added a couple more tests

tests/Jellyfin.Naming.Tests/EpisodePathParserTest.cs

@@ -9,7 +9,7 @@ namespace Emby.Naming.TV
         [InlineData("/media/Foo/Foo-S01E01", "Foo", 1, 1)]
         [InlineData("/media/Foo - S04E011", "Foo", 4, 11)]
         [InlineData("/media/Foo/Foo s01x01", "Foo", 1, 1)]
-        [InlineData("/media/Foo/Foo s01x03 - the bar of foo", "Foo", 1, 3)]
+        [InlineData("/media/Foo (2019)/Season 4/Foo (2019).S04E03", "Foo (2019)", 4, 3)]
         public void ParseEpisodesCorrectly(string path, string name, int season, int episode)
         {
             NamingOptions o = new NamingOptions();
@@ -20,6 +20,34 @@ namespace Emby.Naming.TV
             Assert.Equal(name, res.SeriesName);
             Assert.Equal(season, res.SeasonNumber);
             Assert.Equal(episode, res.EpisodeNumber);
+
+            //testing other paths delimeter
+            var res2 = p.Parse(path.Replace("/", "\\"), false);
+            Assert.True(res2.Success);
+            Assert.Equal(name, res2.SeriesName);
+            Assert.Equal(season, res2.SeasonNumber);
+            Assert.Equal(episode, res2.EpisodeNumber);
+        }
+
+        [Theory]
+        [InlineData("/media/Foo/Foo 889.avi", "Foo", 889)]
+        public void ParseEpisodeWithoutSeason(string path, string name, int episode)
+        {
+            NamingOptions o = new NamingOptions();
+            EpisodePathParser p = new EpisodePathParser(o);
+            var res = p.Parse(path, false, null, null, true);
+
+            Assert.True(res.Success);
+            Assert.Equal(name, res.SeriesName);
+            Assert.True(res.SeasonNumber == null);
+            Assert.Equal(episode, res.EpisodeNumber);
+
+            //testing other paths delimeter
+            var res2 = p.Parse(path.Replace("/", "\\"), false, null, null, true);
+            Assert.True(res2.Success);
+            Assert.Equal(name, res2.SeriesName);
+            Assert.True(res2.SeasonNumber == null);
+            Assert.Equal(episode, res2.EpisodeNumber);
         }
     }
 }