/// <exception cref="System.IO.IOException"></exception>
private void AssertValidState()
{
NUnit.Framework.Assert.AreEqual(data.Length, dataPtr, "test filled example result"
);
delta = deltaBuf.ToByteArray();
NUnit.Framework.Assert.AreEqual(@base.Length, BinaryDelta.GetBaseSize(delta));
NUnit.Framework.Assert.AreEqual(data.Length, BinaryDelta.GetResultSize(delta));
var appliedDelta = BinaryDelta.Apply(@base, delta);
Assert.AreEqual(data.Length, appliedDelta.Length);
for (int i = 0; i < data.Length; i++)
{
Assert.AreEqual(data[i], appliedDelta[i]);
}
// Assert that a single bulk read produces the correct result.
//
byte[] act = new byte[data.Length];
DeltaStream @in = Open();
NUnit.Framework.Assert.AreEqual(data.Length, @in.GetSize());
NUnit.Framework.Assert.AreEqual(data.Length, @in.Read(act));
NUnit.Framework.Assert.AreEqual(-1, @in.Read());
NUnit.Framework.Assert.IsTrue(Arrays.Equals(data, act), "bulk read has same content"
);
// Assert that smaller tiny reads have the same result too.
//
act = new byte[data.Length];
@in = Open();
int read = 0;
while (read < data.Length)
{
int n = @in.Read(act, read, 128);
if (n <= 0)
{
break;
}
read += n;
}
NUnit.Framework.Assert.AreEqual(data.Length, read);
NUnit.Framework.Assert.AreEqual(-1, @in.Read());
NUnit.Framework.Assert.IsTrue(Arrays.Equals(data, act), "small reads have same content"
);
}
public virtual void TestSkip()
{
Init(32, 15);
Copy(2, 2);
Insert("ab");
Insert("cd");
Copy(4, 4);
Copy(0, 2);
Insert("efg");
AssertValidState();
for (int p = 0; p < data.Length; p++)
{
byte[] act = new byte[data.Length];
System.Array.Copy(data, 0, act, 0, p);
DeltaStream @in = Open();
IOUtil.SkipFully(@in, p);
NUnit.Framework.Assert.AreEqual(data.Length - p, @in.Read(act, p, data.Length - p
));
NUnit.Framework.Assert.AreEqual(-1, @in.Read());
NUnit.Framework.Assert.IsTrue(Arrays.Equals(data, act), "skipping " + p);
}
// Skip all the way to the end should still recognize EOF.
DeltaStream in_1 = Open();
IOUtil.SkipFully(in_1, data.Length);
NUnit.Framework.Assert.AreEqual(-1, in_1.Read());
NUnit.Framework.Assert.AreEqual(0, in_1.Skip(1));
// Skip should not open the base as we move past it, but it
// will open when we need to start copying data from it.
bool[] opened = new bool[1];
in_1 = new _DeltaStream_180(this, opened, new ByteArrayInputStream(delta));
IOUtil.SkipFully(in_1, 7);
NUnit.Framework.Assert.IsFalse(opened[0], "not yet open");
NUnit.Framework.Assert.AreEqual(data[7], in_1.Read());
NUnit.Framework.Assert.IsTrue(opened[0], "now open");
}