ref: e88d7989907108b656eccd92bccc076be72a5c03
dir: /resources/page/pages_sort_test.go/
// Copyright 2019 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 page
import (
"fmt"
"testing"
"time"
"github.com/gohugoio/hugo/resources/resource"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestDefaultSort(t *testing.T) {
t.Parallel()
d1 := time.Now()
d2 := d1.Add(-1 * time.Hour)
d3 := d1.Add(-2 * time.Hour)
d4 := d1.Add(-3 * time.Hour)
p := createSortTestPages(4)
// first by weight
setSortVals([4]time.Time{d1, d2, d3, d4}, [4]string{"b", "a", "c", "d"}, [4]int{4, 3, 2, 1}, p)
SortByDefault(p)
assert.Equal(t, 1, p[0].Weight())
// Consider zero weight, issue #2673
setSortVals([4]time.Time{d1, d2, d3, d4}, [4]string{"b", "a", "d", "c"}, [4]int{0, 0, 0, 1}, p)
SortByDefault(p)
assert.Equal(t, 1, p[0].Weight())
// next by date
setSortVals([4]time.Time{d3, d4, d1, d2}, [4]string{"a", "b", "c", "d"}, [4]int{1, 1, 1, 1}, p)
SortByDefault(p)
assert.Equal(t, d1, p[0].Date())
// finally by link title
setSortVals([4]time.Time{d3, d3, d3, d3}, [4]string{"b", "c", "a", "d"}, [4]int{1, 1, 1, 1}, p)
SortByDefault(p)
assert.Equal(t, "al", p[0].LinkTitle())
assert.Equal(t, "bl", p[1].LinkTitle())
assert.Equal(t, "cl", p[2].LinkTitle())
}
// https://github.com/gohugoio/hugo/issues/4953
func TestSortByLinkTitle(t *testing.T) {
t.Parallel()
assert := require.New(t)
pages := createSortTestPages(6)
for i, p := range pages {
pp := p.(*testPage)
if i < 5 {
pp.title = fmt.Sprintf("title%d", i)
}
if i > 2 {
pp.linkTitle = fmt.Sprintf("linkTitle%d", i)
}
}
pages.shuffle()
bylt := pages.ByLinkTitle()
for i, p := range bylt {
msg := fmt.Sprintf("test: %d", i)
if i < 3 {
assert.Equal(fmt.Sprintf("linkTitle%d", i+3), p.LinkTitle(), msg)
} else {
assert.Equal(fmt.Sprintf("title%d", i-3), p.LinkTitle(), msg)
}
}
}
func TestSortByN(t *testing.T) {
t.Parallel()
d1 := time.Now()
d2 := d1.Add(-2 * time.Hour)
d3 := d1.Add(-10 * time.Hour)
d4 := d1.Add(-20 * time.Hour)
p := createSortTestPages(4)
for i, this := range []struct {
sortFunc func(p Pages) Pages
assertFunc func(p Pages) bool
}{
{(Pages).ByWeight, func(p Pages) bool { return p[0].Weight() == 1 }},
{(Pages).ByTitle, func(p Pages) bool { return p[0].Title() == "ab" }},
{(Pages).ByLinkTitle, func(p Pages) bool { return p[0].LinkTitle() == "abl" }},
{(Pages).ByDate, func(p Pages) bool { return p[0].Date() == d4 }},
{(Pages).ByPublishDate, func(p Pages) bool { return p[0].PublishDate() == d4 }},
{(Pages).ByExpiryDate, func(p Pages) bool { return p[0].ExpiryDate() == d4 }},
{(Pages).ByLastmod, func(p Pages) bool { return p[1].Lastmod() == d3 }},
{(Pages).ByLength, func(p Pages) bool { return p[0].(resource.LengthProvider).Len() == len(p[0].(*testPage).content) }},
} {
setSortVals([4]time.Time{d1, d2, d3, d4}, [4]string{"b", "ab", "cde", "fg"}, [4]int{0, 3, 2, 1}, p)
sorted := this.sortFunc(p)
if !this.assertFunc(sorted) {
t.Errorf("[%d] sort error", i)
}
}
}
func TestLimit(t *testing.T) {
t.Parallel()
p := createSortTestPages(10)
firstFive := p.Limit(5)
assert.Equal(t, 5, len(firstFive))
for i := 0; i < 5; i++ {
assert.Equal(t, p[i], firstFive[i])
}
assert.Equal(t, p, p.Limit(10))
assert.Equal(t, p, p.Limit(11))
}
func TestPageSortReverse(t *testing.T) {
t.Parallel()
p1 := createSortTestPages(10)
assert.Equal(t, 0, p1[0].(*testPage).fuzzyWordCount)
assert.Equal(t, 9, p1[9].(*testPage).fuzzyWordCount)
