diff --git a/.github/workflows/CI.yml b/.github/workflows/CI.yml
index 5b0c008..984b7e2 100644
--- a/.github/workflows/CI.yml
+++ b/.github/workflows/CI.yml
@@ -47,4 +47,23 @@ jobs:
       uses: microsoft/setup-msbuild@v1
 
     - name: Build Project
-      run: MSBuild src/TgSharp.sln
+      run: MSBuild src/TgSharp.sln && MSBuild -t:Clean src/TgSharp.sln
+
+    - name: Prepare test suite assets
+      run: |
+        echo "$APP_CONFIG_IN_TESTS" > app.config
+        echo "$SESSION_DAT_IN_TESTS" > encodedSession.dat
+      shell: bash
+      env:
+        APP_CONFIG_IN_TESTS: ${{secrets.APP_CONFIG_IN_TESTS}}
+        SESSION_DAT_IN_TESTS: ${{secrets.SESSION_DAT_IN_TESTS}}
+
+    - name: Run Tests
+      run: |
+        MSBuild -p:Configuration=Debug -p:CI=true src/TgSharp.sln
+
+        certutil -decode encodedSession.dat src/TgSharp.Tests.NUnit/bin/Debug/session.dat
+        cp app.config src/TgSharp.Tests.NUnit/bin/Debug/TgSharp.Tests.NUnit.dll.config
+
+        ./Nuget.exe install NUnit.Runners -Version 3.11.1 -OutputDirectory packages
+        ./packages/NUnit.ConsoleRunner.3.11.1/tools/nunit3-console.exe src/TgSharp.Tests.NUnit/bin/Debug/TgSharp.Tests.NUnit.dll
diff --git a/src/TgSharp.Core/Session.cs b/src/TgSharp.Core/Session.cs
index 3a4d98d..df1bf34 100644
--- a/src/TgSharp.Core/Session.cs
+++ b/src/TgSharp.Core/Session.cs
@@ -76,11 +76,23 @@ namespace TgSharp.Core
         private const string defaultConnectionAddress = "149.154.175.100";//"149.154.167.50";
         private const int defaultConnectionPort = 443;
 
+        public int Sequence { get; set; }
+#if CI
+            // see the same CI-wrapped assignment in .FromBytes(), but this one will become useful
+            // when we generate a new session.dat for CI again
+            = CurrentTime ();
+
+        // this is similar to the unixTime but rooted on the worst year of humanity instead of 1970
+        private static int CurrentTime ()
+        {
+            return (int)DateTime.UtcNow.Subtract (new DateTime (2020, 1, 1)).TotalSeconds;
+        }
+#endif
+
         public string SessionUserId { get; set; }
         internal DataCenter DataCenter { get; set; }
         public AuthKey AuthKey { get; set; }
         public ulong Id { get; set; }
-        public int Sequence { get; set; }
         public ulong Salt { get; set; }
         public int TimeOffset { get; set; }
         public long LastMessageId { get; set; }
@@ -133,6 +145,13 @@ namespace TgSharp.Core
             {
                 var id = reader.ReadUInt64();
                 var sequence = reader.ReadInt32();
+
+// we do this in CI when running tests so that the they can always use a
+// higher sequence than previous run
+#if CI
+                sequence = CurrentTime();
+#endif
+
                 var salt = reader.ReadUInt64();
                 var lastMessageId = reader.ReadInt64();
                 var timeOffset = reader.ReadInt32();
diff --git a/src/TgSharp.Core/TgSharp.Core.csproj b/src/TgSharp.Core/TgSharp.Core.csproj
index 9e9bfc0..799b3e8 100644
--- a/src/TgSharp.Core/TgSharp.Core.csproj
+++ b/src/TgSharp.Core/TgSharp.Core.csproj
@@ -30,6 +30,9 @@
     <ErrorReport>prompt</ErrorReport>
     <WarningLevel>4</WarningLevel>
   </PropertyGroup>
+  <PropertyGroup Condition="'$(CI)'=='true'">
+    <DefineConstants>$(DefineConstants);CI</DefineConstants>
+  </PropertyGroup>
   <ItemGroup>
     <Reference Include="System" />
     <Reference Include="System.Core" />
diff --git a/src/TgSharp.Tests.NUnit/Test.cs b/src/TgSharp.Tests.NUnit/Test.cs
index 7845f08..79f46ac 100644
--- a/src/TgSharp.Tests.NUnit/Test.cs
+++ b/src/TgSharp.Tests.NUnit/Test.cs
@@ -16,6 +16,7 @@ namespace TgSharp.Tests
         }
 
         [Test]
+        [Ignore("Only run again when you want a new CodeToAuthenticate value in your app.config")]
         public async override Task AuthUser()
         {
             await base.AuthUser();
@@ -28,42 +29,49 @@ namespace TgSharp.Tests
         }
 
         [Test]
+        [Ignore("Untested in CI")]
         public override async Task SendMessageToChannelTest()
         {
             await base.SendMessageToChannelTest();
         }
 
         [Test]
+        [Ignore("Untested in CI")]
         public override async Task SendPhotoToContactTest()
         {
             await base.SendPhotoToContactTest();
         }
 
         [Test]
+        [Ignore("Untested in CI")]
         public override async Task SendBigFileToContactTest()
         {
             await base.SendBigFileToContactTest();
         }
 
         [Test]
+        [Ignore("Untested in CI")]
         public override async Task DownloadFileFromContactTest()
         {
             await base.DownloadFileFromContactTest();
         }
 
         [Test]
+        [Ignore("Untested in CI")]
         public override async Task DownloadFileFromWrongLocationTest()
         {
             await base.DownloadFileFromWrongLocationTest();
         }
 
         [Test]
+        [Ignore("Untested in CI")]
         public override async Task SignUpNewUser()
         {
             await base.SignUpNewUser();
         }
 
         [Test]
+        [Ignore("Untested in CI")]
         public override async Task SendMessageByUserNameTest()
         {
             await base.SendMessageByUserNameTest();
diff --git a/src/TgSharp.Tests/app.config b/src/TgSharp.Tests/app.config
index 490261d..7df12af 100644
--- a/src/TgSharp.Tests/app.config
+++ b/src/TgSharp.Tests/app.config
@@ -1,13 +1,16 @@
 <?xml version="1.0" encoding="utf-8" ?>
 <configuration>
   <appSettings>
+    <!-- these values are used in CI so far: -->
     <add key="ApiHash" value="" />
     <add key="ApiId" value="" />
     <add key="NumberToAuthenticate" value="" />
     <add key="CodeToAuthenticate" value="" />
+    <add key="NumberToSendMessage" value="" />
+    <!---->
+
     <add key="PasswordToAuthenticate" value=""/>
     <add key="NotRegisteredNumberToSignUp" value=""/>
-    <add key="NumberToSendMessage" value=""/>
     <add key="UserNameToSendMessage" value=""/>
     <add key="NumberToGetUserFull" value=""/>
     <add key="NumberToAddToChat" value=""/>