public void CreateNewCreatesTwoDimensionalMatrixAndOpenCorrectlyReadIt()
{
const int size0 = 500;
const int size1 = 20;
var tempFileName = Path.GetTempFileName();
try
{
File.Delete(tempFileName);
long count;
using (var array = MemoryMappedArray <double> .CreateNew(tempFileName, size0, size1))
{
count = array.NumElements;
for (int i = 0; i < size0; i++)
{
for (int j = 0; j < size1; j++)
{
array[i, j] = (long)i * size1 + j;
}
}
}
using (var array = MemoryMappedArray <double> .Open(tempFileName))
{
Assert.AreEqual(size0, array.Size0);
Assert.AreEqual(size1, array.Size1);
Assert.AreEqual(count, array.NumElements);
for (int i = 0; i < size0; i++)
{
for (int j = 0; j < size1; j++)
{
double v = (double)i * size1 + j;
Assert.AreEqual(v, array[i, j]);
}
}
}
}
finally
{
File.Delete(tempFileName);
}
}
public void CreateNewCreatesOneDimensionalMatrixAndOpenCorrectlyReadIt()
{
const int length = 100;
var tempFileName = Path.GetTempFileName();
try
{
File.Delete(tempFileName);
int size0;
int size1;
long count;
using (var array = MemoryMappedArray <double> .CreateNew(tempFileName, length))
{
size0 = array.Size0;
size1 = array.Size1;
count = array.NumElements;
for (int i = 0; i < length; i++)
{
array[i] = i;
}
}
using (var array = MemoryMappedArray <double> .Open(tempFileName))
{
Assert.AreEqual(size0, array.Size0);
Assert.AreEqual(size1, array.Size1);
Assert.AreEqual(count, array.NumElements);
for (int i = 0; i < length; i++)
{
Assert.AreEqual(i, array[i]);
}
}
}
finally
{
File.Delete(tempFileName);
}
}