| 1 | // Copyright 2020 The Go Authors. All rights reserved. |
|---|---|
| 2 | // Use of this source code is governed by a BSD-style |
| 3 | // license that can be found in the LICENSE file. |
| 4 | |
| 5 | package wire |
| 6 | |
| 7 | import ( |
| 8 | "reflect" |
| 9 | "testing" |
| 10 | ) |
| 11 | |
| 12 | func TestMarshalJSON(t *testing.T) { |
| 13 | tests := []struct { |
| 14 | name string |
| 15 | pt *Point |
| 16 | want string |
| 17 | }{ |
| 18 | { |
| 19 | "PointInt64", |
| 20 | &Point{ |
| 21 | Value: PointInt64Value{ |
| 22 | Int64Value: 5, |
| 23 | }, |
| 24 | }, |
| 25 | `{"int64Value":5}`, |
| 26 | }, |
| 27 | { |
| 28 | "PointDouble", |
| 29 | &Point{ |
| 30 | Value: PointDoubleValue{ |
| 31 | DoubleValue: 3.14, |
| 32 | }, |
| 33 | }, |
| 34 | `{"doubleValue":3.14}`, |
| 35 | }, |
| 36 | { |
| 37 | "PointDistribution", |
| 38 | &Point{ |
| 39 | Value: PointDistributionValue{ |
| 40 | DistributionValue: &DistributionValue{ |
| 41 | Count: 3, |
| 42 | Sum: 10, |
| 43 | Buckets: []*Bucket{ |
| 44 | { |
| 45 | Count: 1, |
| 46 | }, |
| 47 | { |
| 48 | Count: 2, |
| 49 | }, |
| 50 | }, |
| 51 | BucketOptions: &BucketOptionsExplicit{ |
| 52 | Bounds: []float64{ |
| 53 | 0, 5, |
| 54 | }, |
| 55 | }, |
| 56 | }, |
| 57 | }, |
| 58 | }, |
| 59 | `{"distributionValue":{"count":3,"sum":10,"bucket_options":{"explicit":{"bounds":[0,5]}},"buckets":[{"count":1},{"count":2}]}}`, |
| 60 | }, |
| 61 | { |
| 62 | "nil point", |
| 63 | nil, |
| 64 | `null`, |
| 65 | }, |
| 66 | } |
| 67 | |
| 68 | for _, tt := range tests { |
| 69 | t.Run(tt.name, func(t *testing.T) { |
| 70 | buf, err := tt.pt.MarshalJSON() |
| 71 | if err != nil { |
| 72 | t.Fatalf("Got:\n%v\nWant:\n%v", err, nil) |
| 73 | } |
| 74 | got := string(buf) |
| 75 | if !reflect.DeepEqual(got, tt.want) { |
| 76 | t.Fatalf("Got:\n%s\nWant:\n%s", got, tt.want) |
| 77 | } |
| 78 | }) |
| 79 | } |
| 80 | } |
| 81 |
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