Don't use wxWindow::ClearBackground() in the image sample and explain why.

[wxWidgets.git] / tests / scopeguard / scopeguardtest.cpp

diff --git a/tests/scopeguard/scopeguardtest.cpp b/tests/scopeguard/scopeguardtest.cpp
index 977e316af29c8237a7f85b5432742f123ec9e8ec..7b74824c37fdc61cf250397ff110cfc279e2ccd0 100644 (file)
--- a/tests/scopeguard/scopeguardtest.cpp
+++ b/tests/scopeguard/scopeguardtest.cpp
@@ -21,6 +21,7 @@
     #pragma hdrstop
 #endif
 
+#include "wx/string.h"
 #include "wx/scopeguard.h"
 
 // ----------------------------------------------------------------------------
@@ -61,6 +62,7 @@ public:
         CPPUNIT_TEST(BlockExit);
         CPPUNIT_TEST(BlockExitObj);
         CPPUNIT_TEST(BlockExitThis);
+        CPPUNIT_TEST(BlockExitSetVar);
     CPPUNIT_TEST_SUITE_END();
 
     void Normal();
@@ -68,6 +70,7 @@ public:
     void BlockExit();
     void BlockExitObj();
     void BlockExitThis();
+    void BlockExitSetVar();
 
 private:
     void Zero() { m_count = 0; }
@@ -206,3 +209,39 @@ void ScopeGuardTestCase::BlockExitThis()
     CPPUNIT_ASSERT_EQUAL( 5, m_count );
 }
 
+void ScopeGuardTestCase::BlockExitSetVar()
+{
+    m_count = 1;
+    {
+        wxON_BLOCK_EXIT_SET(m_count, 17);
+
+        CPPUNIT_ASSERT_EQUAL( 1, m_count );
+    }
+    CPPUNIT_ASSERT_EQUAL( 17, m_count );
+
+
+    int count = 1;
+    {
+        wxON_BLOCK_EXIT_SET(count, 17);
+
+        CPPUNIT_ASSERT_EQUAL( 1, count );
+    }
+    CPPUNIT_ASSERT_EQUAL( 17, count );
+
+
+    wxString s("hi");
+    {
+        wxON_BLOCK_EXIT_SET(s, "bye");
+
+        CPPUNIT_ASSERT_EQUAL( "hi", s );
+    }
+    CPPUNIT_ASSERT_EQUAL( "bye", s );
+
+    ScopeGuardTestCase *p = this;
+    {
+        wxON_BLOCK_EXIT_NULL(p);
+
+        CPPUNIT_ASSERT( p );
+    }
+    CPPUNIT_ASSERT( !p );
+}