/// <summary>
/// Test if
/// <see cref="BlockManager.ComputeInvalidateWork(int)"/>
/// can schedule invalidate work correctly
/// </summary>
/// <exception cref="System.Exception"/>
public virtual void TestCompInvalidate()
{
int blockInvalidateLimit = bm.GetDatanodeManager().blockInvalidateLimit;
namesystem.WriteLock();
try
{
for (int i = 0; i < nodes.Length; i++)
{
for (int j = 0; j < 3 * blockInvalidateLimit + 1; j++)
{
Block block = new Block(i * (blockInvalidateLimit + 1) + j, 0, GenerationStamp.LastReservedStamp
);
bm.AddToInvalidates(block, nodes[i]);
}
}
NUnit.Framework.Assert.AreEqual(blockInvalidateLimit * NumOfDatanodes, bm.ComputeInvalidateWork
(NumOfDatanodes + 1));
NUnit.Framework.Assert.AreEqual(blockInvalidateLimit * NumOfDatanodes, bm.ComputeInvalidateWork
(NumOfDatanodes));
NUnit.Framework.Assert.AreEqual(blockInvalidateLimit * (NumOfDatanodes - 1), bm.ComputeInvalidateWork
(NumOfDatanodes - 1));
int workCount = bm.ComputeInvalidateWork(1);
if (workCount == 1)
{
NUnit.Framework.Assert.AreEqual(blockInvalidateLimit + 1, bm.ComputeInvalidateWork
(2));
}
else
{
NUnit.Framework.Assert.AreEqual(workCount, blockInvalidateLimit);
NUnit.Framework.Assert.AreEqual(2, bm.ComputeInvalidateWork(2));
}
}
finally
{
namesystem.WriteUnlock();
}
}
public static int ComputeInvalidationWork(BlockManager bm)
{
return(bm.ComputeInvalidateWork(int.MaxValue));
}