public void ReturnCorrectFilePaths() { // Arrange string newFolder = DirectoryFactory.CreateTestDirectory(); string firstFile = FileFactory.CreateTestFile(newFolder, null, string.Empty); string secondFile = FileFactory.CreateTestFile(newFolder, null, string.Empty); var expectedCollection = new[] { firstFile, secondFile }; var directoryProvider = new DirectoryProvider(); // Act var files = directoryProvider.GetFiles(newFolder); // Assert Assert.That(files, Is.EquivalentTo(expectedCollection)); }