From e0750fbbc76732b3e8aa83ce786c28fcbf24374d Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Wed, 18 Aug 2010 17:57:38 +0200
Subject: Add multi-threading test

---
 common/makefile           |   2 +
 common/threads/driver.cxx | 146 ++++++++++++++++++++++++++++++++++++++++++++++
 common/threads/makefile   |  82 ++++++++++++++++++++++++++
 common/threads/test.hxx   |  31 ++++++++++
 common/threads/test.std   |   0
 5 files changed, 261 insertions(+)
 create mode 100644 common/threads/driver.cxx
 create mode 100644 common/threads/makefile
 create mode 100644 common/threads/test.hxx
 create mode 100644 common/threads/test.std

diff --git a/common/makefile b/common/makefile
index ad3b0a4..87488be 100644
--- a/common/makefile
+++ b/common/makefile
@@ -11,6 +11,8 @@ template      \
 lifecycle     \
 query
 
+tests += threads
+
 default   := $(out_base)/
 test      := $(out_base)/.test
 clean     := $(out_base)/.clean
diff --git a/common/threads/driver.cxx b/common/threads/driver.cxx
new file mode 100644
index 0000000..9ae5b50
--- /dev/null
+++ b/common/threads/driver.cxx
@@ -0,0 +1,146 @@
+// file      : common/threads/driver.cxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+// Test operations in a multi-threaded environment.
+//
+
+#include <vector>
+#include <memory>   // std::auto_ptr
+#include <cassert>
+#include <iostream>
+
+#include <odb/database.hxx>
+#include <odb/transaction.hxx>
+
+#include <odb/shared-ptr.hxx>
+#include <odb/details/thread.hxx>
+
+#include <common.hxx>
+
+#include "test.hxx"
+#include "test-odb.hxx"
+
+using namespace std;
+using namespace odb;
+
+using odb::shared_ptr;
+using odb::details::thread;
+
+const size_t thread_count = 32;
+const size_t iteration_count = 100;
+
+struct task
+{
+  task (database& db, size_t n)
+      : db_ (db), n_ (n)
+  {
+  }
+
+  void
+  execute ()
+  {
+    try
+    {
+      for (size_t i (0); i < iteration_count; ++i)
+      {
+        unsigned long id ((n_ * iteration_count + i) * 3);
+
+        {
+          object o1 (id, "frist object");
+          object o2 (id + 1, "second object");
+          object o3 (id + 2, "third object");
+
+          transaction t (db_.begin_transaction ());
+          db_.persist (o1);
+          db_.persist (o2);
+          db_.persist (o3);
+          t.commit ();
+        }
+
+        {
+          transaction t (db_.begin_transaction ());
+          auto_ptr<object> o (db_.load<object> (id));
+          assert (o->str_ == "frist object");
+          o->str_ = "another value";
+          db_.store (*o);
+          t.commit ();
+        }
+
+        {
+          typedef odb::query<object> query;
+          typedef odb::result<object> result;
+
+          transaction t (db_.begin_transaction ());
+          result r (db_.query<object> (query::str == "another value"));
+
+          bool found (false);
+          for (result::iterator i (r.begin ()); i != r.end (); ++i)
+          {
+            if (i->id_ == id)
+            {
+              found = true;
+              break;
+            }
+          }
+          assert (found);
+          t.commit ();
+        }
+
+        {
+          transaction t (db_.begin_transaction ());
+          db_.erase<object> (id);
+          t.commit ();
+        }
+      }
+    }
+    catch (const odb::exception& e)
+    {
+      cerr << e.what () << endl;
+    }
+  }
+
+  static void*
+  execute (void* arg)
+  {
+    static_cast<task*> (arg)->execute ();
+    return 0;
+  }
+
+  database& db_;
+  size_t n_;
+};
+
+
+int
+main (int argc, char* argv[])
+{
+  try
+  {
+    auto_ptr<database> db (create_database (argc, argv));
+
+    vector<shared_ptr<thread> > threads;
+    vector<shared_ptr<task> > tasks;
