public void GetFileTypeById_WhenIdIsNull_Throws()
{
var handles = CreateRecognizerHandles();
var fileTypeManager = new FileTypeManager(handles);
Assert.Throws<ArgumentNullException>(() => fileTypeManager.GetFileTypeById(null));
}
public void IdentifyFileType_FileInspectorWithCandidates_WhenMatchCriteriaAndCandidatesAreVaried_ReturnsTypeIfMatchedOrUnknownOtherwise(
bool includeSupertypeAsCandidate, bool includeSubtypeAsCandidate,
bool superRecognizerResult, bool subRecognizerResult,
string expectedMatchType)
{
var inspector = new FakeFileInspector()
{
FileInfo = new FileInfo(@"C:\file.txt"),
Contents = "contents"
};
var superRecognizer = MockRepository.GenerateStub<IFileTypeRecognizer>();
superRecognizer.Stub(x => x.IsRecognizedFile(inspector)).Return(superRecognizerResult);
var subRecognizer = MockRepository.GenerateStub<IFileTypeRecognizer>();
subRecognizer.Stub(x => x.IsRecognizedFile(inspector)).Return(subRecognizerResult);
var handles = CreateRecognizerHandles(
new RecognizerInfo
{
Traits = new FileTypeRecognizerTraits("SuperType", "Super"),
Recognizer = superRecognizer
},
new RecognizerInfo
{
Traits = new FileTypeRecognizerTraits("SubType", "Sub") { SuperTypeId = "SuperType" },
Recognizer = subRecognizer
});
var fileTypeManager = new FileTypeManager(handles);
var candidates = new List<FileType>();
if (includeSupertypeAsCandidate)
candidates.Add(fileTypeManager.GetFileTypeById("SuperType"));
if (includeSubtypeAsCandidate)
candidates.Add(fileTypeManager.GetFileTypeById("SubType"));
FileType fileType = fileTypeManager.IdentifyFileType(inspector, candidates);
Assert.AreEqual(expectedMatchType, fileType.Id);
}
public void GetFileTypeById_WhenIdIsKnown_ReturnsFileType()
{
var handles = CreateRecognizerHandles(
new RecognizerInfo { Traits = new FileTypeRecognizerTraits("Type", "A file type.") });
var fileTypeManager = new FileTypeManager(handles);
FileType fileType = fileTypeManager.GetFileTypeById("Type");
Assert.AreEqual("Type", fileType.Id);
Assert.AreEqual("A file type.", fileType.Description);
}
public void GetFileTypeById_WhenIdIsNotKnown_ReturnsNull()
{
var handles = CreateRecognizerHandles();
var fileTypeManager = new FileTypeManager(handles);
Assert.IsNull(fileTypeManager.GetFileTypeById("Type"));
}
public void GetFileTypeById_WhenIdIsTheUnknownFileTypeId_ReturnsUnknownFileType()
{
var handles = CreateRecognizerHandles();
var fileTypeManager = new FileTypeManager(handles);
FileType fileType = fileTypeManager.GetFileTypeById("Unknown");
Assert.AreSame(fileTypeManager.UnknownFileType, fileType);
}