add brand, vendor support to commerce (#1601)

doc/default/commerce.md

@@ -23,4 +23,10 @@ Faker::Commerce.promotion_code #=> "AmazingDeal829102"
 Faker::Commerce.promotion_code(digits: 2) #=> "AmazingPrice57"
 
 Faker::Commerce.material #=> "Plastic"
+
+# Generate a random brand
+Faker::Commerce.brand #=> "Apple"
+
+# Generate a random vendor
+Faker::Commerce.vendor #=> "Walmart"
 ```

lib/faker/default/commerce.rb

@@ -57,6 +57,34 @@ def price(legacy_range = NOT_GIVEN, legacy_as_string = NOT_GIVEN, range: 0..100.
         price
       end
 
+      ##
+      # Produces a randomized string of a brand name
+      # @example
+      #   Faker::Commerce.brand #=> 'Apple'
+      #
+      # @return [string]
+      #
+      # @faker.version next
+      #
+      ##
+      def brand
+        fetch('commerce.brand')
+      end
+
+      ##
+      # Produces a randomized string of a vendor name
+      # @example
+      #   Faker::Commerce.vendor #=> 'Dollar General'
+      #
+      # @return [string]
+      #
+      # @faker.version next
+      #
+      ##
+      def vendor
+        fetch('commerce.vendor')
+      end
+
       private
 
       def categories(num)

lib/locales/en/commerce.yml

@@ -9,3 +9,20 @@ en:
       promotion_code:
         adjective: ['Amazing', 'Awesome', 'Cool', 'Good', 'Great', 'Incredible', 'Killer', 'Premium', 'Special', 'Stellar', 'Sweet']
         noun: ['Code', 'Deal', 'Discount', 'Price', 'Promo', 'Promotion', 'Sale', 'Savings']
+      brand: ['Samsung',
+              'Dell',
+              'Nike',
+              'Apple',
+              'LG',
+              'Adidas',
+              'Nikon',
+              'Sony',
+              'Beats',
+              'GoPro'
+      ]
+      vendor: [
+        'Amazon',
+        'Dollar General',
+        'Walmart',
+        'Target'
+      ]

test/faker/default/test_faker_commerce.rb

@@ -95,4 +95,12 @@ def test_when_as_string_is_true
     assert @tester.price(range: 0..100.0, as_string: true).is_a?(String)
     assert @tester.price(range: 100..500.0, as_string: true).include?('.')
   end
+
+  def test_brand
+    assert @tester.brand.match(/[A-Z][a-z]+\.?/)
+  end
+
+  def test_vendor
+    assert @tester.vendor.match(/[A-Z][a-z]+\.?/)
+  end
 end