public async Task TestSubsequentPooledLoOptimizerUsageAsync()
{
// test the pooled optimizer in situation where the sequence is already beyond its initial value on init.
// cheat by telling the sequence to start with 1000
var sequence = new SourceMock(1001, 3, 5);
// but tell the optimizer the start-with is 1
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.PoolLo, typeof(long), 3, 1);
Assert.That(sequence.TimesCalled, Is.EqualTo(5));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001));
var next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(1001 + 3));
Assert.That(sequence.TimesCalled, Is.EqualTo(5 + 1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001 + 3));
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(1001 + 3 + 1));
Assert.That(sequence.TimesCalled, Is.EqualTo(5 + 1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001 + 3));
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(1001 + 3 + 2));
Assert.That(sequence.TimesCalled, Is.EqualTo(5 + 1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001 + 3));
// force a "clock over"
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(1001 + 3 + 3));
Assert.That(sequence.TimesCalled, Is.EqualTo(5 + 2));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001 + 6));
}
public async Task TestBasicNoOptimizerUsageAsync()
{
// test historic sequence behavior, where the initial values start at 1...
var sequence = new SourceMock(1);
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.None, typeof(long), 1, -1);
for (int i = 1; i < 11; i++)
{
long next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(i));
}
Assert.That(sequence.TimesCalled, Is.EqualTo(10));
Assert.That(sequence.CurrentValue, Is.EqualTo(10));
// test historic table behavior, where the initial values started at 0 (we now force 1 to be the first used id value)
sequence = new SourceMock(0);
optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.None, typeof(long), 1, -1);
for (int i = 1; i < 11; i++)
{
long next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(i));
}
Assert.That(sequence.TimesCalled, Is.EqualTo(11)); // an extra time to get to 1 initially
Assert.That(sequence.CurrentValue, Is.EqualTo(10));
}
public async Task TestBasicPooledLoOptimizerUsageAsync()
{
var sequence = new SourceMock(1, 3);
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.PoolLo, typeof(long), 3, -1);
Assert.That(sequence.TimesCalled, Is.EqualTo(0));
Assert.That(sequence.CurrentValue, Is.EqualTo(-1));
var next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(1));
Assert.That(sequence.TimesCalled, Is.EqualTo(1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(2));
Assert.That(sequence.TimesCalled, Is.EqualTo(1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(3));
Assert.That(sequence.TimesCalled, Is.EqualTo(1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
// force a "clock over"
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(4));
Assert.That(sequence.TimesCalled, Is.EqualTo(2));
Assert.That(sequence.CurrentValue, Is.EqualTo(1 + 3));
}
public void TestBasicPooledLoOptimizerUsage()
{
var sequence = new SourceMock(1, 3);
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.PoolLo, typeof(long), 3, -1);
Assert.That(sequence.TimesCalled, Is.EqualTo(0));
Assert.That(sequence.CurrentValue, Is.EqualTo(-1));
var next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(1));
Assert.That(sequence.TimesCalled, Is.EqualTo(1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(2));
Assert.That(sequence.TimesCalled, Is.EqualTo(1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(3));
Assert.That(sequence.TimesCalled, Is.EqualTo(1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
// force a "clock over"
next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(4));
Assert.That(sequence.TimesCalled, Is.EqualTo(2));
Assert.That(sequence.CurrentValue, Is.EqualTo(1 + 3));
}
public void TestSubsequentPooledOptimizerUsage()
{
// test the pooled optimizer in situation where the sequence is already beyond its initial value on init.
// cheat by telling the sequence to start with 1000
var sequence = new SourceMock(1001, 3, 5);
// but tell the optimizer the start-with is 1
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.Pool, typeof(long), 3, 1);
Assert.That(sequence.TimesCalled, Is.EqualTo(5));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001));
long next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(1001));
Assert.That(sequence.TimesCalled, Is.EqualTo(5 + 1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001 + 3));
next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(1001 + 1));
Assert.That(sequence.TimesCalled, Is.EqualTo(5 + 1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001 + 3));
next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(1001 + 2));
Assert.That(sequence.TimesCalled, Is.EqualTo(5 + 1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001 + 3));
// force a "clock over"
next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(1001 + 3));
Assert.That(sequence.TimesCalled, Is.EqualTo(5 + 2));
Assert.That(sequence.CurrentValue, Is.EqualTo(1001 + 6));
}
public async Task TestBasicHiLoOptimizerUsageAsync()
{
const int increment = 10;
long next;
// test historic sequence behavior, where the initial values start at 1...
