mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-12 21:42:44 -05:00
255 lines
7.5 KiB
Go
255 lines
7.5 KiB
Go
// Copyright 2019 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package page
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import (
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"context"
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"fmt"
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"testing"
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qt "github.com/frankban/quicktest"
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)
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func TestSplitPages(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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pages := createTestPages(21)
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chunks := splitPages(pages, 5)
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c.Assert(len(chunks), qt.Equals, 5)
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for i := 0; i < 4; i++ {
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c.Assert(chunks[i].Len(), qt.Equals, 5)
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}
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lastChunk := chunks[4]
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c.Assert(lastChunk.Len(), qt.Equals, 1)
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}
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func TestSplitPageGroups(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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pages := createTestPages(21)
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groups, _ := pages.GroupBy(context.Background(), "Weight", "desc")
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chunks := splitPageGroups(groups, 5)
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c.Assert(len(chunks), qt.Equals, 5)
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firstChunk := chunks[0]
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// alternate weight 5 and 10
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if groups, ok := firstChunk.(PagesGroup); ok {
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c.Assert(groups.Len(), qt.Equals, 5)
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for _, pg := range groups {
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// first group 10 in weight
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c.Assert(pg.Key, qt.Equals, 10)
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for _, p := range pg.Pages {
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c.Assert(p.FuzzyWordCount(context.Background())%2 == 0, qt.Equals, true) // magic test
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}
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}
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} else {
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t.Fatal("Excepted PageGroup")
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}
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lastChunk := chunks[4]
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if groups, ok := lastChunk.(PagesGroup); ok {
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c.Assert(groups.Len(), qt.Equals, 1)
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for _, pg := range groups {
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// last should have 5 in weight
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c.Assert(pg.Key, qt.Equals, 5)
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for _, p := range pg.Pages {
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c.Assert(p.FuzzyWordCount(context.Background())%2 != 0, qt.Equals, true) // magic test
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}
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}
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} else {
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t.Fatal("Excepted PageGroup")
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}
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}
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func TestPager(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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pages := createTestPages(21)
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groups, _ := pages.GroupBy(context.Background(), "Weight", "desc")
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urlFactory := func(page int) string {
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return fmt.Sprintf("page/%d/", page)
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}
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_, err := newPaginatorFromPages(pages, -1, urlFactory)
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c.Assert(err, qt.Not(qt.IsNil))
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_, err = newPaginatorFromPageGroups(groups, -1, urlFactory)
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c.Assert(err, qt.Not(qt.IsNil))
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pag, err := newPaginatorFromPages(pages, 5, urlFactory)
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c.Assert(err, qt.IsNil)
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doTestPages(t, pag)
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first := pag.Pagers()[0].First()
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c.Assert(first.String(), qt.Equals, "Pager 1")
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c.Assert(first.Pages(), qt.Not(qt.HasLen), 0)
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c.Assert(first.PageGroups(), qt.HasLen, 0)
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pag, err = newPaginatorFromPageGroups(groups, 5, urlFactory)
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c.Assert(err, qt.IsNil)
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doTestPages(t, pag)
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first = pag.Pagers()[0].First()
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c.Assert(first.PageGroups(), qt.Not(qt.HasLen), 0)
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c.Assert(first.Pages(), qt.HasLen, 0)
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}
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func doTestPages(t *testing.T, paginator *Paginator) {
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c := qt.New(t)
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paginatorPages := paginator.Pagers()
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c.Assert(len(paginatorPages), qt.Equals, 5)
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c.Assert(paginator.TotalNumberOfElements(), qt.Equals, 21)
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c.Assert(paginator.PageSize(), qt.Equals, 5)
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c.Assert(paginator.TotalPages(), qt.Equals, 5)
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first := paginatorPages[0]
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c.Assert(first.URL(), qt.Equals, "page/1/")
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c.Assert(first.First(), qt.Equals, first)
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c.Assert(first.HasNext(), qt.Equals, true)
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c.Assert(first.Next(), qt.Equals, paginatorPages[1])
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c.Assert(first.HasPrev(), qt.Equals, false)
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c.Assert(first.Prev(), qt.IsNil)
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c.Assert(first.NumberOfElements(), qt.Equals, 5)
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c.Assert(first.PageNumber(), qt.Equals, 1)
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third := paginatorPages[2]
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c.Assert(third.HasNext(), qt.Equals, true)
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c.Assert(third.HasPrev(), qt.Equals, true)
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c.Assert(third.Prev(), qt.Equals, paginatorPages[1])
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last := paginatorPages[4]
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c.Assert(last.URL(), qt.Equals, "page/5/")
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c.Assert(last.Last(), qt.Equals, last)
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c.Assert(last.HasNext(), qt.Equals, false)
