public void should_create_descriptor()
{
var expectedOutput = new BIFDescriptor();
expectedOutput.FileCount = 0x01;
expectedOutput.FileEntryOffset = 0x0A;
expectedOutput.TilesetCount = 0x02;
expectedOutput.TilesetEntryOffset = 0x0A + (sizeof(int) * 4);
var plugin = new BIFPlugin();
var descriptorBytes = new byte[]
{
0x01, 0x00, 0x00, 0x00, // File Count
0x02, 0x00, 0x00, 0x00, // Tile Count
0x0A, 0x00, 0x00, 0x00 // File Entry Offset
// Tile Entry calculated in method
};
var memoryStream = new MemoryStream(descriptorBytes);
var binaryReader = new BinaryReader(memoryStream);
var createDescriptorMethod = plugin.GetType().GetMethod("ReadDescriptor", BindingFlags.NonPublic | BindingFlags.Instance);
var result = createDescriptorMethod.Invoke(plugin, new object[] { binaryReader, 0 });
Assert.That(result, Is.EqualTo(expectedOutput));
}
public static void ExtractResources(BIFPlugin plugin, string bifFile, string extractionDirectory)
{
using (var filestream = new FileStream(bifFile, FileMode.Open))
{
var bifResource = plugin.Import(filestream);
var resourceCount = 0;
foreach(var fileEntry in bifResource.FileEntries)
{
byte[] fileBytes = GetFileBytes(filestream, fileEntry.Offset, fileEntry.Size);
string extractedFilename = GenerateResourceFilename(extractionDirectory, resourceCount, fileEntry.Type);
WriteFile(fileBytes, extractedFilename);
resourceCount++;
}
foreach(var tileEntry in bifResource.TilesetEntries)
{
byte[] fileBytes = GetFileBytes(filestream, tileEntry.Offset, tileEntry.Size);
var extractedFilename = GenerateResourceFilename(extractionDirectory, resourceCount, tileEntry.Type);
WriteFile(fileBytes, extractedFilename);
resourceCount++;
}
}
}
public void should_correctly_read_file_signature()
{
var expectedOutput = "BIFFV1 ";
var plugin = new BIFPlugin();
var getSignatureMethod = plugin.GetType().GetMethod("ConvertToSignature", BindingFlags.NonPublic | BindingFlags.Instance);
var result = getSignatureMethod.Invoke(plugin, new[] { expectedOutput.AsBytes() });
Assert.That(result, Is.EqualTo(expectedOutput));
}
public BiffViewerForm(BIFPlugin bifPlugin)
{
InitializeComponent();
m_BifPlugin = bifPlugin;
m_FileDialog = new OpenFileDialog();
m_FolderDialog = new FolderBrowserDialog();
SetupEvents();
SetupFileDialogs();
}
public void should_correctly_read_bif_stream()
{
var dummyStream = CreateDummyBIFStream();
var plugin = new BIFPlugin();
var expectedBIF = new BIFResource();
expectedBIF.FileEntries.Add(new BIFFileEntry(0x1, 0x2, 0x3, 0x4, 0x5));
expectedBIF.FileEntries.Add(new BIFFileEntry(0x6, 0x7, 0x8, 0x9, 0xA));
expectedBIF.TilesetEntries.Add(new BIFTilesetEntry(0x1,0x2,0x3,0x4,0x5,0x6));
expectedBIF.TilesetEntries.Add(new BIFTilesetEntry(0x7,0x8,0x9,0xA,0xB,0xC));
var result = plugin.Import(dummyStream);
Assert.That(result, Is.EqualTo(expectedBIF));
}
public void should_create_file_entries()
{
var dummyEntry1 = new BIFFileEntry(0x1, 0x2, 0x3, 0x4, 0x5);
var dummyEntry2 = new BIFFileEntry(0x2, 0x5, 0x3, 0x4, 0x5);
var expectedOutput = new List<BIFFileEntry> { dummyEntry1, dummyEntry2 };
var plugin = new BIFPlugin();
var bifDescriptor = new BIFDescriptor();
bifDescriptor.FileCount = 2;
bifDescriptor.FileEntryOffset = 0;
var entriesBytes = new byte[]
{
// Entry 1
0x01, 0x00, 0x00, 0x00, // Locator int32
0x02, 0x00, 0x00, 0x00, // Offset int32
0x03, 0x00, 0x00, 0x00, // Size int32
0x04, 0x00, // Type int16
0x05, 0x00, // Unknown int16
// Entry 2
0x02, 0x00, 0x00, 0x00, // Locator int32
0x05, 0x00, 0x00, 0x00, // Offset int32
0x03, 0x00, 0x00, 0x00, // Size int32
0x04, 0x00, // Type int16
0x05, 0x00, // Unknown int16
};
var memoryStream = new MemoryStream(entriesBytes);
var binaryReader = new BinaryReader(memoryStream);
var createFileEntriesMethod = plugin.GetType().GetMethod("ReadFileEntries", BindingFlags.NonPublic | BindingFlags.Instance);
var result = createFileEntriesMethod.Invoke(plugin, new object[] { binaryReader, bifDescriptor });
Assert.That(result, Is.TypeOf(typeof(List<BIFFileEntry>)));
CollectionAssert.AreEquivalent((List<BIFFileEntry>)result, expectedOutput);
}
