X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/109e2ca4349381ca7ed73f78795f1779c33143e5..fd5907ffd9b0785bb6eb6f2546101623b23827c5:/tests/misc/metatest.cpp

diff --git a/tests/misc/metatest.cpp b/tests/misc/metatest.cpp
index 1fcefd245c..9072c70334 100644
--- a/tests/misc/metatest.cpp
+++ b/tests/misc/metatest.cpp
@@ -14,9 +14,14 @@
 #endif
 
 #include "wx/object.h"
+#include "wx/utils.h"
 #include "wx/meta/pod.h"
 #include "wx/meta/movable.h"
 
+#ifndef wxNO_RTTI
+#include <typeinfo>
+#endif
+
 // ----------------------------------------------------------------------------
 // test class
 // ----------------------------------------------------------------------------
@@ -30,10 +35,14 @@ private:
     CPPUNIT_TEST_SUITE( MetaProgrammingTestCase );
         CPPUNIT_TEST( IsPod );
         CPPUNIT_TEST( IsMovable );
+        CPPUNIT_TEST( ImplicitConversion );
+        CPPUNIT_TEST( MinMax );
     CPPUNIT_TEST_SUITE_END();
 
     void IsPod();
     void IsMovable();
+    void ImplicitConversion();
+    void MinMax();
 
     DECLARE_NO_COPY_CLASS(MetaProgrammingTestCase)
 };
@@ -67,3 +76,30 @@ void MetaProgrammingTestCase::IsMovable()
 #endif
     CPPUNIT_ASSERT(!wxIsMovable<wxObject>::value);
 }
+
+void MetaProgrammingTestCase::ImplicitConversion()
+{
+#ifndef wxNO_RTTI
+    CPPUNIT_ASSERT(typeid(wxImplicitConversionType<char,int>::value) == typeid(int));
+    CPPUNIT_ASSERT(typeid(wxImplicitConversionType<int,unsigned>::value) == typeid(unsigned));
+#ifdef wxLongLong_t
+    CPPUNIT_ASSERT(typeid(wxImplicitConversionType<wxLongLong_t,float>::value) == typeid(float));
+#endif
+#endif // !wxNO_RTTI
+}
+
+void MetaProgrammingTestCase::MinMax()
+{
+    // test that wxMax(1.1,1) returns float, not long int
+    float f = wxMax(1.1f, 1l);
+    CPPUNIT_ASSERT_EQUAL( 1.1f, f);
+
+    // test that comparing signed and unsigned correctly returns unsigned: this
+    // may seem counterintuitive in this case but this is consistent with the
+    // standard C conversions
+    CPPUNIT_ASSERT_EQUAL( 1, wxMin(-1, 1u) );
+
+    CPPUNIT_ASSERT_EQUAL( -1., wxClip(-1.5, -1, 1) );
+    CPPUNIT_ASSERT_EQUAL( 0, wxClip(0, -1, 1) );
+    CPPUNIT_ASSERT_EQUAL( 1, wxClip(2l, -1, 1) );
+}