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c.Assert(last.Next(), qt.IsNil)
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c.Assert(last.HasPrev(), qt.Equals, true)
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c.Assert(last.NumberOfElements(), qt.Equals, 1)
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c.Assert(last.PageNumber(), qt.Equals, 5)
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}
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func TestPagerNoPages(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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pages := createTestPages(0)
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groups, _ := pages.GroupBy(context.Background(), "Weight", "desc")
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urlFactory := func(page int) string {
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return fmt.Sprintf("page/%d/", page)
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}
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paginator, _ := newPaginatorFromPages(pages, 5, urlFactory)
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doTestPagerNoPages(t, paginator)
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first := paginator.Pagers()[0].First()
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c.Assert(first.PageGroups(), qt.HasLen, 0)
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c.Assert(first.Pages(), qt.HasLen, 0)
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paginator, _ = newPaginatorFromPageGroups(groups, 5, urlFactory)
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doTestPagerNoPages(t, paginator)
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first = paginator.Pagers()[0].First()
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c.Assert(first.PageGroups(), qt.HasLen, 0)
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c.Assert(first.Pages(), qt.HasLen, 0)
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}
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func doTestPagerNoPages(t *testing.T, paginator *Paginator) {
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paginatorPages := paginator.Pagers()
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c := qt.New(t)
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c.Assert(len(paginatorPages), qt.Equals, 1)
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c.Assert(paginator.TotalNumberOfElements(), qt.Equals, 0)
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c.Assert(paginator.PageSize(), qt.Equals, 5)
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c.Assert(paginator.TotalPages(), qt.Equals, 0)
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// pageOne should be nothing but the first
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pageOne := paginatorPages[0]
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c.Assert(pageOne.First(), qt.Not(qt.IsNil))
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c.Assert(pageOne.HasNext(), qt.Equals, false)
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c.Assert(pageOne.HasPrev(), qt.Equals, false)
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c.Assert(pageOne.Next(), qt.IsNil)
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c.Assert(len(pageOne.Pagers()), qt.Equals, 1)
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c.Assert(pageOne.Pages().Len(), qt.Equals, 0)
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c.Assert(pageOne.NumberOfElements(), qt.Equals, 0)
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c.Assert(pageOne.TotalNumberOfElements(), qt.Equals, 0)
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c.Assert(pageOne.TotalPages(), qt.Equals, 0)
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c.Assert(pageOne.PageNumber(), qt.Equals, 1)
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c.Assert(pageOne.PageSize(), qt.Equals, 5)
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}
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func TestProbablyEqualPageLists(t *testing.T) {
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t.Parallel()
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fivePages := createTestPages(5)
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zeroPages := createTestPages(0)
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zeroPagesByWeight, _ := createTestPages(0).GroupBy(context.Background(), "Weight", "asc")
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fivePagesByWeight, _ := createTestPages(5).GroupBy(context.Background(), "Weight", "asc")
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ninePagesByWeight, _ := createTestPages(9).GroupBy(context.Background(), "Weight", "asc")
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for i, this := range []struct {
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v1 any
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v2 any
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expect bool
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}{
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{nil, nil, true},
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{"a", "b", true},
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{"a", fivePages, false},
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{fivePages, "a", false},
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{fivePages, createTestPages(2), false},
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{fivePages, fivePages, true},
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{zeroPages, zeroPages, true},
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{fivePagesByWeight, fivePagesByWeight, true},
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{zeroPagesByWeight, fivePagesByWeight, false},
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{zeroPagesByWeight, zeroPagesByWeight, true},
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{fivePagesByWeight, fivePages, false},
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{fivePagesByWeight, ninePagesByWeight, false},
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} {
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result := probablyEqualPageLists(this.v1, this.v2)
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if result != this.expect {
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t.Errorf("[%d] got %t but expected %t", i, result, this.expect)
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}
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}
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}
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func TestPaginationPage(t *testing.T) {
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t.Parallel()
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c := qt.New(t)
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urlFactory := func(page int) string {
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return fmt.Sprintf("page/%d/", page)
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}
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fivePages := createTestPages(7)
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fivePagesFuzzyWordCount, _ := createTestPages(7).GroupBy(context.Background(), "FuzzyWordCount", "asc")
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p1, _ := newPaginatorFromPages(fivePages, 2, urlFactory)
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p2, _ := newPaginatorFromPageGroups(fivePagesFuzzyWordCount, 2, urlFactory)
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f1 := p1.pagers[0].First()
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f2 := p2.pagers[0].First()
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page11, _ := f1.page(1)
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page1Nil, _ := f1.page(3)
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page21, _ := f2.page(1)
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page2Nil, _ := f2.page(3)
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c.Assert(page11.FuzzyWordCount(context.Background()), qt.Equals, 3)
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c.Assert(page1Nil, qt.IsNil)
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c.Assert(page21, qt.Not(qt.IsNil))
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c.Assert(page21.FuzzyWordCount(context.Background()), qt.Equals, 3)
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c.Assert(page2Nil, qt.IsNil)
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}
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