public void Discard_WhenCalled_DeletesKeyAndData()
{
// arrange
var catalogue = new FragmentCatalogue();
byte[] b1 = Encoding.ASCII.GetBytes("a");
byte[] b2 = Encoding.ASCII.GetBytes("b");
// act
catalogue.Push(1, 1, b1);
catalogue.Discard(1, 1); // discard a
catalogue.Push(1, 1, b2);
// assert
byte[] resultBytes2 = catalogue.Pop(1, 1); // b
string result2 = Encoding.ASCII.GetString(resultBytes2);
Assert.AreEqual("b", result2);
}
public void Push_WhenCalledWithSameStreamIdAndFrameId_ConcatsData()
{
// arrange
var catalogue = new FragmentCatalogue();
byte[] b1 = Encoding.ASCII.GetBytes("a");
byte[] b2 = Encoding.ASCII.GetBytes("b");
byte[] b3 = Encoding.ASCII.GetBytes("c");
// act
catalogue.Push(1, 1, b1);
catalogue.Push(1, 1, b2);
catalogue.Push(1, 1, b3);
// assert
byte[] resultBytes = catalogue.Pop(1, 1);
string result = Encoding.ASCII.GetString(resultBytes);
Assert.AreEqual("abc", result);
}
public void Push_WhenCalledWithMultipleStreamIdsAndFrameIds_ConcatsDataOnlyFromSameKey()
{
// arrange
var catalogue = new FragmentCatalogue();
byte[] b1 = Encoding.ASCII.GetBytes("a");
byte[] b2 = Encoding.ASCII.GetBytes("b");
byte[] b3 = Encoding.ASCII.GetBytes("c");
byte[] c1 = Encoding.ASCII.GetBytes("d");
byte[] c2 = Encoding.ASCII.GetBytes("e");
byte[] c3 = Encoding.ASCII.GetBytes("f");
// act
catalogue.Push(1, 1, b1);
catalogue.Push(1, 2, c1);
catalogue.Push(1, 1, b2);
catalogue.Push(1, 2, c2);
catalogue.Push(1, 1, b3);
catalogue.Push(1, 2, c3);
// assert
byte[] resultBytes = catalogue.Pop(1, 1);
string result = Encoding.ASCII.GetString(resultBytes);
Assert.AreEqual("abc", result);
byte[] resultBytes2 = catalogue.Pop(1, 2);
string result2 = Encoding.ASCII.GetString(resultBytes2);
Assert.AreEqual("def", result2);
}