1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
|
package yamlpath
import (
"testing"
"gopkg.in/yaml.v3"
"gotest.tools/v3/assert"
)
//nolint:gochecknoglobals
var yamlDoc = `---
hash:
child_attr:
key: 5280
dotted.child:
key: 42
aliases:
- &first_anchor Simple string value
- Complex ending
users:
- name: User One
password: foobar
roles:
- Writers
- name: User Two
password: barfoo
roles:
- Power Users
- Editors
:f:oo::
bar: baz
`
var tests = []struct { //nolint:gochecknoglobals
testName string
path string
output interface{}
}{
{"DotNotation", "hash.child_attr.key", 5280},
{"DotNotation", ":f:oo:.bar", "baz"},
{"SlashNotation", "/hash/child_attr/key", 5280},
{"EscapedDotNotation", "hash.dotted\\.child.key", 42},
{"QuotedDotNotation", "hash.\"dotted.child\".key", 42},
{"SingleQuotedDotNotation", "hash.'dotted.child'.key", 42},
{"SlashDotted", "/hash/dotted.child/key", 42},
{"SearchChildKeyDot", "hash.child_attr[.=key]", 5280},
{"SearchChildKeySlash", "/hash/child_attr[.=key]", 5280},
{"ExplicitIndex", "aliases[0]", "Simple string value"},
{"ImplicitIndex", "aliases.0", "Simple string value"},
{"ArraySlice", "aliases[0:2]", []interface{}{"Simple string value", "Complex ending"}},
{"ValuePrefix", "aliases[.^Simple]", "Simple string value"},
{"ValueContains", "aliases[.%string]", "Simple string value"},
{"ValueSuffix", "aliases[.$value]", "Simple string value"},
// TODO implement regex support
// {"ValueRegex", "aliases[.=~/^(\\b[Ss][a-z]+\\s){2}[a-z]+$/]", "Simple string value"},
{"SlashExplicitIndex", "/aliases[0]", "Simple string value"},
{"SlashImplicitIndex", "/aliases/0", "Simple string value"},
{"GetArrayOfHashes", "/users/name", []interface{}{"User One", "User Two"}},
{"IndexIntoArrayOfHashes", "/users[1]/name", "User Two"},
// Unsupported as anchors are erased in parsed yaml
// {"AnchoredIndex", "aliases[&first_anchor]", "Simple string value"},
// {"SlashAnchoredIndex", "/aliases[&first_anchor]", "Simple string value"},
{"ErrorOnNonExistingKey", "/broken", nil},
{"ErrorOnNonExistingArrayIndex", "aliases[4]", nil},
}
func TestYamlPath(t *testing.T) {
for _, tst := range tests {
path := tst.path
expected := tst.output
t.Run(tst.testName, func(t *testing.T) {
yamlBytes := []byte(yamlDoc)
yamlMap := map[string]interface{}{}
assert.NilError(t, yaml.Unmarshal(yamlBytes, &yamlMap))
out, err := YamlPath(yamlMap, path)
if expected != nil {
assert.NilError(t, err)
assert.DeepEqual(t, out, expected)
} else {
assert.Assert(t, err != nil)
}
})
}
}
|
