From 0047a5388d781343709ec74433ad04ecaca88308 Mon Sep 17 00:00:00 2001
From: "nicolas.dorier" <nicolas.dorier@gmail.com>
Date: Mon, 2 Sep 2019 16:32:38 +0900
Subject: [PATCH] Add test for dead links in Views

---
 BTCPayServer.Tests/UnitTest1.cs     | 43 +++++++++++++++++++++++++++++
 BTCPayServer/Views/Home/Home.cshtml |  2 +-
 2 files changed, 44 insertions(+), 1 deletion(-)

diff --git a/BTCPayServer.Tests/UnitTest1.cs b/BTCPayServer.Tests/UnitTest1.cs
index 4f5a4899a..6b39c7299 100644
--- a/BTCPayServer.Tests/UnitTest1.cs
+++ b/BTCPayServer.Tests/UnitTest1.cs
@@ -73,6 +73,49 @@ namespace BTCPayServer.Tests
             Logs.LogProvider = new XUnitLogProvider(helper);
         }
 
+        [Fact]
+        [Trait("Fast", "Fast")]
+        public async Task CheckNoDeadLink()
+        {
+            var views = Path.Combine(LanguageService.TryGetSolutionDirectoryInfo().FullName, "BTCPayServer", "Views");
+            var viewFiles = Directory.EnumerateFiles(views, "*.cshtml", SearchOption.AllDirectories).ToArray();
+            Assert.NotEmpty(viewFiles);
+            Regex regex = new Regex("href=\"(http.*?)\"");
+            var httpClient = new HttpClient();
+            List<Task> checkLinks = new List<Task>();
+            foreach (var file in viewFiles)
+            {
+                checkLinks.Add(CheckLinks(regex, httpClient, file));
+            }
+            await Task.WhenAll(checkLinks);
+        }
+
+        private static async Task CheckLinks(Regex regex, HttpClient httpClient, string file)
+        {
+            List<Task> checkLinks = new List<Task>();
+            var text = await File.ReadAllTextAsync(file);
+            foreach (var match in regex.Matches(text).OfType<Match>())
+            {
+                checkLinks.Add(AssertLinkNotDead(httpClient, match, file));
+            }
+            await Task.WhenAll(checkLinks);
+        }
+
+        private static async Task AssertLinkNotDead(HttpClient httpClient, Match match, string file)
+        {
+            var url = match.Groups[1].Value;
+            try
+            {
+                Assert.Equal(HttpStatusCode.OK, (await httpClient.GetAsync(url)).StatusCode);
+                Logs.Tester.LogInformation($"OK: {url} ({file})");
+            }
+            catch
+            {
+                Logs.Tester.LogInformation($"FAILED: {url} ({file})");
+                throw;
+            }
+        }
+
         [Fact]
         [Trait("Fast", "Fast")]
         public void CanHandleUriValidation()
diff --git a/BTCPayServer/Views/Home/Home.cshtml b/BTCPayServer/Views/Home/Home.cshtml
index a12a99ed3..4afdbe067 100644
--- a/BTCPayServer/Views/Home/Home.cshtml
+++ b/BTCPayServer/Views/Home/Home.cshtml
@@ -114,7 +114,7 @@
             <a href="https://slack.btcpayserver.org/" target="_blank">
                 <img src="~/img/slack.png" height="100" />
             </a>
-            <p><a href="http://slack.forkbitpay.ninja/" target="_blank">On Slack</a></p>
+            <p><a href="https://slack.btcpayserver.org/" target="_blank">On Slack</a></p>
         </div>
         <div class="col-lg-3 mr-auto text-center">
             <a href="https://twitter.com/BtcpayServer" target="_blank">