Function TestLoaderMismatchInCV

db/revision_cache_test.go:1914–1933

TestLoaderMismatchInCV: - Get doc that is not in cache by CV to trigger a load from bucket - Ensure the CV passed into the GET operation won't match the doc in the bucket - Assert we get error and the value is not loaded into the cache

(t *testing.T)

//   - Ensure the CV passed into the GET operation won't match the doc in the bucket
//   - Assert we get error and the value is not loaded into the cache
func TestLoaderMismatchInCV(t *testing.T) {
	cacheHitCounter, cacheMissCounter, cacheNumItems, memoryBytesCounted, getDocumentCounter, getRevisionCounter := base.SgwIntStat{}, base.SgwIntStat{}, base.SgwIntStat{}, base.SgwIntStat{}, base.SgwIntStat{}, base.SgwIntStat{}
	cacheOptions := &RevisionCacheOptions{
		MaxItemCount: 10,
		MaxBytes:     0,
	}
	cache := NewLRURevisionCache(cacheOptions, CreateTestSingleBackingStoreMap(&testBackingStore{[]string{"test_doc"}, &getDocumentCounter, &getRevisionCounter}, testCollectionID), &cacheHitCounter, &cacheMissCounter, &cacheNumItems, &memoryBytesCounted)

	// create cv with incorrect version to the one stored in backing store
	cv := Version{SourceID: "test", Value: 1234}

	_, err := cache.GetWithCV(base.TestCtx(t), "doc1", &cv, testCollectionID, RevCacheOmitDelta, false)
	require.Error(t, err)
	require.Error(t, err, base.ErrNotFound)
	assert.Equal(t, int64(0), cacheHitCounter.Value())
	assert.Equal(t, int64(1), cacheMissCounter.Value())
	assert.Equal(t, 0, cache.lruList.Len())
	assert.Equal(t, 0, len(cache.hlvCache))
	assert.Equal(t, 0, len(cache.cache))
}

// TestConcurrentLoadByCVAndRevOnCache:
//   - Create cache