Fix resolving assemblies from frameworks not referenced by coverlet itself

src/coverlet.core/Instrumentation/CecilAssemblyResolver.cs

@@ -10,6 +10,8 @@
 using Microsoft.Extensions.DependencyModel;
 using Microsoft.Extensions.DependencyModel.Resolution;
 using Mono.Cecil;
+using Newtonsoft.Json;
+using Newtonsoft.Json.Linq;
 
 namespace Coverlet.Core.Instrumentation
 {
@@ -70,14 +72,14 @@ public NetstandardAwareAssemblyResolver(string modulePath, ILogger logger)
             _modulePath = modulePath;
             _logger = logger;
 
-            // this is lazy because we cannot create AspNetCoreSharedFrameworkResolver if not on .NET Core runtime,
+            // this is lazy because we cannot create NetCoreSharedFrameworkResolver if not on .NET Core runtime,
             // runtime folders are different
             _compositeResolver = new Lazy<CompositeCompilationAssemblyResolver>(() => new CompositeCompilationAssemblyResolver(new ICompilationAssemblyResolver[]
             {
                 new AppBaseCompilationAssemblyResolver(),
-                new ReferenceAssemblyPathResolver(),
                 new PackageCompilationAssemblyResolver(),
-                new AspNetCoreSharedFrameworkResolver(_logger)
+                new NetCoreSharedFrameworkResolver(modulePath, _logger),
+                new ReferenceAssemblyPathResolver(),
             }), true);
         }
 
@@ -216,23 +218,37 @@ internal AssemblyDefinition TryWithCustomResolverOnDotNetCore(AssemblyNameRefere
         }
     }
 
-    internal class AspNetCoreSharedFrameworkResolver : ICompilationAssemblyResolver
+    internal class NetCoreSharedFrameworkResolver : ICompilationAssemblyResolver
     {
-        private readonly string[] _aspNetSharedFrameworkDirs;
+        private readonly List<string> _aspNetSharedFrameworkDirs = new();
         private readonly ILogger _logger;
 
-        public AspNetCoreSharedFrameworkResolver(ILogger logger)
+        public NetCoreSharedFrameworkResolver(string modulePath, ILogger logger)
         {
             _logger = logger;
-            string runtimeRootPath = Path.GetDirectoryName(typeof(object).Assembly.Location);
-            string runtimeVersion = runtimeRootPath.Substring(runtimeRootPath.LastIndexOf(Path.DirectorySeparatorChar) + 1);
-            _aspNetSharedFrameworkDirs = new string[]
+
+            string runtimeConfigFile = Path.Combine(
+                Path.GetDirectoryName(modulePath)!,
+                Path.GetFileNameWithoutExtension(modulePath) + ".runtimeconfig.json");
+            if (!File.Exists(runtimeConfigFile))
+            {
+                return;
+            }
+
+            var reader = new RuntimeConfigurationReader(runtimeConfigFile);
+            IEnumerable<(string Name, string Version)> referencedFrameworks = reader.GetFrameworks();
+            string runtimePath = Path.GetDirectoryName(typeof(object).Assembly.Location);
+            string runtimeRootPath = Path.Combine(runtimePath!, "../..");
+            foreach ((string frameworkName, string frameworkVersion) in referencedFrameworks)
             {
-               Path.GetFullPath(Path.Combine(runtimeRootPath,"../../Microsoft.AspNetCore.All", runtimeVersion)),
-               Path.GetFullPath(Path.Combine(runtimeRootPath, "../../Microsoft.AspNetCore.App", runtimeVersion))
-            };
+                var majorVersion = string.Join(".", frameworkVersion.Split('.').Take(2)) + ".";
+                var directory = new DirectoryInfo(Path.Combine(runtimeRootPath, frameworkName));
+                var latestVersion = directory.GetDirectories().Where(x => x.Name.StartsWith(majorVersion))
+                    .Select(x => Convert.ToUInt32(x.Name.Substring(majorVersion.Length))).Max();
+                _aspNetSharedFrameworkDirs.Add(Path.Combine(directory.FullName, majorVersion + latestVersion));
+            }
 
-            _logger.LogVerbose("AspNetCoreSharedFrameworkResolver search paths:");
+            _logger.LogVerbose("NetCoreSharedFrameworkResolver search paths:");
             foreach (string searchPath in _aspNetSharedFrameworkDirs)
             {
                 _logger.LogVerbose(searchPath);
@@ -250,7 +266,8 @@ public bool TryResolveAssemblyPaths(CompilationLibrary library, List<string> ass
                     continue;
                 }
 
