@Test public void testDualCache_recordNotPresent() { LruNormalizedCacheFactory secondaryCacheFactory = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION); NormalizedCache primaryCacheStore = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION) .chain(secondaryCacheFactory).createChain(basicFieldAdapter); assertThat(primaryCacheStore.loadRecord("not_present_id", CacheHeaders.NONE)).isNull(); }
@Test public void testClearAll() { LruNormalizedCacheFactory secondaryCacheFactory = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION); NormalizedCache primaryCacheStore = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION) .chain(secondaryCacheFactory).createChain(basicFieldAdapter); Record record = Record.builder("key").build(); primaryCacheStore.merge(record, CacheHeaders.NONE); primaryCacheStore.clearAll(); assertThat(primaryCacheStore.loadRecord("key", CacheHeaders.NONE)).isNull(); }
@Test public void testLoad_recordNotPresent() { LruNormalizedCache lruCache = new LruNormalizedCacheFactory(EvictionPolicy.builder().maxSizeBytes(10 * 1024).build ()).create(basicFieldAdapter); final Record record = lruCache.loadRecord("key1", CacheHeaders.NONE); assertThat(record).isNull(); }
@Test public void testSaveAndLoad_multipleRecord_readMultiple() { LruNormalizedCache lruCache = new LruNormalizedCacheFactory(EvictionPolicy.builder().maxSizeBytes(10 * 1024).build ()).create(basicFieldAdapter); Record testRecord1 = createTestRecord("1"); Record testRecord2 = createTestRecord("2"); Record testRecord3 = createTestRecord("3"); List<Record> inputRecords = Arrays.asList(testRecord1, testRecord2, testRecord3); lruCache.merge(inputRecords, CacheHeaders.NONE); final Collection<Record> readRecords = lruCache.loadRecords(Arrays.asList("key1", "key2", "key3"), CacheHeaders.NONE); //noinspection ResultOfMethodCallIgnored assertThat(readRecords).containsExactlyElementsIn(inputRecords); }
@Test public void testClearSecondaryCache() { LruNormalizedCacheFactory secondaryCacheFactory = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION); NormalizedCache primaryCache = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION) .chain(secondaryCacheFactory).createChain(basicFieldAdapter); Record record = Record.builder("key").build(); primaryCache.merge(record, CacheHeaders.NONE); primaryCache.nextCache().get().clearAll(); assertThat(primaryCache.nextCache().get().loadRecord("key", CacheHeaders.NONE)).isNull(); }
@Test public void testClearPrimaryCache() { LruNormalizedCacheFactory secondaryCacheFactory = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION); LruNormalizedCache primaryCache = (LruNormalizedCache) new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION) .chain(secondaryCacheFactory).createChain(basicFieldAdapter); Record record = Record.builder("key").build(); primaryCache.merge(record, CacheHeaders.NONE); primaryCache.clearCurrentCache(); assertThat(primaryCache.nextCache().get() .loadRecord("key", CacheHeaders.NONE)).isNotNull(); assertThat(primaryCache.nextCache().get() .loadRecord("key", CacheHeaders.NONE)).isNotNull(); }
@Test public void testDualCacheSingleRecord() { LruNormalizedCacheFactory secondaryCacheFactory = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION); NormalizedCache primaryCache = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION) .chain(secondaryCacheFactory).createChain(basicFieldAdapter); Record.Builder recordBuilder = Record.builder("root"); recordBuilder.addField("bar", "bar"); final Record record = recordBuilder.build(); primaryCache.merge(record, CacheHeaders.NONE); //verify write through behavior assertThat(primaryCache.loadRecord("root", CacheHeaders.NONE).field("bar")).isEqualTo("bar"); assertThat(primaryCache.nextCache().get().loadRecord("root", CacheHeaders.NONE).field("bar")).isEqualTo("bar"); }
@Test public void testEviction() { LruNormalizedCache lruCache = new LruNormalizedCacheFactory(EvictionPolicy.builder().maxSizeBytes(2000) .build()).create(basicFieldAdapter); Record.Builder testRecord1Builder = Record.builder("key1"); testRecord1Builder.addField("a", new String(new byte[1100], Charset.defaultCharset())); Record testRecord1 = testRecord1Builder.build(); Record.Builder testRecord2Builder = Record.builder("key2"); testRecord2Builder.addField("a", new String(new byte[1100], Charset.defaultCharset())); Record testRecord2 = testRecord2Builder.build(); Record.Builder testRecord3Builder = Record.builder("key3"); testRecord3Builder.addField("a", new String(new byte[10], Charset.defaultCharset())); Record testRecord3 = testRecord3Builder.build(); List<Record> records = Arrays.asList( testRecord1, testRecord2, testRecord3 ); lruCache.merge(records, CacheHeaders.NONE); //Cache does not reveal exactly how it handles eviction, but appears //to evict more than is strictly necessary. Regardless, any sane eviction //strategy should leave the third record in this test case, and evict the first record. assertThat(lruCache.loadRecord("key1", CacheHeaders.NONE)).isNull(); assertThat(lruCache.loadRecord("key3", CacheHeaders.NONE)).isNotNull(); }
