public void WhenInitialFileSizeIsSetTheFileSizeForDataFileAndScratchFileShouldBeSetAccordinglyAndItWillBeRoundedToTheNearestGranularity()
{
Win32NativeMethods.SYSTEM_INFO systemInfo;
Win32NativeMethods.GetSystemInfo(out systemInfo);
var options = StorageEnvironmentOptions.ForPath(path);
options.InitialFileSize = systemInfo.allocationGranularity * 2 + 1;
using (new StorageEnvironment(options))
{
var dataFile = Path.Combine(path, Constants.DatabaseFilename);
var scratchFile = Path.Combine(path, "scratch.buffers");
Assert.Equal(systemInfo.allocationGranularity * 3, new FileInfo(dataFile).Length);
Assert.Equal(systemInfo.allocationGranularity * 3, new FileInfo(scratchFile).Length);
}
}
public void WhenInitialFileSizeIsNotSetTheFileSizeForDataFileAndScratchFileShouldBeSetToSystemAllocationGranularity()
{
Win32NativeMethods.SYSTEM_INFO systemInfo;
Win32NativeMethods.GetSystemInfo(out systemInfo);
var options = StorageEnvironmentOptions.ForPath(path);
options.InitialFileSize = null;
using (new StorageEnvironment(options))
{
var dataFile = Path.Combine(path, Constants.DatabaseFilename);
var scratchFile = Path.Combine(path, StorageEnvironmentOptions.ScratchBufferName(0));
Assert.Equal(systemInfo.allocationGranularity, new FileInfo(dataFile).Length);
Assert.Equal(systemInfo.allocationGranularity, new FileInfo(scratchFile).Length);
}
}