   end
 
   test "create Span with Link to outer Span in Task" do
-    OpenTelemetry.get_tracer(:test_tracer, "0.1.0", :undefined)
-
     parent_ctx = Ctx.new()
 
     # create the parent span

  end

  test "use Tracer to start a Span as currently active with an explicit parent" do
    OpenTelemetry.get_tracer(:test_tracer, "0.1.0", :undefined)

    s1 = Tracer.start_span("span-1")
    ctx = Tracer.set_current_span(Ctx.new(), s1)


  end

  test "use Tracer to set current active Span's attributes" do
    Tracer.with_span "span-1" do
      Tracer.set_attribute("attr-1", "value-1")
      Tracer.set_attributes([{"attr-2", "value-2"}])
