map[string]interface{}{
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"field1": []interface{}{
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map[string]interface{}{
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"stringsubfield": "idx1110",
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"intsubfield": int64(1110),
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"floatsubfield": float64(1.110),
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"boolfield": true,
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},
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map[string]interface{}{
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"stringsubfield": "idx1111",
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"intsubfield": int64(1111),
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"floatsubfield": float64(1.111),
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"boolfield": false,
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},
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},
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"field2": []interface{}{
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map[string]interface{}{
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"stringsubfield": "idx1120",
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"intsubfield": int64(1120),
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"floatsubfield": float64(1.1120),
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"boolfield": true,
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},
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map[string]interface{}{
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"stringsubfield": "idx1121",
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"intsubfield": int64(1121),
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"floatsubfield": float64(1.1121),
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"boolfield": false,
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},
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},
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},
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},
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}
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}
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func TestBasicYamlOperationFromMap(t *testing.T) {
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bytes, err := yaml.Marshal(makeBigMap())
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if err != nil {
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t.Fatalf("unexpected yaml.Marshal err: %v", err)
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}
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if string(bytes) != bigMapYaml {
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t.Fatalf("unexpected string equality")
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}
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rNode, err := kyaml.Parse(string(bytes))
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if err != nil {
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t.Fatalf("unexpected yaml.Marshal err: %v", err)
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}
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rNodeString := rNode.MustString()
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// The result from MustString has more indentation
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// than bigMapYaml.
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rNodeStrings := strings.Split(rNodeString, "\n")
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bigMapStrings := strings.Split(bigMapYaml, "\n")
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if len(rNodeStrings) != len(bigMapStrings) {
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t.Fatalf("line count mismatch")
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}
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for i := range rNodeStrings {
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s1 := strings.TrimSpace(rNodeStrings[i])
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s2 := strings.TrimSpace(bigMapStrings[i])
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if s1 != s2 {
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t.Fatalf("expected '%s'=='%s'", s1, s2)
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}
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}
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}
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func TestRoundTripJSON(t *testing.T) {
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wn := NewWNode()
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err := wn.UnmarshalJSON([]byte(deploymentLittleJson))
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if err != nil {
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t.Fatalf("unexpected UnmarshalJSON err: %v", err)
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}
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data, err := wn.MarshalJSON()
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if err != nil {
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t.Fatalf("unexpected MarshalJSON err: %v", err)
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}
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actual := string(data)
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if actual != deploymentLittleJson {
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t.Fatalf("expected %s, got %s", deploymentLittleJson, actual)
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}
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}
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func TestGettingFields(t *testing.T) {
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wn := NewWNode()
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err := wn.UnmarshalJSON([]byte(deploymentBiggerJson))
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if err != nil {
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t.Fatalf("unexpected unmarshaljson err: %v", err)
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}
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gvk := wn.GetGvk()
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expected := "apps"
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actual := gvk.Group
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if expected != actual {
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t.Fatalf("expected '%s', got '%s'", expected, actual)
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}
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expected = "v1"
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actual = gvk.Version
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if expected != actual {
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t.Fatalf("expected '%s', got '%s'", expected, actual)
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}
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expected = "Deployment"
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actual = gvk.Kind
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if expected != actual {
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t.Fatalf("expected '%s', got '%s'", expected, actual)
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}
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actual = wn.GetKind()
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if expected != actual {
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t.Fatalf("expected '%s', got '%s'", expected, actual)
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}
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expected = "homer"
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actual = wn.GetName()
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if expected != actual {
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t.Fatalf("expected '%s', got '%s'", expected, actual)
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}
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actualMap := wn.GetLabels()
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v, ok := actualMap["fruit"]
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if !ok || v != "apple" {
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t.Fatalf("unexpected labels '%v'", actualMap)
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}
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actualMap = wn.GetAnnotations()
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v, ok = actualMap["greeting"]
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if !ok || v != "Take me to your leader." {
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t.Fatalf("unexpected annotations '%v'", actualMap)
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}
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}
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