1 files changed, 8 insertions, 12 deletions
diff --git a/activerecord/test/cases/primary_keys_test.rb b/activerecord/test/cases/primary_keys_test.rb
index 52eac4a124..4267ad4a24 100644
--- a/activerecord/test/cases/primary_keys_test.rb
+++ b/activerecord/test/cases/primary_keys_test.rb
@@ -174,6 +174,14 @@ class PrimaryKeysTest < ActiveRecord::TestCase
     assert_equal '2', dashboard.id
   end
 
+  def test_create_without_primary_key_no_extra_query
+    klass = Class.new(ActiveRecord::Base) do
+      self.table_name = 'dashboards'
+    end
+    klass.create! # warmup schema cache
+    assert_queries(3, ignore_none: true) { klass.create! }
+  end
+
   if current_adapter?(:PostgreSQLAdapter)
     def test_serial_with_quoted_sequence_name
       column = MixedCaseMonkey.columns_hash[MixedCaseMonkey.primary_key]
@@ -275,18 +283,6 @@ class CompositePrimaryKeyTest < ActiveRecord::TestCase
 end
 
 if current_adapter?(:Mysql2Adapter)
-  class PrimaryKeyWithAnsiQuotesTest < ActiveRecord::TestCase
-    self.use_transactional_tests = false
-
-    def test_primary_key_method_with_ansi_quotes
-      con = ActiveRecord::Base.connection
-      con.execute("SET SESSION sql_mode='ANSI_QUOTES'")
-      assert_equal "id", con.primary_key("topics")
-    ensure
-      con.reconnect!
-    end
-  end
-
   class PrimaryKeyBigintNilDefaultTest < ActiveRecord::TestCase
     include SchemaDumpingHelper