changeset:   2:16736bb12c06
user:        Georg Sauthoff <gsauthof@techfak.uni-bielefeld.de>
date:        Thu Aug 06 19:00:38 2009 +0200
summary:     added assignment tests

diff -r c7740aa5c918 -r 16736bb12c06 libs/smart_ptr/test/intrusive_ptr_test.cpp
--- a/libs/smart_ptr/test/intrusive_ptr_test.cpp	Thu Aug 06 17:25:48 2009 +0200
+++ b/libs/smart_ptr/test/intrusive_ptr_test.cpp	Thu Aug 06 19:00:38 2009 +0200
@@ -269,14 +269,81 @@
 
 void copy_assignment()
 {
+  X *x1 = new X();
+  X *x2 = new X();
+  X *t1 = x1;
+  X *t2 = x2;
+  boost::intrusive_ptr<X> s1(x1);
+  boost::intrusive_ptr<X> s2(x2);
+  boost::intrusive_ptr<X> s3(x1);
+  boost::intrusive_ptr<X> s4(x2);
+  boost::intrusive_ptr<X> s5;
+
+  s1 = s2;
+  BOOST_TEST(s1.get() == x2);
+  BOOST_TEST(s2.get() == x2);
+  BOOST_TEST(x2->use_count() == 3);
+
+  s1 = s3;
+  BOOST_TEST(s1.get() == x1);
+  BOOST_TEST(s3.get() == x1);
+  BOOST_TEST(s2.get() == x2);
+  BOOST_TEST(x2->use_count() == 2);
+  BOOST_TEST(x1->use_count() == 2);
+
+  s5 = s2;
+  BOOST_TEST(s5.get() == x2);
+  BOOST_TEST(s2.get() == x2);
+  BOOST_TEST(x2->use_count() == 3);
+
+  BOOST_TEST(t1 == x1);
+  BOOST_TEST(t2 == x2);
 }
 
 void conversion_assignment()
 {
+  X *x = new X();
+  Y *y = new Y();
+  X *t = y;
+  boost::intrusive_ptr<X> a;
+  BOOST_TEST(a.get() == 0);
+  boost::intrusive_ptr<X> u(x);
+  BOOST_TEST(u.get() == x);
+  boost::intrusive_ptr<Y> v(y);
+  BOOST_TEST(v.get() == y);
+
+  a = v;
+  BOOST_TEST(a.get() == y);
+  BOOST_TEST(v.get() == y);
+  BOOST_TEST(y->use_count() == 2);
+
+  u = v;
+  BOOST_TEST(u.get() == y);
+  BOOST_TEST(v.get() == y);
+  BOOST_TEST(y->use_count() == 3);
+
+  BOOST_TEST(t == y);
 }
 
 void pointer_assignment()
 {
+  X *x = new X();
+  X *t = x;
+  boost::intrusive_ptr<X> s;
+  BOOST_TEST(s.get() == 0);
+  s = x;
+  BOOST_TEST(x == t);
+  BOOST_TEST(s.get() == x);
+  BOOST_TEST(s->use_count() == 1);
+
+  intrusive_ptr_add_ref(x);
+  X *x2 = new X();
+  s = x2;
+  BOOST_TEST(s.get() == x2);
+  BOOST_TEST(s->use_count() == 1);
+  BOOST_TEST(x->use_count() == 1);
+
+  delete x;
 }
 
 void test()