public void FIFO_supports_removeAt()
{
FIFOBuffer <int> f = new FIFOBuffer <int>(0);
Assert.Throws <IndexOutOfRangeException>(() => f.RemoveAt(0));
Assert.Throws <IndexOutOfRangeException>(() => f.RemoveAt(-1));
f.Capacity = 1;
f.Push(1);
TestWithInternalOffsetsAndGrowingCapacity(f, b =>
{
AssertContains(b, 1);
b.RemoveAt(0);
AssertEmpty(b);
});
f.Capacity = 2;
f.Push(2);
TestWithInternalOffsetsAndGrowingCapacity(f, b =>
{
AssertContains(b, 1, 2);
b.RemoveAt(0);
AssertContains(b, 2);
});
f.Capacity = 3;
f.Push(3);
f.Push(4);
TestWithInternalOffsetsAndGrowingCapacity(f, b =>
{
AssertContains(b, 2, 3, 4);
b.RemoveAt(2);
AssertContains(b, 2, 3);
b.RemoveAt(1);
AssertContains(b, 2);
b.RemoveAt(0);
AssertEmpty(b);
});
f.Capacity = 4;
f.Clear();
f.Push(2);
f.Push(3);
f.Push(4);
TestWithInternalOffsetsAndGrowingCapacity(f, b =>
{
AssertContains(b, 2, 3, 4);
b.RemoveAt(2);
AssertContains(b, 2, 3);
b.RemoveAt(1);
AssertContains(b, 2);
});
f.Push(5);
TestWithInternalOffsetsAndGrowingCapacity(f, b =>
{
AssertContains(b, 2, 3, 4, 5);
b.RemoveAt(2);
AssertContains(b, 2, 3, 5);
b.RemoveAt(1);
AssertContains(b, 2, 5);
b.RemoveAt(1);
AssertContains(b, 2);
});
f.Capacity = 5;
f.Push(6);
TestWithInternalOffsetsAndGrowingCapacity(f, b =>
{
AssertContains(b, 2, 3, 4, 5, 6);
b.RemoveAt(2);
AssertContains(b, 2, 3, 5, 6);
b.RemoveAt(1);
AssertContains(b, 2, 5, 6);
b.RemoveAt(2);
AssertContains(b, 2, 5);
b.RemoveAt(1);
AssertContains(b, 2);
});
}
