github.com/anakojm/hugo-katex@v0.0.0-20231023141351-42d6f5de9c0b/cache/filecache/filecache_pruner_test.go (about)

     1  // Copyright 2018 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 filecache_test
    15  
    16  import (
    17  	"fmt"
    18  	"testing"
    19  	"time"
    20  
    21  	"github.com/gohugoio/hugo/cache/filecache"
    22  	"github.com/spf13/afero"
    23  
    24  	qt "github.com/frankban/quicktest"
    25  )
    26  
    27  func TestPrune(t *testing.T) {
    28  	t.Parallel()
    29  
    30  	c := qt.New(t)
    31  
    32  	configStr := `
    33  resourceDir = "myresources"
    34  contentDir = "content"
    35  dataDir = "data"
    36  i18nDir = "i18n"
    37  layoutDir = "layouts"
    38  assetDir = "assets"
    39  archeTypedir = "archetypes"
    40  
    41  [caches]
    42  [caches.getjson]
    43  maxAge = "200ms"
    44  dir = "/cache/c"
    45  [caches.getcsv]
    46  maxAge = "200ms"
    47  dir = "/cache/d"
    48  [caches.assets]
    49  maxAge = "200ms"
    50  dir = ":resourceDir/_gen"
    51  [caches.images]
    52  maxAge = "200ms"
    53  dir = ":resourceDir/_gen"
    54  `
    55  
    56  	for _, name := range []string{filecache.CacheKeyGetCSV, filecache.CacheKeyGetJSON, filecache.CacheKeyAssets, filecache.CacheKeyImages} {
    57  		msg := qt.Commentf("cache: %s", name)
    58  		p := newPathsSpec(t, afero.NewMemMapFs(), configStr)
    59  		caches, err := filecache.NewCaches(p)
    60  		c.Assert(err, qt.IsNil)
    61  		cache := caches[name]
    62  		for i := 0; i < 10; i++ {
    63  			id := fmt.Sprintf("i%d", i)
    64  			cache.GetOrCreateBytes(id, func() ([]byte, error) {
    65  				return []byte("abc"), nil
    66  			})
    67  			if i == 4 {
    68  				// This will expire the first 5
    69  				time.Sleep(201 * time.Millisecond)
    70  			}
    71  		}
    72  
    73  		count, err := caches.Prune()
    74  		c.Assert(err, qt.IsNil)
    75  		c.Assert(count, qt.Equals, 5, msg)
    76  
    77  		for i := 0; i < 10; i++ {
    78  			id := fmt.Sprintf("i%d", i)
    79  			v := cache.GetString(id)
    80  			if i < 5 {
    81  				c.Assert(v, qt.Equals, "")
    82  			} else {
    83  				c.Assert(v, qt.Equals, "abc")
    84  			}
    85  		}
    86  
    87  		caches, err = filecache.NewCaches(p)
    88  		c.Assert(err, qt.IsNil)
    89  		cache = caches[name]
    90  		// Touch one and then prune.
    91  		cache.GetOrCreateBytes("i5", func() ([]byte, error) {
    92  			return []byte("abc"), nil
    93  		})
    94  
    95  		count, err = caches.Prune()
    96  		c.Assert(err, qt.IsNil)
    97  		c.Assert(count, qt.Equals, 4)
    98  
    99  		// Now only the i5 should be left.
   100  		for i := 0; i < 10; i++ {
   101  			id := fmt.Sprintf("i%d", i)
   102  			v := cache.GetString(id)
   103  			if i != 5 {
   104  				c.Assert(v, qt.Equals, "")
   105  			} else {
   106  				c.Assert(v, qt.Equals, "abc")
   107  			}
   108  		}
   109  
   110  	}
   111  }