p2 := p1.Reverse()
assert.Equal(t, 9, p2[0].(*testPage).fuzzyWordCount)
assert.Equal(t, 0, p2[9].(*testPage).fuzzyWordCount)
// cached
assert.True(t, pagesEqual(p2, p1.Reverse()))
}
func TestPageSortByParam(t *testing.T) {
t.Parallel()
var k interface{} = "arbitrarily.nested"
unsorted := createSortTestPages(10)
delete(unsorted[9].Params(), "arbitrarily")
firstSetValue, _ := unsorted[0].Param(k)
secondSetValue, _ := unsorted[1].Param(k)
lastSetValue, _ := unsorted[8].Param(k)
unsetValue, _ := unsorted[9].Param(k)
assert.Equal(t, "xyz100", firstSetValue)
assert.Equal(t, "xyz99", secondSetValue)
assert.Equal(t, "xyz92", lastSetValue)
assert.Equal(t, nil, unsetValue)
sorted := unsorted.ByParam("arbitrarily.nested")
firstSetSortedValue, _ := sorted[0].Param(k)
secondSetSortedValue, _ := sorted[1].Param(k)
lastSetSortedValue, _ := sorted[8].Param(k)
unsetSortedValue, _ := sorted[9].Param(k)
assert.Equal(t, firstSetValue, firstSetSortedValue)
assert.Equal(t, secondSetValue, lastSetSortedValue)
assert.Equal(t, lastSetValue, secondSetSortedValue)
assert.Equal(t, unsetValue, unsetSortedValue)
}
func TestPageSortByParamNumeric(t *testing.T) {
t.Parallel()
var k interface{} = "arbitrarily.nested"
n := 10
unsorted := createSortTestPages(n)
for i := 0; i < n; i++ {
v := 100 - i
if i%2 == 0 {
v = 100.0 - i
}
unsorted[i].(*testPage).params = map[string]interface{}{
"arbitrarily": map[string]interface{}{
"nested": v,
},
}
}
delete(unsorted[9].Params(), "arbitrarily")
firstSetValue, _ := unsorted[0].Param(k)
secondSetValue, _ := unsorted[1].Param(k)
lastSetValue, _ := unsorted[8].Param(k)
unsetValue, _ := unsorted[9].Param(k)
assert.Equal(t, 100, firstSetValue)
assert.Equal(t, 99, secondSetValue)
assert.Equal(t, 92, lastSetValue)
assert.Equal(t, nil, unsetValue)
sorted := unsorted.ByParam("arbitrarily.nested")
firstSetSortedValue, _ := sorted[0].Param(k)
secondSetSortedValue, _ := sorted[1].Param(k)
lastSetSortedValue, _ := sorted[8].Param(k)
unsetSortedValue, _ := sorted[9].Param(k)
assert.Equal(t, 92, firstSetSortedValue)
assert.Equal(t, 93, secondSetSortedValue)
assert.Equal(t, 100, lastSetSortedValue)
assert.Equal(t, unsetValue, unsetSortedValue)
}
func BenchmarkSortByWeightAndReverse(b *testing.B) {
p := createSortTestPages(300)
b.ResetTimer()
for i := 0; i < b.N; i++ {
p = p.ByWeight().Reverse()
}
}
func setSortVals(dates [4]time.Time, titles [4]string, weights [4]int, pages Pages) {
for i := range dates {
this := pages[i].(*testPage)
other := pages[len(dates)-1-i].(*testPage)
this.date = dates[i]
this.lastMod = dates[i]
this.weight = weights[i]
this.title = titles[i]
// make sure we compare apples and ... apples ...
other.linkTitle = this.Title() + "l"
other.pubDate = dates[i]
other.expiryDate = dates[i]
other.content = titles[i] + "_content"
}
lastLastMod := pages[2].Lastmod()
pages[2].(*testPage).lastMod = pages[1].Lastmod()
pages[1].(*testPage).lastMod = lastLastMod
for _, p := range pages {
p.(*testPage).content = ""
}
}
func createSortTestPages(num int) Pages {
pages := make(Pages, num)
for i := 0; i < num; i++ {
p := newTestPage()
p.path = fmt.Sprintf("/x/y/p%d.md", i)
p.params = map[string]interface{}{
"arbitrarily": map[string]interface{}{
"nested": ("xyz" + fmt.Sprintf("%v", 100-i)),
},
}
w := 5
if i%2 == 0 {
w = 10
}
p.fuzzyWordCount = i
p.weight = w
p.description = "initial"
pages[i] = p
}
return pages
}