1 files changed, 54 insertions, 0 deletions
diff --git a/activerecord/test/cases/connection_adapters/abstract_adapter_test.rb b/activerecord/test/cases/connection_adapters/abstract_adapter_test.rb
new file mode 100644
index 0000000000..7af9079b48
--- /dev/null
+++ b/activerecord/test/cases/connection_adapters/abstract_adapter_test.rb
@@ -0,0 +1,54 @@
+require "cases/helper"
+
+module ActiveRecord
+  module ConnectionAdapters
+    class AbstractAdapterTest < ActiveRecord::TestCase
+      attr_reader :adapter
+
+      def setup
+        @adapter = AbstractAdapter.new nil, nil
+      end
+
+      def test_in_use?
+        # FIXME: change to refute in Rails 4.0 / mt
+        assert !adapter.in_use?, 'adapter is not in use'
+        assert adapter.lease, 'lease adapter'
+        assert adapter.in_use?, 'adapter is in use'
+      end
+
+      def test_lease_twice
+        assert adapter.lease, 'should lease adapter'
+        assert !adapter.lease, 'should not lease adapter'
+      end
+
+      def test_last_use
+        assert !adapter.last_use
+        adapter.lease
+        assert adapter.last_use
+      end
+
+      def test_expire_mutates_in_use
+        assert adapter.lease, 'lease adapter'
+        assert adapter.in_use?, 'adapter is in use'
+        adapter.expire
+        assert !adapter.in_use?, 'adapter is in use'
+      end
+
+      def test_close
+        pool = ConnectionPool.new(Base::ConnectionSpecification.new({}, nil))
+        pool.connections << adapter
+        adapter.pool = pool
+
+        # Make sure the pool marks the connection in use
+        assert_equal adapter, pool.connection
+        assert adapter.in_use?
+
+        # Close should put the adapter back in the pool
+        adapter.close
+        assert !adapter.in_use?
+
+        assert_equal adapter, pool.connection
+      end
+    end
+  end
+end