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| 1 | <?php |
| 2 | |
| 3 | // ╔════════════════════════════════════════════════════════════╗ |
| 4 | // ║ MIT Licence (#Expat) - https://opensource.org/licenses/MIT ║ |
| 5 | // ║ Copyright 2026 Frederic Poeydomenge <dyno@phexium.com> ║ |
| 6 | // ╚════════════════════════════════════════════════════════════╝ |
| 7 | |
| 8 | declare(strict_types=1); |
| 9 | |
| 10 | pest()->group('unit'); |
| 11 | |
| 12 | use Phexium\Plugin\Cache\Adapter\InMemoryCache; |
| 13 | use Phexium\Plugin\Clock\Adapter\FrozenClock; |
| 14 | use Phexium\Plugin\Clock\Adapter\OffsetClock; |
| 15 | |
| 16 | beforeEach(function (): void { |
| 17 | $this->clock = new OffsetClock(new FrozenClock('2025-01-01T12:00:00+00:00')); |
| 18 | $this->cache = new InMemoryCache($this->clock); |
| 19 | }); |
| 20 | |
| 21 | describe('Basic operations', function (): void { |
| 22 | it('returns null for non-existent key', function (): void { |
| 23 | expect($this->cache->get('non-existent'))->toBeNull(); |
| 24 | }); |
| 25 | |
| 26 | it('returns default for non-existent key', function (): void { |
| 27 | expect($this->cache->get('non-existent', 'default'))->toBe('default'); |
| 28 | }); |
| 29 | |
| 30 | it('stores and retrieves value', function (): void { |
| 31 | $this->cache->set('key', 'value'); |
| 32 | |
| 33 | expect($this->cache->get('key'))->toBe('value'); |
| 34 | }); |
| 35 | |
| 36 | it('returns true on successful set()', function (): void { |
| 37 | expect($this->cache->set('key', 'value'))->toBeTrue(); |
| 38 | }); |
| 39 | |
| 40 | it('overwrites existing value', function (): void { |
| 41 | $this->cache->set('key', 'first'); |
| 42 | $this->cache->set('key', 'second'); |
| 43 | |
| 44 | expect($this->cache->get('key'))->toBe('second'); |
| 45 | }); |
| 46 | |
| 47 | it('returns false for non-existent key on has()', function (): void { |
| 48 | expect($this->cache->has('non-existent'))->toBeFalse(); |
| 49 | }); |
| 50 | |
| 51 | it('returns true for existing key on has()', function (): void { |
| 52 | $this->cache->set('key', 'value'); |
| 53 | |
| 54 | expect($this->cache->has('key'))->toBeTrue(); |
| 55 | }); |
| 56 | |
| 57 | it('removes existing key on delete()', function (): void { |
| 58 | $this->cache->set('key', 'value'); |
| 59 | |
| 60 | expect($this->cache->delete('key'))->toBeTrue(); |
| 61 | expect($this->cache->has('key'))->toBeFalse(); |
| 62 | }); |
| 63 | |
| 64 | it('returns false when deleting non-existent key', function (): void { |
| 65 | expect($this->cache->delete('non-existent'))->toBeFalse(); |
| 66 | }); |
| 67 | |
| 68 | it('removes all keys on clear()', function (): void { |
| 69 | $this->cache->set('key1', 'value1'); |
| 70 | $this->cache->set('key2', 'value2'); |
| 71 | |
| 72 | $this->cache->clear(); |
| 73 | |
| 74 | expect($this->cache->has('key1'))->toBeFalse(); |
| 75 | expect($this->cache->has('key2'))->toBeFalse(); |
| 76 | }); |
| 77 | |
| 78 | it('returns true on clear()', function (): void { |
| 79 | expect($this->cache->clear())->toBeTrue(); |
| 80 | }); |
| 81 | }); |
| 82 | |
| 83 | describe('TTL and expiration', function (): void { |
| 84 | it('does not store value with TTL zero', function (): void { |
| 85 | expect($this->cache->set('key', 'value', 0))->toBeTrue(); |
| 86 | expect($this->cache->delete('key'))->toBeFalse(); |
| 87 | }); |
| 88 | |
| 89 | it('stores value with TTL 1', function (): void { |
| 90 | $this->cache->set('key', 'value', 1); |
| 91 | |
| 92 | expect($this->cache->has('key'))->toBeTrue(); |
| 93 | }); |
| 94 | |
| 95 | it('deletes existing entry with negative TTL', function (): void { |
| 96 | $this->cache->set('key', 'value'); |
| 97 | expect($this->cache->has('key'))->toBeTrue(); |
| 98 | |
| 99 | $this->cache->set('key', 'new-value', -1); |
| 100 | |
| 101 | expect($this->cache->has('key'))->toBeFalse(); |
| 102 | }); |
| 103 | |
| 104 | it('supports DateInterval TTL', function (): void { |
| 105 | $this->cache->set('key', 'value', new DateInterval('PT60S')); |
| 106 | |
| 107 | expect($this->cache->has('key'))->toBeTrue(); |
| 108 | expect($this->cache->get('key'))->toBe('value'); |
| 109 | |
| 110 | $this->clock->advanceSeconds(59); |
| 111 | expect($this->cache->has('key'))->toBeTrue(); |
| 112 | |
| 113 | $this->clock->advanceSeconds(1); |
| 114 | expect($this->cache->has('key'))->toBeFalse(); |
| 115 | }); |
| 116 | |
| 117 | it('expires value after TTL seconds', function (): void { |
| 118 | $this->cache->set('key', 'value', 60); |
| 119 | |
