| 1 | // SPDX-License-Identifier: GPL-3.0-or-later |
| 2 | |
| 3 | package dyncfg |
| 4 | |
| 5 | import ( |
| 6 | "testing" |
| 7 | |
| 8 | "github.com/stretchr/testify/assert" |
| 9 | "github.com/stretchr/testify/require" |
| 10 | ) |
| 11 | |
| 12 | type testConfig struct { |
| 13 | uid string |
| 14 | key string |
| 15 | sourceType string |
| 16 | priority int |
| 17 | source string |
| 18 | hash uint64 |
| 19 | } |
| 20 | |
| 21 | func (c testConfig) UID() string { return c.uid } |
| 22 | func (c testConfig) ExposedKey() string { return c.key } |
| 23 | func (c testConfig) SourceType() string { return c.sourceType } |
| 24 | func (c testConfig) SourceTypePriority() int { return c.priority } |
| 25 | func (c testConfig) Source() string { return c.source } |
| 26 | func (c testConfig) Hash() uint64 { return c.hash } |
| 27 | |
| 28 | func TestSeenCache_AddAndLookup(t *testing.T) { |
| 29 | c := NewSeenCache[testConfig]() |
| 30 | cfg := testConfig{uid: "uid1", key: "key1"} |
| 31 | |
| 32 | c.Add(cfg) |
| 33 | |
| 34 | got, ok := c.Lookup(cfg) |
| 35 | require.True(t, ok) |
| 36 | assert.Equal(t, cfg, got) |
| 37 | } |
| 38 | |
| 39 | func TestSeenCache_LookupByUID(t *testing.T) { |
| 40 | c := NewSeenCache[testConfig]() |
| 41 | cfg := testConfig{uid: "uid1", key: "key1"} |
| 42 | |
| 43 | c.Add(cfg) |
| 44 | |
| 45 | got, ok := c.LookupByUID("uid1") |
| 46 | require.True(t, ok) |
| 47 | assert.Equal(t, cfg, got) |
| 48 | |
| 49 | _, ok = c.LookupByUID("nonexistent") |
| 50 | assert.False(t, ok) |
| 51 | } |
| 52 | |
| 53 | func TestSeenCache_Remove(t *testing.T) { |
| 54 | c := NewSeenCache[testConfig]() |
| 55 | cfg := testConfig{uid: "uid1", key: "key1"} |
| 56 | |
| 57 | c.Add(cfg) |
| 58 | c.Remove(cfg) |
| 59 | |
| 60 | _, ok := c.Lookup(cfg) |
| 61 | assert.False(t, ok) |
| 62 | } |
| 63 | |
| 64 | func TestSeenCache_AddOverwrites(t *testing.T) { |
| 65 | c := NewSeenCache[testConfig]() |
| 66 | cfg1 := testConfig{uid: "uid1", key: "key1", hash: 100} |
| 67 | cfg2 := testConfig{uid: "uid1", key: "key1", hash: 200} |
| 68 | |
| 69 | c.Add(cfg1) |
| 70 | c.Add(cfg2) |
| 71 | |
| 72 | got, ok := c.LookupByUID("uid1") |
| 73 | require.True(t, ok) |
| 74 | assert.Equal(t, uint64(200), got.Hash()) |
| 75 | } |
| 76 | |
| 77 | func TestSeenCache_RemoveNonexistent(t *testing.T) { |
| 78 | c := NewSeenCache[testConfig]() |
| 79 | cfg := testConfig{uid: "uid1"} |
| 80 | |
| 81 | // Should not panic. |
| 82 | c.Remove(cfg) |
| 83 | } |
| 84 | |
| 85 | func TestExposedCache_AddAndLookup(t *testing.T) { |
| 86 | c := NewExposedCache[testConfig]() |
| 87 | cfg := testConfig{uid: "uid1", key: "key1"} |
| 88 | entry := &Entry[testConfig]{Cfg: cfg, Status: StatusAccepted} |
| 89 | |
| 90 | c.Add(entry) |
| 91 | |
| 92 | got, ok := c.LookupByKey("key1") |
| 93 | require.True(t, ok) |
| 94 | assert.Equal(t, StatusAccepted, got.Status) |
| 95 | assert.Equal(t, cfg, got.Cfg) |
| 96 | } |
| 97 | |
| 98 | func TestExposedCache_LookupByKey_NotFound(t *testing.T) { |
| 99 | c := NewExposedCache[testConfig]() |
| 100 | |
| 101 | _, ok := c.LookupByKey("nonexistent") |
| 102 | assert.False(t, ok) |
| 103 | } |
| 104 | |
| 105 | func TestExposedCache_Remove(t *testing.T) { |
