mirror of https://github.com/kubernetes/kops.git
				
				
				
			
		
			
				
	
	
		
			86 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Go
		
	
	
	
			
		
		
	
	
			86 lines
		
	
	
		
			1.9 KiB
		
	
	
	
		
			Go
		
	
	
	
| /*
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| Copyright 2020 The Kubernetes Authors.
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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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| */
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| 
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| package jsonutils
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| 
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| import (
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| 	"bytes"
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| 	"encoding/json"
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| 	"io"
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| 	"strings"
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| 	"testing"
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| 
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| 	"github.com/MakeNowJust/heredoc/v2"
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| )
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| 
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| func TestWriteToken(t *testing.T) {
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| 	tests := []struct {
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| 		name     string
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| 		input    string
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| 		indent   string
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| 		expected string
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| 	}{
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| 		{
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| 			name:   "WriteJson",
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| 			input:  heredoc.Doc(`{"key1": 123,"key2" : true   }  `),
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| 			indent: "",
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| 			expected: heredoc.Doc(`{
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| 			  "key1": 123,
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| 			  "key2": true
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| 			}`),
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| 		},
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| 		{
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| 			name:   "WriteJsonWithIndent",
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| 			input:  heredoc.Doc(`{"key1" :123, "999" : [123.5678,"abc"]  }`),
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| 			indent: "###",
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| 			expected: heredoc.Doc(`###{
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| 			###  "key1": 123,
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| 			###  "999": [
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| 			###    123.5678,
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| 			###    "abc"
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| 			###  ]
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| 			###}`),
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| 		},
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| 	}
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| 
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| 	for _, test := range tests {
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| 		t.Run(test.name, func(t *testing.T) {
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| 			var buf bytes.Buffer
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| 			out := &JSONStreamWriter{
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| 				out:    &buf,
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| 				indent: test.indent,
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| 			}
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| 			in := json.NewDecoder(strings.NewReader(test.input))
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| 			for {
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| 				token, err := in.Token()
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| 				if err != nil {
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| 					if err == io.EOF { // No more token
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| 						break
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| 					} else {
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| 						t.Fatalf("unexpected error parsing json input: %v", err)
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| 					}
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| 				}
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| 				if err := out.WriteToken(token); err != nil {
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| 					t.Fatalf("error writing json: %v", err)
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| 				}
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| 			}
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| 			if buf.String() != test.expected {
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| 				t.Fatalf("Actual result:\n%s\nExpect:\n%s", buf.String(), test.expected)
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| 			}
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| 		})
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| 	}
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| }
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