X-Git-Url: https://git.njae.me.uk/?a=blobdiff_plain;f=vendor%2Frails%2Factiverecord%2Ftest%2Fcases%2Fpooled_connections_test.rb;fp=vendor%2Frails%2Factiverecord%2Ftest%2Fcases%2Fpooled_connections_test.rb;h=2649a9358afba74f44f0ad5e357f17f6efab4d32;hb=d115f2e23823271635bad69229a42cd8ac68debe;hp=0000000000000000000000000000000000000000;hpb=37cb670bf3ddde90b214e591f100ed4446469484;p=depot.git

diff --git a/vendor/rails/activerecord/test/cases/pooled_connections_test.rb b/vendor/rails/activerecord/test/cases/pooled_connections_test.rb
new file mode 100644
index 0000000..2649a93
--- /dev/null
+++ b/vendor/rails/activerecord/test/cases/pooled_connections_test.rb
@@ -0,0 +1,103 @@
+require "cases/helper"
+
+class PooledConnectionsTest < ActiveRecord::TestCase
+  def setup
+    super
+    @connection = ActiveRecord::Base.remove_connection
+  end
+
+  def teardown
+    ActiveRecord::Base.clear_all_connections!
+    ActiveRecord::Base.establish_connection(@connection)
+    super
+  end
+
+  def checkout_connections
+    ActiveRecord::Base.establish_connection(@connection.merge({:pool => 2, :wait_timeout => 0.3}))
+    @connections = []
+    @timed_out = 0
+
+    4.times do
+      Thread.new do
+        begin
+          @connections << ActiveRecord::Base.connection_pool.checkout
+        rescue ActiveRecord::ConnectionTimeoutError
+          @timed_out += 1
+        end
+      end.join
+    end
+  end
+
+  # Will deadlock due to lack of Monitor timeouts in 1.9
+  if RUBY_VERSION < '1.9'
+    def test_pooled_connection_checkout
+      checkout_connections
+      assert_equal @connections.length, 2
+      assert_equal @timed_out, 2
+    end
+  end
+
+  def checkout_checkin_connections(pool_size, threads)
+    ActiveRecord::Base.establish_connection(@connection.merge({:pool => pool_size, :wait_timeout => 0.5}))
+    @connection_count = 0
+    @timed_out = 0
+    threads.times do
+      Thread.new do
+        begin
+          conn = ActiveRecord::Base.connection_pool.checkout
+          sleep 0.1
+          ActiveRecord::Base.connection_pool.checkin conn
+          @connection_count += 1
+        rescue ActiveRecord::ConnectionTimeoutError
+          @timed_out += 1
+        end
+      end.join
+    end
+  end
+
+  def test_pooled_connection_checkin_one
+    checkout_checkin_connections 1, 2
+    assert_equal 2, @connection_count
+    assert_equal 0, @timed_out
+  end
+
+  def test_pooled_connection_checkin_two
+    checkout_checkin_connections 2, 3
+    assert_equal 3, @connection_count
+    assert_equal 0, @timed_out
+  end
+
+  def test_pooled_connection_checkout_existing_first
+    ActiveRecord::Base.establish_connection(@connection.merge({:pool => 1}))
+    conn_pool = ActiveRecord::Base.connection_pool
+    conn = conn_pool.checkout
+    conn_pool.checkin(conn)
+    conn = conn_pool.checkout
+    assert ActiveRecord::ConnectionAdapters::AbstractAdapter === conn
+    conn_pool.checkin(conn)
+  end
+
+  def test_not_connected_defined_connection_returns_false
+    ActiveRecord::Base.establish_connection(@connection)
+    assert ! ActiveRecord::Base.connected?
+  end
+
+  def test_undefined_connection_returns_false
+    old_handler = ActiveRecord::Base.connection_handler
+    ActiveRecord::Base.connection_handler = ActiveRecord::ConnectionAdapters::ConnectionHandler.new
+    assert_equal false, ActiveRecord::Base.connected?
+  ensure
+    ActiveRecord::Base.connection_handler = old_handler
+  end
+end unless %w(FrontBase).include? ActiveRecord::Base.connection.adapter_name
+
+class AllowConcurrencyDeprecatedTest < ActiveRecord::TestCase
+  def test_allow_concurrency_is_deprecated
+    assert_deprecated('ActiveRecord::Base.allow_concurrency') do
+      ActiveRecord::Base.allow_concurrency
+    end
+    assert_deprecated('ActiveRecord::Base.allow_concurrency=') do
+      ActiveRecord::Base.allow_concurrency = true
+    end
+  end
+end