修复HttpClient的Timeout设置单位出错, 导致卡死的问题

Author: 邹嵩

src/DotnetSpider.Core.Test/Downloader/HttpClientDownloaderTest.cs

@@ -135,5 +135,14 @@ public void GetTargetUrlWhenRedirect()
 			Assert.DoesNotContain("1231222221111123", page.TargetUrl);
 			Assert.True(page.TargetUrl.Contains("www.jd.com/") || page.TargetUrl.Contains("global.jd.com"));
 		}
+
+		[Fact(DisplayName = "SetTimeout")]
+		public void SetTimeout()
+		{
+			HttpClientDownloader downloader = new HttpClientDownloader();
+			var entry = HttpClientDownloader.HttpClientPool.GetHttpClient("a");
+			downloader.PrepareHttpClient(entry);
+			Assert.Equal(8, entry.Client.Timeout.TotalSeconds);
+		}
 	}
 }

src/DotnetSpider.Core/Downloader/HttpClientDownloader.cs

@@ -197,6 +197,17 @@ protected virtual string ReadContent(Site site, HttpResponseMessage response)
 			}
 		}
 
+		internal void PrepareHttpClient(HttpClientEntry httpClientEntry)
+		{
+			httpClientEntry.Init(AllowAutoRedirect, () =>
+			{
+				if (!Equals(httpClientEntry.Client.Timeout.TotalSeconds, _timeout))
+				{
+					httpClientEntry.Client.Timeout = new TimeSpan(0, 0, (int)_timeout / 1000);
+				}
+			}, CopyCookieContainer);
+		}
+
 		private Page HandleResponse(Request request, HttpResponseMessage response, Site site)
 		{
 			string content = ReadContent(site, response);
@@ -223,17 +234,6 @@ private Page HandleResponse(Request request, HttpResponseMessage response, Site
 			return page;
 		}
 
-		private void PrepareHttpClient(HttpClientEntry httpClientEntry)
-		{
-			httpClientEntry.Init(AllowAutoRedirect, () =>
-			{
-				if (!Equals(httpClientEntry.Client.Timeout.TotalSeconds, _timeout))
-				{
-					httpClientEntry.Client.Timeout = new TimeSpan(0, 0, (int)_timeout);
-				}
-			}, CopyCookieContainer);
-		}
-
 		private CookieContainer CopyCookieContainer()
 		{
 			using (MemoryStream stream = new MemoryStream())