public void InvertibleCompressTest()
{
var addSize = 10000;
var errorRate = 0.001F;
var data = DataGenerator.Generate().Take(addSize).ToArray();
var filter = new InvertibleBloomFilter <TestEntity, long, sbyte>(new DefaultBloomFilterConfiguration());
filter.Initialize(50 * data.Length, errorRate);
Assert.AreEqual(filter.Capacity, 500000, "Unexpected size of Bloom filter.");
foreach (var item in data)
{
filter.Add(item);
}
//check error rate.
var notFoundCount = DataGenerator.Generate().Skip(addSize).Take(10000).Count(itm => filter.Contains(itm));
Assert.IsTrue(notFoundCount <= errorRate * addSize, "Uncompressed Bloom filter exceeded error rate.");
filter.Compress(true);
Assert.AreEqual(filter.Capacity, 12820, "Unexpected size of compressed Bloom filter.");
var compressNotFoundCount = DataGenerator.Generate().Skip(addSize).Take(10000).Count(itm => filter.Contains(itm));
Assert.IsTrue(compressNotFoundCount <= errorRate * addSize, "Compressed Bloom filter exceeded error rate.");
}
