ci_pullcache_test.go RawHistoryFolder

1// SPDX-License-Identifier: AGPL-3.0-or-later
2
3package usecase
4
5import (
6	"strconv"
7	"testing"
8
9	"github.com/stretchr/testify/assert"
10	"github.com/stretchr/testify/require"
11
12	"bnema.dev/ermite/internal/domain"
13)
14
15func TestPullFilesCacheIsBoundedAndLeastRecentlyUsed(t *testing.T) {
16	var c pullFilesCache
17	key := func(i int) pullFilesKey {
18		repo, err := domain.ParseRepoName("r" + strconv.Itoa(i))
19		require.NoError(t, err)
20		return pullFilesKey{repo: repo}
21	}
22	for i := range maxPullFileLists {
23		c.put(key(i), []domain.FileDiff{{NewPath: strconv.Itoa(i)}})
24	}
25	_, ok := c.get(key(0)) // 0 is now the most recently used; 1 the oldest
26	require.True(t, ok)
27	c.put(key(maxPullFileLists), nil)
28
29	_, oldest := c.get(key(1))
30	assert.False(t, oldest, "the least recently used entry goes")
31	files, kept := c.get(key(0))
32	require.True(t, kept, "a used entry stays")
33	assert.Equal(t, "0", files[0].NewPath)
34	_, newest := c.get(key(maxPullFileLists))
35	assert.True(t, newest)
36	assert.Len(t, c.items, maxPullFileLists)
37	assert.Len(t, c.order, maxPullFileLists)
38}