--- /dev/null
+//==========================================================================
+//
+// tassert7.cxx
+//
+// Assertion test case
+//
+//==========================================================================
+//####COPYRIGHTBEGIN####
+//
+// ----------------------------------------------------------------------------
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
+//
+// This file is part of the eCos host tools.
+//
+// This program 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 2 of the License, or (at your option)
+// any later version.
+//
+// This program 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, write to the Free Software Foundation, Inc.,
+// 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+//
+// ----------------------------------------------------------------------------
+//
+//####COPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s): bartv
+// Contributors: bartv
+// Date: 1998-12-23
+// Purpose:
+// Description: This routine checks the invariant assertions.
+// The entry tests will have been taken care of by
+// tassert6.cxx, but it is also necessary to check
+// the exit tests.
+//
+//####DESCRIPTIONEND####
+//==========================================================================
+
+
+#define CYG_DECLARE_HOST_ASSERTION_SUPPORT
+#define CYGDBG_USE_ASSERTS
+#define CYGDBG_INFRA_DEBUG_PRECONDITIONS
+#define CYGDBG_INFRA_DEBUG_POSTCONDITIONS
+#define CYGDBG_INFRA_DEBUG_LOOP_INVARIANTS
+#define CYGDBG_INFRA_DEBUG_INVARIANTS
+
+#include <cyg/infra/testcase.h>
+#include <cyg/infra/cyg_ass.h>
+#include <cstdlib>
+#include <csetjmp>
+#include <cstring>
+
+// This is used to "recover" from an assertion failure
+static jmp_buf setjmp_buffer;
+
+// The number of assertions that have triggered.
+static int failed_assertions = 0;
+
+// The number of assertions that have been triggered.
+static int counter = 0;
+
+// Are objects currently valid?
+static bool check_this_should_fail = false;
+
+static const char message[] = "so long and thanks for all the fish";
+
+class dummy {
+ private:
+ int random;
+
+ public:
+ dummy() {
+ random = rand();
+ }
+ ~dummy() {
+ random = 0;
+ }
+
+ void invariant1();
+ void invariant2();
+ static void invariant3(dummy&);
+ static void invariant4(dummy&);
+ static void invariant5(dummy*);
+ static void invariant6(dummy*);
+ bool check_this(cyg_assert_class_zeal) const;
+};
+
+bool
+dummy::check_this(cyg_assert_class_zeal zeal) const
+{
+ // The default zeal should be cyg_quick.
+ switch(zeal) {
+ case cyg_quick:
+ return !check_this_should_fail;
+
+ case cyg_system_test:
+ case cyg_extreme:
+ case cyg_thorough:
+ case cyg_trivial:
+ case cyg_none:
+ CYG_TEST_FAIL_FINISH("incorrect default zeal passed to check_this() member function");
+ break;
+ default:
+ CYG_TEST_FAIL_FINISH("invalid zeal passed to check_this() member function");
+ break;
+ }
+ return false;
+}
+
+void
+dummy::invariant1(void)
+{
+ CYG_INVARIANT_THIS(dummy, message);
+ check_this_should_fail = true;
+}
+
+void
+dummy::invariant2(void)
+{
+ CYG_INVARIANT_THISC(dummy);
+ check_this_should_fail = true;
+}
+
+void
+dummy::invariant3(dummy& obj)
+{
+ CYG_INVARIANT_CLASSO(dummy, obj, message);
+ check_this_should_fail = true;
+}
+
+void
+dummy::invariant4(dummy& obj)
+{
+ CYG_INVARIANT_CLASSOC(dummy, obj);
+ check_this_should_fail = true;
+}
+
+void
+dummy::invariant5(dummy* obj)
+{
+ CYG_INVARIANT_CLASS(dummy, obj, message);
+ check_this_should_fail = true;
+}
+
+void
+dummy::invariant6(dummy* obj)
+{
+ CYG_INVARIANT_CLASSC(dummy, obj);
+ check_this_should_fail = true;
+}
+
+extern "C"
+bool
+failure_handler(const char* fn, const char* file, cyg_uint32 line, const char* msg)
+{
+ if (false == check_this_should_fail) {
+ CYG_TEST_FAIL("assertion triggered when everything should be ok");
+ }
+ failed_assertions++;
+ counter++;
+ longjmp(setjmp_buffer, 1);
+ return true;
+}
+
+int
+main(int argc, char **argv)
+{
+ dummy object;
+
+ cyg_assert_install_failure_handler(&failure_handler);
+ setjmp(setjmp_buffer);
+
+ for ( bool done = false; !done; counter++ ) {
+ check_this_should_fail = false;
+
+ switch(counter) {
+ case 0:
+ object.invariant1();
+ CYG_TEST_FAIL("CYG_INVARIANT_THIS() test should not have returned");
+ break;
+
+ case 1:
+ object.invariant2();
+ CYG_TEST_FAIL("CYG_INVARIANT_THISC() test should not have returned");
+ break;
+
+ case 2:
+ dummy::invariant3(object);
+ CYG_TEST_FAIL("CYG_INVARIANT_CLASSO() test should not have returned");
+ break;
+
+ case 3:
+ dummy::invariant4(object);
+ CYG_TEST_FAIL("CYG_INVARIANT_CLASSOC() test should not have returned");
+ break;
+
+ case 4:
+ dummy::invariant5(&object);
+ CYG_TEST_FAIL("CYG_INVARIANT_CLASS() test should not have returned");
+ break;
+
+ case 5:
+ dummy::invariant6(&object);
+ CYG_TEST_FAIL("CYG_INVARIANT_CLASSC() test should not have returned");
+ break;
+
+ default:
+ done = true;
+ counter--; // About to get incremented again...
+ break;
+ }
+ }
+
+ if (failed_assertions != 6) {
+ CYG_TEST_FAIL("Broken test case, not all assertions have been tried");
+ }
+
+ if (failed_assertions == counter) {
+ CYG_TEST_PASS("All assertions trigger successfully");
+ } else {
+ CYG_TEST_FAIL("Not all assertions trigger");
+ }
+ return 0;
+}
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