From c0680e8a3aecdf686223a97811e68b585eb25df7 Mon Sep 17 00:00:00 2001 From: Tavian Barnes Date: Wed, 19 Dec 2012 12:12:04 -0500 Subject: Add some basic reference counting tests. --- libdimension/tests/Makefile.am | 4 +++ libdimension/tests/refcount.c | 72 ++++++++++++++++++++++++++++++++++++++++++ 2 files changed, 76 insertions(+) create mode 100644 libdimension/tests/refcount.c (limited to 'libdimension/tests') diff --git a/libdimension/tests/Makefile.am b/libdimension/tests/Makefile.am index 0673023..bcfa2c6 100644 --- a/libdimension/tests/Makefile.am +++ b/libdimension/tests/Makefile.am @@ -26,6 +26,7 @@ check_PROGRAMS = warning.test \ warning-as-error.test \ error.test \ custom-error-fn.test \ + refcount.test \ dictionary.test \ polynomial.test \ prtree.test \ @@ -73,6 +74,9 @@ error_test_LDADD = libdimension-tests.la custom_error_fn_test_SOURCES = custom-error-fn.c custom_error_fn_test_LDADD = libdimension-tests.la +refcount_test_SOURCES = refcount.c +refcount_test_LDADD = libdimension-unit-test.la + dictionary_test_SOURCES = dictionary.c dictionary_test_LDADD = libdimension-unit-test.la diff --git a/libdimension/tests/refcount.c b/libdimension/tests/refcount.c new file mode 100644 index 0000000..efceacd --- /dev/null +++ b/libdimension/tests/refcount.c @@ -0,0 +1,72 @@ +/************************************************************************* + * Copyright (C) 2012 Tavian Barnes * + * * + * This file is part of The Dimension Test Suite. * + * * + * The Dimension Test Suite is free software; you can redistribute it * + * and/or modify it under the terms of the GNU General Public License as * + * published by the Free Software Foundation; either version 3 of the * + * License, or (at your option) any later version. * + * * + * The Dimension Test Suite is distributed in the hope that it will be * + * useful, but WITHOUT ANY WARRANTY; without even the implied warranty * + * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * + * General Public License for more details. * + * * + * You should have received a copy of the GNU General Public License * + * along with this program. If not, see . * + *************************************************************************/ + +/** + * @file + * Tests for the reference counting implementation. + */ + +#include "dimension-internal.h" +#include "tests.h" + +typedef struct dmnsn_foo { + DMNSN_REFCOUNT; +} dmnsn_foo; + +static dmnsn_foo * +dmnsn_new_foo(void) +{ + dmnsn_foo *foo = dmnsn_malloc(sizeof(dmnsn_foo)); + DMNSN_REFCOUNT_INIT(foo); + return foo; +} + +static void +dmnsn_delete_foo(dmnsn_foo *foo) +{ + if (DMNSN_DECREF(foo)) { + dmnsn_free(foo); + } +} + +static dmnsn_foo dmnsn_global_foo = { + DMNSN_REFCOUNT_INITIALIZER, +}; + +DMNSN_TEST(refcount, inc_dec) +{ + dmnsn_foo *foo = dmnsn_new_foo(); + DMNSN_INCREF(foo); + dmnsn_delete_foo(foo); + dmnsn_delete_foo(foo); +} + +DMNSN_TEST(refcount, decref_null) +{ + dmnsn_foo *foo = NULL; + ck_assert(!DMNSN_DECREF(foo)); +} + +DMNSN_TEST(refcount, global) +{ + /* Suppress "address will always evaluate to true" warning */ + dmnsn_foo *global = &dmnsn_global_foo; + DMNSN_INCREF(global); + ck_assert(!DMNSN_DECREF(global)); +} -- cgit v1.2.3