public void KinesisRecordUnitTest_EstimatedSize()
{
for (int i = 0; i < 50; i++)
{
KinesisRecord r = new KinesisRecord();
int num_records = new Random().Next(2, 512);
// non repeated partition keys
for (int j = 0; j < num_records; j++)
{
int key_size = new Random().Next(1, 256);
int data_size = new Random().Next(1, 64 * 1024);
var ur = TestUtil.make_user_record(new string('a', key_size),
new string('a', data_size),
new Random().Next() % 2 == 0 ? "" : "123");
r.add(ur);
}
// repeated partition keys
int key_size1 = new Random().Next(1, 256);
for (long j = 0; j < num_records; j++)
{
int data_size = new Random().Next(1, 64 * 1024);
var ur = TestUtil.make_user_record(new string('a', key_size1),
new string('a', data_size),
new Random().Next() % 2 == 0 ? "" : "123");
r.add(ur);
}
// small keys small data
for (long j = 0; j < num_records; j++)
{
var ur = TestUtil.make_user_record(new string('a', 2),
new string('a', 2),
new Random().Next() % 2 == 0 ? "" : "123");
r.add(ur);
}
int estimated = (int)r.Estimated_size();
string serialized = r.serialize();
double diff = (double)serialized.Length - estimated;
double percentage_diff = diff / serialized.Length * 100;
percentage_diff *= percentage_diff < 0 ? -1 : 1;
StringBuilder ss = new StringBuilder();
ss.Append("Estimated size should be within 1 percent or 32 bytes of actual ")
.Append("size, estimate was ").Append(estimated).Append(", actual size was ")
.Append(serialized.Length).Append(" (").Append(percentage_diff).Append("% difference)");
//BOOST_CHECK_MESSAGE(percentage_diff < 1 || diff < 32, ss.ToString());
}
}
public void KinesisRecordUnitTest_Empty()
{
KinesisRecord r = new KinesisRecord();
Assert.AreEqual(0, (int)r.accurate_size());
Assert.AreEqual(0, (int)r.Estimated_size());
try
{
r.serialize();
Assert.Fail("Calling serialize on empty KinesisRecord should cause exception");
}
catch (Exception e)
{
// expected
}
}