feat: Completed KuGouLyricDownloader.

完成了酷狗音乐歌词下载器。

tests/ZonyLrcTools.Tests/Infrastructure/Lyric/KuGouLyricDownloaderTests.cs

@@ -0,0 +1,25 @@
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.Extensions.DependencyInjection;
+using Shouldly;
+using Xunit;
+using ZonyLrcTools.Cli.Infrastructure.Lyric;
+
+namespace ZonyLrcTools.Tests.Infrastructure.Lyric
+{
+    public class KuGouLyricDownloaderTests : TestBase
+    {
+        [Fact]
+        public async Task DownloadAsync_Test()
+        {
+            var downloaderList = ServiceProvider.GetRequiredService<IEnumerable<ILyricDownloader>>();
+            var kuGouDownloader = downloaderList.FirstOrDefault(t => t.DownloaderName == InternalLyricDownloaderNames.KuGou);
+
+            kuGouDownloader.ShouldNotBeNull();
+            var lyric = await kuGouDownloader.DownloadAsync("东方红", null);
+            lyric.ShouldNotBeNull();
+            lyric.IsPruneMusic.ShouldBe(false);
+        }
+    }
+}