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
|
// Copyright 2017 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package collections
import (
"fmt"
"testing"
"github.com/gohugoio/hugo/common/maps"
qt "github.com/frankban/quicktest"
"github.com/gohugoio/hugo/deps"
)
func TestIndex(t *testing.T) {
t.Parallel()
c := qt.New(t)
ns := New(&deps.Deps{})
for i, test := range []struct {
item interface{}
indices []interface{}
expect interface{}
isErr bool
}{
{[]int{0, 1}, []interface{}{0}, 0, false},
{[]int{0, 1}, []interface{}{9}, nil, false}, // index out of range
{[]uint{0, 1}, nil, []uint{0, 1}, false},
{[][]int{{1, 2}, {3, 4}}, []interface{}{0, 0}, 1, false},
{map[int]int{1: 10, 2: 20}, []interface{}{1}, 10, false},
{map[int]int{1: 10, 2: 20}, []interface{}{0}, 0, false},
{map[string]map[string]string{"a": {"b": "c"}}, []interface{}{"a", "b"}, "c", false},
{[]map[string]map[string]string{{"a": {"b": "c"}}}, []interface{}{0, "a", "b"}, "c", false},
{map[string]map[string]interface{}{"a": {"b": []string{"c", "d"}}}, []interface{}{"a", "b", 1}, "d", false},
{map[string]map[string]string{"a": {"b": "c"}}, []interface{}{[]string{"a", "b"}}, "c", false},
{maps.Params{"a": "av"}, []interface{}{"A"}, "av", false},
{maps.Params{"a": map[string]interface{}{"b": "bv"}}, []interface{}{"A", "B"}, "bv", false},
// errors
{nil, nil, nil, true},
{[]int{0, 1}, []interface{}{"1"}, nil, true},
{[]int{0, 1}, []interface{}{nil}, nil, true},
{tstNoStringer{}, []interface{}{0}, nil, true},
} {
c.Run(fmt.Sprint(i), func(c *qt.C) {
errMsg := qt.Commentf("[%d] %v", i, test)
result, err := ns.Index(test.item, test.indices...)
if test.isErr {
c.Assert(err, qt.Not(qt.IsNil), errMsg)
return
}
c.Assert(err, qt.IsNil, errMsg)
c.Assert(result, qt.DeepEquals, test.expect, errMsg)
})
}
}
|
