public void CircularBuffer_AddRange_InsertsRange()
{
CircularBuffer <int> q = new CircularBuffer <int>(8);
q.AddRange(new[] { 13, 17 });
Assert.AreEqual(2, q.Count, "CircularBuffer should remember its items");
Assert.IsTrue(q.SequenceEqual(new[] { 13, 17 }), "CircularBuffer should remember its items");
}
public void CircularBuffer_AddRangeLargerThanCapacity_InsertsRange()
{
CircularBuffer <int> q = new CircularBuffer <int>(8)
{
1, 2, 3, 4, 5
};
q.AddRange(new[] { 13, 17, 19, 23, 29, 31, 37, 39, 41 });
Assert.AreEqual(8, q.Count, "CircularBuffer should remember its items");
Assert.IsTrue(q.SequenceEqual(new[] { 17, 19, 23, 29, 31, 37, 39, 41 }), "CircularBuffer should remember its items");
}
public void CircularBuffer_AddRangeToOverflow_InsertsRange()
{
CircularBuffer <int> q = new CircularBuffer <int>(8)
{
1, 2, 3, 4, 5
};
q.AddRange(new[] { 13, 17, 19, 23, 29 });
Assert.AreEqual(8, q.Count, "CircularBuffer should remember its items");
Assert.IsTrue(q.SequenceEqual(new[] { 3, 4, 5, 13, 17, 19, 23, 29 }), "CircularBuffer should remember its items");
}
public void AddEmptyRange_DoesNothing()
{
CircularBuffer <int> q = new CircularBuffer <int>(8)
{
1, 2, 3, 4, 5
};
q.AddRange(new int[] { });
Assert.AreEqual(5, q.Count, "CircularBuffer should remember its items");
Assert.IsTrue(q.SequenceEqual(new[] { 1, 2, 3, 4, 5 }), "CircularBuffer should remember its items");
}
public void AddRange_AtBack_MaintainsOrder()
{
CircularBuffer <int> q = new CircularBuffer <int>(8)
{
1, 2, 3, 4, 5
};
q.AddRange(new[] { 13, 17 });
Assert.AreEqual(7, q.Count, "CircularBuffer should remember its items");
Assert.IsTrue(q.SequenceEqual(new[] { 1, 2, 3, 4, 5, 13, 17 }), "CircularBuffer should remember its items");
}
public void TestSizeIncrease()
{
int bufferSize = 3;
CircularBuffer<int> circularBuffer = new CircularBuffer<int>(bufferSize);
circularBuffer.AddRange(new int[]{0, 1});
// Increase when not yet full
bufferSize = 5;
circularBuffer.Size = bufferSize;
VerifyContent(circularBuffer, 0 , 1);
// fill up
for (int i = 2; i < 5; i++)
{
circularBuffer.Add(i);
VerifyContent(circularBuffer, 0, i);
}
// roll over
for (int i = 5; i < 8; i++)
{
circularBuffer.Add(i);
VerifyContent(circularBuffer, i - bufferSize + 1, i);
}
// Increase when full
bufferSize = 7;
circularBuffer.Size = bufferSize;
VerifyContent(circularBuffer, 3, 7);
// fill up
for (int i = 8; i < 10; i++)
{
circularBuffer.Add(i);
VerifyContent(circularBuffer, 3, i);
}
// roll over
for (int i = 10; i < 12; i++)
{
circularBuffer.Add(i);
VerifyContent(circularBuffer, i - bufferSize + 1, i);
}
}
