initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/tests/misc/guifuncs.cpp

@@ -0,0 +1,272 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        tests/misc/misctests.cpp
+// Purpose:     test miscellaneous GUI functions
+// Author:      Vadim Zeitlin
+// Created:     2008-09-22
+// Copyright:   (c) 2008 Vadim Zeitlin
+///////////////////////////////////////////////////////////////////////////////
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#include "testprec.h"
+
+
+#include "wx/defs.h"
+
+#ifndef WX_PRECOMP
+    #include "wx/gdicmn.h"
+    #include "wx/filefn.h"
+#endif // !PCH
+
+#include "wx/app.h"
+#include "wx/button.h"
+#include "wx/clipbrd.h"
+#include "wx/dataobj.h"
+#include "wx/panel.h"
+
+#include "asserthelper.h"
+
+#include <memory>
+
+// ----------------------------------------------------------------------------
+// the tests
+// ----------------------------------------------------------------------------
+
+TEST_CASE("GUI::DisplaySize", "[guifuncs]")
+{
+    // test that different (almost) overloads return the same results
+    int w, h;
+    wxDisplaySize(&w, &h);
+    wxSize sz = wxGetDisplaySize();
+
+    CHECK( sz.x == w );
+    CHECK( sz.y == h );
+
+    // test that passing nullptr works as expected, e.g. doesn't crash
+    wxDisplaySize(nullptr, nullptr);
+    wxDisplaySize(&w, nullptr);
+    wxDisplaySize(nullptr, &h);
+
+    CHECK( sz.x == w );
+    CHECK( sz.y == h );
+
+    // test that display PPI is something reasonable
+    sz = wxGetDisplayPPI();
+    CHECK( sz.x < 1000 );
+    CHECK( sz.y < 1000 );
+}
+
+#if wxUSE_DATAOBJ
+TEST_CASE("GUI::TextDataObject", "[guifuncs][clipboard]")
+{
+    const wxString text("Hello clipboard!");
+
+    wxTextDataObject* const dobj = new wxTextDataObject(text);
+    CHECK( dobj->GetText() == text );
+
+    wxClipboardLocker lockClip;
+    CHECK( wxTheClipboard->SetData(dobj) );
+    wxTheClipboard->Flush();
+
+    wxTextDataObject dobj2;
+    REQUIRE( wxTheClipboard->GetData(dobj2) );
+    CHECK( dobj2.GetText() == text );
+}
+
+TEST_CASE("GUI::URLDataObject", "[guifuncs][clipboard]")
+{
+    // this tests for buffer overflow, see #11102
+    const char * const
+        url = "http://something.long.to.overwrite.plenty.memory.example.com";
+    wxURLDataObject * const dobj = new wxURLDataObject(url);
+    CHECK( dobj->GetURL() == url );
+
+    wxClipboardLocker lockClip;
+    CHECK( wxTheClipboard->SetData(dobj) );
+    wxTheClipboard->Flush();
+
+    wxURLDataObject dobj2;
+    REQUIRE( wxTheClipboard->GetData(dobj2) );
+    CHECK( dobj2.GetURL() == url );
+}
+
+TEST_CASE("GUI::HTMLDataObject", "[guifuncs][clipboard]")
+{
+    const wxString text("<h1>Hello clipboard!</h1>");
+
+    wxHTMLDataObject* const dobj = new wxHTMLDataObject(text);
+    CHECK( dobj->GetHTML() == text );
+
+    wxClipboardLocker lockClip;
+    CHECK( wxTheClipboard->SetData(dobj) );
+    wxTheClipboard->Flush();
+
+    wxHTMLDataObject dobj2;
+    REQUIRE( wxTheClipboard->GetData(dobj2) );
+    CHECK( dobj2.GetHTML() == text );
+}
+
+// This disabled by default test allows to check that we retrieve HTML data
+// from the system clipboard correctly.
+TEST_CASE("GUI::ShowHTML", "[.]")
+{
+    wxClipboardLocker lockClip;
+
+    wxHTMLDataObject dobj;
+    REQUIRE( wxTheClipboard->GetData(dobj) );
+
+    WARN("Clipboard contents:\n---start---\n" << dobj.GetHTML() << "\n---end--");
+}
+
+TEST_CASE("GUI::DataFormatCompare", "[guifuncs][dataformat]")
+{
+    const wxDataFormat df(wxDF_TEXT);
+    CHECK( df == wxDF_TEXT );
+    CHECK( df != wxDF_INVALID );
+}
+#endif // wxUSE_DATAOBJ
+
+TEST_CASE("GUI::ParseFileDialogFilter", "[guifuncs]")
+{
+    wxArrayString descs,
+                  filters;
+
+    REQUIRE
+    (
+        wxParseCommonDialogsFilter("Image files|*.jpg;*.png", descs, filters)
+        == 1
+    );
+
+    CHECK( descs[0] == "Image files" );
+    CHECK( filters[0] == "*.jpg;*.png" );
+
+    REQUIRE
+    (
+        wxParseCommonDialogsFilter
+        (
+            "All files (*.*)|*.*|Python source (*.py)|*.py",
+            descs, filters
+        )
+        == 2
+    );
+
+    CHECK( filters[0] == "*.*" );
+    CHECK( filters[1] == "*.py" );
+
+    // Test some invalid ones too.