| 120 | expect($this->cache->has('key'))->toBeTrue(); |
| 121 | expect($this->cache->get('key'))->toBe('value'); |
| 122 | |
| 123 | $this->clock->advanceSeconds(59); |
| 124 | expect($this->cache->has('key'))->toBeTrue(); |
| 125 | expect($this->cache->get('key'))->toBe('value'); |
| 126 | |
| 127 | $this->clock->advanceSeconds(1); |
| 128 | expect($this->cache->has('key'))->toBeFalse(); |
| 129 | expect($this->cache->get('key'))->toBeNull(); |
| 130 | }); |
| 131 | |
| 132 | it('never expires value without TTL', function (): void { |
| 133 | $this->cache->set('key', 'value'); |
| 134 | |
| 135 | expect($this->cache->has('key'))->toBeTrue(); |
| 136 | expect($this->cache->get('key'))->toBe('value'); |
| 137 | |
| 138 | $this->clock->advanceSeconds(10 * 365 * 24 * 60 * 60); |
| 139 | |
| 140 | expect($this->cache->has('key'))->toBeTrue(); |
| 141 | expect($this->cache->get('key'))->toBe('value'); |
| 142 | }); |
| 143 | |
| 144 | it('lazily removes expired items on access', function (): void { |
| 145 | $this->cache->set('key', 'value', 60); |
| 146 | |
| 147 | $this->clock->advanceSeconds(61); |
| 148 | |
| 149 | expect($this->cache->has('key'))->toBeFalse(); |
| 150 | expect($this->cache->delete('key'))->toBeFalse(); |
| 151 | }); |
| 152 | }); |
| 153 | |
| 154 | describe('Special values', function (): void { |
| 155 | it('stores object value', function (): void { |
| 156 | $object = new stdClass(); |
| 157 | $this->cache->set('object', $object); |
| 158 | |
| 159 | expect($this->cache->get('object'))->toBe($object); |
| 160 | }); |
| 161 | |
| 162 | it('stores array value', function (): void { |
| 163 | $data = ['foo' => 'bar', 'nested' => ['a' => 1]]; |
| 164 | $this->cache->set('array', $data); |
| 165 | |
| 166 | expect($this->cache->get('array'))->toBe($data); |
| 167 | }); |
| 168 | |
| 169 | it('stores null as valid value', function (): void { |
| 170 | $this->cache->set('null-key', null); |
| 171 | |
| 172 | expect($this->cache->has('null-key'))->toBeTrue(); |
| 173 | expect($this->cache->get('null-key'))->toBeNull(); |
| 174 | }); |
| 175 | |
| 176 | it('stores false as valid value', function (): void { |
| 177 | $this->cache->set('false-key', false); |
| 178 | |
| 179 | expect($this->cache->has('false-key'))->toBeTrue(); |
| 180 | expect($this->cache->get('false-key'))->toBeFalse(); |
| 181 | }); |
| 182 | |
| 183 | it('stores empty string as valid value', function (): void { |
| 184 | $this->cache->set('empty-key', ''); |
| 185 | |
| 186 | expect($this->cache->has('empty-key'))->toBeTrue(); |
| 187 | expect($this->cache->get('empty-key'))->toBe(''); |
| 188 | }); |
| 189 | |
| 190 | it('stores zero as valid value', function (): void { |
| 191 | $this->cache->set('zero-key', 0); |
| 192 | |
| 193 | expect($this->cache->has('zero-key'))->toBeTrue(); |
| 194 | expect($this->cache->get('zero-key'))->toBe(0); |
| 195 | }); |
| 196 | }); |
| 197 | |
| 198 | describe('Batch operations', function (): void { |
| 199 | it('returns values with defaults on getMultiple()', function (): void { |
| 200 | $this->cache->set('key1', 'value1'); |
| 201 | |
| 202 | $result = $this->cache->getMultiple(['key1', 'key2'], 'default'); |
| 203 | |
| 204 | expect($result)->toBe(['key1' => 'value1', 'key2' => 'default']); |
| 205 | }); |
| 206 | |
| 207 | it('stores all values on setMultiple()', function (): void { |
| 208 | $result = $this->cache->setMultiple(['key1' => 'value1', 'key2' => 'value2']); |
| 209 | |
| 210 | expect($result)->toBeTrue(); |
| 211 | expect($this->cache->get('key1'))->toBe('value1'); |
| 212 | expect($this->cache->get('key2'))->toBe('value2'); |
| 213 | }); |
| 214 | |
| 215 | it('applies TTL on setMultiple()', function (): void { |
| 216 | $this->cache->setMultiple(['key1' => 'value1', 'key2' => 'value2'], 60); |
| 217 | |
| 218 | $this->clock->advanceSeconds(61); |
| 219 | |
| 220 | expect($this->cache->has('key1'))->toBeFalse(); |
| 221 | expect($this->cache->has('key2'))->toBeFalse(); |
| 222 | }); |
| 223 | |
| 224 | it('removes specified keys on deleteMultiple()', function (): void { |
| 225 | $this->cache->set('key1', 'value1'); |
| 226 | $this->cache->set('key2', 'value2'); |
| 227 | $this->cache->set('key3', 'value3'); |
| 228 | |
| 229 | $result = $this->cache->deleteMultiple(['key1', 'key2']); |
| 230 | |
| 231 | expect($result)->toBeTrue(); |
| 232 | expect($this->cache->has('key1'))->toBeFalse(); |
| 233 | expect($this->cache->has('key2'))->toBeFalse(); |
| 234 | expect($this->cache->has('key3'))->toBeTrue(); |
| 235 | }); |
| 236 | }); |