added unit tests and code coverage

Author: david-driscoll

.appveyor.yml

@@ -2,3 +2,6 @@ image: Visual Studio 2017
 build_script:
 - ps: .\build.ps1
 test: off
+environment:
+  coveralls_repo_token:
+    secure: 8AAVbI/45PFVPmrdybK6jSt1I5Yt4nJithGWK4ARTBJZHf6pozIK7ucWMOkwG/4d

.coveralls.yml

@@ -1,10 +1,12 @@
 #tool "nuget:?package=GitVersion.CommandLine"
 #tool "nuget:?package=xunit.runner.console"
-
+#tool "nuget:?package=OpenCover"
+#tool "nuget:?package=coveralls.io"
+#addin "Cake.Coveralls";
 
 var target = Argument("target", "Default");
 var configuration = Argument("configuration", "Release");
-var artifacts = "./artifacts";
+var artifacts = new DirectoryPath("./artifacts").MakeAbsolute(Context.Environment);
 
 Task("Clean")
     .Does(() =>
@@ -23,20 +25,104 @@ Task("Build")
     .IsDependentOn("Restore")
     .Does(() =>
 {
-    foreach (var project in GetFiles("**/*.csproj"))
+    foreach (var project in GetFiles("src/*/*.csproj").Concat(GetFiles("test/*/*.csproj")))
         DotNetCoreBuild(project.FullPath);
 });
 
 Task("Test")
     .IsDependentOn("Build")
     .Does(() =>
 {
+    EnsureDirectoryExists(artifacts + "/tests");
+    EnsureDirectoryExists(artifacts + "/coverage");
+
+    foreach (var testProject in GetFiles("test/*/*.csproj")) {
+        StartProcess("dotnet", new ProcessSettings() {
+            WorkingDirectory = testProject.GetDirectory(),
+            Arguments = new ProcessArgumentBuilder()
+                .Append("xunit")
+                .Append("-noshadow")
+                .AppendSwitchQuotedSecret("-xml", string.Format("{0}/tests/{1}.xml", artifacts, testProject.GetFilenameWithoutExtension()))
+                .AppendSwitchQuotedSecret("-html", string.Format("{0}/tests/{1}.html", artifacts, testProject.GetFilenameWithoutExtension()))
+        });
+    }
+});
+
+Task("Coverage")
+    .IsDependentOn("Build")
+    .Does(() =>
+{
+    EnsureDirectoryExists(artifacts + "/coverage");
+
+    foreach (var testProject in GetFiles("test/*/*.csproj")) {
+        OpenCover(tool => {
+                tool.StartProcess(Context.Tools.Resolve("dotnet.exe"), new ProcessSettings() {
+                    WorkingDirectory = testProject.GetDirectory(),
+                    Arguments = new ProcessArgumentBuilder()
+                        .Append("test")
+                        .Append("--no-build")
+                        .Append("-f net46")
 
+                });
+            },
+            artifacts + "/coverage/coverage.opencover",
+            new OpenCoverSettings() {
+                    Register = "user",
+                    MergeOutput = true,
+                    OldStyle = true,
+                    WorkingDirectory = testProject.GetDirectory(),
+                }
+                .WithFilter("+[JsonRpc*]*")
+                .WithFilter("+[Lsp*]*")
+                .WithFilter("-[*.Tests]*")
+        );
+    }
 });
 
+Task("Coveralls [AppVeyor]")
+    .IsDependentOn("Coverage")
+    .WithCriteria(AppVeyor.IsRunningOnAppVeyor)
+    .Does(() => {
+        CoverallsNet(artifacts + "/coverage/coverage.opencover", CoverallsNetReportType.OpenCover, new CoverallsNetSettings()
+        {
+            RepoToken = EnvironmentVariable("coveralls_repo_token"),
+            UseRelativePaths = true,
+            ServiceName = "Appveyor",
+            CommitId = EnvironmentVariable("APPVEYOR_REPO_COMMIT"),
+            CommitBranch = EnvironmentVariable("APPVEYOR_REPO_BRANCH"),
+            CommitAuthor = EnvironmentVariable("APPVEYOR_REPO_COMMIT_AUTHOR"),
+            CommitEmail = EnvironmentVariable("APPVEYOR_REPO_COMMIT_AUTHOR_EMAIL"),
+            CommitMessage = EnvironmentVariable("APPVEYOR_REPO_COMMIT_MESSAGE") + (EnvironmentVariable("APPVEYOR_REPO_COMMIT_MESSAGE_EXTENDED") ?? string.Empty),
+        });
+    });
+
+Task("Coveralls [TravisCI]")
+    .IsDependentOn("Coverage")
+    .WithCriteria(TravisCI.IsRunningOnTravisCI)
+    .Does(() => {
+        CoverallsNet(artifacts + "/coverage/coverage.opencover", CoverallsNetReportType.OpenCover, new CoverallsNetSettings()
+        {
+            RepoToken = EnvironmentVariable("coveralls_repo_token"),
+            UseRelativePaths = true,
+            ServiceName = "TravisCI",
+            // CommitId = EnvironmentVariable("APPVEYOR_REPO_COMMIT"),
+            // CommitBranch = EnvironmentVariable("APPVEYOR_REPO_BRANCH"),
+            // CommitAuthor = EnvironmentVariable("APPVEYOR_REPO_COMMIT_AUTHOR"),
+            // CommitEmail = EnvironmentVariable("APPVEYOR_REPO_COMMIT_AUTHOR_EMAIL"),
+            // CommitMessage = EnvironmentVariable("APPVEYOR_REPO_COMMIT_MESSAGE") + (EnvironmentVariable("APPVEYOR_REPO_COMMIT_MESSAGE_EXTENDED") ?? string.Empty),
+        });
+    });
+
+Task("Coveralls")
+    .IsDependentOn("Coverage")
+    .IsDependentOn("Coveralls [TravisCI]")
+    .IsDependentOn("Coveralls [AppVeyor]");
+
+
 Task("Default")
     .IsDependentOn("Clean")
     .IsDependentOn("Build")
-    .IsDependentOn("Test");
+    .IsDependentOn("Test")
+    .IsDependentOn("Coveralls");
 
 RunTarget(target);

build.cake

@@ -18,6 +18,7 @@
     <PackageReference Include="xunit" Version="2.3.0-beta1-build3642" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.3.0-beta1-build1309" />
     <DotNetCliToolReference Include="dotnet-xunit" Version="2.3.0-beta1-build3642" />
+    <PackageReference Include="Microsoft.CodeCoverage" Version="1.0.3" />
   </ItemGroup>
 
   <ItemGroup>

test/JsonRpc.Tests/JsonRpc.Tests.csproj

@@ -20,8 +20,9 @@
       <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.0.0" />
       <PackageReference Include="NSubstitute" Version="2.0.2" />
       <PackageReference Include="xunit" Version="2.3.0-beta1-build3642" />
-      <PackageReference Include="xunit.runner.visualstudio" Version="2.3.0-beta1-build1309" />
-      <DotNetCliToolReference Include="dotnet-xunit" Version="2.3.0-beta1-build3642" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.3.0-beta1-build1309" />
+    <DotNetCliToolReference Include="dotnet-xunit" Version="2.3.0-beta1-build3642" />
+      <PackageReference Include="Microsoft.CodeCoverage" Version="1.0.3" />
   </ItemGroup>
 
   <ItemGroup>