options.rb in undercover-0.6.1

- old
+ new

@@ -16,10 +16,11 @@
       OUTPUT_STDOUT = :stdout, # outputs warnings to stdout with exit 1
       # OUTPUT_CIRCLEMATOR = :circlemator # posts warnings as review comments
     ].freeze
 
     DEFAULT_FILE_INCLUDE_GLOBS = %w[*.rb *.rake *.ru Rakefile].freeze
+    DEFAULT_FILE_EXCLUDE_GLOBS = %w[test/* spec/* *_test.rb *_spec.rb].freeze
 
     attr_accessor :lcov,
                   :path,
                   :git_dir,
                   :compare,
@@ -34,10 +35,10 @@
       @enabled_formatters = [OUTPUT_STDOUT]
       # set defaults
       self.path = '.'
       self.git_dir = '.git'
       self.glob_allow_filters = DEFAULT_FILE_INCLUDE_GLOBS
-      self.glob_reject_filters = []
+      self.glob_reject_filters = DEFAULT_FILE_EXCLUDE_GLOBS
     end
 
     # rubocop:disable Metrics/MethodLength, Metrics/AbcSize
     def parse(args)
       args = build_opts(args)