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-rw-r--r--activerecord/test/cases/base_test.rb5
1 files changed, 5 insertions, 0 deletions
diff --git a/activerecord/test/cases/base_test.rb b/activerecord/test/cases/base_test.rb
index 1730d9fb56..20a16cc8ac 100644
--- a/activerecord/test/cases/base_test.rb
+++ b/activerecord/test/cases/base_test.rb
@@ -50,6 +50,11 @@ class Boolean < ActiveRecord::Base; end
class BasicsTest < ActiveRecord::TestCase
fixtures :topics, :companies, :developers, :projects, :computers, :accounts, :minimalistics, 'warehouse-things', :authors, :categorizations, :categories, :posts
+ def test_columns_should_obey_set_primary_key
+ pk = Subscriber.columns.find { |x| x.name == 'nick' }
+ assert pk.primary, 'nick should be primary key'
+ end
+
def test_primary_key_with_no_id
assert_nil Edge.primary_key
end