Merge pull request faker-ruby#143 from myitcv/username_range_support_…

…separators

Internet::user_name range to support separators

lib/faker/internet.rb

@@ -20,7 +20,7 @@ def user_name(specifier = nil, separators = %w(. _))
         elsif specifier.kind_of? Integer
           tries = 0 # Don't try forever in case we get something like 1_000_000.
           begin
-            result = user_name
+            result = user_name nil, separators
             tries += 1
           end while result.length < specifier and tries < 7
           until result.length >= specifier
@@ -30,7 +30,7 @@ def user_name(specifier = nil, separators = %w(. _))
         elsif specifier.kind_of? Range
           tries = 0
           begin
-            result = user_name specifier.min
+            result = user_name specifier.min, separators
             tries += 1
           end while not specifier.include? result.length and tries < 7
           return result[0...specifier.max]

test/test_faker_internet.rb

@@ -52,6 +52,15 @@ def test_user_name_with_open_range_arg
     end
   end
 
+  def test_user_name_with_range_and_separators
+    (1..32).each do |min_length|
+      (min_length+1..33).each do |max_length|
+        u = @tester.user_name((min_length...max_length), %w(=))
+        assert u.length.between? min_length, max_length-1
+        assert u.match(/\A[a-z]+((=)?[a-z]*)*\z/)
+      end
+    end
+  end
 
   def test_password
     assert @tester.password.match(/\w{3}/)