+    WX_ASSERT_FAILS_WITH_ASSERT
+    (
+        wxParseCommonDialogsFilter
+        (
+            "All files (*.*)|*.*|Python source (*.py)|*.py|",
+            descs, filters
+        )
+    );
+}
+
+TEST_CASE("GUI::ClientToScreen", "[guifuncs]")
+{
+    wxWindow* const tlw = wxTheApp->GetTopWindow();
+    REQUIRE( tlw );
+
+    std::unique_ptr<wxPanel> const
+        p1(new wxPanel(tlw, wxID_ANY, wxPoint(0, 0), wxSize(100, 50)));
+    std::unique_ptr<wxPanel> const
+        p2(new wxPanel(tlw, wxID_ANY, wxPoint(0, 50), wxSize(100, 50)));
+    wxWindow* const
+        b = new wxWindow(p2.get(), wxID_ANY, wxPoint(10, 10), wxSize(30, 10));
+
+    // We need this to realize the windows created above under wxGTK.
+    wxYield();
+
+    const wxPoint tlwOrig = tlw->ClientToScreen(wxPoint(0, 0));
+
+    CHECK( p2->ClientToScreen(wxPoint(0, 0)) == tlwOrig + wxPoint(0, 50) );
+
+    CHECK( b->ClientToScreen(wxPoint(0, 0)) == tlwOrig + wxPoint(10, 60) );
+}
+
+namespace
+{
+
+// This class is used as a test window here. We can't use a real wxButton
+// because we can't create other windows as its children in wxGTK.
+class TestButton : public wxWindow
+{
+public:
+    TestButton(wxWindow* parent, const wxString& label, const wxPoint& pos)
+        : wxWindow(parent, wxID_ANY, pos, wxSize(100, 50))
+    {
+        SetLabel(label);
+    }
+};
+
+// Helper function returning the label of the window at the given point or
+// "NONE" if there is no window there.
+wxString GetLabelOfWindowAtPoint(wxWindow* parent, int x, int y)
+{
+    wxWindow* const
+        win = wxFindWindowAtPoint(parent->ClientToScreen(wxPoint(x, y)));
+    return win ? win->GetLabel() : wxString("NONE");
+}
+
+} // anonymous namespace
+
+TEST_CASE("GUI::FindWindowAtPoint", "[guifuncs]")
+{
+    wxWindow* const parent = wxTheApp->GetTopWindow();
+    REQUIRE( parent );
+
+    // Set a label to allow distinguishing it from the other windows in the
+    // assertion messages.
+    parent->SetLabel("parent");
+
+    std::unique_ptr<wxWindow> btn1(new TestButton(parent, "1", wxPoint(10, 10)));
+    std::unique_ptr<wxWindow> btn2(new TestButton(parent, "2", wxPoint(10, 90)));
+
+    // No need to use std::unique_ptr<> for this one, it will be deleted by btn2.
+    wxWindow* btn3 = new TestButton(btn2.get(), "3", wxPoint(20, 20));
+
+    // We need this to realize the windows created above under wxGTK.
+    wxYield();
+
+    INFO("No window for a point outside of the window");
+    CHECK( GetLabelOfWindowAtPoint(parent, 900, 900) == "NONE" );
+
+    INFO( "Point over a child control corresponds to it" );
+    CHECK( GetLabelOfWindowAtPoint(parent, 11, 11) == btn1->GetLabel() );
+
+    INFO("Point outside of any child control returns the TLW itself");
+    CHECK( GetLabelOfWindowAtPoint(parent, 5, 5) == parent->GetLabel() );
+
+    btn2->Disable();
+    INFO("Point over a disabled child control still corresponds to it");
+    CHECK( GetLabelOfWindowAtPoint(parent, 11, 91) == btn2->GetLabel() );
+
+    btn2->Hide();
+    INFO("Point over a hidden child control doesn't take it into account");
+    CHECK( GetLabelOfWindowAtPoint(parent, 11, 91) == parent->GetLabel() );
+
+    btn2->Show();
+    INFO("Point over child control corresponds to the child");
+    CHECK( GetLabelOfWindowAtPoint(parent, 31, 111) == btn3->GetLabel() );
+
+    btn3->Disable();
+    INFO("Point over disabled child controls still corresponds to this child");
+    CHECK( GetLabelOfWindowAtPoint(parent, 31, 111) == btn3->GetLabel() );
+}
+
+TEST_CASE("wxWindow::Dump", "[window]")
+{
+    CHECK_NOTHROW( wxDumpWindow(nullptr) );
+
+    std::unique_ptr<wxButton>
+        button(new wxButton(wxTheApp->GetTopWindow(), wxID_ANY, "bloordyblop"));
+
+    const std::string s = wxDumpWindow(button.get()).utf8_string();
+
+    CHECK_THAT( s, Catch::Contains("wxButton") );
+    CHECK_THAT( s, Catch::Contains("bloordyblop") );
+}