@Test public void testDualCacheMultipleRecord() { LruNormalizedCacheFactory secondaryCacheFactory = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION); NormalizedCache primaryCache = new LruNormalizedCacheFactory(EvictionPolicy.NO_EVICTION) .chain(secondaryCacheFactory).createChain(basicFieldAdapter); Record.Builder recordBuilder = Record.builder("root1"); recordBuilder.addField("bar", "bar"); final Record record1 = recordBuilder.build(); recordBuilder = Record.builder("root2"); recordBuilder.addField("bar", "bar"); final Record record2 = recordBuilder.build(); recordBuilder = Record.builder("root3"); recordBuilder.addField("bar", "bar"); final Record record3 = recordBuilder.build(); Collection<Record> records = Arrays.asList(record1, record2, record3); Collection<String> keys = Arrays.asList(record1.key(), record2.key(), record3.key()); primaryCache.merge(records, CacheHeaders.NONE); assertThat(primaryCache.loadRecords(keys, CacheHeaders.NONE).size()).isEqualTo(3); //verify write through behavior assertThat(primaryCache.loadRecords(keys, CacheHeaders.NONE).size()).isEqualTo(3); assertThat(primaryCache.nextCache().get() .loadRecords(keys, CacheHeaders.NONE).size()).isEqualTo(3); }
@Test public void testEviction_recordChange() { LruNormalizedCache lruCache = new LruNormalizedCacheFactory(EvictionPolicy.builder().maxSizeBytes(2000) .build()).create(basicFieldAdapter);
@Test public void testHeader_noCache() { LruNormalizedCache lruCache = new LruNormalizedCacheFactory(EvictionPolicy.builder().maxSizeBytes(10 * 1024).build ()).create(basicFieldAdapter); Record testRecord = createTestRecord("1"); lruCache.merge(testRecord, CacheHeaders.builder().addHeader(ApolloCacheHeaders.DO_NOT_STORE, "true").build()); final Record record = lruCache.loadRecord("key1", CacheHeaders.NONE); assertThat(record).isNull(); Record testRecord1 = createTestRecord("1"); Record testRecord2 = createTestRecord("2"); Collection<Record> testRecordSet = new HashSet<>(); testRecordSet.add(testRecord1); testRecordSet.add(testRecord2); lruCache.merge(testRecordSet, CacheHeaders.builder().addHeader(ApolloCacheHeaders.DO_NOT_STORE, "true").build()); final Record record1 = lruCache.loadRecord("key1", CacheHeaders.NONE); final Record record2 = lruCache.loadRecord("key2", CacheHeaders.NONE); assertThat(record1).isNull(); assertThat(record2).isNull(); }
@Test public void testSaveAndLoad_singleRecord() { LruNormalizedCache lruCache = new LruNormalizedCacheFactory(EvictionPolicy.builder().maxSizeBytes(10 * 1024).build ()).create(basicFieldAdapter); Record testRecord = createTestRecord("1"); lruCache.merge(testRecord, CacheHeaders.NONE); assertTestRecordPresentAndAccurate(testRecord, lruCache); }
@Test public void testSaveAndLoad_multipleRecord_readSingle() { LruNormalizedCache lruCache = new LruNormalizedCacheFactory(EvictionPolicy.builder().maxSizeBytes(10 * 1024).build ()).create(basicFieldAdapter); Record testRecord1 = createTestRecord("1"); Record testRecord2 = createTestRecord("2"); Record testRecord3 = createTestRecord("3"); List<Record> records = Arrays.asList(testRecord1, testRecord2, testRecord3); lruCache.merge(records, CacheHeaders.NONE); assertTestRecordPresentAndAccurate(testRecord1, lruCache); assertTestRecordPresentAndAccurate(testRecord2, lruCache); assertTestRecordPresentAndAccurate(testRecord3, lruCache); }
@Test public void testHeader_evictAfterRead() { LruNormalizedCache lruCache = new LruNormalizedCacheFactory(EvictionPolicy.builder().maxSizeBytes(10 * 1024).build ()).create(basicFieldAdapter); Record testRecord = createTestRecord("1"); lruCache.merge(testRecord, CacheHeaders.NONE); final Record record = lruCache.loadRecord("key1", CacheHeaders.builder().addHeader(ApolloCacheHeaders.EVICT_AFTER_READ, "true") .build()); assertThat(record).isNotNull(); final Record nullRecord = lruCache.loadRecord("key1", CacheHeaders.builder().addHeader(ApolloCacheHeaders.EVICT_AFTER_READ, "true") .build()); assertThat(nullRecord).isNull(); }