public void WordDocx_Xlsx()
 {
     var bytes = LoadBytes("sniffer.docx", 20);
     var results = Sniffer.Expect(new List<string>() { "docx", "xlsx" }).Match(bytes, true);
     var one = results.FirstOrDefault(x => x == "docx");
     var count = results.Count;
     Assert.Contains("docx", results);
     Assert.Equal(2, count);
     Assert.Equal("docx", one);
 }
 public void WordDoc_Single()
 {
     var bytes = LoadBytes("sniffer.doc", 20);
     var results = Sniffer.Expect("doc").Match(bytes, true);
     var result1 = Sniffer.Expect("doc").MatchSingle(bytes);
     var one = results.FirstOrDefault();
     var count = results.Count;
     Assert.Contains("doc", results);
     Assert.Equal(1, count);
     Assert.Equal("doc", one);
     Assert.Equal("doc", result1);
 }