+
+    for (size_t i (0); i < thread_count; ++i)
+    {
+      shared_ptr<task> t (new (shared) task (*db, i));
+      tasks.push_back (t);
+
+      threads.push_back (
+        shared_ptr<thread> (
+          new (shared) thread (&task::execute, t.get ())));
+    }
+
+    for (size_t i (0); i < thread_count; ++i)
+      threads[i]->join ();
+  }
+  catch (const odb::exception& e)
+  {
+    cerr << e.what () << endl;
+    return 1;
+  }
+
+  // pthread_exit (0);
+}
diff --git a/common/threads/makefile b/common/threads/makefile
new file mode 100644
index 0000000..af03a93
--- /dev/null
+++ b/common/threads/makefile
@@ -0,0 +1,82 @@
+# file      : common/threads/makefile
+# author    : Boris Kolpackov <boris@codesynthesis.com>
+# copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+# license   : GNU GPL v2; see accompanying LICENSE file
+
+include $(dir $(lastword $(MAKEFILE_LIST)))../../build/bootstrap.make
+
+cxx_tun := driver.cxx
+odb_hdr := test.hxx
+cxx_obj := $(addprefix $(out_base)/,$(cxx_tun:.cxx=.o) $(odb_hdr:.hxx=-odb.o))
+cxx_od  := $(cxx_obj:.o=.o.d)
+
+common.l             := $(out_root)/libcommon/common.l
+common.l.cpp-options := $(out_root)/libcommon/common.l.cpp-options
+
+driver  := $(out_base)/driver
+test    := $(out_base)/.test
+clean   := $(out_base)/.clean
+
+# Import.
+#
+$(call import,\
+  $(scf_root)/import/odb/stub.make,\
+  odb: odb,odb-rules: odb_rules)
+
+# Build.
+#
+$(driver): $(cxx_obj) $(common.l)
+$(cxx_obj) $(cxx_od): cpp_options := -I$(out_base)
+$(cxx_obj) $(cxx_od): $(common.l.cpp-options)
+
+genf := $(addprefix $(odb_hdr:.hxx=-odb),.hxx .ixx .cxx) $(odb_hdr:.hxx=.sql)
+gen  := $(addprefix $(out_base)/,$(genf))
+
+$(gen): $(odb)
+$(gen): odb := $(odb)
+$(gen): odb_options += --database $(db_id) --generate-schema --generate-query
+$(gen): cpp_options := -I$(out_base)
+$(gen): $(common.l.cpp-options)
+
+$(call include-dep,$(cxx_od),$(cxx_obj),$(gen))
+
+# Alias for default target.
+#
+$(out_base)/: $(driver)
+
+# Test.
+#
+$(test): $(driver) $(src_base)/test.std
+	$(call message,sql $$1,$(dcf_root)/db-driver $$1, $(src_base)/test.sql)
+	$(call message,test $<,$< --options-file $(dcf_root)/db.options \
+| diff -u $(src_base)/test.std -)
+
+# Clean.
+#
+$(clean):                            \
+  $(driver).o.clean                  \
+  $(addsuffix .cxx.clean,$(cxx_obj)) \
+  $(addsuffix .cxx.clean,$(cxx_od))  \
+  $(addprefix $(out_base)/,$(odb_hdr:.hxx=-odb.cxx.hxx.clean))
+
+# Generated .gitignore.
+#
+ifeq ($(out_base),$(src_base))
+$(driver): | $(out_base)/.gitignore
+
+$(out_base)/.gitignore: files := driver $(genf)
+$(clean): $(out_base)/.gitignore.clean
+
+$(call include,$(bld_root)/git/gitignore.make)
+endif
+
+# How to.
+#
+$(call include,$(odb_rules))
+$(call include,$(bld_root)/cxx/cxx-d.make)
+$(call include,$(bld_root)/cxx/cxx-o.make)
+$(call include,$(bld_root)/cxx/o-e.make)
+
+# Dependencies.
+#
+$(call import,$(src_root)/libcommon/makefile)
diff --git a/common/threads/test.hxx b/common/threads/test.hxx
new file mode 100644
index 0000000..d02fdfd
--- /dev/null
+++ b/common/threads/test.hxx
@@ -0,0 +1,31 @@
+// file      : common/template/test.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef TEST_HXX
+#define TEST_HXX
+
+#include <string>
+
+#include <odb/core.hxx>
+
+#pragma odb object
+struct object
+{
+  object (unsigned long id, const std::string& str)
+      : id_ (id), str_ (str)
+  {
+  }
+
+  object ()
+  {
+  }
+
+  #pragma odb id
+  unsigned long id_;
+
+  std::string str_;
+};
+
+#endif // TEST_HXX
diff --git a/common/threads/test.std b/common/threads/test.std
new file mode 100644
index 0000000..e69de29
-- 
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