-                foreach (string file in Directory.GetFiles(sharedFrameworkPath))
+                string[] files = Directory.GetFiles(sharedFrameworkPath);
+                foreach (string file in files)
                 {
                     if (Path.GetFileName(file).Equals(dllName, StringComparison.OrdinalIgnoreCase))
                     {
@@ -264,4 +281,36 @@ public bool TryResolveAssemblyPaths(CompilationLibrary library, List<string> ass
             return false;
         }
     }
+
+    internal class RuntimeConfigurationReader
+    {
+        private readonly string _runtimeConfigFile;
+
+        public RuntimeConfigurationReader(string runtimeConfigFile)
+        {
+            _runtimeConfigFile = runtimeConfigFile;
+        }
+
+        public IEnumerable<(string Name, string Version)> GetFrameworks()
+        {
+            JObject configuration =
+                new JsonSerializer().Deserialize<JObject>(
+                    new JsonTextReader(new StringReader(File.ReadAllText(_runtimeConfigFile))));
+
+            JToken runtimeOptions = configuration["runtimeOptions"];
+            JToken framework = runtimeOptions?["framework"];
+            if (framework != null)
+            {
+                return new[] {(framework["name"].Value<string>(), framework["version"].Value<string>())};
+            }
+
+            JToken frameworks = runtimeOptions?["frameworks"];
+            if (frameworks != null)
+            {
+                return frameworks.Select(x => (x["name"].Value<string>(), x["version"].Value<string>()));
+            }
+
+            throw new InvalidOperationException($"Unable to read runtime configuration from {_runtimeConfigFile}.");
+        }
+    }
 }

src/coverlet.core/Instrumentation/InstrumenterResult.cs

@@ -4,6 +4,7 @@
 using System;
 using System.Collections.Generic;
 using System.Diagnostics;
+using System.Diagnostics.CodeAnalysis;
 using System.Runtime.Serialization;
 
 namespace Coverlet.Core.Instrumentation
@@ -79,6 +80,7 @@ public Document()
 
     [DebuggerDisplay("isBranch = {isBranch} docIndex = {docIndex} start = {start} end = {end}")]
     [DataContract]
+    [SuppressMessage("Style", "IDE1006", Justification = "suppress casing error for API compatibility")]
     internal class HitCandidate
     {
         public HitCandidate(bool isBranch, int docIndex, int start, int end) => (this.isBranch, this.docIndex, this.start, this.end) = (isBranch, docIndex, start, end);

