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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-27 18:24:20 +0000
commit483eb2f56657e8e7f419ab1a4fab8dce9ade8609 (patch)
treee5d88d25d870d5dedacb6bbdbe2a966086a0a5cf /src/boost/libs/move/test/unique_ptr_assign.cpp
parentInitial commit. (diff)
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Adding upstream version 14.2.21.upstream/14.2.21upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/move/test/unique_ptr_assign.cpp')
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+//////////////////////////////////////////////////////////////////////////////
+//
+// (C) Copyright Howard Hinnant 2009
+// (C) Copyright Ion Gaztanaga 2014-2014.
+//
+// Distributed under the Boost Software License, Version 1.0.
+// (See accompanying file LICENSE_1_0.txt or copy at
+// http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org/libs/move for documentation.
+//
+//////////////////////////////////////////////////////////////////////////////
+#include <boost/move/utility_core.hpp>
+#include <boost/move/unique_ptr.hpp>
+#include <boost/static_assert.hpp>
+#include <boost/core/lightweight_test.hpp>
+
+//////////////////////////////////////////////
+//
+// The initial implementation of these tests
+// was written by Howard Hinnant.
+//
+// These test were later refactored grouping
+// and porting them to Boost.Move.
+//
+// Many thanks to Howard for releasing his C++03
+// unique_ptr implementation with such detailed
+// test cases.
+//
+//////////////////////////////////////////////
+
+#include "unique_ptr_test_utils_beg.hpp"
+
+namespace bml = ::boost::movelib;
+
+////////////////////////////////
+// unique_ptr_asgn_move_convert_defdel
+////////////////////////////////
+namespace unique_ptr_asgn_move_convert_defdel {
+
+void test()
+{
+ //Single unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<B> s(new B);
+ A* p = s.get();
+ bml::unique_ptr<A> s2(new A);
+ BOOST_TEST(A::count == 2);
+ s2 = boost::move(s);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 1);
+ BOOST_TEST(B::count == 1);
+ }
+ BOOST_TEST(A::count == 0);
+ BOOST_TEST(B::count == 0);
+
+ //Unbounded array unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A[]> s(new A[2]);
+ A* p = s.get();
+ bml::unique_ptr<const A[]> s2(new const A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 2);
+ }
+ BOOST_TEST(A::count == 0);
+ //Bounded array unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A[2]> s(new A[2]);
+ A* p = s.get();
+ bml::unique_ptr<const A[2]> s2(new const A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 2);
+ }
+ {
+ BOOST_TEST(A::count == 0);
+ bml::unique_ptr<A[2]> s(new A[2]);
+ A* p = s.get();
+ bml::unique_ptr<const A[]> s2(new const A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 2);
+ }
+ BOOST_TEST(A::count == 0);
+}
+
+} //namespace unique_ptr_asgn_move_convert_defdel{
+
+////////////////////////////////
+// unique_ptr_asgn_move_convert_movdel
+////////////////////////////////
+
+namespace unique_ptr_asgn_move_convert_movedel{
+
+void test()
+{
+ //Single unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<B, move_constr_deleter<B> > s(new B);
+ A* p = s.get();
+ bml::unique_ptr<A, move_constr_deleter<A> > s2(new A);
+ BOOST_TEST(A::count == 2);
+ s2 = (boost::move(s));
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 1);
+ BOOST_TEST(B::count == 1);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ BOOST_TEST(s.get_deleter().state() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+ BOOST_TEST(B::count == 0);
+
+ //Unbounded array unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A[], move_constr_deleter<A[]> > s(new A[2]);
+ A* p = s.get();
+ bml::unique_ptr<const A[], move_constr_deleter<const A[]> > s2(new const A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = (boost::move(s));
