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This commit is contained in:
Lani Aung
2024-09-29 16:09:18 -06:00
parent 6dbc577566
commit 9c44ec0156
2 changed files with 22 additions and 25 deletions
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fxl.codes.kisekae.data.test/BitStreamTests.cs
+19 -22
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@@ -29,16 +29,7 @@ public class BitStreamTests
var stream = new MemoryStream(bytes);
var bitStream = new BitStream(stream);
var list = new List<int>();
var sum = 0;
while (sum < 32)
{
var temp = Random.Shared.Next(1, 10);
if (sum + temp < 32) list.Add(temp);
sum += temp;
}
if (list.Sum() < 32) list.Add(32 - list.Sum());
var list = GetRandomNumbersSummingTo(32);
foreach (var num in list)
{
@@ -50,32 +41,38 @@ public class BitStreamTests
[Test]
public void TestReadLong()
{
var random = (ulong)Random.Shared.NextInt64();
var random = (uint)Random.Shared.Next();
var bytes = BitConverter.GetBytes(random);
var stream = new MemoryStream(bytes);
var bitStream = new BitStream(stream);
var list = new List<int>();
var sum = 0;
while (sum < 64)
{
var temp = Random.Shared.Next(1, 20);
if (sum + temp < 64) list.Add(temp);
sum += temp;
}
if (list.Sum() < 64) list.Add(64 - list.Sum());
var list = GetRandomNumbersSummingTo(32);
var runningTotal = 0;
foreach (var num in list)
{
var temp = random;
temp <<= runningTotal;
temp >>= 64 - num;
temp >>= 32 - num;
Console.WriteLine($"Original value: {random:b}, bit shifted number: {temp:b}");
var value = bitStream.ReadBits(num);
Assert.That(value, Is.EqualTo(temp), $"{num} bits match failed");
runningTotal += num;
}
}
private static List<int> GetRandomNumbersSummingTo(int total)
{
var list = new List<int>();
var sum = 0;
while (sum < total)
{
var temp = Random.Shared.Next(1, total / 3);
if (sum + temp < total) list.Add(temp);
sum += temp;
}
if (list.Sum() < total) list.Add(total - list.Sum());
return list;
}
}