Skipping tests in pipeline build step (#1358)

* Adding special argument for running tests in cake file to skip it during pipeline runs

* documenting new build param in cake file

BUILD.md

@@ -48,6 +48,8 @@ The build script itself is `build.cake`, written in Cake's C#-like DSL using the
   
   `-archive`: Enable the generation of publishable archives after a build.
 
+  `-runTests`: Enable running of tests in the cake file. By default, the tests are skipped. 
+
 ## Targets
 
 **Default**: Alias for Local.

build.cake

@@ -279,6 +279,7 @@ Task("DotnetPackPublished")
 Task("TestAll")
     .IsDependentOn("Test")
     .IsDependentOn("TestCore")
+    .WithCriteria(c => HasArgument("runTests"))
     .Does(() =>{});
 
 /// <summary>
@@ -287,6 +288,7 @@ Task("TestAll")
 Task("TestCore")
     .IsDependentOn("Setup")
     .IsDependentOn("Restore")
+    .WithCriteria(c => HasArgument("runTests"))
     .Does(() =>
 {
     var testProjects = buildPlan.TestProjects
@@ -311,6 +313,7 @@ Task("Test")
 	.IsDependentOn("SRGen")
     .IsDependentOn("CodeGen")
     .IsDependentOn("BuildTest")
+    .WithCriteria(c => HasArgument("runTests"))
     .Does(() =>
 {
     foreach (var pair in buildPlan.TestProjects)