var sequence = new SourceMock(1);
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.HiLo, typeof(long), increment, -1);
for (int i = 1; i <= increment; i++)
{
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(i));
}
Assert.That(sequence.TimesCalled, Is.EqualTo(1)); // once to initialize state
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
// force a "clock over"
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(11));
Assert.That(sequence.TimesCalled, Is.EqualTo(2));
Assert.That(sequence.CurrentValue, Is.EqualTo(2));
// test historic table behavior, where the initial values started at 0 (we now force 1 to be the first used id value)
sequence = new SourceMock(0);
optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.HiLo, typeof(long), increment, -1);
for (int i = 1; i <= increment; i++)
{
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(i));
}
Assert.That(sequence.TimesCalled, Is.EqualTo(2)); // here have have an extra call to get to 1 initially
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
// force a "clock over"
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(11));
Assert.That(sequence.TimesCalled, Is.EqualTo(3));
Assert.That(sequence.CurrentValue, Is.EqualTo(2));
}
public async Task TestBasicPooledOptimizerUsageAsync()
{
long next;
// test historic sequence behavior, where the initial values start at 1...
var sequence = new SourceMock(1, 10);
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.Pool, typeof(long), 10, -1);
for (int i = 1; i < 11; i++)
{
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(i));
}
Assert.That(sequence.TimesCalled, Is.EqualTo(2)); // twice to initialize state
Assert.That(sequence.CurrentValue, Is.EqualTo(11));
// force a "clock over"
next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(11));
Assert.That(sequence.TimesCalled, Is.EqualTo(3));
Assert.That(sequence.CurrentValue, Is.EqualTo(21));
}
public async Task TestRecoveredPooledLoOptimizerUsageAsync()
{
var sequence = new SourceMock(1, 3);
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.PoolLo, typeof(long), 3, 1);
Assert.That(sequence.TimesCalled, Is.EqualTo(0));
Assert.That(sequence.CurrentValue, Is.EqualTo(-1));
long next = (long)await(optimizer.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(1));
Assert.That(sequence.TimesCalled, Is.EqualTo(1));
Assert.That(sequence.CurrentValue, Is.EqualTo(1));
// app ends, and starts back up (we should "lose" only 2 and 3 as id values)
var optimizer2 = OptimizerFactory.BuildOptimizer(OptimizerFactory.PoolLo, typeof(long), 3, 1);
next = (long)await(optimizer2.GenerateAsync(sequence, CancellationToken.None));
Assert.That(next, Is.EqualTo(4));
Assert.That(sequence.TimesCalled, Is.EqualTo(2));
Assert.That(sequence.CurrentValue, Is.EqualTo(4));
}
public void TestRecoveredPooledOptimizerUsage()
{
var sequence = new SourceMock(1, 3);
var optimizer = OptimizerFactory.BuildOptimizer(OptimizerFactory.Pool, typeof(long), 3, 1);
Assert.That(sequence.TimesCalled, Is.EqualTo(0));
Assert.That(sequence.CurrentValue, Is.EqualTo(-1));
var next = (long)optimizer.Generate(sequence);
Assert.That(next, Is.EqualTo(1));
Assert.That(sequence.TimesCalled, Is.EqualTo(2));
Assert.That(sequence.CurrentValue, Is.EqualTo(4));
// app ends, and starts back up (we should "lose" only 2 and 3 as id values)
var optimizer2 = OptimizerFactory.BuildOptimizer(OptimizerFactory.Pool, typeof(long), 3, 1);
next = (long)optimizer2.Generate(sequence);
Assert.That(next, Is.EqualTo(4));
Assert.That(sequence.TimesCalled, Is.EqualTo(3));
Assert.That(sequence.CurrentValue, Is.EqualTo(7));
}