105 lines
3 KiB
C++
105 lines
3 KiB
C++
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/*
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* Copyright 2020 Xavier Claessens
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#include <glib.h>
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typedef struct
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{
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int dummy;
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} MyObject;
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static void
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test_typeof (void)
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{
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#if __cplusplus >= 201103L
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// Test that with C++11 we don't get those kind of errors:
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// error: invalid conversion from ‘gpointer’ {aka ‘void*’} to ‘MyObject*’ [-fpermissive]
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MyObject *obj = g_rc_box_new0 (MyObject);
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MyObject *obj2 = g_rc_box_acquire (obj);
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g_assert_true (obj2 == obj);
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MyObject *obj3 = g_atomic_pointer_get (&obj2);
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g_assert_true (obj3 == obj);
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MyObject *obj4 = nullptr;
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g_atomic_pointer_set (&obj4, obj3);
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g_assert_true (obj4 == obj);
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MyObject *obj5 = nullptr;
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g_atomic_pointer_compare_and_exchange (&obj5, nullptr, obj4);
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g_assert_true (obj5 == obj);
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MyObject *obj6 = g_steal_pointer (&obj5);
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g_assert_true (obj6 == obj);
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g_clear_pointer (&obj6, g_rc_box_release);
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g_rc_box_release (obj);
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#else
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g_test_skip ("This test requires a C++11 compiler");
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#endif
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}
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static void
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test_atomic_pointer_compare_and_exchange (void)
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{
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#if __cplusplus >= 201103L
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const gchar *str1 = "str1";
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const gchar *str2 = "str2";
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const gchar *atomic_string = str1;
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g_test_message ("Test that g_atomic_pointer_compare_and_exchange() with a "
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"non-void* pointer doesn’t have any compiler warnings in C++ mode");
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g_assert_true (g_atomic_pointer_compare_and_exchange (&atomic_string, str1, str2));
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g_assert_true (atomic_string == str2);
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#else
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g_test_skip ("This test requires a C++11 compiler");
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#endif
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}
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static void
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test_atomic_int_compare_and_exchange (void)
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{
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#if __cplusplus >= 201103L
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gint atomic_int = 5;
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g_test_message ("Test that g_atomic_int_compare_and_exchange() doesn’t have "
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"any compiler warnings in C++ mode");
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g_assert_true (g_atomic_int_compare_and_exchange (&atomic_int, 5, 50));
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g_assert_cmpint (atomic_int, ==, 50);
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#else
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g_test_skip ("This test requires a C++11 compiler");
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#endif
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}
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int
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main (int argc, char *argv[])
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{
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#if __cplusplus >= 201103L
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g_test_init (&argc, &argv, nullptr);
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#else
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g_test_init (&argc, &argv, NULL);
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#endif
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g_test_add_func ("/C++/typeof", test_typeof);
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g_test_add_func ("/C++/atomic-pointer-compare-and-exchange", test_atomic_pointer_compare_and_exchange);
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g_test_add_func ("/C++/atomic-int-compare-and-exchange", test_atomic_int_compare_and_exchange);
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return g_test_run ();
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}
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