Run code coverage tests in debug for full symbol fidelity

Author: Sebazzz

appveyor.yml

@@ -22,7 +22,7 @@ after_build:
 #before_test:
 #    - ps: $blockRdp = $true; iex ((new-object net.webclient).DownloadString('https://raw.githubusercontent.com/appveyor/ci/master/scripts/enable-rdp.ps1'))
 test_script:
-    - cmd: build.cmd --target=test --use-code-coverage=true
+    - cmd: build.cmd --target=test --configuration=debug --use-code-coverage=true
 on_finish:
     - ps: Compress-Archive -Path .\build\testresults -DestinationPath .\build\testresults-all.zip
     - ps: Push-AppveyorArtifact .\build\testresults-all.zip -FileName "testresults-all.zip"

build.cake

@@ -380,6 +380,7 @@ void TestTask(string name, string projectName, Func<bool> criteria = null) {
 
 			var testPath = $"./tests/{projectName}/{projectName}.csproj";
 			var testSettings = new DotNetCoreTestSettings {
+				Configuration = configuration,
 				ArgumentCustomization = (args) => args.AppendQuoted($"--logger:trx;LogFileName={logFilePath}")
 													  .Append("--logger:\"console;verbosity=normal;noprogress=true\"") 
 			};