From c9fa55eb3814468110a714e57e8c183d8347edaf Mon Sep 17 00:00:00 2001
From: Enrico Sada <enrico@sada.io>
Date: Sat, 17 Jun 2017 01:22:53 +0200
Subject: [PATCH 1/2] Add F# EndToEnd tests

An app with lib
---
 test/EndToEnd/GivenFSharpShouldWork.cs | 70 ++++++++++++++++++++++++++
 1 file changed, 70 insertions(+)
 create mode 100644 test/EndToEnd/GivenFSharpShouldWork.cs

diff --git a/test/EndToEnd/GivenFSharpShouldWork.cs b/test/EndToEnd/GivenFSharpShouldWork.cs
new file mode 100644
index 0000000000..c4c98522ce
--- /dev/null
+++ b/test/EndToEnd/GivenFSharpShouldWork.cs
@@ -0,0 +1,70 @@
+// Copyright (c) .NET Foundation and contributors. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using System;
+using System.IO;
+using Microsoft.DotNet.Tools.Test.Utilities;
+using Xunit;
+
+namespace Microsoft.DotNet.Tests.EndToEnd
+{
+    public class GivenFSharpShouldWork : TestBase
+    {
+        [Fact]
+        public void AppWithLib()
+        {
+            using (DisposableDirectory directory = Temp.CreateDirectory())
+            {
+                string projectDirectory = directory.Path;
+
+                string newArgsLib = "lib -n lib -lang f# -f netcoreapp2.0 --debug:ephemeral-hive --no-restore";
+                new NewCommandShim()
+                    .WithWorkingDirectory(projectDirectory)
+                    .Execute(newArgsLib)
+                    .Should().Pass();
+
+                File.WriteAllText(Path.Combine(projectDirectory, "lib", "Library.fs"), @"
+namespace Lib
+module Say =
+    let hello name = printfn ""Hello World from %s by library!"" name
+                ");
+
+                string newArgsApp = "console -n app -lang f# -f netcoreapp2.0 --debug:ephemeral-hive --no-restore";
+                new NewCommandShim()
+                    .WithWorkingDirectory(projectDirectory)
+                    .Execute(newArgsApp)
+                    .Should().Pass();
+
+                File.WriteAllText(Path.Combine(projectDirectory, "app", "Program.fs"), @"
+[<EntryPoint>]
+let main argv =
+    Lib.Say.hello ""F#""
+    0
+                ");
+
+                new DotnetCommand()
+                    .WithWorkingDirectory(projectDirectory)
+                    .Execute("add app reference lib/lib.fsproj")
+                    .Should().Pass();
+
+                new RestoreCommand()
+                    .WithWorkingDirectory(projectDirectory)
+                    //.Execute("/p:SkipInvalidConfigurations=true")
+                    .Execute("app")
+                    .Should().Pass();
+
+                new BuildCommand()
+                    .WithWorkingDirectory(projectDirectory)
+                    .Execute("app")
+                    .Should().Pass();
+
+                new RunCommand()
+                    .WithWorkingDirectory(projectDirectory)
+                    .ExecuteWithCapturedOutput("-p app")
+                    .Should().Pass()
+                         .And.HaveStdOutContaining("Hello World from F# by library!");
+            }
+        }
+
+    }
+}

From 7d441559f7056190283e06e3409929fced92d8c1 Mon Sep 17 00:00:00 2001
From: Enrico Sada <enrico@sada.io>
Date: Sat, 17 Jun 2017 02:26:32 +0200
Subject: [PATCH 2/2] fails if lib is `netstandard2.0` instead of
 `netcoreapp2.0`

---
 test/EndToEnd/GivenFSharpShouldWork.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/test/EndToEnd/GivenFSharpShouldWork.cs b/test/EndToEnd/GivenFSharpShouldWork.cs
index c4c98522ce..ce3241fe49 100644
--- a/test/EndToEnd/GivenFSharpShouldWork.cs
+++ b/test/EndToEnd/GivenFSharpShouldWork.cs
@@ -17,7 +17,7 @@ public void AppWithLib()
             {
                 string projectDirectory = directory.Path;
 
-                string newArgsLib = "lib -n lib -lang f# -f netcoreapp2.0 --debug:ephemeral-hive --no-restore";
+                string newArgsLib = "lib -n lib -lang f# -f netstandard2.0 --debug:ephemeral-hive --no-restore";
                 new NewCommandShim()
                     .WithWorkingDirectory(projectDirectory)
                     .Execute(newArgsLib)