Add a unit test verifying that wxSpinCtrl ctor doesn't generate any events.

This shouldn't happen but did (and apparently still does, sometimes) under MSW
so add a test verifying that no events are generated by the ctor.

See #14428.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@71892 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

diff --git a/tests/controls/spinctrltest.cpp b/tests/controls/spinctrltest.cpp
index 5b677f7571db60f389bc7c3c3f590b11fb5d7882..12b68102d2cf85cd82b03bbe70bc66565f6498d4 100644 (file)
--- a/tests/controls/spinctrltest.cpp
+++ b/tests/controls/spinctrltest.cpp
@@ -34,6 +34,7 @@ public:
 private:
     CPPUNIT_TEST_SUITE( SpinCtrlTestCase );
         CPPUNIT_TEST( Initial );
 private:
     CPPUNIT_TEST_SUITE( SpinCtrlTestCase );
         CPPUNIT_TEST( Initial );

+        CPPUNIT_TEST( NoEventsInCtor );

         WXUISIM_TEST( Arrows );
         WXUISIM_TEST( Wrap );
         CPPUNIT_TEST( Range );
         WXUISIM_TEST( Arrows );
         WXUISIM_TEST( Wrap );
         CPPUNIT_TEST( Range );


@@ -41,6 +42,7 @@ private:
     CPPUNIT_TEST_SUITE_END();
 
     void Initial();
     CPPUNIT_TEST_SUITE_END();
 
     void Initial();

+    void NoEventsInCtor();

     void Arrows();
     void Wrap();
     void Range();
     void Arrows();
     void Wrap();
     void Range();


@@ -89,6 +91,23 @@ void SpinCtrlTestCase::Initial()
     CPPUNIT_ASSERT_EQUAL( 99, m_spin->GetValue() );
 }
 
     CPPUNIT_ASSERT_EQUAL( 99, m_spin->GetValue() );
 }
 

+void SpinCtrlTestCase::NoEventsInCtor()
+{
+    // Verify that creating the control does not generate any events. This is
+    // unexpected and shouldn't happen.
+    wxWindow* const parent = m_spin->GetParent();
+    delete m_spin;
+    m_spin = new wxSpinCtrl;
+
+    EventCounter updated(m_spin, wxEVT_COMMAND_SPINCTRL_UPDATED);
+
+    m_spin->Create(parent, wxID_ANY, "",
+                   wxDefaultPosition, wxDefaultSize, 0,
+                   0, 100, 17);
+
+    CPPUNIT_ASSERT_EQUAL(0, updated.GetCount());
+}
+

 void SpinCtrlTestCase::Arrows()
 {
 #if wxUSE_UIACTIONSIMULATOR
 void SpinCtrlTestCase::Arrows()
 {
 #if wxUSE_UIACTIONSIMULATOR