1 package main
2
3 import (
4 "bytes"
5 "fmt"
6 "io"
7 "strings"
8 "testing"
9
10 "github.com/stretchr/testify/assert"
11 "github.com/stretchr/testify/require"
12 )
13
14 func TestConvert(t *testing.T) {
15 examples := []struct {
16 name string
17 input io.Reader
18 expected string
19 errors bool
20 }{
21 {
22 name: "valid toml",
23 input: strings.NewReader(`
24 [mytoml]
25 a = 42`),
26 expected: `{
27 "mytoml": {
28 "a": 42
29 }
30 }
31 `,
32 },
33 {
34 name: "invalid toml",
35 input: strings.NewReader(`bad = []]`),
36 errors: true,
37 },
38 {
39 name: "bad reader",
40 input: &badReader{},
41 errors: true,
42 },
43 }
44
45 for _, e := range examples {
46 b := new(bytes.Buffer)
47 err := convert(e.input, b)
48 if e.errors {
49 require.Error(t, err)
50 } else {
51 assert.NoError(t, err)
52 assert.Equal(t, e.expected, b.String())
53 }
54 }
55 }
56
57 type badReader struct{}
58
59 func (r *badReader) Read([]byte) (int, error) {
60 return 0, fmt.Errorf("reader failed on purpose")
61 }
62
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