Add test for Configuration#fix_common_issues

test/test_configuration.rb

@@ -79,6 +79,20 @@ class TestConfiguration < Test::Unit::TestCase
       assert_equal @config.backwards_compatibilize["include"], %w[STOP_THE_PRESSES.txt .heloses .git]
     end
   end
+  context "#fix_common_issues" do
+    setup do
+      @config = Proc.new do |val|
+        Configuration[{
+          'paginate' => val
+        }]
+      end
+    end
+    should "sets an invalid 'paginate' value to nil" do
+      assert_nil @config.call(0).fix_common_issues['paginate']
+      assert_nil @config.call(-1).fix_common_issues['paginate']
+      assert_nil @config.call(true).fix_common_issues['paginate']
+    end
+  end
   context "loading configuration" do
     setup do
       @path = File.join(Dir.pwd, '_config.yml')