src/coverlet.core/Properties/AssemblyInfo.cs

@@ -13,5 +13,8 @@
 [assembly: InternalsVisibleTo("coverlet.core.tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100757cf9291d78a82e5bb58a827a3c46c2f959318327ad30d1b52e918321ffbd847fb21565b8576d2a3a24562a93e86c77a298b564a0f1b98f63d7a1441a3a8bcc206da3ed09d5dacc76e122a109a9d3ac608e21a054d667a2bae98510a1f0f653c0e6f58f42b4b3934f6012f5ec4a09b3dfd3e14d437ede1424bdb722aead64ad")]
 [assembly: InternalsVisibleTo("coverlet.collector.tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100ed0ed6af9693182615b8dcadc83c918b8d36312f86cefc69539d67d4189cd1b89420e7c3871802ffef7f5ca7816c68ad856c77bf7c230cc07824d96aa5d1237eebd30e246b9a14e22695fb26b40c800f74ea96619092cbd3a5d430d6c003fc7a82e8ccd1e315b935105d9232fe9e99e8d7ff54bba6f191959338d4a3169df9b3")]
 [assembly: InternalsVisibleTo("coverlet.integration.tests, PublicKey=002400000480000094000000060200000024000052534131000400000100010001d24efbe9cbc2dc49b7a3d2ae34ca37cfb69b4f450acd768a22ce5cd021c8a38ae7dc68b2809a1ac606ad531b578f192a5690b2986990cbda4dd84ec65a3a4c1c36f6d7bb18f08592b93091535eaee2f0c8e48763ed7f190db2008e1f9e0facd5c0df5aaab74febd3430e09a428a72e5e6b88357f92d78e47512d46ebdc3cbb")]
+[assembly: InternalsVisibleTo("coverlet.tests.projectsample.aspnet6.tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100757cf9291d78a82e5bb58a827a3c46c2f959318327ad30d1b52e918321ffbd847fb21565b8576d2a3a24562a93e86c77a298b564a0f1b98f63d7a1441a3a8bcc206da3ed09d5dacc76e122a109a9d3ac608e21a054d667a2bae98510a1f0f653c0e6f58f42b4b3934f6012f5ec4a09b3dfd3e14d437ede1424bdb722aead64ad")]
+[assembly: InternalsVisibleTo("coverlet.tests.projectsample.wpf6.tests, PublicKey=0024000004800000940000000602000000240000525341310004000001000100757cf9291d78a82e5bb58a827a3c46c2f959318327ad30d1b52e918321ffbd847fb21565b8576d2a3a24562a93e86c77a298b564a0f1b98f63d7a1441a3a8bcc206da3ed09d5dacc76e122a109a9d3ac608e21a054d667a2bae98510a1f0f653c0e6f58f42b4b3934f6012f5ec4a09b3dfd3e14d437ede1424bdb722aead64ad")]
+
 // Needed to mock internal type https://github.com/Moq/moq4/wiki/Quickstart#advanced-features
-[assembly: InternalsVisibleTo("DynamicProxyGenAssembly2, PublicKey=0024000004800000940000000602000000240000525341310004000001000100c547cac37abd99c8db225ef2f6c8a3602f3b3606cc9891605d02baa56104f4cfc0734aa39b93bf7852f7d9266654753cc297e7d2edfe0bac1cdcf9f717241550e0a7b191195b7667bb4f64bcb8e2121380fd1d9d46ad2d92d2d15605093924cceaf74c4861eff62abf69b9291ed0a340e113be11e6a7d3113e92484cf7045cc7")]
+[assembly: InternalsVisibleTo("DynamicProxyGenAssembly2, PublicKey=0024000004800000940000000602000000240000525341310004000001000100c547cac37abd99c8db225ef2f6c8a3602f3b3606cc9891605d02baa56104f4cfc0734aa39b93bf7852f7d9266654753cc297e7d2edfe0bac1cdcf9f717241550e0a7b191195b7667bb4f64bcb8e2121380fd1d9d46ad2d92d2d15605093924cceaf74c4861eff62abf69b9291ed0a340e113be11e6a7d3113e92484cf7045cc7")]

test/coverlet.core.tests/Instrumentation/InstrumenterTests.cs

@@ -619,24 +619,6 @@ public int SampleMethod()
             if (expectedExcludes) { loggerMock.Verify(l => l.LogVerbose(It.IsAny<string>())); }
         }
 
-        [Fact]
-        public void TestInstrument_AspNetCoreSharedFrameworkResolver()
-        {
-            var resolver = new AspNetCoreSharedFrameworkResolver(_mockLogger.Object);
-            var compilationLibrary = new CompilationLibrary(
-                "package",
-                "Microsoft.Extensions.Logging.Abstractions",
-                "2.2.0",
-                "sha512-B2WqEox8o+4KUOpL7rZPyh6qYjik8tHi2tN8Z9jZkHzED8ElYgZa/h6K+xliB435SqUcWT290Fr2aa8BtZjn8A==",
-                Enumerable.Empty<string>(),
-                Enumerable.Empty<Dependency>(),
-                true);
-
-            var assemblies = new List<string>();
-            Assert.True(resolver.TryResolveAssemblyPaths(compilationLibrary, assemblies));
-            Assert.NotEmpty(assemblies);
-        }
-
         [Fact]
         public void TestInstrument_NetstandardAwareAssemblyResolver_PreserveCompilationContext()
         {
@@ -740,15 +722,15 @@ public void TestReachabilityHelper()
                 new[]
                 {
                     // Throws
-                    7, 8, 
+                    7, 8,
                     // NoBranches
-                    12, 13, 14, 15, 16, 
+                    12, 13, 14, 15, 16,
                     // If
-                    19, 20, 22, 23, 24, 25, 26, 27, 29, 30, 
+                    19, 20, 22, 23, 24, 25, 26, 27, 29, 30,
                     // Switch
-                    33, 34, 36, 39, 40, 41, 42, 44, 45, 49, 50, 52, 53, 55, 56, 58, 59, 61, 62, 64, 65, 68, 69, 
+                    33, 34, 36, 39, 40, 41, 42, 44, 45, 49, 50, 52, 53, 55, 56, 58, 59, 61, 62, 64, 65, 68, 69,
                     // Subtle
-                    72, 73, 75, 78, 79, 80, 82, 83, 86, 87, 88, 91, 92, 95, 96, 98, 99, 101, 102, 103, 
+                    72, 73, 75, 78, 79, 80, 82, 83, 86, 87, 88, 91, 92, 95, 96, 98, 99, 101, 102, 103,
                     // UnreachableBranch
                     106, 107, 108, 110, 111, 112, 113, 114,
                     // ThrowsGeneric
@@ -774,7 +756,7 @@ public void TestReachabilityHelper()
                     // Switch
                     41, 42,
                     // Subtle
-                    79, 80, 88, 96, 98, 99, 
+                    79, 80, 88, 96, 98, 99,
                     // UnreachableBranch
                     110, 111, 112, 113, 114,
                     // CallsGenericMethodDoesNotReturn
@@ -822,7 +804,7 @@ public void Instrumenter_MethodsWithoutReferenceToSource_AreSkipped()
 