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ BOOST_TEST(s.get_deleter().state() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+
+ //Bounded array unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A[2], move_constr_deleter<A[2]> > s(new A[3]);
+ A* p = s.get();
+ bml::unique_ptr<const A[2], move_constr_deleter<const A[2]> > s2(new const A[2]);
+ BOOST_TEST(A::count == 5);
+ s2 = (boost::move(s));
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 3);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ BOOST_TEST(s.get_deleter().state() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+ reset_counters();
+ {
+ bml::unique_ptr<A[2], move_constr_deleter<A[3]> > s(new A[2]);
+ A* p = s.get();
+ bml::unique_ptr<const A[], move_constr_deleter<const A[]> > s2(new const A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = (boost::move(s));
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ BOOST_TEST(s.get_deleter().state() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+}
+
+} //namespace unique_ptr_asgn_move_convert_movedel{
+
+////////////////////////////////
+// unique_ptr_asgn_move_convert_copydelref
+////////////////////////////////
+
+namespace unique_ptr_asgn_move_convert_copydelref{
+
+// test converting move assignment with reference deleters
+
+void test()
+{
+ //Single unique_ptr
+ reset_counters();
+ {
+ copy_constr_deleter<B> db(5);
+ bml::unique_ptr<B, copy_constr_deleter<B>&> s(new B, db);
+ A* p = s.get();
+ copy_constr_deleter<A> da(6);
+ bml::unique_ptr<A, copy_constr_deleter<A>&> s2(new A, da);
+ s2 = boost::move(s);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 1);
+ BOOST_TEST(B::count == 1);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ }
+ BOOST_TEST(A::count == 0);
+ BOOST_TEST(B::count == 0);
+
+ //Unbounded array unique_ptr
+ reset_counters();
+ {
+ copy_constr_deleter<A[]> db(5);
+ bml::unique_ptr<A[], copy_constr_deleter<A[]>&> s(new A[2], db);
+ A* p = s.get();
+ copy_constr_deleter<const A[]> da(6);
+ bml::unique_ptr<const A[], copy_constr_deleter<const A[]>&> s2(new const A[2], da);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ }
+ BOOST_TEST(A::count == 0);
+
+ //Bounded array unique_ptr
+ reset_counters();
+ {
+ copy_constr_deleter<A[2]> db(5);
+ bml::unique_ptr<A[2], copy_constr_deleter<A[2]>&> s(new A[2], db);
+ A* p = s.get();
+ copy_constr_deleter<const A[2]> da(6);
+ bml::unique_ptr<const A[2], copy_constr_deleter<const A[2]>&> s2(new const A[2], da);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ }
+ BOOST_TEST(A::count == 0);
+ reset_counters();
+ {
+ copy_constr_deleter<A[2]> db(5);
+ bml::unique_ptr<A[2], copy_constr_deleter<A[2]>&> s(new A[2], db);
+ A* p = s.get();
+ copy_constr_deleter<const A[]> da(6);
+ bml::unique_ptr<const A[], copy_constr_deleter<const A[]>&> s2(new const A[2], da);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ }
+ BOOST_TEST(A::count == 0);
+}
+
+} //namespace unique_ptr_asgn_move_convert_copydelref{
+
+////////////////////////////////
+// unique_ptr_asgn_move_defdel
+////////////////////////////////
+namespace unique_ptr_asgn_move_defdel {
+
+void test()
+{
+ //Single unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A> s1(new A);
+ A* p = s1.get();
+ bml::unique_ptr<A> s2(new A);
+ BOOST_TEST(A::count == 2);
+ s2 = boost::move(s1);
+ BOOST_TEST(A::count == 1);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+
+ //Unbounded array unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A[]> s1(new A[2]);
+ A* p = s1.get();
+ bml::unique_ptr<A[]> s2(new A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s1);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+ //Bounded array unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A[2]> s1(new A[2]);
+ A* p = s1.get();
