Add a test for records with default function fields

Author: José Valim

lib/elixir/test/elixir/record_test.exs

@@ -3,7 +3,7 @@ Code.require_file "test_helper.exs", __DIR__
 defrecord RecordTest.FileInfo,
   Record.extract(:file_info, from_lib: "kernel/include/file.hrl")
 
-defrecord RecordTest.SomeRecord, a: 0, b: 1
+defrecord RecordTest.SomeRecord, a: 0, b: &Dict.get/2
 defrecord RecordTest.WithNoField, []
 
 ## Record import
@@ -130,6 +130,11 @@ defmodule RecordTest do
     assert compose_dynamic(a: "a") == RecordTest.DynamicName[a: "a", b: "b"]
   end
 
+  test :default_functions do
+    record = RecordTest.SomeRecord.new
+    assert is_function(record.b, 2)
+  end
+
   test :to_keywords do
     record = RecordTest.DynamicName.new(a: "a", b: "b")
     assert record.to_keywords[:a] == "a"