1 files changed, 21 insertions, 0 deletions
diff --git a/activerecord/test/cases/adapters/sqlite3/statement_pool_test.rb b/activerecord/test/cases/adapters/sqlite3/statement_pool_test.rb
new file mode 100644
index 0000000000..61002435a4
--- /dev/null
+++ b/activerecord/test/cases/adapters/sqlite3/statement_pool_test.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require "cases/helper"
+
+class SQLite3StatementPoolTest < ActiveRecord::SQLite3TestCase
+  if Process.respond_to?(:fork)
+    def test_cache_is_per_pid
+      cache = ActiveRecord::ConnectionAdapters::SQLite3Adapter::StatementPool.new(10)
+      cache["foo"] = "bar"
+      assert_equal "bar", cache["foo"]
+
+      pid = fork {
+        lookup = cache["foo"]
+        exit!(!lookup)
+      }
+
+      Process.waitpid pid
+      assert $?.success?, "process should exit successfully"
+    end
+  end
+end