X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/8899b155a1e4fa5f4b90e1f3bebe28088ea46bc9..5dd238c6dde6c4941b4cb26143cd7e5d2ad65ed4:/tests/testprec.h

diff --git a/tests/testprec.h b/tests/testprec.h
index 776407794f..84edfc45eb 100644
--- a/tests/testprec.h
+++ b/tests/testprec.h
@@ -1,3 +1,29 @@
-
 #include "wx/wxprec.h"
 #include "wx/cppunit.h"
+
+// define wxHAVE_U_ESCAPE if the compiler supports \uxxxx character constants
+#if (defined(__VISUALC__) && (__VISUALC__ >= 1300)) || \
+    (defined(__GNUC__) && (__GNUC__ >= 3))
+    #define wxHAVE_U_ESCAPE
+#endif
+
+// thrown when assert fails in debug build
+class TestAssertFailure { };
+
+// macro to use for the functions which are supposed to fail an assertion
+#ifdef __WXDEBUG__
+    // some old cppunit versions don't define CPPUNIT_ASSERT_THROW so roll our
+    // own
+    #define WX_ASSERT_FAILS_WITH_ASSERT(cond) \
+        { \
+            bool throwsAssert = false; \
+            try { cond ; } \
+            catch ( const TestAssertFailure& ) { throwsAssert = true; } \
+            if ( !throwsAssert ) \
+                CPPUNIT_FAIL("expected assertion not generated"); \
+        }
+#else
+    // there are no assertions in non-debug build so just check that it fails
+    #define WX_ASSERT_FAILS_WITH_ASSERT(cond) CPPUNIT_ASSERT(!(cond))
+#endif
+