             var instrumenter = new Instrumenter(Path.Combine(directory.FullName, Path.GetFileName(module)), "_coverlet_tests_projectsample_vbmynamespace", parameters,
                 loggerMock.Object, instrumentationHelper, new FileSystem(), new SourceRootTranslator(Path.Combine(directory.FullName, Path.GetFileName(module)), loggerMock.Object, new FileSystem(), new AssemblyAdapter()), new CecilSymbolHelper());
-            
+
             instrumentationHelper.BackupOriginalModule(Path.Combine(directory.FullName, Path.GetFileName(module)), "_coverlet_tests_projectsample_vbmynamespace");
 
             InstrumenterResult result = instrumenter.Instrument();

test/coverlet.core.tests/Instrumentation/ModuleTrackerTemplateTests.cs

@@ -123,26 +123,24 @@ public void MutexBlocksMultipleWriters()
             FunctionExecutor.Run(async () =>
             {
                 using var ctx = new TrackerContext();
-                using (var mutex = new Mutex(
-                true, Path.GetFileNameWithoutExtension(ModuleTrackerTemplate.HitsFilePath) + "_Mutex", out bool createdNew))
-                {
-                    Assert.True(createdNew);
+                using var mutex = new Mutex(
+                    true, Path.GetFileNameWithoutExtension(ModuleTrackerTemplate.HitsFilePath) + "_Mutex", out bool createdNew);
+                Assert.True(createdNew);
 
-                    ModuleTrackerTemplate.HitsArray = new[] { 0, 1, 2, 3 };
-                    var unloadTask = Task.Run(() => ModuleTrackerTemplate.UnloadModule(null, null));
+                ModuleTrackerTemplate.HitsArray = new[] { 0, 1, 2, 3 };
+                var unloadTask = Task.Run(() => ModuleTrackerTemplate.UnloadModule(null, null));
 
-                    Assert.False(unloadTask.Wait(5));
+                Assert.False(unloadTask.Wait(5));
 
-                    WriteHitsFile(new[] { 0, 3, 2, 1 });
+                WriteHitsFile(new[] { 0, 3, 2, 1 });
 
-                    Assert.False(unloadTask.Wait(5));
+                Assert.False(unloadTask.Wait(5));
 
-                    mutex.ReleaseMutex();
-                    await unloadTask;
+                mutex.ReleaseMutex();
+                await unloadTask;
 
-                    int[] expectedHitsArray = new[] { 0, 4, 4, 4 };
-                    Assert.Equal(expectedHitsArray, ReadHitsFile());
-                }
+                int[] expectedHitsArray = new[] { 0, 4, 4, 4 };
+                Assert.Equal(expectedHitsArray, ReadHitsFile());
 
                 return 0;
             });

