[Fix rubocop#1337] Update the cop to raise error for insufficient des…

…criptions.

spec/rubocop/cop/rspec/example_wording_spec.rb

@@ -214,4 +214,35 @@
       end
     RUBY
   end
+
+  context 'when `DisallowedExamples: Workz`' do
+    let(:cop_config) { { 'DisallowedExamples' => ['Workz'] } }
+
+    it 'flags an unclear description' do
+      expect_offense(<<-'RUBY')
+        it "workz" \
+            ^^^^^^^^ Your test should be more descriptive.
+          "with #{object}" do
+        end
+      RUBY
+    end
+
+    it 'flags an unclear description despite extra spaces' do
+      expect_offense(<<-'RUBY')
+        it "  workz    " \
+            ^^^^^^^^^^^^^^ Your test should be more descriptive.
+          "with #{object}" do
+        end
+      RUBY
+    end
+
+    it 'flags an unclear description despite uppercase and lowercase strings' do
+      expect_offense(<<-'RUBY')
+        it "WOrKz " \
+            ^^^^^^^^^ Your test should be more descriptive.
+          "with #{object}" do
+        end
+      RUBY
+    end
+  end
 end