Add a functional test to check Thor run context detection

Signed-off-by: Clinton Wolfe <clintoncwolfe@gmail.com>

lib/inspec/cli.rb

@@ -375,6 +375,12 @@ class Inspec::InspecCLI < Inspec::BaseCLI
     puts "Valid schemas are #{Inspec::Schema::OutputSchema.names.join(", ")}"
   end
 
+  desc "run_context", "used to test run-context detection", hide: true
+  def run_context
+    require "inspec/utils/telemetry/run_context_probe"
+    puts Inspec::Telemetry::RunContextProbe.guess_run_context
+  end
+
   desc "version", "prints the version of this tool"
   option :format, type: :string
   def version
@@ -387,11 +393,6 @@ class Inspec::InspecCLI < Inspec::BaseCLI
   end
   map %w{-v --version} => :version
 
-  desc "nothing", "does nothing"
-  def nothing
-    puts "you did nothing"
-  end
-
   private
 
   def run_command(opts)

test/functional/telemetry_test.rb

@@ -0,0 +1,14 @@
+require "functional/helper"
+
+describe "telemetry" do
+  include FunctionalHelper
+  parallelize_me!
+
+  describe "detecting CLI runtime context" do
+    let(:run_result) { run_inspec_process("run_context") }
+    it "should detect cli context" do
+      _(run_result.stderr).must_equal ""
+      _(run_result.stdout).must_include "cli"
+    end
+  end
+end