| 106 | c := NewExposedCache[testConfig]() |
| 107 | cfg := testConfig{uid: "uid1", key: "key1"} |
| 108 | entry := &Entry[testConfig]{Cfg: cfg, Status: StatusAccepted} |
| 109 | |
| 110 | c.Add(entry) |
| 111 | c.Remove(cfg) |
| 112 | |
| 113 | _, ok := c.LookupByKey("key1") |
| 114 | assert.False(t, ok) |
| 115 | } |
| 116 | |
| 117 | func TestExposedCache_AddOverwritesByKey(t *testing.T) { |
| 118 | c := NewExposedCache[testConfig]() |
| 119 | cfg1 := testConfig{uid: "uid1", key: "key1"} |
| 120 | cfg2 := testConfig{uid: "uid2", key: "key1"} // same Key, different UID |
| 121 | entry1 := &Entry[testConfig]{Cfg: cfg1, Status: StatusRunning} |
| 122 | entry2 := &Entry[testConfig]{Cfg: cfg2, Status: StatusAccepted} |
| 123 | |
| 124 | c.Add(entry1) |
| 125 | c.Add(entry2) |
| 126 | |
| 127 | got, ok := c.LookupByKey("key1") |
| 128 | require.True(t, ok) |
| 129 | assert.Equal(t, "uid2", got.Cfg.UID()) |
| 130 | assert.Equal(t, StatusAccepted, got.Status) |
| 131 | } |
| 132 | |
| 133 | func TestExposedCache_PointerMutationVisible(t *testing.T) { |
| 134 | c := NewExposedCache[testConfig]() |
| 135 | cfg := testConfig{uid: "uid1", key: "key1"} |
| 136 | entry := &Entry[testConfig]{Cfg: cfg, Status: StatusAccepted} |
| 137 | |
| 138 | c.Add(entry) |
| 139 | |
| 140 | got, ok := c.LookupByKey("key1") |
| 141 | require.True(t, ok) |
| 142 | |
| 143 | // Mutating through the returned pointer updates the cache. |
| 144 | got.Status = StatusRunning |
| 145 | |
| 146 | got2, _ := c.LookupByKey("key1") |
| 147 | assert.Equal(t, StatusRunning, got2.Status) |
| 148 | } |
| 149 | |
| 150 | func TestExposedCache_Count(t *testing.T) { |
| 151 | c := NewExposedCache[testConfig]() |
| 152 | assert.Equal(t, 0, c.Count()) |
| 153 | |
| 154 | c.Add(&Entry[testConfig]{Cfg: testConfig{key: "a"}}) |
| 155 | c.Add(&Entry[testConfig]{Cfg: testConfig{key: "b"}}) |
| 156 | assert.Equal(t, 2, c.Count()) |
| 157 | |
| 158 | c.Remove(testConfig{key: "a"}) |
| 159 | assert.Equal(t, 1, c.Count()) |
| 160 | } |
| 161 | |
| 162 | func TestExposedCache_ForEach(t *testing.T) { |
| 163 | c := NewExposedCache[testConfig]() |
| 164 | c.Add(&Entry[testConfig]{Cfg: testConfig{key: "a"}, Status: StatusRunning}) |
| 165 | c.Add(&Entry[testConfig]{Cfg: testConfig{key: "b"}, Status: StatusDisabled}) |
| 166 | |
| 167 | keys := make(map[string]Status) |
| 168 | c.ForEach(func(key string, entry *Entry[testConfig]) bool { |
| 169 | keys[key] = entry.Status |
| 170 | return true |
| 171 | }) |
| 172 | |
| 173 | assert.Len(t, keys, 2) |
| 174 | assert.Equal(t, StatusRunning, keys["a"]) |
| 175 | assert.Equal(t, StatusDisabled, keys["b"]) |
| 176 | } |
| 177 | |
| 178 | func TestExposedCache_ForEach_EarlyStop(t *testing.T) { |
| 179 | c := NewExposedCache[testConfig]() |
| 180 | c.Add(&Entry[testConfig]{Cfg: testConfig{key: "a"}}) |
| 181 | c.Add(&Entry[testConfig]{Cfg: testConfig{key: "b"}}) |
| 182 | c.Add(&Entry[testConfig]{Cfg: testConfig{key: "c"}}) |
| 183 | |
| 184 | count := 0 |
| 185 | c.ForEach(func(_ string, _ *Entry[testConfig]) bool { |
| 186 | count++ |
| 187 | return false // stop after first |
| 188 | }) |
| 189 | |
| 190 | assert.Equal(t, 1, count) |
| 191 | } |