private static void GetPutTestAssert(byte expectedValue, int expectedIndex, FileWithHeader target)
{
int nextIndexBefore = target.GetNextIndex();
target.Put(expectedIndex, expectedValue);
if (expectedIndex >= nextIndexBefore)
{
Assert.AreEqual(expectedIndex + 1, target.GetNextIndex());
}
Assert.AreEqual(expectedValue, target.Get(expectedIndex));
}
public void ReopenTest()
{
string fileName = "ReopenFileWithHeaderTest";
FileWithHeader fwh = InitFWH(fileName, 5);
try
{
//write values
int expectedIndex1 = 0;
byte expectedValue1 = 6;
fwh.Put(expectedIndex1, expectedValue1);
int expectedIndex2 = 55;
byte expectedValue2 = 200;
fwh.Put(expectedIndex2, expectedValue2);
//get next index
int expectedNextIndex = fwh.GetNextIndex();
byte[] expectedUserHeader = new byte[5] {
1, 2, 3, 4, 5
};
fwh.PutUserHeader(expectedUserHeader);
fwh.Close();
fwh = new FileWithHeader(fileName);
Assert.AreEqual(expectedValue1, fwh.Get(expectedIndex1));
Assert.AreEqual(expectedValue2, fwh.Get(expectedIndex2));
Assert.AreEqual(expectedNextIndex, fwh.GetNextIndex());
TestHelper.AssertByteArraysAreSame(expectedUserHeader, fwh.GetUserHeader());
}
finally
{
fwh.Close();
}
}
private static void GetPutArrayTestAssert(FileWithHeader fwh, int index, byte[] data)
{
int nextIndexBefore = fwh.GetNextIndex();
fwh.Put(index, data);
if (index + data.Length >= nextIndexBefore)
{
Assert.AreEqual(index + data.Length, fwh.GetNextIndex());
}
byte[] actual = fwh.GetAmount(index, data.Length);
TestHelper.AssertByteArraysAreSame(data, actual);
}
private void GetNextIndexTestAssert(int expected)
{
FileWithHeader target = InitFWH("GetFWHNextIndexTest", 16);
try
{
target.Put(expected - 1, 0);
int actual = target.GetNextIndex();
Assert.AreEqual(expected, actual);
}
finally
{
target.Close();
}
}
public void Put(int index, byte[] buffer)
{
AssertElementIndexIsValid(index);
int elementSize = GetElementSize();
if (buffer.Length > elementSize)
{
throw new InternalBufferOverflowException("Buffer is too large to put");
}
byte[] elementBytes = buffer.ExtendTo(elementSize);
Debug.Assert(elementBytes.Length == elementSize);
int byteIndex = GetByteIndex(index);
_fileWithHeader.Put(byteIndex, elementBytes);
}
private void PutFullSpace(PersistentHeapSpace space)
{
_file.Put(space.SizeIndex, space.Serialize());
}
private static void GetRangeTestAssert(byte[] bytes, int startIndex, FileWithHeader fwh)
{
fwh.Put(startIndex, bytes);
byte[] actual = fwh.GetRange(startIndex, startIndex + bytes.Length - 1);
TestHelper.AssertByteArraysAreSame(bytes, actual);
}