+ bml::unique_ptr<A[2]> s2(new A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s1);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+}
+
+} //unique_ptr_asgn_move_defdel
+
+////////////////////////////////
+// unique_ptr_asgn_move_movedel
+////////////////////////////////
+namespace unique_ptr_asgn_move_movedel {
+
+void test()
+{
+ //Single unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A, move_constr_deleter<A> > s1(new A);
+ A* p = s1.get();
+ bml::unique_ptr<A, move_constr_deleter<A> > s2(new A);
+ BOOST_TEST(A::count == 2);
+ s2 = boost::move(s1);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ BOOST_TEST(A::count == 1);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ BOOST_TEST(s1.get_deleter().state() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+
+ //Unbounded array unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A[], move_constr_deleter<A[]> > s1(new A[2]);
+ A* p = s1.get();
+ bml::unique_ptr<A[], move_constr_deleter<A[]> > s2(new A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s1);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ BOOST_TEST(s1.get_deleter().state() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+
+ BOOST_TEST(A::count == 0);
+ //Bounded array unique_ptr
+ reset_counters();
+ {
+ bml::unique_ptr<A[2], move_constr_deleter<A[2]> > s1(new A[2]);
+ A* p = s1.get();
+ bml::unique_ptr<A[2], move_constr_deleter<A[2]> > s2(new A[2]);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s1);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(s2.get_deleter().state() == 5);
+ BOOST_TEST(s1.get_deleter().state() == 0);
+ }
+ BOOST_TEST(A::count == 0);
+}
+
+} //unique_ptr_asgn_move_movedel
+
+////////////////////////////////
+// unique_ptr_asgn_move_copydelref
+////////////////////////////////
+namespace unique_ptr_asgn_move_copydelref {
+
+void test()
+{
+ //Single unique_ptr
+ reset_counters();
+ {
+ copy_constr_deleter<A> d1(5);
+ bml::unique_ptr<A, copy_constr_deleter<A>&> s1(new A, d1);
+ A* p = s1.get();
+ copy_constr_deleter<A> d2(6);
+ bml::unique_ptr<A, copy_constr_deleter<A>&> s2(new A, d2);
+ s2 = boost::move(s1);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ BOOST_TEST(A::count == 1);
+ BOOST_TEST(d1.state() == 5);
+ BOOST_TEST(d2.state() == 5);
+ }
+ BOOST_TEST(A::count == 0);
+
+ //Unbounded array unique_ptr
+ reset_counters();
+ {
+ copy_constr_deleter<A[]> d1(5);
+ bml::unique_ptr<A[], copy_constr_deleter<A[]>&> s1(new A[2], d1);
+ A* p = s1.get();
+ copy_constr_deleter<A[]> d2(6);
+ bml::unique_ptr<A[], copy_constr_deleter<A[]>&> s2(new A[2], d2);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s1);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(d1.state() == 5);
+ BOOST_TEST(d2.state() == 5);
+ }
+ BOOST_TEST(A::count == 0);
+ //Bounded array unique_ptr
+ reset_counters();
+ {
+ copy_constr_deleter<A[2]> d1(5);
+ bml::unique_ptr<A[2], copy_constr_deleter<A[2]>&> s1(new A[2], d1);
+ A* p = s1.get();
+ copy_constr_deleter<A[2]> d2(6);
+ bml::unique_ptr<A[2], copy_constr_deleter<A[2]>&> s2(new A[2], d2);
+ BOOST_TEST(A::count == 4);
+ s2 = boost::move(s1);
+ BOOST_TEST(s2.get() == p);
+ BOOST_TEST(s1.get() == 0);
+ BOOST_TEST(A::count == 2);
+ BOOST_TEST(d1.state() == 5);
+ BOOST_TEST(d2.state() == 5);
+ }
+ BOOST_TEST(A::count == 0);
+}
+
+} //unique_ptr_asgn_move_copydelref
+
+////////////////////////////////
+// main
+////////////////////////////////
+int main()
+{
+ //Assignment
+ unique_ptr_asgn_move_convert_defdel::test();
+ unique_ptr_asgn_move_convert_movedel::test();
+ unique_ptr_asgn_move_convert_copydelref::test();
+ unique_ptr_asgn_move_defdel::test();
+ unique_ptr_asgn_move_movedel::test();
+ unique_ptr_asgn_move_copydelref::test();
+
+ //Test results
+ return boost::report_errors();
+}
+
+#include "unique_ptr_test_utils_end.hpp"