Fix VC++ warnings about __has_include().

[wxWidgets.git] / tests / testprec.h

diff --git a/tests/testprec.h b/tests/testprec.h
index b5178c8d1ed3e0453c7bb4506af0886ab63238eb..0005f5bb3ea42d75eac92fa78e615e0216cc4980 100644 (file)
--- a/tests/testprec.h
+++ b/tests/testprec.h
@@ -1,6 +1,24 @@
+#ifndef WX_TESTPREC_INCLUDED
+#define WX_TESTPREC_INCLUDED 1
+
 #include "wx/wxprec.h"
+#include "wx/stopwatch.h"
+#include "wx/evtloop.h"
 #include "wx/cppunit.h"
 
+// Custom test macro that is only defined when wxUIActionSimulator is available
+// this allows the tests that do not rely on it to run on platforms that don't
+// support it.
+//
+// FIXME: And while OS X does support it, more or less, too many tests
+//        currently fail under it so disable all interactive tests there. They
+//        should, of course, be reenabled a.s.a.p.
+#if wxUSE_UIACTIONSIMULATOR && !defined(__WXOSX__)
+    #define WXUISIM_TEST(test) CPPUNIT_TEST(test)
+#else
+    #define WXUISIM_TEST(test) (void)0
+#endif
+
 // define wxHAVE_U_ESCAPE if the compiler supports \uxxxx character constants
 #if (defined(__VISUALC__) && (__VISUALC__ >= 1300)) || \
     (defined(__GNUC__) && (__GNUC__ >= 3))
@@ -13,6 +31,23 @@
     #endif
 #endif
 
+// Define wxUSING_VC_CRT_IO when using MSVC CRT STDIO library as its standard
+// functions give different results from glibc ones in several cases (of
+// course, any code relying on this is not portable and probably won't work,
+// i.e. will result in tests failures, with other platforms/compilers which
+// should have checks for them added as well).
+//
+// Notice that MinGW uses VC CRT by default but may use its own printf()
+// implementation if __USE_MINGW_ANSI_STDIO is defined. And finally also notice
+// that testing for __USE_MINGW_ANSI_STDIO directly results in a warning with
+// -Wundef if it involves an operation with undefined __MINGW_FEATURES__ so
+// test for the latter too to avoid it.
+#if defined(__VISUALC__) || \
+    (defined(__MINGW32__) && \
+     (!defined(__MINGW_FEATURES__) || !__USE_MINGW_ANSI_STDIO))
+    #define wxUSING_VC_CRT_IO
+#endif
+
 // thrown when assert fails in debug build
 class TestAssertFailure
 {
@@ -52,10 +87,33 @@ public:
                 CPPUNIT_FAIL("expected assertion not generated"); \
         }
 #else
-    // there are no assertions in this build so just check that it fails
-    #define WX_ASSERT_FAILS_WITH_ASSERT(cond) CPPUNIT_ASSERT(!(cond))
+    // there are no assertions in this build so we can't do anything (we used
+    // to check that the condition failed but this didn't work well as in
+    // normal build with wxDEBUG_LEVEL != 0 we can pass something not
+    // evaluating to a bool at all but it then would fail to compile in
+    // wxDEBUG_LEVEL == 0 case, so just don't do anything at all now).
+    #define WX_ASSERT_FAILS_WITH_ASSERT(cond)
 #endif
 
+#define WX_ASSERT_EVENT_OCCURS(eventcounter, count) \
+{\
+    wxStopWatch sw; \
+    wxEventLoopBase* loop = wxEventLoopBase::GetActive(); \
+    while(eventcounter.GetCount() < count) \
+    { \
+        if(sw.Time() < 100) \
+            loop->Dispatch(); \
+        else \
+        { \
+            CPPUNIT_FAIL(wxString::Format("timeout reached with %d " \
+                                          "events received, %d expected", \
+                                          eventcounter.GetCount(), count).ToStdString()); \
+            break; \
+        } \
+    } \
+    eventcounter.Clear(); \
+}
+
 // these functions can be used to hook into wxApp event processing and are
 // currently used by the events propagation test
 class WXDLLIMPEXP_FWD_BASE wxEvent;
@@ -67,3 +125,47 @@ extern void SetFilterEventFunc(FilterEventFunc func);
 extern void SetProcessEventFunc(ProcessEventFunc func);
 
 extern bool IsNetworkAvailable();
+
+extern bool IsAutomaticTest();
+
+// Helper class setting the locale to the given one for its lifetime.
+class LocaleSetter
+{
+public:
+    LocaleSetter(const char *loc) : m_locOld(setlocale(LC_ALL, loc)) { }
+    ~LocaleSetter() { setlocale(LC_ALL, m_locOld); }
+
+private:
+    const char * const m_locOld;
+
+    wxDECLARE_NO_COPY_CLASS(LocaleSetter);
+};
+
+// An even simpler helper for setting the locale to "C" one during its lifetime.
+class CLocaleSetter : private LocaleSetter
+{
+public:
+    CLocaleSetter() : LocaleSetter("C") { }
+
+private:
+    wxDECLARE_NO_COPY_CLASS(CLocaleSetter);
+};
+
+// Macro that can be used to register the test with the given name in both the
+// global unnamed registry so that it is ran by default and a registry with the
+// same name as this test to allow running just this test individually.
+//
+// Notice that the name shouldn't include the "TestCase" suffix, it's added
+// automatically by this macro.
+//
+// Implementation note: CPPUNIT_TEST_SUITE_[NAMED_]REGISTRATION macros can't be
+// used here because they both declare the variable with the same name (as the
+// "unique" name they generate is based on the line number which is the same
+// for both calls inside the macro), so we need to do it manually.
+#define wxREGISTER_UNIT_TEST(name) \
+    static CPPUNIT_NS::AutoRegisterSuite< name##TestCase > \
+        CPPUNIT_MAKE_UNIQUE_NAME( autoRegisterRegistry__ ); \
+    static CPPUNIT_NS::AutoRegisterSuite< name##TestCase > \
+        CPPUNIT_MAKE_UNIQUE_NAME( autoRegisterNamedRegistry__ )(#name "TestCase")
+
+#endif