Fix env smoke test by updating ERB.new in inspec env; add additional test (#6342) (#6740)

* Failing test for Ruby 3.1 - ERB.new call options changed



* Fix for Ruby 3.1 by using named params to ERB.new



* Restrict test to non-windows systems



* Restrict test to non-windows systems

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

lib/inspec/env_printer.rb

@@ -35,7 +35,7 @@ module Inspec
     private
 
     def print_completion_for_shell
-      erb = ERB.new(File.read(completion_template_path), nil, "-")
+      erb = ERB.new(File.read(completion_template_path), trim_mode: "-")
       puts erb.result(TemplateContext.new(@command_class).get_bindings)
     end
 

test/functional/inspec_env_test.rb

@@ -0,0 +1,23 @@
+require "functional/helper"
+
+describe "inspec env" do
+  include FunctionalHelper
+
+  parallelize_me!
+
+  describe "inspec env with no args" do
+    # env is a command only supported for
+    # bash, zsh, and fish shells - so mac and linux
+    unless windows?
+      it "runs without warnings" do
+        result = run_inspec_process("env")
+
+        assert_empty result.stderr
+        assert_exit_code 0, result
+
+        # Part of the successful help usage message at the end, not likely to change
+        _(result.stdout).must_include "inspec env SHELLNAME"
+      end
+    end
+  end
+end