public void ChildFileIterationPeek()
{
var table = new HierarchicalRomFileTable();
var itemA = new RomFileInfo {
Length = 1, Offset = 1
};
var itemB = new RomFileInfo {
Length = 2, Offset = 2
};
table.AddFile("/a/a", ref itemA);
table.AddFile("/a/b", ref itemB);
table.TryOpenDirectory("/a", out FindPosition position);
table.TryOpenFile(position.NextFile, out RomFileInfo peekItemA);
Assert.Equal(itemA, peekItemA);
table.FindNextFile(ref position, out RomFileInfo iterateItemA, out _);
Assert.Equal(itemA, iterateItemA);
table.TryOpenFile(position.NextFile, out RomFileInfo peekItemB);
Assert.Equal(itemB, peekItemB);
table.FindNextFile(ref position, out RomFileInfo iterateItemB, out _);
Assert.Equal(itemB, iterateItemB);
}
public void ChildFileIteration()
{
const int fileCount = 10;
var table = new HierarchicalRomFileTable();
for (int i = 0; i < fileCount; i++)
{
var item = new RomFileInfo {
Length = i, Offset = i
};
table.AddFile($"/a/{i}", ref item);
}
bool openDirSuccess = table.TryOpenDirectory("/a", out FindPosition position);
Assert.True(openDirSuccess, "Error opening directory");
for (int i = 0; i < fileCount; i++)
{
var expectedItem = new RomFileInfo {
Length = i, Offset = i
};
string expectedName = i.ToString();
bool success = table.FindNextFile(ref position, out RomFileInfo actualItem, out string actualName);
Assert.True(success, $"Failed reading file {i}");
Assert.Equal(expectedItem, actualItem);
Assert.Equal(expectedName, actualName);
}
bool endOfFilesSuccess = table.FindNextFile(ref position, out _, out _);
Assert.False(endOfFilesSuccess, "Table returned more files than it should");
}
public void OpeningNonexistentDirectoryFails()
{
var table = new HierarchicalRomFileTable();
bool success = table.TryOpenDirectory("/foo", out _);
Assert.False(success);
}
public void OpeningFileAsDirectoryFails()
{
var table = new HierarchicalRomFileTable();
var fileInfo = new RomFileInfo();
table.AddFile("/file", ref fileInfo);
bool success = table.TryOpenDirectory("/file", out _);
Assert.False(success);
}
public void AddingDirectory()
{
var table = new HierarchicalRomFileTable();
var expectedPosition = new FindPosition {
NextDirectory = -1, NextFile = -1
};
table.AddDirectory("/dir");
bool success = table.TryOpenDirectory("/dir", out FindPosition position);
Assert.True(success, "Opening directory failed");
Assert.Equal(expectedPosition, position);
}
