pages_prev_next_test.go (2420B)
1 // Copyright 2019 The Hugo Authors. All rights reserved.
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 // http://www.apache.org/licenses/LICENSE-2.0
7 //
8 // Unless required by applicable law or agreed to in writing, software
9 // distributed under the License is distributed on an "AS IS" BASIS,
10 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
11 // See the License for the specific language governing permissions and
12 // limitations under the License.
13
14 package page
15
16 import (
17 "testing"
18
19 qt "github.com/frankban/quicktest"
20 "github.com/spf13/cast"
21 )
22
23 type pagePNTestObject struct {
24 path string
25 weight int
26 date string
27 }
28
29 var pagePNTestSources = []pagePNTestObject{
30 {"/section1/testpage1.md", 5, "2012-04-06"},
31 {"/section1/testpage2.md", 4, "2012-01-01"},
32 {"/section1/testpage3.md", 3, "2012-04-06"},
33 {"/section2/testpage4.md", 2, "2012-03-02"},
34 {"/section2/testpage5.md", 1, "2012-04-06"},
35 }
36
37 func TestPrev(t *testing.T) {
38 t.Parallel()
39 c := qt.New(t)
40 pages := preparePageGroupTestPages(t)
41
42 c.Assert(pages.Prev(pages[3]), qt.Equals, pages[4])
43 c.Assert(pages.Prev(pages[1]), qt.Equals, pages[2])
44 c.Assert(pages.Prev(pages[4]), qt.IsNil)
45 }
46
47 func TestNext(t *testing.T) {
48 t.Parallel()
49 c := qt.New(t)
50 pages := preparePageGroupTestPages(t)
51
52 c.Assert(pages.Next(pages[0]), qt.IsNil)
53 c.Assert(pages.Next(pages[1]), qt.Equals, pages[0])
54 c.Assert(pages.Next(pages[4]), qt.Equals, pages[3])
55 }
56
57 func prepareWeightedPagesPrevNext(t *testing.T) WeightedPages {
58 w := WeightedPages{}
59
60 for _, src := range pagePNTestSources {
61 p := newTestPage()
62 p.path = src.path
63 p.weight = src.weight
64 p.date = cast.ToTime(src.date)
65 p.pubDate = cast.ToTime(src.date)
66 w = append(w, WeightedPage{Weight: p.weight, Page: p})
67 }
68
69 w.Sort()
70 return w
71 }
72
73 func TestWeightedPagesPrev(t *testing.T) {
74 t.Parallel()
75 c := qt.New(t)
76 w := prepareWeightedPagesPrevNext(t)
77
78 c.Assert(w.Prev(w[0].Page), qt.Equals, w[1].Page)
79 c.Assert(w.Prev(w[1].Page), qt.Equals, w[2].Page)
80 c.Assert(w.Prev(w[4].Page), qt.IsNil)
81 }
82
83 func TestWeightedPagesNext(t *testing.T) {
84 t.Parallel()
85 c := qt.New(t)
86 w := prepareWeightedPagesPrevNext(t)
87
88 c.Assert(w.Next(w[0].Page), qt.IsNil)
89 c.Assert(w.Next(w[1].Page), qt.Equals, w[0].Page)
90 c.Assert(w.Next(w[4].Page), qt.Equals, w[3].Page)
91 }