First pass at making coreclr compatible

Author: JakeGinnivan

src/TestStack.BDDfy/Engine.cs

@@ -1,5 +1,4 @@
-using System;
-using System.Linq;
+using System.Linq;
 using TestStack.BDDfy.Configuration;
 using TestStack.BDDfy.Processors;
 
@@ -11,10 +10,16 @@ public class Engine
 
         static Engine()
         {
-            AppDomain.CurrentDomain.DomainUnload += CurrentDomain_DomainUnload;
+#if APPDOMAIN
+            System.AppDomain.CurrentDomain.DomainUnload += (sender, e) => {
+                InvokeBatchProcessors();
+            };
+#else
+            System.Runtime.Loader.AssemblyLoadContext.Default.Unloading += context => InvokeBatchProcessors();
+#endif
         }
 
-        static void CurrentDomain_DomainUnload(object sender, EventArgs e)
+        static void InvokeBatchProcessors()
         {
             foreach (var batchProcessor in Configurator.BatchProcessors.GetProcessors())
             {

src/TestStack.BDDfy/Processors/ExceptionProcessor.cs

@@ -16,6 +16,8 @@ public class ExceptionProcessor : IProcessor
         static ExceptionProcessor()
         {
             var exceptionType = typeof(Exception);
+// No best guess for CORE Clr
+#if APPDOMAIN
             foreach (var assembly in AppDomain.CurrentDomain.GetAssemblies())
             {
                 if(ExcludedAssemblies.Any(ex => assembly.GetName().FullName.StartsWith(ex)))
@@ -37,6 +39,7 @@ static ExceptionProcessor()
                     }
                 }
             }
+#endif
 
             BestGuessInconclusiveAssertion = () => { throw new InconclusiveException(); };
         }

src/TestStack.BDDfy/Scanners/ScenarioScanners/FluentScenarioScanner.cs

@@ -1,6 +1,7 @@
-using System.Collections.Generic;
-using System.Linq;
+using System;
+using System.Collections.Generic;
 using System.Diagnostics;
+using System.Linq;
 using TestStack.BDDfy.Configuration;
 
 namespace TestStack.BDDfy
@@ -36,12 +37,23 @@ private List<Step> CloneSteps(IEnumerable<Step> steps)
 
         private static string GetTitleFromMethodNameInStackTrace(object testObject)
         {
-            var trace = new StackTrace();
+            // ReSharper disable once JoinDeclarationAndInitializer
+            StackTrace trace;
+#if STACKTRACE
+            trace = new StackTrace();
+#else
+            try
+            {
+                throw new Exception();
+            }
+            catch (Exception e)
+            {
+                trace = new StackTrace(e, false);
+            }
+#endif
             var frames = trace.GetFrames();
-            if (frames == null)
-                return null;
 
-            var initiatingFrame = frames.LastOrDefault(s => s.GetMethod().DeclaringType == testObject.GetType());
+            var initiatingFrame = frames?.LastOrDefault(s => s.GetMethod().DeclaringType == testObject.GetType());
             if (initiatingFrame == null)
                 return null;
 

src/TestStack.BDDfy/Scanners/StoryAttributeMetaDataScanner.cs

@@ -39,11 +39,23 @@ protected virtual Type GetCandidateStory(object testObject, Type explicitStoryTy
             if (explicitStoryType != null)
                 return explicitStoryType;
 
-            var stackTrace = new StackTrace();
+            // ReSharper disable once JoinDeclarationAndInitializer
+            StackTrace stackTrace;
+#if STACKTRACE
+            stackTrace = new StackTrace();
+#else
+            try
+            {
+                throw new Exception();
+            }
+            catch (Exception e)
+            {
+                stackTrace = new StackTrace(e, false);
+            }
+#endif
             var frames = stackTrace.GetFrames();
             if (frames == null)
                 return null;
-
             var scenarioType = testObject.GetType();
             // This is assuming scenario and story live in the same assembly
             var firstFrame = frames.LastOrDefault(f => f.GetMethod().DeclaringType.Assembly() == scenarioType.Assembly());

src/TestStack.BDDfy/project.json

@@ -1,33 +1,41 @@
 {
-  "version": "1.0.0-*",
-  "packOptions": {
-  },
+    "version": "1.0.0-*",
+    "packOptions": {
+    },
 
-  "dependencies": {
+    "dependencies": {
 
-  },
+    },
 
-  "frameworks": {
-    "net40": {
-      "dependencies": {
+    "frameworks": {
+        "net40": {
+            "dependencies": {
 
-      },
-      "frameworkAssemblies": {
-        "System.Web": "4.0.0.0",
-        "System.Web.Extensions": "4.0.0.0"
-      }
+            },
+            "frameworkAssemblies": {
+                "System.Web": "4.0.0.0",
+                "System.Web.Extensions": "4.0.0.0"
+            },
+            "compilationOptions": {
+                "define": [
+                    "APPDOMAIN",
+                    "STACKTRACE"
+                ]
+            }
+        },
+        "netstandard1.5": {
+            "imports": "dnxcore50",
+            "dependencies": {
+                "NETStandard.Library": "1.5.0-rc2-24027",
+                "Newtonsoft.Json": "9.0.1-beta1",
+                "System.Diagnostics.StackTrace": "4.0.1-rc2-24027",
+                "System.Linq.Expressions": "4.0.11-rc2-24027",
+                "System.Reflection": "4.1.0-rc2-24027",
+                "System.Reflection.TypeExtensions": "4.1.0-rc2-24027",
+                "System.Runtime.Extensions": "4.1.0-rc2-24027",
+                "System.Runtime.Loader": "4.0.0-rc3-23924",
+                "System.Threading.ThreadPool": "4.0.10-rc2-24027"
+            }
+        }
     }
-    //"netstandard1.5": {
-    //  "imports": "dnxcore50",
-    //  "dependencies": {
-    //    "NETStandard.Library": "1.5.0-rc2-24027",
-    //    "Newtonsoft.Json": "9.0.1-beta1",
-    //    "System.Linq.Expressions": "4.0.11-rc2-24027",
-    //    "System.Reflection": "4.1.0-rc2-24027",
-    //    "System.Reflection.TypeExtensions": "4.1.0-rc2-24027",
-    //    "System.Runtime.Extensions": "4.1.0-rc2-24027",
-    //    "System.Threading.ThreadPool": "4.0.10-rc2-24027"
-    //  }
-    //}
-  }
 }