add .virtual_cpu_count method to Utils::TestRun to report it as inter…

…nal metric

lib/datadog/ci/utils/test_run.rb

@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require "etc"
+
 module Datadog
   module CI
     module Utils
@@ -34,6 +36,12 @@ def self.custom_configuration(env_tags)
           end
           res
         end
+
+        def self.virtual_cpu_count
+          return @virtual_cpu_count if defined?(@virtual_cpu_count)
+
+          @virtual_cpu_count = ::Etc.nprocessors
+        end
       end
     end
   end

sig/datadog/ci/utils/test_run.rbs

@@ -3,6 +3,7 @@ module Datadog
     module Utils
       module TestRun
         self.@command: String
+        self.@virtual_cpu_count: Integer
 
         def self.command: () -> String
 
@@ -11,7 +12,13 @@ module Datadog
         def self.test_parameters: (?arguments: Hash[untyped, untyped], ?metadata: Hash[untyped, untyped]) -> String
 
         def self.custom_configuration: (Hash[String, String]? env_tags) -> Hash[String, String]
+
+        def self.virtual_cpu_count: () -> Integer
       end
     end
   end
 end
+
+module Etc
+  def self.nprocessors: () -> Integer
+end

spec/datadog/ci/utils/test_run_spec.rb

@@ -58,4 +58,10 @@
       it { is_expected.to eq({"tag1" => "value1", "tag2" => "value2"}) }
     end
   end
+
+  describe ".virtual_cpu_count" do
+    subject { described_class.virtual_cpu_count }
+
+    it { is_expected.to eq(::Etc.nprocessors) }
+  end
 end