test/coverlet.integration.tests/WpfResolverTests.cs

@@ -0,0 +1,44 @@
+// Copyright (c) Toni Solarin-Sodara
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using Coverlet.Core.Abstractions;
+using Coverlet.Core.Instrumentation;
+using Coverlet.Tests.Xunit.Extensions;
+using Microsoft.Extensions.DependencyModel;
+using Moq;
+using Xunit;
+
+namespace Coverlet.Integration.Tests
+{
+    public class WpfResolverTests : BaseTest
+    {
+        [ConditionalFact]
+        [SkipOnOS(OS.Linux, "WPF only runs on Windows")]
+        [SkipOnOS(OS.MacOS, "WPF only runs on Windows")]
+        public void TestInstrument_NetCoreSharedFrameworkResolver()
+        {
+            string wpfProjectPath = "../../../../coverlet.tests.projectsample.wpf6";
+            Assert.True(DotnetCli($"build \"{wpfProjectPath}\"", out string output, out string error));
+            string assemblyLocation = Directory.GetFiles($"{wpfProjectPath}/bin", "coverlet.tests.projectsample.wpf6.dll", SearchOption.AllDirectories).First();
+
+            var mockLogger = new Mock<ILogger>();
+            var resolver = new NetCoreSharedFrameworkResolver(assemblyLocation, mockLogger.Object);
+            var compilationLibrary = new CompilationLibrary(
+                "package",
+                "System.Drawing",
+                "0.0.0.0",
+                "sha512-not-relevant",
+                Enumerable.Empty<string>(),
+                Enumerable.Empty<Dependency>(),
+                true);
+
+            var assemblies = new List<string>();
+            Assert.True(resolver.TryResolveAssemblyPaths(compilationLibrary, assemblies),
+                "sample assembly shall be resolved");
+            Assert.NotEmpty(assemblies);
+        }
+    }
+}

test/coverlet.integration.tests/coverlet.integration.tests.csproj

@@ -8,6 +8,7 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.NET.Test.Sdk" />
+    <PackageReference Include="Moq" />
     <PackageReference Include="NuGet.Packaging" />
     <PackageReference Include="xunit" />
     <PackageReference Include="xunit.runner.visualstudio" />

test/coverlet.tests.projectsample.aspnet6.tests/AssemblyInfo.cs

@@ -0,0 +1,6 @@
+// Copyright (c) Toni Solarin-Sodara
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using System.Reflection;
+
+[assembly: AssemblyKeyFile("coverlet.tests.projectsample.aspnet6.tests.snk")]

test/coverlet.tests.projectsample.aspnet6.tests/ResolverTests.cs

@@ -0,0 +1,38 @@
+// Copyright (c) Toni Solarin-Sodara
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using System.Collections.Generic;
+using System.Linq;
+using System.Reflection;
+using Coverlet.Core.Abstractions;
+using Coverlet.Core.Instrumentation;
+using Microsoft.Extensions.DependencyModel;
+using Moq;
+using Xunit;
+
+namespace coverlet.tests.projectsample.aspnet6.tests
+{
+    public class ResolverTests
+    {
+        [Fact]
+        public void TestInstrument_NetCoreSharedFrameworkResolver()
+        {
+            Assembly assembly = GetType().Assembly;
+            var mockLogger = new Mock<ILogger>();
+            var resolver = new NetCoreSharedFrameworkResolver(assembly.Location, mockLogger.Object);
+            var compilationLibrary = new CompilationLibrary(
+                "package",
+                "Microsoft.Extensions.Logging.Abstractions",
+                "0.0.0.0",
+                "sha512-not-relevant",
+                Enumerable.Empty<string>(),
+                Enumerable.Empty<Dependency>(),
+                true);
+
+            var assemblies = new List<string>();
+            Assert.True(resolver.TryResolveAssemblyPaths(compilationLibrary, assemblies),
+                "sample assembly shall be resolved");
+            Assert.NotEmpty(assemblies);
+        }
+    }
+}

test/coverlet.tests.projectsample.aspnet6.tests/coverlet.tests.projectsample.aspnet6.tests.csproj

@@ -0,0 +1,20 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" />
+    <PackageReference Include="Moq" />
+    <PackageReference Include="xunit" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\src\coverlet.core\coverlet.core.csproj" />
+    <ProjectReference Include="..\coverlet.tests.projectsample.aspnet6\coverlet.tests.projectsample.aspnet6.csproj" />
+  </ItemGroup>
+
+
+</Project>

test/coverlet.tests.projectsample.aspnet6/Program.cs

@@ -0,0 +1,23 @@
+// Copyright (c) Toni Solarin-Sodara
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Hosting;
+
+namespace coverlet.tests.projectsample.aspnet6
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            CreateHostBuilder(args).Build().Run();
+        }
+
+        public static IHostBuilder CreateHostBuilder(string[] args) =>
+            Host.CreateDefaultBuilder(args)
+                .ConfigureWebHostDefaults(webBuilder =>
+                {
+                    webBuilder.UseStartup<Startup>();
+                });
+    }
+}