1 files changed, 10 insertions, 0 deletions
diff --git a/spec/functions/validate_array_spec.rb b/spec/functions/validate_array_spec.rb
index 4ee7754..409b3dc 100755
--- a/spec/functions/validate_array_spec.rb
+++ b/spec/functions/validate_array_spec.rb
@@ -1,8 +1,18 @@
 require 'spec_helper'
 
 describe 'validate_array' do
+
   describe 'signature validation' do
+    after(:all) do
+      ENV.delete('STDLIB_LOG_DEPRECATIONS')
+    end
     it { is_expected.not_to eq(nil) }
+    # Checking for deprecation warning
+    it 'should display a single deprecation' do
+      ENV['STDLIB_LOG_DEPRECATIONS'] = "true"
+      scope.expects(:warning).with(includes('This method is deprecated'))
+      is_expected.to run.with_params([])
+    end
     it { is_expected.to run.with_params().and_raise_error(Puppet::ParseError, /wrong number of arguments/i) }
 
     describe 'valid inputs' do