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-rw-r--r--activerecord/test/cases/connection_pool_test.rb20
1 files changed, 20 insertions, 0 deletions
diff --git a/activerecord/test/cases/connection_pool_test.rb b/activerecord/test/cases/connection_pool_test.rb
index 3844f1eca2..b08e4f603c 100644
--- a/activerecord/test/cases/connection_pool_test.rb
+++ b/activerecord/test/cases/connection_pool_test.rb
@@ -526,6 +526,26 @@ module ActiveRecord
end
end
+ def test_connection_pool_stat
+ with_single_connection_pool do |pool|
+ pool.with_connection do |connection|
+ stats = pool.stat
+ assert_equal({ size: 1, connections: 1, busy: 1, dead: 0, idle: 0, waiting: 0, checkout_timeout: 5 }, stats)
+ end
+
+ stats = pool.stat
+ assert_equal({ size: 1, connections: 1, busy: 0, dead: 0, idle: 1, waiting: 0, checkout_timeout: 5 }, stats)
+
+ Thread.new do
+ pool.checkout
+ Thread.current.kill
+ end.join
+
+ stats = pool.stat
+ assert_equal({ size: 1, connections: 1, busy: 0, dead: 1, idle: 0, waiting: 0, checkout_timeout: 5 }, stats)
+ end
+ end
+
private
def with_single_connection_pool
one_conn_spec = ActiveRecord::Base.connection_pool.spec.dup