default_pruning_test.go

Documentation: k8s.io/kube-openapi/pkg/handler

     1  /*
     2  Copyright 2020 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package handler_test
    18  
    19  import (
    20  	"encoding/json"
    21  	"reflect"
    22  	"testing"
    23  
    24  	"k8s.io/kube-openapi/pkg/handler"
    25  
    26  	"k8s.io/kube-openapi/pkg/validation/spec"
    27  )
    28  
    29  func TestDefaultPruning(t *testing.T) {
    30  	def := spec.Definitions{
    31  		"foo": spec.Schema{
    32  			SchemaProps: spec.SchemaProps{
    33  				Default: 0,
    34  				AllOf:   []spec.Schema{{SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}}},
    35  				AnyOf:   []spec.Schema{{SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}}},
    36  				OneOf:   []spec.Schema{{SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}}},
    37  				Not:     &spec.Schema{SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}},
    38  				Properties: map[string]spec.Schema{
    39  					"foo": {SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}},
    40  				},
    41  				AdditionalProperties: &spec.SchemaOrBool{Schema: &spec.Schema{SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}}},
    42  				PatternProperties: map[string]spec.Schema{
    43  					"foo": {SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}},
    44  				},
    45  				Dependencies: spec.Dependencies{
    46  					"foo": spec.SchemaOrStringArray{Schema: &spec.Schema{SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}}},
    47  				},
    48  				AdditionalItems: &spec.SchemaOrBool{
    49  					Schema: &spec.Schema{SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}},
    50  				},
    51  				Definitions: spec.Definitions{
    52  					"bar": spec.Schema{SchemaProps: spec.SchemaProps{Default: "default-string", Title: "Field"}},
    53  				},
    54  			},
    55  		},
    56  	}
    57  	jsonDef, err := json.Marshal(def)
    58  	if err != nil {
    59  		t.Fatalf("Failed to marshal definition: %v", err)
    60  	}
    61  	wanted := spec.Definitions{
    62  		"foo": spec.Schema{
    63  			SchemaProps: spec.SchemaProps{
    64  				AllOf: []spec.Schema{{SchemaProps: spec.SchemaProps{Title: "Field"}}},
    65  				AnyOf: []spec.Schema{{SchemaProps: spec.SchemaProps{Title: "Field"}}},
    66  				OneOf: []spec.Schema{{SchemaProps: spec.SchemaProps{Title: "Field"}}},
    67  				Not:   &spec.Schema{SchemaProps: spec.SchemaProps{Title: "Field"}},
    68  				Properties: map[string]spec.Schema{
    69  					"foo": {SchemaProps: spec.SchemaProps{Title: "Field"}},
    70  				},
    71  				AdditionalProperties: &spec.SchemaOrBool{Schema: &spec.Schema{SchemaProps: spec.SchemaProps{Title: "Field"}}},
    72  				PatternProperties: map[string]spec.Schema{
    73  					"foo": {SchemaProps: spec.SchemaProps{Title: "Field"}},
    74  				},
    75  				Dependencies: spec.Dependencies{
    76  					"foo": spec.SchemaOrStringArray{Schema: &spec.Schema{SchemaProps: spec.SchemaProps{Title: "Field"}}},
    77  				},
    78  				AdditionalItems: &spec.SchemaOrBool{
    79  					Schema: &spec.Schema{SchemaProps: spec.SchemaProps{Title: "Field"}},
    80  				},
    81  				Definitions: spec.Definitions{
    82  					"bar": spec.Schema{SchemaProps: spec.SchemaProps{Title: "Field"}},
    83  				},
    84  			},
    85  		},
    86  	}
    87  
    88  	got := handler.PruneDefaults(def)
    89  	if !reflect.DeepEqual(got, wanted) {
    90  		gotJSON, _ := json.Marshal(got)
    91  		wantedJSON, _ := json.Marshal(wanted)
    92  		t.Fatalf("got: %v\nwanted %v", string(gotJSON), string(wantedJSON))
    93  	}
    94  	// Make sure that def hasn't been changed.
    95  	newDef, _ := json.Marshal(def)
    96  	if string(newDef) != string(jsonDef) {
    97  		t.Fatalf("prune removed defaults from initial config:\nBefore: %v\nAfter: %v", string(jsonDef), string(newDef))
    98  	}
    99  	// Make sure that no-op doesn't change the object.
   100  	if reflect.ValueOf(handler.PruneDefaults(got)).Pointer() != reflect.ValueOf(got).Pointer() {
   101  		t.Fatal("no-op prune returned new object")
   102  	}
   103  }
   104
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